Manufacturer communications · 2024
Chevrolet bulletins dated 2024
1,233 communications, newest first. All Chevrolet bulletins →
Bulletins
1,233 bulletins
| Number | Kind | Component | Dated | Model years |
|---|---|---|---|---|
| 21-NA-091 | Service bulletin | Equipment, Back Over Prevention | Dec 21, 2024 | 2020 Bolt EV, 2023 Corvette, 2022 Corvette +22 |
| PIT6311 | Service bulletin | — | Dec 20, 2024 | 2024 Colorado |
| 24-NA-276 | Service bulletin | Electrical System | Dec 20, 2024 | 2025 Silverado, 2025 Silverado 2500HD, 2025 Silverado 3500HD |
| 22-NA-249 | Service bulletin | Electrical System | Dec 20, 2024 | 2023 Tahoe, 2022 Tahoe, 2021 Tahoe |
| PIT6310 | Service bulletin | Exterior Lighting | Dec 19, 2024 | 2025 Suburban, 2025 Tahoe |
| PIT6134F | Service bulletin | Service Brakes | Dec 19, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +9 |
| PIP6034 | Service bulletin | Power Train | Dec 19, 2024 | 2025 Traverse, 2024 Traverse |
| 24-NA-045 | Service bulletin | Service Brakes, Steering | Dec 19, 2024 | 2025 Silverado, 2024 Silverado, 2025 Brightdrop 400 +1 |
| PIT5386K | Service bulletin | Electrical System | Dec 18, 2024 | 2025 Silverado, 2024 Silverado, 2023 Silverado +27 |
| PIE0805A | Service bulletin | Seats | Dec 18, 2024 | 2024 Suburban, 2024 Tahoe |
| 24-NA-215 | Service bulletin | Engine, Electrical System | Dec 18, 2024 | 2025 Silverado 2500HD, 2025 Silverado 3500HD |
| 03-06-01-023I | Service bulletin | Engine | Dec 18, 2024 | 2022 Equinox, 2024 Express, 2023 Express +94 |
| PIT6308 | Service bulletin | Exterior Lighting | Dec 17, 2024 | 2025 Traverse, 2024 Traverse |
| PIT6307 | Service bulletin | Back Over Prevention | Dec 17, 2024 | 2024 Suburban, 2023 Suburban, 2024 Tahoe +1 |
| PIP6003C | Service bulletin | Fuel/Propulsion System | Dec 17, 2024 | 2024 Equinox, 2023 Equinox |
| PIE0803A | Service bulletin | Engine | Dec 17, 2024 | 2024 Silverado, 2024 Silverado 2500HD, 2024 Silverado 3500HD +2 |
| PIC6570A | Service bulletin | — | Dec 17, 2024 | 2024 Corvette, 2023 Corvette |
| N242471460 | Service campaign | — | Dec 17, 2024 | 2024 Blazer, 2024 Equinox |
| N242450160-01 | Service campaign | Fuel/Propulsion System | Dec 17, 2024 | 2024 Equinox, 2023 Equinox |
| 24-NA-084 | Service bulletin | Electrical System | Dec 17, 2024 | 2024 Trailblazer, 2024 Trax |
| 21-NA-028 | Service bulletin | Power Train | Dec 17, 2024 | 2024 Suburban, 2023 Suburban, 2022 Suburban +5 |
| PIT6265B | Service bulletin | — | Dec 16, 2024 | 2025 Blazer, 2024 Blazer, 2024 Corvette +22 |
| PIT6186D | Service bulletin | Forward Collision Avoidance | Dec 16, 2024 | 2025 Silverado, 2024 Silverado, 2025 Suburban +1 |
| PIP6009B | Service bulletin | Fuel/Propulsion System | Dec 16, 2024 | 2025 Blazer, 2024 Blazer, 2025 Equinox +5 |
| PIP5981C | Service bulletin | Power Train | Dec 16, 2024 | 2025 Blazer, 2024 Blazer, 2025 Equinox +5 |
| PIP5929A | Service bulletin | Fuel/Propulsion System | Dec 16, 2024 | 2023 Trailblazer, 2022 Trailblazer, 2021 Trailblazer +2 |
| PIC6574B | Service bulletin | — | Dec 16, 2024 | 2024 Trax |
| PIC6549C | Service bulletin | — | Dec 16, 2024 | 2024 Trax |
| PIT6304 | Service bulletin | Suspension | Dec 14, 2024 | 2025 Silverado, 2024 Silverado |
| PIT6302 | Service bulletin | — | Dec 14, 2024 | 2025 Suburban, 2025 Tahoe |
| PIT6301 | Service bulletin | Electrical System | Dec 14, 2024 | 2025 Suburban, 2025 Tahoe |
| PIT6288B | Service bulletin | Structure | Dec 14, 2024 | 2025 Suburban, 2025 Tahoe |
| PIT6144C | Service bulletin | Suspension | Dec 14, 2024 | 2024 Suburban, 2023 Suburban, 2022 Suburban +5 |
| PIT5985G | Service bulletin | Fuel/Propulsion System, Electrical System | Dec 14, 2024 | 2025 Blazer, 2024 Blazer, 2025 Colorado +30 |
| 22-NA-053 | Service bulletin | Electrical System, Equipment Adaptive/Mobility | Dec 14, 2024 | 2025 Blazer, 2024 Blazer, 2023 Blazer +73 |
| 22-NA-038 | Service bulletin | Equipment | Dec 14, 2024 | 2025 Blazer, 2024 Blazer, 2023 Blazer +64 |
| 18-NA-263 | Service bulletin | Equipment | Dec 14, 2024 | 2025 Blazer, 2024 Blazer, 2023 Blazer +256 |
| PIT5832S | Service bulletin | Engine, Electrical System | Dec 13, 2024 | 2025 Blazer, 2024 Blazer, 2025 Colorado +30 |
| PIE0810 | Service bulletin | Electrical System, Engine | Dec 13, 2024 | 2025 Trailblazer, 2025 Trax |
| 24-NA-268 | Service bulletin | Structure | Dec 13, 2024 | 2025 Silverado, 2024 Silverado |
| PIT6250A | Service bulletin | Steering | Dec 12, 2024 | 2025 Silverado, 2024 Silverado |
| N242489900 | Other | — | Dec 12, 2024 | 2024 Silverado |
| N242454441-01 | Service campaign | Power Train | Dec 12, 2024 | 2022 Silverado, 2021 Silverado, 2020 Silverado +10 |
| N242451390-01 | Service campaign | — | Dec 12, 2024 | 2025 Silverado, 2024 Silverado |
| PIT6142D | Service bulletin | Electrical System | Dec 11, 2024 | 2024 Silverado, 2024 Silverado 2500HD, 2024 Silverado 3500HD +2 |
| PIT6054C | Service bulletin | Structure, Electrical System | Dec 11, 2024 | 2025 Silverado, 2024 Silverado, 2023 Silverado +1 |
| PIT5907D | Service bulletin | Back Over Prevention | Dec 11, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +6 |
| PIT5801E | Service bulletin | Suspension | Dec 11, 2024 | 2025 Suburban, 2024 Suburban, 2023 Suburban +7 |
| PIP6033 | Service bulletin | Power Train | Dec 11, 2024 | 2025 Equinox, 2024 Malibu, 2023 Malibu +4 |
| PIP6032 | Service bulletin | Power Train | Dec 11, 2024 | 2024 Malibu, 2023 Malibu, 2022 Malibu +7 |
| PIP6031 | Service bulletin | Power Train | Dec 11, 2024 | 2024 Malibu, 2023 Malibu, 2022 Malibu +3 |
| PIP6030 | Service bulletin | Power Train | Dec 11, 2024 | 2024 Malibu, 2023 Malibu, 2022 Malibu +3 |
| 24-NA-206 | Service bulletin | Electrical System | Dec 11, 2024 | 2024 Colorado, 2024 Traverse |
| 24-NA-083 | Service bulletin | Structure, Fuel/Propulsion System | Dec 11, 2024 | 2025 Blazer, 2024 Blazer, 2025 Equinox +5 |
| PIT6300 | Service bulletin | Engine | Dec 10, 2024 | 2024 Silverado, 2023 Silverado |
| PIT6015C | Service bulletin | Electrical System | Dec 10, 2024 | 2025 Silverado, 2024 Silverado, 2023 Silverado +15 |
| PIP6029 | Service bulletin | Power Train | Dec 10, 2024 | 2023 Trailblazer, 2022 Trailblazer, 2021 Trailblazer |
| PIE0753F | Service bulletin | Electrical System, Fuel/Propulsion System | Dec 10, 2024 | 2025 Blazer, 2024 Blazer, 2023 Bolt EUV +14 |
| 16-NA-376 | Service bulletin | Engine, Equipment | Dec 10, 2024 | 2025 Silverado, 2024 Silverado, 2023 Silverado +23 |
| PIT6293 | Service bulletin | Electrical System | Dec 9, 2024 | 2024 Blazer, 2024 Colorado, 2023 Colorado +3 |
| PIP6028 | Service bulletin | Electrical System, Power Train | Dec 9, 2024 | 2025 Equinox |
| N242482170 | Service campaign | Service Brakes | Dec 9, 2024 | 2024 Traverse |
| N242473580 | Service campaign | Power Train | Dec 9, 2024 | 2025 Traverse, 2024 Traverse |
| N242470190 | Service campaign | Electrical System | Dec 9, 2024 | 2024 Corvette, 2024 Silverado |
| PIT5074Q | Service bulletin | — | Dec 7, 2024 | 2022 Blazer, 2021 Blazer, 2020 Blazer +114 |
| PIP6005A | Service bulletin | Power Train | Dec 7, 2024 | 2024 Traverse |
| PIT6297 | Service bulletin | — | Dec 6, 2024 | 2025 Equinox, 2025 Traverse |
| PIT6288A | Service bulletin | Structure | Dec 6, 2024 | 2025 Suburban, 2025 Tahoe |
| PIT5962B | Service bulletin | Electrical System | Dec 6, 2024 | 2025 Blazer, 2024 Blazer, 2023 Blazer +248 |
| PIT5696H | Service bulletin | Service Brakes | Dec 6, 2024 | 2022 Colorado, 2021 Colorado, 2020 Colorado +11 |
| PIC6587 | Service bulletin | Lane Departure | Dec 6, 2024 | 2025 Blazer, 2024 Blazer, 2023 Blazer +44 |
| PIC6556G | Service bulletin | Forward Collision Avoidance | Dec 6, 2024 | 2024 Equinox, 2024 Silverado, 2025 Suburban +3 |
| PIC6552D | Service bulletin | Lane Departure | Dec 6, 2024 | 2025 Blazer, 2024 Blazer, 2023 Blazer +44 |
| N242478260-01 | Service campaign | — | Dec 6, 2024 | 2024 Silverado, 2024 Suburban, 2024 Tahoe |
| PIT6274A | Service bulletin | — | Dec 5, 2024 | 2025 Blazer, 2025 Equinox |
| PIT6202C | Service bulletin | Structure | Dec 5, 2024 | 2025 Silverado, 2024 Silverado |
| PIT6101M | Service bulletin | — | Dec 5, 2024 | 2024 Blazer, 2023 Blazer, 2024 Silverado +8 |
| PIT6098B | Service bulletin | — | Dec 5, 2024 | 2024 Colorado, 2023 Colorado, 2024 Traverse |
| PIT5923C | Service bulletin | Suspension | Dec 5, 2024 | 2025 Suburban, 2024 Suburban, 2023 Suburban +7 |
| PIP5974E | Service bulletin | Power Train | Dec 5, 2024 | 2024 Blazer, 2025 Trailblazer, 2024 Trailblazer +3 |
| PIP5947C | Service bulletin | Engine | Dec 5, 2024 | 2024 Trailblazer, 2024 Trax |
| PIE0801D | Service bulletin | Exterior Lighting | Dec 5, 2024 | 2025 Traverse, 2024 Traverse |
| N242481861 | Service campaign | — | Dec 5, 2024 | 2024 Express |
| PIT6261 | Service bulletin | — | Dec 4, 2024 | 2020 Blazer, 2019 Blazer, 2020 Bolt EV +120 |
| PIT6235A | Service bulletin | Power Train, Electrical System | Dec 4, 2024 | 2025 Blazer, 2024 Blazer |
| PIT5993C | Service bulletin | Electrical System | Dec 4, 2024 | 2025 Suburban, 2024 Suburban, 2023 Suburban +7 |
| PIT5697D | Service bulletin | Back Over Prevention | Dec 4, 2024 | 2023 Silverado, 2022 Silverado, 2021 Silverado +16 |
| PIP6026 | Service bulletin | Power Train | Dec 4, 2024 | 2025 Corvette, 2024 Corvette, 2023 Corvette +3 |
| N242475020 | Service campaign | — | Dec 4, 2024 | 2024 Colorado |
| N242452110 | Service campaign | Steering | Dec 4, 2024 | 2024 Silverado, 2024 Traverse |
| PIT6209D | Service bulletin | — | Dec 3, 2024 | 2025 Corvette, 2024 Corvette, 2025 Silverado +13 |
| N242453430 | Service campaign | — | Dec 3, 2024 | 2023 Colorado, 2024 Corvette, 2024 Silverado |
| N242454441 | Service bulletin | Power Train | Nov 27, 2024 | 2022 Silverado, 2021 Silverado, 2020 Silverado +8 |
| 24-NA-259 | Service bulletin | Visibility/Wiper | Nov 27, 2024 | 2025 Blazer, 2024 Blazer, 2024 Camaro +28 |
| 21-NA-275 | Service bulletin | Power Train, Wheels | Nov 27, 2024 | 2021 Camaro, 2020 Camaro, 2021 Silverado +7 |
| 08-07-30-035I | Service bulletin | Power Train | Nov 27, 2024 | 2025 Blazer, 2024 Blazer, 2023 Blazer +224 |
| PIT6292 | Service bulletin | Electrical System | Nov 26, 2024 | 2024 Colorado, 2023 Colorado, 2024 Silverado |
| PIT6287 | Service bulletin | Power Train, Fuel/Propulsion System | Nov 26, 2024 | 2025 Suburban, 2025 Tahoe |
| PIT6286 | Service bulletin | Structure | Nov 26, 2024 | 2024 Silverado |
| 17-NA-271 | Service bulletin | Wheels, Service Brakes | Nov 26, 2024 | 2023 Blazer, 2022 Blazer, 2021 Blazer +39 |
| PIT6285A | Service bulletin | — | Nov 25, 2024 | 2024 Silverado 2500HD, 2024 Silverado 3500HD |
| PIT6277 | Service bulletin | Electrical System | Nov 25, 2024 | 2025 Silverado, 2024 Silverado |
| PIP5981B | Service bulletin | Fuel/Propulsion System | Nov 25, 2024 | 2025 Blazer, 2024 Blazer, 2025 Equinox +5 |
| N242478260 | Service campaign | Steering | Nov 25, 2024 | 2024 Silverado, 2024 Suburban, 2024 Tahoe |
| 22-NA-238 | Service bulletin | Electrical System, Equipment | Nov 25, 2024 | 2025 Blazer, 2024 Blazer, 2023 Blazer +122 |
| 17-NA-374 | Service bulletin | Engine | Nov 25, 2024 | 2025 Silverado, 2024 Silverado, 2023 Silverado +21 |
| PIT6290 | Service bulletin | Electrical System | Nov 22, 2024 | 2025 Blazer, 2024 Blazer |
| PIT6288 | Service bulletin | Structure | Nov 22, 2024 | 2025 Suburban, 2025 Tahoe |
| PIT6112B | Service bulletin | — | Nov 22, 2024 | 2024 Blazer, 2024 Equinox |
| PIT6023C | Service bulletin | — | Nov 22, 2024 | 2024 Silverado |
| PIT5868C | Service bulletin | Electrical System | Nov 22, 2024 | 2022 Silverado, 2021 Silverado, 2020 Silverado +13 |
| 23-NA-167 | Service bulletin | Visibility/Wiper, Equipment | Nov 22, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +17 |
| 22-NA-168 | Service bulletin | Engine | Nov 22, 2024 | 2022 Silverado, 2021 Silverado, 2020 Silverado +8 |
| 19-NA-219 | Service bulletin | Engine | Nov 22, 2024 | 2025 Blazer, 2024 Blazer, 2023 Blazer +233 |
| PIT6289 | Service bulletin | Back Over Prevention, Forward Collision Avoidance | Nov 21, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +6 |
| PIT6279B | Service bulletin | — | Nov 21, 2024 | 2024 Corvette, 2023 Corvette, 2022 Corvette +15 |
| PIP6025 | Service bulletin | Power Train | Nov 21, 2024 | 2025 Blazer, 2024 Blazer, 2025 Equinox +4 |
| PIT6285 | Service bulletin | Power Train | Nov 20, 2024 | 2024 Silverado 2500HD, 2024 Silverado 3500HD |
| 24-NA-260 | Service bulletin | Power Train | Nov 20, 2024 | 2025 Equinox, 2025 Traverse, 2024 Traverse |
| PIT6271A | Service bulletin | Exterior Lighting, Electrical System | Nov 19, 2024 | 2025 Equinox |
| PIC6574A | Service bulletin | — | Nov 19, 2024 | 2024 Trax |
| PIC6549B | Service bulletin | — | Nov 19, 2024 | 2024 Trax |
| N242470230 | Service campaign | — | Nov 19, 2024 | 2025 Silverado, 2024 Silverado |
| PIT6282A | Service bulletin | Fuel/Propulsion System | Nov 18, 2024 | 2025 Equinox |
| PIP6016A | Service bulletin | Power Train | Nov 18, 2024 | 2024 Corvette, 2023 Corvette, 2022 Corvette +2 |
| PIE0802A | Service bulletin | Fuel/Propulsion System, Electrical System | Nov 18, 2024 | 2024 Silverado, 2024 Suburban, 2024 Tahoe |
| PIE0787B | Service bulletin | Fuel/Propulsion System | Nov 18, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +12 |
| 21-NA-181 | Service bulletin | Power Train, Equipment | Nov 18, 2024 | 2025 Blazer, 2024 Blazer, 2023 Blazer +8 |
| PIT6284 | Service bulletin | — | Nov 15, 2024 | 2025 Suburban, 2025 Tahoe |
| PIT6279A | Service bulletin | Electrical System | Nov 15, 2024 | 2024 Corvette, 2023 Corvette, 2022 Corvette +15 |
| PIT6134E | Service bulletin | Service Brakes | Nov 15, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +11 |
| PIT5860B | Service bulletin | Electrical System | Nov 15, 2024 | 2022 Silverado, 2021 Silverado, 2020 Silverado +8 |
| PIP6024 | Service bulletin | Power Train | Nov 15, 2024 | 2025 Corvette, 2024 Corvette, 2023 Corvette +3 |
| PIE0808 | Service bulletin | Engine, Fuel/Propulsion System | Nov 15, 2024 | 2024 Colorado, 2023 Colorado |
| PIE0807A | Service bulletin | Engine | Nov 15, 2024 | 2024 Traverse |
| PIC6470A | Service bulletin | Structure | Nov 15, 2024 | 2024 Camaro, 2023 Camaro, 2022 Camaro +6 |
| PIE0800A | Service bulletin | Engine | Nov 14, 2024 | 2025 Silverado, 2024 Silverado, 2023 Silverado |
| 24-NA-255 | Service bulletin | Electrical System, Air Bags | Nov 14, 2024 | 2025 Suburban, 2024 Suburban, 2023 Suburban +3 |
| 24-NA-181 | Service bulletin | Power Train | Nov 14, 2024 | 2024 Silverado |
| 18-NA-210 | Service bulletin | Electrical System, Structure | Nov 14, 2024 | 2024 Equinox, 2023 Equinox, 2022 Equinox +4 |
| N242475740 | Service campaign | — | Nov 13, 2024 | 2024 Colorado |
| 21-NA-290 | Service bulletin | Structure, Equipment | Nov 13, 2024 | 2024 Camaro, 2023 Camaro, 2022 Camaro +3 |
| PIT6282 | Service bulletin | Electrical System, Engine | Nov 12, 2024 | 2025 Equinox |
| PIT6281 | Service bulletin | Electrical System | Nov 12, 2024 | 2025 Suburban, 2025 Tahoe |
| PIP6023 | Service bulletin | Fuel/Propulsion System | Nov 12, 2024 | 2025 Silverado, 2024 Silverado, 2023 Silverado |
| 24-NA-152 | Service bulletin | Exterior Lighting, Lane Departure | Nov 9, 2024 | 2025 Silverado 2500HD, 2024 Silverado 2500HD, 2025 Silverado 3500HD +1 |
| 16-NA-274 | Service bulletin | Equipment, Electrical System | Nov 9, 2024 | 2022 Silverado 3500HD, 2021 Silverado 3500HD, 2020 Silverado 3500HD +51 |
| PIT6280 | Service bulletin | Exterior Lighting, Electrical System | Nov 8, 2024 | 2025 Blazer, 2025 Silverado |
| PIT6279 | Service bulletin | — | Nov 8, 2024 | 2024 Corvette, 2023 Corvette, 2022 Corvette +13 |
| PIT6278 | Service bulletin | — | Nov 8, 2024 | 2025 Blazer, 2024 Blazer |
| PIT6276 | Service bulletin | Structure | Nov 8, 2024 | 2025 Silverado, 2024 Silverado, 2023 Silverado +27 |
| PIT6265A | Service bulletin | — | Nov 8, 2024 | 2025 Blazer, 2024 Blazer, 2024 Corvette +21 |
| PIT6167E | Service bulletin | Forward Collision Avoidance | Nov 8, 2024 | 2025 Traverse, 2024 Traverse |
| PIT6112A | Service bulletin | Fuel/Propulsion System | Nov 8, 2024 | 2024 Blazer, 2024 Equinox |
| 24-NA-140 | Service bulletin | Seats | Nov 8, 2024 | 2024 Traverse |
| 24-NA-076 | Service bulletin | Steering, Electrical System | Nov 8, 2024 | 2024 Silverado |
| 24-NA-072 | Service bulletin | Service Brakes | Nov 8, 2024 | 2024 Trailblazer, 2023 Trailblazer, 2022 Trailblazer +1 |
| N242478480 | Service campaign | — | Nov 7, 2024 | 2024 Silverado 2500HD, 2024 Silverado 3500HD |
| 24-NA-256 | Service bulletin | Structure, Electrical System | Nov 7, 2024 | 2025 Trax, 2024 Trax |
| 24-NA-253 | Service bulletin | Engine | Nov 7, 2024 | 2022 Silverado, 2019 Silverado, 2023 Silverado 2500HD +1 |
| 24-NA-249 | Service bulletin | Seats | Nov 7, 2024 | 2025 Silverado, 2024 Silverado |
| 12-08-51-002R | Service bulletin | Structure | Nov 7, 2024 | 2025 Colorado, 2024 Colorado, 2023 Colorado +37 |
| PIE0801C | Service bulletin | Exterior Lighting | Nov 6, 2024 | 2025 Traverse, 2024 Traverse |
| N242450640 | Warranty extension | Engine | Nov 6, 2024 | 2021 Trailblazer |
| 24-NA-254 | Service bulletin | Engine | Nov 6, 2024 | 2019 Corvette, 2018 Corvette, 2017 Corvette +1 |
| PIT6273 | Service bulletin | Power Train | Nov 5, 2024 | 2025 Suburban, 2025 Tahoe |
| PIP5993C | Service bulletin | Engine, Fuel/Propulsion System | Nov 5, 2024 | 2025 Traverse, 2024 Traverse |
| PIT6274 | Service bulletin | — | Nov 4, 2024 | 2025 Blazer |
| PIT6192B | Service bulletin | Electrical System | Nov 4, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado |
| N242451030-02 | Service campaign | — | Nov 4, 2024 | 2023 Colorado |
| N242450160 | Service campaign | Fuel/Propulsion System | Nov 4, 2024 | 2024 Equinox, 2023 Equinox |
| PIT6209C | Service bulletin | — | Nov 1, 2024 | 2025 Silverado, 2024 Silverado, 2023 Silverado +11 |
| PIT6068D | Service bulletin | — | Nov 1, 2024 | 2025 Blazer, 2024 Blazer |
| PIP6021 | Service bulletin | Fuel/Propulsion System | Nov 1, 2024 | 2024 Blazer, 2024 Equinox |
| PIC6585 | Service bulletin | — | Nov 1, 2024 | 2025 Trax, 2024 Trax |
| N242470162 | Service campaign | Electrical System | Oct 31, 2024 | 2021 Bolt EV, 2020 Bolt EV |
| PIT6272 | Service bulletin | — | Oct 30, 2024 | 2025 Equinox |
| PIT6018H | Service bulletin | — | Oct 30, 2024 | 2024 Blazer, 2024 Colorado, 2023 Colorado +1 |
| 24-NA-246 | Service bulletin | Engine | Oct 30, 2024 | 2025 Corvette, 2024 Corvette, 2023 Corvette +3 |
| 24-NA-243 | Service bulletin | Electrical System, Engine | Oct 30, 2024 | 2025 Traverse, 2024 Traverse |
| 21-NA-089 | Service bulletin | Service Brakes | Oct 30, 2024 | 2025 Silverado, 2024 Silverado, 2023 Silverado +4 |
| PIT6271 | Service bulletin | Exterior Lighting | Oct 29, 2024 | 2025 Equinox |
| PIT6270 | Service bulletin | Power Train | Oct 29, 2024 | 2025 Equinox |
| PIT6268 | Service bulletin | Forward Collision Avoidance | Oct 29, 2024 | 2025 Suburban, 2025 Tahoe |
| PIT6231A | Service bulletin | — | Oct 29, 2024 | 2025 Blazer, 2024 Blazer, 2025 Equinox +1 |
| PIT6060A | Service bulletin | — | Oct 29, 2024 | 2025 Silverado, 2024 Silverado, 2025 Silverado 2500HD +3 |
| PIP6020A | Service bulletin | Engine | Oct 29, 2024 | 2025 Silverado 2500HD, 2024 Silverado 2500HD, 2025 Silverado 3500HD +1 |
| PIC6556F | Service bulletin | — | Oct 29, 2024 | 2024 Equinox, 2024 Silverado, 2025 Suburban +2 |
| N24-247045 | Over-the-air update | — | Oct 29, 2024 | 2024 Corvette |
| 23-NA-021 | Service bulletin | Power Train, Engine | Oct 29, 2024 | 2025 Blazer, 2024 Blazer, 2023 Blazer +28 |
| PIT6267 | Service bulletin | Suspension | Oct 28, 2024 | 2025 Suburban, 2025 Tahoe |
| PIT5985F | Service bulletin | Electrical System | Oct 28, 2024 | 2025 Blazer, 2025 Colorado, 2024 Colorado +26 |
| PIT5832R | Service bulletin | — | Oct 28, 2024 | 2025 Blazer, 2025 Colorado, 2024 Colorado +26 |
| 24-NA-168 | Service bulletin | Electrical System | Oct 28, 2024 | 2024 Corvette |
| 04-06-01-029K | Service bulletin | Power Train, Engine | Oct 28, 2024 | 2025 Blazer, 2024 Blazer, 2023 Blazer +224 |
| 24-NA-236 | Service bulletin | Engine | Oct 26, 2024 | 2025 Traverse, 2024 Traverse |
| 23-NA-149 | Service bulletin | Service Brakes, Electrical System | Oct 26, 2024 | 2023 Colorado, 2024 Silverado, 2023 Silverado +4 |
| PIT6245 | Service bulletin | Electrical System | Oct 25, 2024 | 2025 Blazer, 2024 Blazer, 2025 Equinox +3 |
| PIT6244 | Service bulletin | — | Oct 25, 2024 | 2025 Silverado, 2024 Silverado, 2025 Silverado 2500HD +2 |
| PIT6243 | Service bulletin | — | Oct 25, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +8 |
| PIT6242 | Service bulletin | — | Oct 25, 2024 | 2024 Traverse |
| PIT6241 | Service bulletin | — | Oct 25, 2024 | 2025 Silverado, 2024 Silverado, 2023 Silverado +7 |
| PIT6240 | Service bulletin | — | Oct 25, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +22 |
| PIT6239 | Service bulletin | Seats | Oct 25, 2024 | 2025 Blazer |
| PIT6232 | Service bulletin | — | Oct 25, 2024 | 2024 Colorado |
| PIT6227A | Service bulletin | — | Oct 25, 2024 | 2024 Equinox |
| PIT6212B | Service bulletin | Service Brakes | Oct 25, 2024 | 2025 Colorado, 2024 Colorado, 2025 Silverado +7 |
| PIT6186C | Service bulletin | Forward Collision Avoidance | Oct 25, 2024 | 2025 Silverado, 2024 Silverado, 2025 Suburban +1 |
| PIT6186A | Service bulletin | — | Oct 25, 2024 | 2024 Silverado |
| PIT6184F | Service bulletin | Seats | Oct 25, 2024 | 2024 Traverse |
| PIT6167B | Service bulletin | — | Oct 25, 2024 | 2024 Traverse |
| PIT6147A | Service bulletin | — | Oct 25, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +10 |
| PIT6134D | Service bulletin | Service Brakes | Oct 25, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +11 |
| PIT6101L | Service bulletin | — | Oct 25, 2024 | 2024 Blazer, 2023 Blazer, 2025 Silverado +7 |
| PIT6068C | Service bulletin | — | Oct 25, 2024 | 2025 Blazer, 2024 Blazer |
| PIT5698E | Service bulletin | Electrical System | Oct 25, 2024 | 2022 Blazer, 2021 Blazer, 2020 Blazer +118 |
| PIP6020 | Service bulletin | Engine | Oct 25, 2024 | 2025 Silverado 2500HD, 2025 Silverado 3500HD |
| PIP6016 | Service bulletin | — | Oct 25, 2024 | 2024 Corvette, 2023 Corvette, 2022 Corvette +2 |
| PIP6011 | Service bulletin | — | Oct 25, 2024 | 2024 Malibu, 2024 Trailblazer |
| PIP6010 | Service bulletin | — | Oct 25, 2024 | 2025 Equinox |
| PIP6009 | Service bulletin | — | Oct 25, 2024 | 2025 Blazer, 2024 Blazer, 2025 Equinox +3 |
| PIP6007A | Service bulletin | Engine | Oct 25, 2024 | 2025 Blazer, 2024 Blazer, 2023 Blazer +3 |
| PIP6003B | Service bulletin | Engine | Oct 25, 2024 | 2024 Equinox, 2023 Equinox |
| PIP6002A | Service bulletin | Power Train | Oct 25, 2024 | 2024 Camaro, 2024 Silverado |
| PIP5994A | Service bulletin | — | Oct 25, 2024 | 2024 Blazer, 2024 Equinox, 2024 Silverado |
| PIP5970A | Service bulletin | Engine | Oct 25, 2024 | 2024 Traverse |
| PIP4723J | Service bulletin | Electrical System | Oct 25, 2024 | 2022 Blazer, 2021 Blazer, 2020 Blazer +118 |
| PIE0807 | Service bulletin | Engine, Electrical System | Oct 25, 2024 | 2024 Traverse |
| PIE0804A | Service bulletin | Engine | Oct 25, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +12 |
| PIE0801B | Service bulletin | Exterior Lighting | Oct 25, 2024 | 2024 Traverse |
| PIC6574 | Service bulletin | — | Oct 25, 2024 | 2024 Trax |
| PIC6569A | Service bulletin | — | Oct 25, 2024 | 2025 Corvette, 2024 Corvette |
| PIC6557B | Service bulletin | — | Oct 25, 2024 | 2024 Equinox |
| PIC6557A | Service bulletin | — | Oct 25, 2024 | 2024 Equinox |
| PIC6549A | Service bulletin | — | Oct 25, 2024 | 2024 Trax |
| PIC6542A | Service bulletin | Structure | Oct 25, 2024 | 2024 Corvette |
| PIC6502B | Service bulletin | Structure | Oct 25, 2024 | 2025 Corvette, 2024 Corvette, 2023 Corvette +3 |
| PIC6429B | Service bulletin | Service Brakes | Oct 25, 2024 | 2025 Corvette, 2024 Corvette, 2023 Corvette +3 |
| N242435631-05 | Service campaign | Electrical System | Oct 25, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +8 |
| PIT6265 | Service bulletin | — | Oct 24, 2024 | 2025 Blazer, 2024 Blazer, 2024 Corvette +14 |
| PIT6237 | Service bulletin | — | Oct 24, 2024 | 2025 Equinox |
| PIT6236 | Service bulletin | — | Oct 24, 2024 | 2024 Equinox, 2024 Silverado, 2024 Traverse |
| PIT6214A | Service bulletin | — | Oct 24, 2024 | 2024 Blazer, 2024 Colorado, 2024 Equinox +2 |
| PIT6184E | Service bulletin | Seats | Oct 24, 2024 | 2024 Traverse |
| PIT6142B | Service bulletin | Electrical System | Oct 24, 2024 | 2024 Silverado, 2024 Silverado 2500HD, 2024 Silverado 3500HD +2 |
| PIT6120A | Service bulletin | — | Oct 24, 2024 | 2025 Silverado, 2024 Silverado, 2023 Silverado +4 |
| PIT6101K | Service bulletin | — | Oct 24, 2024 | 2024 Blazer, 2023 Blazer, 2024 Silverado +8 |
| PIT6044L | Service bulletin | — | Oct 24, 2024 | 2025 Blazer, 2024 Blazer, 2025 Equinox +3 |
| PIT5909C | Service bulletin | Structure | Oct 24, 2024 | 2025 Silverado, 2024 Silverado, 2023 Silverado +9 |
| PIT5812E | Service bulletin | Service Brakes | Oct 24, 2024 | 2023 Equinox, 2022 Equinox, 2021 Equinox |
| PIP6019 | Service bulletin | Engine | Oct 24, 2024 | 2024 Equinox, 2023 Equinox |
| PIP5989A | Service bulletin | Electrical System | Oct 24, 2024 | 2025 Corvette, 2024 Corvette, 2023 Corvette |
| PIP5928B | Service bulletin | Power Train | Oct 24, 2024 | 2023 Silverado, 2022 Silverado, 2023 Tahoe +1 |
| PIC6556E | Service bulletin | — | Oct 24, 2024 | 2024 Equinox, 2024 Silverado, 2024 Traverse |
| 23-NA-217 | Service bulletin | Electrical System, Fuel/Propulsion System | Oct 24, 2024 | 2025 Blazer, 2024 Blazer, 2024 Corvette +2 |
| 20-NA-136 | Service bulletin | Power Train | Oct 24, 2024 | 2025 Blazer, 2024 Blazer, 2023 Blazer +11 |
| PIT6167D | Service bulletin | Forward Collision Avoidance | Oct 23, 2024 | 2024 Traverse |
| PIP6008A | Service bulletin | Power Train | Oct 23, 2024 | 2025 Silverado, 2024 Silverado, 2023 Silverado +12 |
| 24-NA-234 | Service bulletin | Structure | Oct 23, 2024 | 2025 Malibu, 2024 Malibu |
| 21-NA-184 | Service bulletin | Electrical System, Structure | Oct 23, 2024 | 2024 Suburban, 2023 Suburban, 2022 Suburban +5 |
| 21-NA-169 | Service bulletin | Power Train, Electrical System | Oct 23, 2024 | 2025 Blazer, 2024 Blazer, 2023 Blazer +13 |
| PIT6263 | Service bulletin | Electrical System | Oct 22, 2024 | 2025 Trailblazer, 2024 Trailblazer, 2025 Trax +1 |
| PIT6236A | Service bulletin | — | Oct 22, 2024 | 2024 Equinox, 2024 Silverado, 2025 Suburban +2 |
| PIT6235 | Service bulletin | — | Oct 22, 2024 | 2025 Blazer, 2024 Blazer |
| PIT6234 | Service bulletin | Electrical System | Oct 22, 2024 | 2025 Suburban, 2024 Suburban, 2023 Suburban +7 |
| PIT6233A | Service bulletin | — | Oct 22, 2024 | 2025 Silverado, 2024 Silverado, 2023 Silverado +7 |
| PIT6233 | Service bulletin | — | Oct 22, 2024 | 2025 Silverado, 2024 Silverado, 2023 Silverado +6 |
| PIT6202B | Service bulletin | Electrical System | Oct 22, 2024 | 2024 Silverado |
| PIT6157B | Service bulletin | — | Oct 22, 2024 | 2024 Blazer, 2024 Colorado, 2023 Colorado +2 |
| PIT6134C | Service bulletin | Service Brakes | Oct 22, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +11 |
| PIT6110D | Service bulletin | — | Oct 22, 2024 | 2024 Silverado, 2023 Silverado, 2024 Silverado 2500HD +15 |
| PIT6101J | Service bulletin | — | Oct 22, 2024 | 2024 Blazer, 2023 Blazer, 2025 Silverado +7 |
| PIT5941B | Service bulletin | — | Oct 22, 2024 | 2024 Suburban, 2023 Suburban, 2022 Suburban +5 |
| PIP6018 | Service bulletin | Power Train | Oct 22, 2024 | 2023 Camaro, 2024 Colorado, 2023 Colorado +3 |
| PIP6007 | Service bulletin | Engine | Oct 22, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +2 |
| PIP6005 | Service bulletin | Power Train | Oct 22, 2024 | 2024 Traverse |
| PIP6003A | Service bulletin | Engine | Oct 22, 2024 | 2024 Equinox, 2023 Equinox |
| PIP5994 | Service bulletin | — | Oct 22, 2024 | 2024 Blazer, 2024 Silverado |
| PIE0806 | Service bulletin | Structure | Oct 22, 2024 | 2024 Suburban, 2023 Suburban, 2024 Tahoe +1 |
| PIE0753E | Service bulletin | Electrical System, Fuel/Propulsion System | Oct 22, 2024 | 2025 Blazer, 2024 Blazer, 2023 Bolt EUV +12 |
| PIC6581 | Service bulletin | — | Oct 22, 2024 | 2025 Corvette, 2024 Corvette, 2023 Corvette +3 |
| PIC6572 | Service bulletin | — | Oct 22, 2024 | 2025 Silverado, 2024 Silverado, 2023 Silverado +4 |
| PIC6556D | Service bulletin | — | Oct 22, 2024 | 2024 Equinox, 2024 Silverado, 2024 Traverse |
| 22-NA-092 | Service bulletin | Service Brakes | Oct 22, 2024 | 2025 Silverado 2500HD, 2024 Silverado 2500HD, 2023 Silverado 2500HD +9 |
| PIT6184D | Service bulletin | Seats | Oct 21, 2024 | 2024 Traverse |
| PIP5993B | Service bulletin | Engine | Oct 21, 2024 | 2025 Traverse, 2024 Traverse |
| PIC6486H | Service bulletin | — | Oct 21, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +35 |
| 23-NA-048 | Service bulletin | Engine | Oct 21, 2024 | 2024 Colorado, 2023 Colorado, 2024 Silverado +2 |
| 20-NA-075 | Service bulletin | Electrical System | Oct 21, 2024 | 2020 Corvette |
| 24-NA-039 | Service bulletin | Structure, Electrical System | Oct 19, 2024 | 2024 Suburban, 2023 Suburban, 2022 Suburban +3 |
| PIT6260 | Service bulletin | Electrical System | Oct 18, 2024 | 2024 Suburban, 2023 Suburban, 2022 Suburban +3 |
| PIT6241B | Service bulletin | — | Oct 18, 2024 | 2025 Silverado, 2024 Silverado, 2023 Silverado +6 |
| PIT6231 | Service bulletin | Electrical System | Oct 18, 2024 | 2025 Blazer, 2024 Blazer |
| PIT6230 | Service bulletin | — | Oct 18, 2024 | 2024 Trax |
| PIT6228A | Service bulletin | — | Oct 18, 2024 | 2025 Equinox, 2024 Traverse |
| PIT6209B | Service bulletin | — | Oct 18, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +6 |
| PIT5569C | Service bulletin | Electrical System | Oct 18, 2024 | 2022 Blazer, 2021 Blazer, 2020 Blazer +113 |
| PIP6009A | Service bulletin | Electrical System | Oct 18, 2024 | 2025 Blazer, 2024 Blazer, 2025 Equinox +5 |
| PIP6004 | Service bulletin | Engine | Oct 18, 2024 | 2025 Silverado, 2024 Silverado |
| PIP6003 | Service bulletin | Engine | Oct 18, 2024 | 2024 Equinox, 2023 Equinox |
| PIP5927B | Service bulletin | Engine | Oct 18, 2024 | 2025 Equinox, 2024 Equinox, 2023 Equinox |
| PIP5921A | Service bulletin | Engine | Oct 18, 2024 | 2023 Silverado, 2022 Silverado, 2021 Silverado +2 |
| PIC6571 | Service bulletin | Electrical System | Oct 18, 2024 | 2025 Corvette, 2024 Corvette |
| PIC6570 | Service bulletin | Electrical System | Oct 18, 2024 | 2024 Corvette, 2023 Corvette |
| PIT6242A | Service bulletin | — | Oct 17, 2024 | 2024 Traverse |
| PIT6209A | Service bulletin | — | Oct 17, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +6 |
| PIT5387P | Service bulletin | — | Oct 17, 2024 | 2025 Silverado, 2024 Silverado, 2023 Silverado +7 |
| 24-NA-230 | Service bulletin | Power Train, Engine | Oct 17, 2024 | 2025 Silverado, 2024 Silverado |
| 17-NA-357 | Service bulletin | Structure, Equipment | Oct 17, 2024 | 2024 Camaro, 2023 Camaro, 2022 Camaro +6 |
| PIP6015 | Service bulletin | — | Oct 16, 2024 | 2022 Blazer, 2021 Blazer, 2020 Blazer +113 |
| 24-NA-188 | Service bulletin | Engine | Oct 16, 2024 | 2022 Silverado, 2021 Silverado, 2020 Silverado |
| 24-NA-145 | Service bulletin | Engine, Electrical System | Oct 16, 2024 | 2025 Traverse, 2024 Traverse |
| 24-NA-108 | Service bulletin | Electrical System | Oct 16, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +31 |
| PIT6259 | Service bulletin | Fuel/Propulsion System | Oct 15, 2024 | 2022 Silverado, 2021 Silverado, 2020 Silverado +13 |
| N242454750 | Service campaign | — | Oct 15, 2024 | 2024 Silverado 2500HD, 2024 Silverado 3500HD |
| 24-NA-225 | Service bulletin | Fuel/Propulsion System | Oct 15, 2024 | 2019 Cruze, 2018 Cruze, 2017 Cruze +40 |
| 24-NA-224 | Service bulletin | Electrical System, Engine | Oct 15, 2024 | 2025 Traverse, 2024 Traverse |
| PIT6068B | Service bulletin | — | Oct 14, 2024 | 2025 Blazer, 2024 Blazer |
| PIP5970B | Service bulletin | — | Oct 14, 2024 | 2024 Traverse |
| PIE0798A | Service bulletin | Steering | Oct 14, 2024 | 2024 Suburban, 2024 Tahoe |
| PIC6577 | Service bulletin | Structure | Oct 14, 2024 | 2025 Corvette |
| 24-NA-080 | Service bulletin | Engine, Electrical System | Oct 12, 2024 | 2019 Volt, 2018 Volt, 2017 Volt +1 |
| 24-NA-034 | Service bulletin | Forward Collision Avoidance, Equipment Adaptive/Mobility | Oct 12, 2024 | 2025 Blazer, 2024 Blazer, 2023 Bolt EUV +7 |
| 20-NA-168 | Service bulletin | Structure, Equipment | Oct 12, 2024 | 2024 Camaro, 2023 Camaro, 2022 Camaro +5 |
| PIP5997A | Service bulletin | Electrical System | Oct 11, 2024 | 2022 Silverado |
| 24-NA-040 | Service bulletin | Equipment | Oct 11, 2024 | 2025 Blazer, 2024 Blazer, 2023 Blazer +249 |
| PIT6186B | Service bulletin | Forward Collision Avoidance | Oct 10, 2024 | 2025 Silverado, 2024 Silverado |
| PIP6014 | Service bulletin | Power Train | Oct 10, 2024 | 2023 Camaro, 2022 Camaro, 2021 Camaro +31 |
| PIE0801A | Service bulletin | Exterior Lighting | Oct 10, 2024 | 2024 Traverse |
| N242456100-01 | Service campaign | Electrical System | Oct 10, 2024 | 2025 Corvette, 2024 Corvette |
| N242453170 | Service campaign | Service Brakes | Oct 10, 2024 | 2025 Traverse, 2024 Traverse |
| 24-NA-223 | Service bulletin | Power Train | Oct 10, 2024 | 2019 Cruze, 2018 Cruze, 2017 Cruze +32 |
| 24-NA-081 | Service bulletin | Power Train | Oct 10, 2024 | 2025 Corvette, 2024 Corvette |
| 22-NA-198 | Service bulletin | Structure | Oct 10, 2024 | 2025 Corvette, 2024 Corvette, 2023 Corvette |
| 22-NA-132 | Service bulletin | Suspension, Electrical System | Oct 10, 2024 | 2025 Corvette, 2024 Corvette, 2023 Corvette +3 |
| PIT6258 | Service bulletin | — | Oct 9, 2024 | 2024 Suburban, 2024 Tahoe |
| PIT6257 | Service bulletin | Electrical System | Oct 9, 2024 | 2025 Blazer, 2024 Blazer |
| PIT6255 | Service bulletin | Suspension | Oct 9, 2024 | 2025 Silverado, 2024 Silverado, 2024 Suburban +7 |
| PIT6215A | Service bulletin | Electrical System | Oct 9, 2024 | 2024 Blazer, 2023 Colorado, 2025 Silverado +1 |
| PIT6167C | Service bulletin | Forward Collision Avoidance | Oct 9, 2024 | 2024 Traverse |
| N242467600 | Service bulletin | Power Train | Oct 9, 2024 | 2024 Silverado 2500HD, 2024 Silverado 3500HD |
| 24-NA-219 | Service bulletin | Structure | Oct 9, 2024 | 2025 Suburban, 2024 Suburban, 2023 Suburban +7 |
| 24-NA-196 | Service bulletin | Engine | Oct 9, 2024 | 2025 Silverado, 2024 Silverado, 2023 Silverado +27 |
| 24-NA-031 | Service bulletin | Service Brakes, Equipment | Oct 9, 2024 | 2025 Corvette, 2024 Corvette, 2023 Corvette +3 |
| 17-NA-239 | Service bulletin | Service Brakes, Parking Brake | Oct 9, 2024 | 2024 Camaro, 2023 Camaro, 2022 Camaro +22 |
| 10-00-89-009F | Service bulletin | — | Oct 9, 2024 | 2025 Blazer, 2024 Blazer, 2023 Blazer +238 |
| PIT6256 | Service bulletin | Electrical System | Oct 8, 2024 | 2024 Traverse |
| PIT6239A | Service bulletin | Electrical System | Oct 8, 2024 | 2025 Blazer |
| PIP6012 | Service bulletin | Power Train | Oct 8, 2024 | 2024 Corvette |
| N242477500 | Service campaign | — | Oct 8, 2024 | 2025 Equinox |
| 24-NA-222 | Service bulletin | Engine | Oct 8, 2024 | 2025 Corvette, 2024 Corvette, 2023 Corvette +3 |
| 22-NA-026 | Service bulletin | Service Brakes | Oct 8, 2024 | 2025 Corvette, 2024 Corvette, 2023 Corvette +3 |
| 19-NA-042 | Service bulletin | Structure, Equipment | Oct 8, 2024 | 2025 Corvette, 2024 Corvette, 2023 Corvette +4 |
| 17-NA-078 | Service bulletin | Engine, Equipment | Oct 8, 2024 | 2024 Camaro, 2023 Camaro, 2022 Camaro +16 |
| 16-NA-059 | Service bulletin | Service Brakes | Oct 8, 2024 | 2024 Camaro, 2023 Camaro, 2022 Camaro +15 |
| PIT6254 | Service bulletin | Electrical System | Oct 7, 2024 | 2025 Tahoe, 2024 Tahoe, 2023 Tahoe +2 |
| PIT6142C | Service bulletin | Electrical System | Oct 7, 2024 | 2024 Silverado, 2024 Silverado 2500HD, 2024 Silverado 3500HD +2 |
| N24-246937 | Over-the-air update | — | Oct 7, 2024 | 2024 Colorado |
| 24-NA-208 | Service bulletin | Electrical System | Oct 7, 2024 | 2024 Blazer, 2023 Colorado, 2024 Silverado |
| 24-NA-190 | Service bulletin | Structure | Oct 7, 2024 | 2024 Equinox |
| 24-NA-184 | Service bulletin | Engine | Oct 7, 2024 | 2025 Traverse, 2024 Traverse |
| 12-08-51-002Q | Service bulletin | Structure | Oct 7, 2024 | 2025 Colorado, 2024 Colorado, 2023 Colorado +17 |
| 03-06-01-023H | Service bulletin | Engine | Oct 7, 2024 | 2022 Equinox, 2024 Express, 2023 Express +51 |
| N24-246798 | Over-the-air update | — | Oct 6, 2024 | 2024 Traverse |
| 24-NA-220 | Service bulletin | Engine, Electrical System | Oct 5, 2024 | 2024 Corvette, 2023 Corvette |
| 24-NA-217 | Service bulletin | Engine | Oct 5, 2024 | 2025 Traverse, 2024 Traverse |
| 01-06-01-011Q | Service bulletin | Engine | Oct 5, 2024 | 2025 Blazer, 2024 Blazer, 2023 Blazer +178 |
| PIT6253 | Service bulletin | Electrical System | Oct 4, 2024 | 2024 Blazer |
| PIT6250 | Service bulletin | Structure | Oct 4, 2024 | 2024 Silverado |
| PIT6248 | Service bulletin | Electrical System | Oct 4, 2024 | 2024 Blazer, 2024 Colorado, 2023 Colorado +4 |
| PIP5983B | Service bulletin | Power Train | Oct 4, 2024 | 2025 Silverado 2500HD, 2024 Silverado 2500HD, 2025 Silverado 3500HD +1 |
| PIP5621E | Service bulletin | — | Oct 4, 2024 | 2022 Blazer, 2021 Blazer, 2020 Blazer +113 |
| 24-NA-195 | Service bulletin | Structure | Oct 4, 2024 | 2023 Bolt EUV, 2022 Bolt EUV |
| PIT6241A | Service bulletin | — | Oct 3, 2024 | 2024 Silverado, 2023 Silverado, 2024 Silverado 2500HD +7 |
| PIT6237A | Service bulletin | — | Oct 3, 2024 | 2025 Equinox |
| PIT6221A | Service bulletin | Forward Collision Avoidance | Oct 3, 2024 | 2025 Traverse, 2024 Traverse |
| PIT5950B | Service bulletin | — | Oct 3, 2024 | 2025 Silverado, 2024 Silverado, 2023 Silverado +4 |
| PIC6563A | Service bulletin | — | Oct 3, 2024 | 2025 Trax, 2024 Trax |
| N24-247011 | Over-the-air update | — | Oct 3, 2024 | 2024 Silverado |
| 99-00-89-019Z | Service bulletin | — | Oct 3, 2024 | 2025 Blazer, 2024 Blazer, 2023 Blazer +240 |
| 24-NA-214 | Service bulletin | Engine, Electrical System | Oct 3, 2024 | 2025 Silverado, 2024 Silverado |
| 24-NA-212 | Service bulletin | Structure | Oct 3, 2024 | 2025 Silverado, 2024 Silverado |
| 24-NA-211 | Service bulletin | Electrical System, Power Train | Oct 3, 2024 | 2024 Silverado 2500HD, 2024 Silverado 3500HD |
| 24-NA-159 | Service bulletin | Structure | Oct 3, 2024 | 2025 Equinox, 2024 Equinox |
| 13-03-10-001L | Service bulletin | Wheels | Oct 3, 2024 | 2024 Camaro, 2023 Camaro, 2022 Camaro +16 |
| N242452140 | Service campaign | Engine | Oct 2, 2024 | 2024 Silverado |
| 24-NA-213 | Service bulletin | Lane Departure, Structure | Oct 2, 2024 | 2024 Suburban, 2023 Suburban, 2024 Tahoe +1 |
| 24-NA-209 | Service bulletin | Electrical System | Oct 2, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +15 |
| 23-NA-154 | Service bulletin | Equipment | Oct 2, 2024 | 2025 Blazer, 2024 Blazer, 2023 Blazer +247 |
| 21-NA-270 | Service bulletin | Wheels | Oct 2, 2024 | 2025 Silverado, 2024 Silverado, 2023 Silverado +5 |
| 21-NA-192 | Service bulletin | Structure, Equipment | Oct 2, 2024 | 2025 Corvette, 2024 Corvette, 2023 Corvette +3 |
| 07-00-89-037T | Service bulletin | — | Oct 2, 2024 | 2025 Blazer, 2024 Blazer, 2023 Blazer +240 |
| PIT6247 | Service bulletin | — | Oct 1, 2024 | 2025 Blazer, 2024 Blazer, 2022 Equinox +28 |
| PIT6230A | Service bulletin | — | Oct 1, 2024 | 2025 Trax, 2024 Trax |
| PIT5551P | Service bulletin | Forward Collision Avoidance | Oct 1, 2024 | 2025 Blazer, 2024 Blazer, 2023 Blazer +88 |
| PIE0805 | Service bulletin | Seats | Oct 1, 2024 | 2024 Suburban, 2024 Tahoe |
| N242444550 | Service campaign | Engine | Oct 1, 2024 | 2024 Equinox |
| N242441560 | Service campaign | — | Oct 1, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +3 |
| 24-NA-207 | Service bulletin | Structure | Oct 1, 2024 | 2025 Blazer, 2024 Blazer, 2023 Blazer +4 |
| 24-NA-167 | Service bulletin | Power Train, Electrical System | Oct 1, 2024 | 2023 Silverado, 2022 Silverado, 2022 Suburban +3 |
| 23-NA-072 | Service bulletin | Power Train, Vehicle Speed Control | Sep 27, 2024 | 2025 Blazer, 2024 Blazer, 2023 Blazer +10 |
| 04-06-04-051J | Service bulletin | Engine | Sep 27, 2024 | 2025 Blazer, 2024 Blazer, 2023 Blazer +222 |
| PIE0804 | Service bulletin | Engine | Sep 26, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +11 |
| N242443490 | Service campaign | Electrical System | Sep 26, 2024 | 2023 Bolt EUV, 2022 Bolt EUV, 2023 Bolt EV +3 |
| 24-NA-128 | Service bulletin | Power Train, Electrical System | Sep 26, 2024 | 2024 Traverse |
| 17-NA-087 | Service bulletin | Wheels, Suspension | Sep 26, 2024 | 2024 Camaro, 2023 Camaro, 2022 Camaro +18 |
| PIE0802 | Service bulletin | Electrical System, Engine | Sep 25, 2024 | 2024 Silverado, 2024 Suburban, 2024 Tahoe |
| 24-NA-106 | Service bulletin | Fuel/Propulsion System, Electrical System | Sep 25, 2024 | 2024 Corvette, 2023 Corvette |
| PIE0803 | Service bulletin | Engine, Fuel/Propulsion System | Sep 24, 2024 | 2024 Silverado, 2024 Silverado 2500HD, 2024 Silverado 3500HD +2 |
| N242455301-01 | Service campaign | Engine | Sep 24, 2024 | 2024 Silverado, 2024 Suburban, 2024 Tahoe |
| N242452321 | Service campaign | Electrical System | Sep 24, 2024 | 2024 Blazer |
| N242452320 | Service campaign | Electrical System | Sep 24, 2024 | 2024 Blazer |
| N242470300 | Service campaign | — | Sep 23, 2024 | 2024 Equinox |
| N24-247470 | Over-the-air update | — | Sep 23, 2024 | 2025 Silverado |
| 24-NA-163 | Service bulletin | Seats | Sep 23, 2024 | 2024 Traverse |
| 17-NA-302 | Service bulletin | Fuel/Propulsion System, Equipment | Sep 23, 2024 | 2025 Silverado, 2024 Silverado, 2023 Silverado +19 |
| 23-NA-219 | Service bulletin | Equipment, Structure | Sep 21, 2024 | 2025 Blazer, 2024 Blazer, 2023 Blazer +242 |
| N242455950 | Service campaign | — | Sep 20, 2024 | 2025 Silverado 2500HD, 2024 Silverado 2500HD, 2024 Silverado 3500HD |
| 23-NA-226 | Service bulletin | Structure, Equipment | Sep 20, 2024 | 2025 Equinox, 2024 Equinox |
| N242435631-04 | Service campaign | Electrical System | Sep 19, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +8 |
| N242435630-04 | Service campaign | Electrical System | Sep 19, 2024 | 2023 Corvette, 2024 Silverado, 2023 Silverado +5 |
| 24-NA-203 | Service bulletin | Steering, Electrical System | Sep 19, 2024 | 2024 Suburban, 2023 Suburban, 2024 Tahoe +1 |
| 24-NA-199 | Service bulletin | Structure | Sep 19, 2024 | 2025 Equinox, 2024 Equinox |
| 24-NA-198 | Service bulletin | Engine | Sep 19, 2024 | 2024 Suburban, 2023 Suburban, 2024 Tahoe +1 |
| 24-NA-197 | Service bulletin | Engine, Fuel/Propulsion System | Sep 19, 2024 | 2025 Silverado 2500HD, 2024 Silverado 2500HD, 2023 Silverado 2500HD +14 |
| PIE0783C | Service bulletin | Engine | Sep 18, 2024 | 2024 Blazer |
| PIE0782A | Service bulletin | Engine | Sep 18, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +2 |
| 24-NA-096 | Service bulletin | Electrical System | Sep 18, 2024 | 2025 Blazer, 2024 Blazer |
| PIE0801 | Service bulletin | Exterior Lighting | Sep 17, 2024 | 2024 Traverse |
| 24-NA-200 | Service bulletin | Electrical System, Fuel/Propulsion System | Sep 17, 2024 | 2020 Bolt EV, 2019 Bolt EV |
| 24-NA-191 | Service bulletin | Structure | Sep 17, 2024 | 2024 Silverado |
| 24-NA-118 | Service bulletin | Power Train, Electrical System | Sep 17, 2024 | 2024 Corvette |
| 24-NA-088 | Service bulletin | Power Train | Sep 17, 2024 | 2023 Silverado, 2024 Silverado 2500HD, 2023 Silverado 2500HD +6 |
| 24-NA-049 | Service bulletin | Structure, Equipment | Sep 17, 2024 | 2025 Blazer, 2024 Blazer |
| 24-NA-027 | Service bulletin | Equipment Adaptive/Mobility, Electrical System | Sep 17, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +6 |
| 23-NA-079 | Service bulletin | Structure, Equipment | Sep 17, 2024 | 2025 Silverado, 2024 Silverado |
| 20-NA-138 | Service bulletin | Engine, Power Train | Sep 17, 2024 | 2025 Blazer, 2024 Blazer, 2023 Blazer +196 |
| PIT6229 | Service bulletin | — | Sep 16, 2024 | 2024 Silverado |
| PIT6197B | Service bulletin | — | Sep 16, 2024 | 2024 Silverado |
| PIT5860C | Service bulletin | — | Sep 16, 2024 | 2022 Silverado, 2021 Silverado, 2020 Silverado +10 |
| PIT5689J | Service bulletin | Engine | Sep 16, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +13 |
| PIP6002 | Service bulletin | Power Train | Sep 16, 2024 | 2024 Silverado |
| PIP6001 | Service bulletin | — | Sep 16, 2024 | 2024 Express, 2023 Express |
| PIP5949A | Service bulletin | Engine | Sep 16, 2024 | 2023 Silverado, 2022 Silverado, 2021 Silverado +10 |
| PIE0799 | Service bulletin | Engine | Sep 16, 2024 | 2025 Traverse, 2024 Traverse |
| 21-NA-120 | Service bulletin | Power Train, Equipment | Sep 16, 2024 | 2025 Silverado 2500HD, 2024 Silverado 2500HD, 2023 Silverado 2500HD +8 |
| 08-07-30-026I | Service bulletin | Power Train | Sep 16, 2024 | 2025 Blazer, 2024 Blazer, 2023 Blazer +189 |
| PIT6228 | Service bulletin | — | Sep 14, 2024 | 2025 Equinox |
| PIT6132A | Service bulletin | — | Sep 14, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +17 |
| PIT5966D | Service bulletin | — | Sep 14, 2024 | 2022 Blazer, 2021 Blazer, 2022 Bolt EV +23 |
| PIT5680A | Service bulletin | Structure | Sep 14, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +4 |
| PIP6000A | Service bulletin | Power Train | Sep 14, 2024 | 2023 Camaro, 2022 Camaro, 2021 Camaro +23 |
| PIP5999 | Service bulletin | — | Sep 14, 2024 | 2024 Silverado 2500HD, 2024 Silverado 3500HD |
| PIP5974D | Service bulletin | Power Train | Sep 14, 2024 | 2024 Blazer, 2025 Trailblazer, 2024 Trailblazer +2 |
| PIC6550B | Service bulletin | — | Sep 14, 2024 | 2024 Trax |
| 18-NA-146 | Service bulletin | Equipment | Sep 14, 2024 | 2025 Blazer, 2024 Blazer, 2023 Blazer +251 |
| PIT6227 | Service bulletin | — | Sep 13, 2024 | 2024 Equinox |
| PIT6226 | Service bulletin | Visibility/Wiper | Sep 13, 2024 | 2024 Blazer |
| PIT6224 | Service bulletin | Engine | Sep 13, 2024 | 2024 Silverado, 2023 Silverado, 2024 Suburban +3 |
| PIT6223 | Service bulletin | Electrical System | Sep 13, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +2 |
| PIT6222 | Service bulletin | — | Sep 13, 2024 | 2024 Suburban, 2023 Suburban, 2024 Tahoe +1 |
| PIT6213A | Service bulletin | Structure | Sep 13, 2024 | 2024 Silverado |
| PIT6110C | Service bulletin | — | Sep 13, 2024 | 2024 Silverado, 2023 Silverado, 2024 Silverado 2500HD +14 |
| PIT5985E | Service bulletin | — | Sep 13, 2024 | 2024 Blazer, 2024 Colorado, 2023 Colorado +22 |
| PIT5511E | Service bulletin | — | Sep 13, 2024 | 2018 Silverado, 2017 Silverado, 2016 Silverado +12 |
| PIT5282G | Service bulletin | Service Brakes | Sep 13, 2024 | 2019 Silverado, 2018 Silverado, 2017 Silverado +13 |
| PIP6000 | Service bulletin | Power Train | Sep 13, 2024 | 2023 Camaro, 2022 Camaro, 2021 Camaro +23 |
| PIP5998 | Service bulletin | Engine | Sep 13, 2024 | 2024 Colorado, 2024 Silverado |
| PIP5997 | Service bulletin | — | Sep 13, 2024 | 2022 Silverado |
| PIP5996A | Service bulletin | Power Train | Sep 13, 2024 | 2023 Camaro, 2022 Camaro, 2021 Camaro +31 |
| PIP5993A | Service bulletin | Engine | Sep 13, 2024 | 2025 Traverse, 2024 Traverse |
| PIP5990A | Service bulletin | Engine | Sep 13, 2024 | 2022 Silverado, 2021 Silverado, 2020 Silverado +1 |
| PIP5942A | Service bulletin | Electrical System | Sep 13, 2024 | 2024 Suburban, 2024 Tahoe, 2023 Tahoe |
| PIE0794C | Service bulletin | Engine | Sep 13, 2024 | 2025 Blazer, 2024 Blazer |
| PIC6569 | Service bulletin | — | Sep 13, 2024 | 2025 Corvette, 2024 Corvette |
| PIC6567 | Service bulletin | — | Sep 13, 2024 | 2020 Sonic, 2019 Sonic, 2018 Sonic |
| 24-NA-189 | Service bulletin | Vehicle Speed Control, Wheels | Sep 13, 2024 | 2025 Equinox |
| 24-NA-158 | Service bulletin | Engine, Electrical System | Sep 13, 2024 | 2024 Suburban, 2023 Suburban, 2024 Tahoe +1 |
| PIT6221 | Service bulletin | Steering | Sep 12, 2024 | 2025 Traverse, 2024 Traverse |
| PIT6202A | Service bulletin | — | Sep 12, 2024 | 2024 Silverado |
| PIT6177A | Service bulletin | Suspension | Sep 12, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +2 |
| PIT5987A | Service bulletin | Steering | Sep 12, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +3 |
| PIT5871B | Service bulletin | — | Sep 12, 2024 | 2022 Silverado |
| PIT5099H | Service bulletin | — | Sep 12, 2024 | 2022 Blazer, 2021 Blazer, 2020 Blazer +113 |
| PIP5981A | Service bulletin | Power Train | Sep 12, 2024 | 2024 Blazer, 2024 Equinox, 2024 Silverado |
| PIP5901A | Service bulletin | — | Sep 12, 2024 | 2024 Silverado 2500HD, 2023 Silverado 2500HD, 2022 Silverado 2500HD +7 |
| N242450631 | Service campaign | Engine | Sep 12, 2024 | 2022 Silverado, 2021 Silverado, 2020 Silverado +1 |
| 24-NA-187 | Service bulletin | Wheels | Sep 12, 2024 | 2025 Silverado, 2024 Silverado, 2025 Silverado 2500HD +4 |
| 24-NA-186 | Service bulletin | Engine, Structure | Sep 12, 2024 | 2022 Silverado, 2021 Silverado, 2020 Silverado +1 |
| PIT6220 | Service bulletin | — | Sep 11, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +2 |
| PIT6218 | Service bulletin | — | Sep 11, 2024 | 2024 Traverse |
| PIT6217 | Service bulletin | — | Sep 11, 2024 | 2024 Blazer, 2024 Colorado, 2023 Colorado +4 |
| PIT6215 | Service bulletin | Electrical System | Sep 11, 2024 | 2024 Blazer, 2023 Colorado, 2024 Silverado |
| PIT6214 | Service bulletin | — | Sep 11, 2024 | 2024 Blazer, 2024 Colorado, 2024 Equinox +2 |
| PIT6213 | Service bulletin | Structure | Sep 11, 2024 | 2024 Silverado |
| PIT6212A | Service bulletin | Service Brakes, Electrical System | Sep 11, 2024 | 2024 Silverado 2500HD, 2024 Silverado 3500HD |
| PIT6212 | Service bulletin | Service Brakes | Sep 11, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +23 |
| PIT6193A | Service bulletin | — | Sep 11, 2024 | 2025 Silverado, 2024 Silverado, 2023 Silverado +6 |
| PIT6188E | Service bulletin | Wheels | Sep 11, 2024 | 2024 Traverse |
| PIT6188D | Service bulletin | Wheels | Sep 11, 2024 | 2024 Traverse |
| PIT6188C | Service bulletin | Wheels | Sep 11, 2024 | 2024 Traverse |
| PIT6184C | Service bulletin | Seats | Sep 11, 2024 | 2024 Traverse |
| PIT6171A | Service bulletin | Wheels | Sep 11, 2024 | 2024 Suburban, 2024 Tahoe |
| PIT6157A | Service bulletin | — | Sep 11, 2024 | 2024 Blazer, 2024 Colorado, 2023 Colorado +1 |
| PIT6151A | Service bulletin | — | Sep 11, 2024 | 2024 Blazer, 2024 Colorado, 2023 Colorado +12 |
| PIT6144B | Service bulletin | Suspension | Sep 11, 2024 | 2024 Silverado, 2024 Suburban, 2023 Suburban +6 |
| PIT6101H | Service bulletin | Electrical System | Sep 11, 2024 | 2024 Blazer, 2023 Blazer, 2025 Silverado +7 |
| PIT6044K | Service bulletin | — | Sep 11, 2024 | 2024 Blazer, 2024 Equinox, 2025 Silverado +1 |
| PIT6023B | Service bulletin | — | Sep 11, 2024 | 2024 Silverado |
| PIT5509L | Service bulletin | Service Brakes | Sep 11, 2024 | 2024 Colorado, 2023 Colorado, 2022 Colorado +32 |
| PIP5996 | Service bulletin | Power Train | Sep 11, 2024 | 2023 Camaro, 2022 Camaro, 2021 Camaro +31 |
| PIP5995 | Service bulletin | Engine | Sep 11, 2024 | 2025 Silverado 2500HD |
| PIC6546A | Service bulletin | Seats | Sep 11, 2024 | 2024 Blazer |
| PIC6502A | Service bulletin | Structure | Sep 11, 2024 | 2024 Corvette, 2023 Corvette, 2022 Corvette +2 |
| PIC6086H | Service bulletin | — | Sep 11, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +14 |
| N242435631-03 | Service campaign | Electrical System | Sep 11, 2024 | 2023 Silverado, 2024 Silverado 2500HD, 2024 Silverado 3500HD +4 |
| N242435630-03 | Service campaign | Electrical System | Sep 11, 2024 | 2024 Silverado, 2024 Silverado 2500HD, 2024 Silverado 3500HD +2 |
| 24-NA-182 | Service bulletin | Structure, Electrical System | Sep 11, 2024 | 2025 Equinox |
| 23-NA-210 | Service bulletin | Electrical System, Power Train | Sep 11, 2024 | 2025 Silverado, 2024 Silverado, 2023 Silverado |
| PIT6209 | Service bulletin | — | Sep 10, 2024 | 2025 Silverado, 2024 Silverado, 2023 Silverado +5 |
| PIT6192A | Service bulletin | Engine | Sep 10, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado |
| PIC6511A | Service bulletin | — | Sep 10, 2024 | 2024 Traverse |
| 24-NA-185 | Service bulletin | Steering, Wheels | Sep 10, 2024 | 2025 Silverado 2500HD, 2024 Silverado 2500HD, 2023 Silverado 2500HD +16 |
| 24-NA-121 | Service bulletin | Electrical System | Sep 10, 2024 | 2024 Equinox |
| 22-NA-235 | Service bulletin | Electrical System, Equipment | Sep 10, 2024 | 2023 Blazer, 2022 Blazer, 2023 Bolt EUV +29 |
| 21-NA-281 | Service bulletin | Power Train | Sep 10, 2024 | 2025 Silverado, 2024 Silverado, 2023 Silverado +11 |
| 07-00-89-036K | Service bulletin | — | Sep 10, 2024 | 2025 Blazer, 2024 Blazer, 2023 Blazer +235 |
| PIT6210 | Service bulletin | — | Sep 9, 2024 | 2024 Blazer |
| PIT6208 | Service bulletin | — | Sep 9, 2024 | 2024 Colorado |
| PIT6207 | Service bulletin | Structure | Sep 9, 2024 | 2024 Silverado |
| PIT6206 | Service bulletin | — | Sep 9, 2024 | 2024 Silverado |
| PIT6205 | Service bulletin | — | Sep 9, 2024 | 2022 Suburban, 2023 Tahoe, 2022 Tahoe |
| PIT6202 | Service bulletin | Structure | Sep 9, 2024 | 2024 Silverado |
| PIT6184B | Service bulletin | Seats | Sep 9, 2024 | 2024 Traverse |
| PIT6101G | Service bulletin | — | Sep 9, 2024 | 2024 Blazer, 2023 Blazer, 2025 Silverado +6 |
| PIT6044J | Service bulletin | — | Sep 9, 2024 | 2024 Blazer, 2024 Equinox, 2024 Silverado |
| PIP5993 | Service bulletin | Engine | Sep 9, 2024 | 2024 Traverse |
| PIP5986A | Service bulletin | — | Sep 9, 2024 | 2024 Traverse |
| PIP5984D | Service bulletin | Engine | Sep 9, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +6 |
| PIC6563 | Service bulletin | — | Sep 9, 2024 | 2024 Trax |
| PIC6556C | Service bulletin | — | Sep 9, 2024 | 2024 Equinox, 2024 Silverado, 2024 Traverse |
| 23-NA-142 | Service bulletin | Power Train | Sep 9, 2024 | 2023 Camaro, 2022 Camaro, 2021 Camaro +94 |
| 02-00-89-002X | Service bulletin | — | Sep 9, 2024 | 2025 Blazer, 2024 Blazer, 2023 Blazer +235 |
| PIT6204 | Service bulletin | Wheels | Sep 6, 2024 | 2024 Blazer |
| PIT6200 | Service bulletin | Power Train | Sep 6, 2024 | 2024 Traverse |
| PIT6199 | Service bulletin | — | Sep 6, 2024 | 2024 Blazer, 2024 Colorado, 2023 Colorado +3 |
| PIT6198 | Service bulletin | Electrical System | Sep 6, 2024 | 2022 Silverado, 2021 Silverado, 2020 Silverado +6 |
| PIT6197A | Service bulletin | — | Sep 6, 2024 | 2024 Silverado |
| PIT6188B | Service bulletin | Wheels, Electrical System | Sep 6, 2024 | 2024 Traverse |
| PIT6182A | Service bulletin | — | Sep 6, 2024 | 2024 Blazer, 2024 Colorado, 2023 Colorado +2 |
| PIT6134B | Service bulletin | Service Brakes | Sep 6, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +10 |
| PIT6073C | Service bulletin | Seats | Sep 6, 2024 | 2023 Silverado, 2023 Silverado 2500HD, 2023 Silverado 3500HD |
| PIT6048A | Service bulletin | Electrical System | Sep 6, 2024 | 2023 Colorado |
| PIT6029A | Service bulletin | Electrical System | Sep 6, 2024 | 2024 Colorado, 2023 Colorado |
| PIT5894C | Service bulletin | Wheels | Sep 6, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +3 |
| PIT3271P | Service bulletin | — | Sep 6, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +239 |
| PIP5992 | Service bulletin | Power Train | Sep 6, 2024 | 2021 Silverado, 2020 Silverado, 2025 Silverado 2500HD +11 |
| PIP5988 | Service bulletin | Engine | Sep 6, 2024 | 2024 Silverado |
| PIP5984C | Service bulletin | Engine | Sep 6, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +6 |
| PIP5964D | Service bulletin | Engine | Sep 6, 2024 | 2023 Blazer, 2022 Blazer, 2021 Blazer +17 |
| PIC5650L | Service bulletin | Electrical System | Sep 6, 2024 | 2022 Blazer, 2021 Blazer, 2020 Blazer +113 |
| N242435631-02 | Service campaign | Electrical System | Sep 6, 2024 | 2024 Silverado, 2024 Suburban, 2024 Tahoe |
| N242435631-01 | Service campaign | Electrical System | Sep 6, 2024 | 2024 Silverado, 2024 Suburban, 2024 Tahoe |
| N242435630-02 | Service campaign | Electrical System | Sep 6, 2024 | 2024 Silverado, 2024 Suburban, 2024 Tahoe |
| 24-NA-162 | Service bulletin | Electrical System, Engine | Sep 6, 2024 | 2025 Silverado 2500HD, 2024 Silverado 2500HD, 2024 Silverado 3500HD |
| 24-NA-103 | Service bulletin | Structure | Sep 6, 2024 | 2025 Silverado, 2024 Silverado, 2023 Silverado +8 |
| 21-NA-023 | Service bulletin | Engine | Sep 5, 2024 | 2025 Traverse, 2024 Traverse, 2023 Traverse +3 |
| PIT6197 | Service bulletin | Electrical System | Sep 4, 2024 | 2024 Silverado |
| PIT6196 | Service bulletin | Vehicle Speed Control | Sep 4, 2024 | 2023 Trailblazer, 2022 Trailblazer, 2021 Trailblazer +1 |
| PIT6118B | Service bulletin | Electrical System | Sep 4, 2024 | 2024 Corvette |
| PIT6101F | Service bulletin | Electrical System | Sep 4, 2024 | 2024 Blazer, 2023 Blazer, 2023 Traverse |
| PIT5990B | Service bulletin | Structure | Sep 4, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +11 |
| PIT5854B | Service bulletin | Vehicle Speed Control | Sep 4, 2024 | 2024 Suburban, 2022 Suburban, 2021 Suburban +4 |
| PIT5851E | Service bulletin | Electrical System | Sep 4, 2024 | 2025 Corvette, 2024 Corvette, 2023 Corvette +14 |
| PIP5974C | Service bulletin | Power Train | Sep 4, 2024 | 2025 Trailblazer, 2024 Trailblazer, 2024 Traverse +1 |
| PIP5832A | Service bulletin | Engine | Sep 4, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +10 |
| 24-NA-179 | Service bulletin | Power Train | Sep 4, 2024 | 2025 Silverado 2500HD, 2024 Silverado 2500HD, 2024 Silverado 3500HD |
| 24-NA-178 | Service bulletin | Wheels | Aug 30, 2024 | 2025 Colorado, 2024 Colorado, 2023 Colorado +4 |
| 24-NA-175 | Service bulletin | Engine | Aug 30, 2024 | 2021 Silverado, 2020 Silverado, 2019 Silverado |
| 24-NA-052 | Service bulletin | Equipment, Electrical System | Aug 29, 2024 | 2024 Corvette |
| 21-NA-149 | Service bulletin | Engine, Electrical System | Aug 29, 2024 | 2023 Silverado, 2022 Silverado, 2021 Silverado +8 |
| PIE0792B | Service bulletin | Structure, Electrical System | Aug 28, 2024 | 2024 Suburban, 2024 Tahoe |
| PIE0787A | Service bulletin | Fuel/Propulsion System | Aug 28, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +12 |
| N23-242884 | Over-the-air update | — | Aug 28, 2024 | 2024 Colorado |
| N222389722 | Service campaign | Electrical System | Aug 28, 2024 | 2023 Silverado, 2022 Silverado, 2021 Silverado +6 |
| 24-NA-177 | Service bulletin | Engine | Aug 28, 2024 | 2024 Corvette, 2023 Corvette |
| 24-NA-174 | Service bulletin | — | Aug 27, 2024 | 2025 Blazer, 2024 Blazer, 2023 Blazer +235 |
| 24-NA-172 | Service bulletin | Electrical System | Aug 27, 2024 | 2024 Colorado |
| N242455301 | Service campaign | Engine | Aug 26, 2024 | 2024 Silverado, 2024 Suburban, 2024 Tahoe |
| GENERAL COMMUNICATION | Service campaign | Electrical System | Aug 26, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +239 |
| 05-03-08-002J | Service bulletin | Suspension | Aug 22, 2024 | 2025 Blazer, 2024 Blazer, 2023 Blazer +236 |
| N242441450 | Service campaign | Electrical System | Aug 21, 2024 | 2024 Silverado, 2023 Silverado, 2024 Suburban +7 |
| PIE0790A | Service bulletin | Engine | Aug 19, 2024 | 2024 Camaro |
| N242455780 | Service campaign | Seat Belts | Aug 19, 2024 | 2024 Silverado, 2024 Silverado 2500HD, 2024 Silverado 3500HD |
| N242435630-01 | Service bulletin | Electrical System | Aug 19, 2024 | 2024 Silverado, 2024 Suburban, 2024 Tahoe |
| N24-247058 | Over-the-air update | — | Aug 19, 2024 | 2024 Colorado |
| 18-NA-073 | Service bulletin | Engine | Aug 19, 2024 | 2025 Blazer, 2024 Blazer, 2023 Blazer +242 |
| PIT6195 | Service bulletin | — | Aug 16, 2024 | 2024 Blazer |
| PIT6194 | Service bulletin | — | Aug 16, 2024 | 2024 Equinox |
| PIT6193 | Service bulletin | — | Aug 16, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +6 |
| PIT6192 | Service bulletin | Engine | Aug 16, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado |
| PIT6190 | Service bulletin | — | Aug 16, 2024 | 2024 Colorado, 2023 Colorado |
| PIT6188A | Service bulletin | — | Aug 16, 2024 | 2024 Traverse |
| PIT6188 | Service bulletin | — | Aug 16, 2024 | 2024 Traverse |
| PIT6186 | Service bulletin | — | Aug 16, 2024 | 2024 Silverado |
| PIT6169C | Service bulletin | Electrical System | Aug 16, 2024 | 2024 Traverse |
| PIT6168A | Service bulletin | Electrical System | Aug 16, 2024 | 2023 Corvette, 2022 Corvette |
| PIT6155B | Service bulletin | Electrical System | Aug 16, 2024 | 2024 Blazer, 2024 Silverado |
| PIT6110B | Service bulletin | Electrical System | Aug 16, 2024 | 2024 Silverado, 2023 Silverado, 2024 Silverado 2500HD +15 |
| PIT6065H | Service bulletin | — | Aug 16, 2024 | 2024 Silverado |
| PIT6036A | Service bulletin | — | Aug 16, 2024 | 2022 Silverado, 2021 Silverado, 2020 Silverado +3 |
| PIT6033A | Service bulletin | Suspension | Aug 16, 2024 | 2024 Suburban, 2023 Suburban, 2022 Suburban +5 |
| PIT5985D | Service bulletin | Electrical System | Aug 16, 2024 | 2024 Blazer, 2024 Colorado, 2023 Colorado +16 |
| PIT5691D | Service bulletin | — | Aug 16, 2024 | 2025 Silverado, 2024 Silverado, 2023 Silverado +5 |
| PIT5689H | Service bulletin | Engine | Aug 16, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +13 |
| PIT5481J | Service bulletin | Electrical System | Aug 16, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +29 |
| PIP5991 | Service bulletin | — | Aug 16, 2024 | 2023 Silverado 2500HD, 2022 Silverado 2500HD, 2021 Silverado 2500HD +11 |
| PIP5990 | Service bulletin | Engine | Aug 16, 2024 | 2022 Silverado, 2021 Silverado, 2020 Silverado +1 |
| PIP5989 | Service bulletin | Engine | Aug 16, 2024 | 2024 Corvette, 2023 Corvette |
| PIP5987 | Service bulletin | Power Train | Aug 16, 2024 | 2024 Colorado, 2023 Colorado, 2024 Silverado |
| PIP5986 | Service bulletin | Electrical System | Aug 16, 2024 | 2024 Traverse |
| PIP5984B | Service bulletin | Engine | Aug 16, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +6 |
| PIP5984A | Service bulletin | Engine | Aug 16, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +6 |
| PIP5983A | Service bulletin | Power Train | Aug 16, 2024 | 2024 Silverado 2500HD, 2024 Silverado 3500HD |
| PIP5947B | Service bulletin | Engine | Aug 16, 2024 | 2024 Trailblazer, 2024 Trax |
| PIP5945A | Service bulletin | Power Train | Aug 16, 2024 | 2025 Silverado, 2024 Silverado, 2023 Silverado +5 |
| PIC6560 | Service bulletin | Structure | Aug 16, 2024 | 2025 Trax, 2024 Trax |
| PIC6556B | Service bulletin | — | Aug 16, 2024 | 2024 Equinox, 2024 Silverado, 2024 Traverse |
| PIC6556A | Service bulletin | Electrical System | Aug 16, 2024 | 2024 Equinox, 2024 Silverado, 2024 Traverse |
| PIC6553A | Service bulletin | Power Train | Aug 16, 2024 | 2025 Trailblazer, 2024 Trailblazer, 2023 Trailblazer +4 |
| N242439340-01 | Service campaign | Engine | Aug 16, 2024 | 2024 Silverado |
| 24-NA-165 | Service bulletin | Power Train, Electrical System | Aug 16, 2024 | 2024 Corvette |
| 24-NA-157 | Service bulletin | Service Brakes | Aug 16, 2024 | 2024 Blazer |
| 24-NA-133 | Service bulletin | Power Train | Aug 16, 2024 | 2025 Silverado, 2024 Silverado |
| 23-NA-044 | Service bulletin | Electrical System, Engine | Aug 16, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +247 |
| PIT6185 | Service bulletin | Forward Collision Avoidance | Aug 15, 2024 | 2024 Silverado 2500HD, 2024 Silverado 3500HD |
| PIT6182 | Service bulletin | — | Aug 15, 2024 | 2024 Blazer, 2024 Colorado, 2024 Equinox +1 |
| PIT6181 | Service bulletin | Wheels | Aug 15, 2024 | 2024 Equinox, 2023 Equinox, 2022 Equinox +4 |
| PIT6169B | Service bulletin | — | Aug 15, 2024 | 2024 Traverse |
| PIT6118A | Service bulletin | — | Aug 15, 2024 | 2024 Corvette, 2022 Silverado, 2024 Suburban +5 |
| PIT6107F | Service bulletin | — | Aug 15, 2024 | 2022 Silverado, 2023 Suburban, 2022 Suburban +2 |
| PIT6080B | Service bulletin | — | Aug 15, 2024 | 2024 Silverado |
| PIT6022A | Service bulletin | — | Aug 15, 2024 | 2024 Colorado, 2023 Colorado |
| PIT6015B | Service bulletin | Suspension | Aug 15, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +10 |
| PIT6014A | Service bulletin | — | Aug 15, 2024 | 2024 Colorado, 2023 Colorado |
| PIT5923B | Service bulletin | Suspension | Aug 15, 2024 | 2024 Suburban, 2023 Suburban, 2022 Suburban +5 |
| PIT5811A | Service bulletin | — | Aug 15, 2024 | 2021 Silverado, 2020 Silverado, 2024 Silverado 2500HD +1 |
| PIT5801D | Service bulletin | Suspension | Aug 15, 2024 | 2024 Suburban, 2023 Suburban, 2022 Suburban +5 |
| PIP5985 | Service bulletin | Electrical System | Aug 15, 2024 | 2024 Colorado, 2023 Colorado |
| PIP5984 | Service bulletin | Engine | Aug 15, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +6 |
| PIP5951A | Service bulletin | — | Aug 15, 2024 | 2024 Silverado |
| PIC6557 | Service bulletin | — | Aug 15, 2024 | 2024 Equinox |
| PIC6486G | Service bulletin | Electrical System | Aug 15, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +26 |
| N232413030-01 | Service campaign | — | Aug 15, 2024 | 2024 Corvette, 2023 Corvette |
| N232395330-01 | Service campaign | — | Aug 15, 2024 | 2018 Sonic, 2017 Sonic, 2018 Trax +1 |
| A242435780-01 | Service campaign | — | Aug 15, 2024 | 2024 Trailblazer, 2024 Trax |
| 24-NA-160 | Service bulletin | Fuel/Propulsion System | Aug 15, 2024 | 2024 Corvette |
| 18-NA-150 | Service bulletin | Engine | Aug 15, 2024 | 2025 Silverado, 2024 Silverado, 2023 Silverado +20 |
| PIT6184A | Service bulletin | Electrical System | Aug 14, 2024 | 2024 Traverse |
| PIT6184 | Service bulletin | Electrical System | Aug 14, 2024 | 2024 Traverse |
| PIT6183 | Service bulletin | — | Aug 14, 2024 | 2024 Blazer |
| PIT6167A | Service bulletin | Electrical System, Forward Collision Avoidance | Aug 14, 2024 | 2024 Traverse |
| PIT6144A | Service bulletin | Suspension | Aug 14, 2024 | 2024 Suburban, 2023 Suburban, 2022 Suburban +5 |
| PIT6079C | Service bulletin | Electrical System | Aug 14, 2024 | 2024 Silverado |
| PIT5832P | Service bulletin | Electrical System | Aug 14, 2024 | 2024 Blazer, 2024 Colorado, 2023 Colorado +18 |
| PIP5969A | Service bulletin | Fuel/Propulsion System | Aug 14, 2024 | 2024 Corvette |
| PIE0794B | Service bulletin | Engine | Aug 14, 2024 | 2024 Blazer |
| PIE0753D | Service bulletin | Power Train, Electrical System | Aug 14, 2024 | 2024 Blazer, 2023 Bolt EUV, 2022 Bolt EUV +9 |
| N232430450 | Service campaign | Engine | Aug 14, 2024 | 2024 Silverado 2500HD, 2024 Silverado 3500HD |
| 23-NA-227 | Service bulletin | Electrical System, Equipment | Aug 14, 2024 | 2024 Blazer, 2024 Silverado |
| 23-NA-183 | Service bulletin | Equipment, Electrical System | Aug 14, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +6 |
| PIT6180 | Service bulletin | Seats | Aug 13, 2024 | 2022 Blazer, 2021 Blazer, 2020 Blazer +91 |
| PIT6179 | Service bulletin | — | Aug 13, 2024 | 2024 Silverado |
| PIT6177 | Service bulletin | Fuel/Propulsion System | Aug 13, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +2 |
| PIT6175 | Service bulletin | Suspension | Aug 13, 2024 | 2024 Suburban, 2024 Tahoe |
| PIT6174 | Service bulletin | — | Aug 13, 2024 | 2023 Colorado |
| PIT6173 | Service bulletin | Electrical System | Aug 13, 2024 | 2022 Silverado 3500HD, 2021 Silverado 3500HD, 2020 Silverado 3500HD +5 |
| PIT6172 | Service bulletin | Electrical System | Aug 13, 2024 | 2024 Colorado, 2023 Colorado |
| PIT6170 | Service bulletin | Engine, Electrical System | Aug 13, 2024 | 2024 Equinox, 2023 Equinox, 2022 Equinox +1 |
| PIT6169A | Service bulletin | Electrical System | Aug 13, 2024 | 2024 Traverse |
| PIT6169 | Service bulletin | Electrical System | Aug 13, 2024 | 2024 Traverse |
| PIT6168 | Service bulletin | Electrical System | Aug 13, 2024 | 2023 Colorado, 2024 Corvette, 2023 Corvette +2 |
| PIT6167 | Service bulletin | Forward Collision Avoidance | Aug 13, 2024 | 2024 Traverse |
| PIT6165 | Service bulletin | Seats, Electrical System | Aug 13, 2024 | 2024 Blazer |
| PIT6164 | Service bulletin | Forward Collision Avoidance | Aug 13, 2024 | 2024 Blazer |
| PIT6161B | Service bulletin | Electrical System | Aug 13, 2024 | 2024 Silverado 2500HD, 2024 Silverado 3500HD |
| PIT6161A | Service bulletin | Electrical System | Aug 13, 2024 | 2024 Silverado 2500HD, 2024 Silverado 3500HD |
| PIT6160A | Service bulletin | Electrical System | Aug 13, 2024 | 2024 Blazer |
| PIT6156B | Service bulletin | Suspension | Aug 13, 2024 | 2024 Traverse |
| PIT6155A | Service bulletin | Electrical System | Aug 13, 2024 | 2024 Blazer, 2024 Silverado |
| PIT6154A | Service bulletin | Steering | Aug 13, 2024 | 2024 Silverado 3500HD |
| PIT6146 | Service bulletin | Electrical System | Aug 13, 2024 | 2024 Silverado |
| PIT6134A | Service bulletin | Electrical System | Aug 13, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +11 |
| PIT6127A | Service bulletin | Electrical System | Aug 13, 2024 | 2023 Bolt EUV, 2022 Bolt EUV |
| PIT6107E | Service bulletin | Electrical System | Aug 13, 2024 | 2022 Silverado, 2024 Silverado 2500HD, 2024 Silverado 3500HD +4 |
| PIT6102A | Service bulletin | Electrical System | Aug 13, 2024 | 2024 Suburban, 2022 Suburban, 2021 Suburban +3 |
| PIT6101E | Service bulletin | Electrical System | Aug 13, 2024 | 2024 Blazer, 2023 Blazer, 2024 Silverado +10 |
| PIT6065G | Service bulletin | — | Aug 13, 2024 | 2024 Silverado |
| PIT6044H | Service bulletin | Electrical System | Aug 13, 2024 | 2024 Blazer, 2024 Silverado |
| PIT6017A | Service bulletin | Electrical System | Aug 13, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +4 |
| PIT5993B | Service bulletin | Electrical System | Aug 13, 2024 | 2024 Suburban, 2023 Suburban, 2022 Suburban +5 |
| PIT5986B | Service bulletin | Suspension | Aug 13, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +9 |
| PIT5832N | Service bulletin | — | Aug 13, 2024 | 2024 Blazer, 2023 Colorado, 2024 Corvette +17 |
| PIT5832M | Service bulletin | Electrical System | Aug 13, 2024 | 2024 Blazer, 2023 Colorado, 2024 Corvette +15 |
| PIT5800C | Service bulletin | Electrical System | Aug 13, 2024 | 2024 Suburban, 2023 Suburban, 2022 Suburban +5 |
| PIT5650B | Service bulletin | Structure | Aug 13, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +10 |
| PIT5195H | Service bulletin | Electrical System | Aug 13, 2024 | 2024 Camaro, 2023 Camaro, 2022 Camaro +50 |
| PIP5983 | Service bulletin | Power Train | Aug 13, 2024 | 2024 Silverado 2500HD, 2024 Silverado 3500HD |
| PIP5982 | Service bulletin | — | Aug 13, 2024 | 2024 Colorado, 2023 Colorado |
| PIP5981 | Service bulletin | Fuel/Propulsion System | Aug 13, 2024 | 2024 Blazer, 2024 Silverado |
| PIP5980 | Service bulletin | Power Train | Aug 13, 2024 | 2024 Malibu, 2024 Trailblazer |
| PIP5979 | Service bulletin | Fuel/Propulsion System | Aug 13, 2024 | 2024 Equinox, 2023 Equinox |
| PIP5974B | Service bulletin | Power Train | Aug 13, 2024 | 2024 Blazer, 2024 Trailblazer, 2024 Traverse |
| PIP5974A | Service bulletin | Power Train | Aug 13, 2024 | 2024 Blazer, 2024 Trailblazer, 2024 Traverse |
| PIP5965A | Service bulletin | — | Aug 13, 2024 | 2024 Suburban, 2023 Suburban, 2024 Tahoe +1 |
| PIP5932D | Service bulletin | Electrical System | Aug 13, 2024 | 2024 Trailblazer, 2024 Trax |
| PIP5932C | Service bulletin | Electrical System, Engine | Aug 13, 2024 | 2024 Trax |
| PIP5927A | Service bulletin | Engine | Aug 13, 2024 | 2024 Equinox, 2023 Equinox |
| PIP5926C | Service bulletin | Power Train | Aug 13, 2024 | 2024 Silverado 2500HD, 2023 Silverado 2500HD, 2022 Silverado 2500HD +7 |
| PIP5865C | Service bulletin | Fuel/Propulsion System | Aug 13, 2024 | 2024 Colorado, 2023 Colorado, 2024 Silverado +5 |
| PIP5781B | Service bulletin | — | Aug 13, 2024 | 2024 Corvette, 2023 Corvette, 2022 Corvette +2 |
| PIP5712C | Service bulletin | Engine | Aug 13, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +10 |
| PIP5569B | Service bulletin | Electrical System | Aug 13, 2024 | 2024 Camaro, 2023 Camaro, 2022 Camaro +93 |
| PIC6554 | Service bulletin | Steering | Aug 13, 2024 | 2024 Malibu |
| PIC6553 | Service bulletin | Engine | Aug 13, 2024 | 2025 Trailblazer, 2024 Trailblazer, 2023 Trailblazer +4 |
| PIC6551 | Service bulletin | Electrical System | Aug 13, 2024 | 2022 Blazer, 2021 Blazer, 2022 Bolt EV +23 |
| PIC6550A | Service bulletin | Electrical System | Aug 13, 2024 | 2024 Trax |
| PIC6550 | Service bulletin | Electrical System | Aug 13, 2024 | 2024 Trax |
| PIC6549 | Service bulletin | Electrical System | Aug 13, 2024 | 2024 Trax |
| PIC6486F | Service bulletin | Electrical System | Aug 13, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +35 |
| PIC6481A | Service bulletin | Electrical System | Aug 13, 2024 | 2024 Blazer, 2024 Colorado, 2023 Colorado +3 |
| N242445290 | Warranty extension | Engine | Aug 13, 2024 | 2021 Colorado |
| 24-NA-154 | Service bulletin | Service Brakes | Aug 13, 2024 | 2024 Blazer |
| PIT6107D | Service bulletin | Electrical System | Aug 12, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +6 |
| PIP5978 | Service bulletin | Power Train | Aug 12, 2024 | 2024 Trailblazer, 2023 Trailblazer, 2022 Trailblazer +2 |
| PIP5977 | Service bulletin | Power Train | Aug 12, 2024 | 2022 Equinox, 2021 Express, 2020 Express |
| PIP5976 | Service bulletin | Power Train | Aug 12, 2024 | 2024 Silverado 2500HD, 2024 Silverado 3500HD |
| PIC6548 | Service bulletin | Forward Collision Avoidance | Aug 12, 2024 | 2025 Trailblazer, 2024 Trailblazer, 2025 Trax +1 |
| PIC6547 | Service bulletin | Visibility/Wiper | Aug 12, 2024 | 2024 Trax |
| 24-NA-150 | Service bulletin | Structure | Aug 12, 2024 | 2024 Silverado |
| 19-NA-237 | Service bulletin | Engine, Fuel/Propulsion System | Aug 12, 2024 | 2022 Colorado, 2021 Colorado, 2020 Colorado +50 |
| 19-NA-020 | Service bulletin | Engine | Aug 12, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +12 |
| N242436241-04 | Service campaign | Electrical System | Aug 9, 2024 | 2024 Blazer |
| N242436240-04 | Service campaign | Electrical System | Aug 9, 2024 | 2024 Blazer |
| N232414840-02 | Service campaign | Service Brakes | Aug 9, 2024 | 2024 Silverado 2500HD, 2024 Silverado 3500HD |
| 24-NA-153 | Service bulletin | Seats | Aug 9, 2024 | 2024 Camaro, 2023 Camaro, 2022 Camaro +6 |
| 24-NA-100 | Service bulletin | Electrical System | Aug 9, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +8 |
| 24-NA-043 | Service bulletin | Fuel/Propulsion System | Aug 9, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +10 |
| 24-NA-010 | Service bulletin | Electrical System, Service Brakes | Aug 9, 2024 | 2024 Colorado, 2023 Colorado |
| 23-NA-061 | Service bulletin | Engine | Aug 9, 2024 | 2018 Silverado, 2017 Silverado, 2024 Silverado 2500HD +11 |
| 23-NA-011 | Service bulletin | Engine | Aug 9, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +10 |
| 22-NA-173 | Service bulletin | Power Train | Aug 9, 2024 | 2025 Corvette, 2024 Corvette, 2023 Corvette +3 |
| 22-NA-128 | Service bulletin | Engine, Fuel/Propulsion System | Aug 9, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +6 |
| 20-NA-229 | Service bulletin | Service Brakes | Aug 9, 2024 | 2024 Camaro, 2023 Camaro, 2022 Camaro +1 |
| 18-NA-098 | Service bulletin | Engine | Aug 9, 2024 | 2025 Silverado, 2024 Silverado, 2023 Silverado +19 |
| 16-NA-380 | Service bulletin | Engine, Fuel/Propulsion System | Aug 9, 2024 | 2022 Colorado, 2021 Colorado, 2020 Colorado +51 |
| 16-NA-372 | Service bulletin | Engine, Equipment | Aug 9, 2024 | 2025 Silverado, 2024 Silverado, 2023 Silverado +22 |
| 16-NA-244 | Service bulletin | Engine, Fuel/Propulsion System | Aug 9, 2024 | 2022 Colorado, 2021 Colorado, 2020 Colorado +50 |
| 01-00-89-010S | Service bulletin | — | Aug 9, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +231 |
| PIE0798 | Service bulletin | Steering | Aug 8, 2024 | 2024 Suburban, 2024 Tahoe |
| 24-NA-144 | Service bulletin | — | Aug 8, 2024 | 2024 Colorado, 2023 Colorado, 2025 Corvette +12 |
| 24-NA-125 | Service bulletin | Service Brakes, Electrical System | Aug 8, 2024 | 2024 Silverado |
| 23-NA-141 | Service bulletin | Engine | Aug 8, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +223 |
| 07-06-01-016J | Service bulletin | Engine | Aug 8, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +218 |
| N242469060 | Service campaign | — | Aug 7, 2024 | 2022 4500HD, 2023 4500HD, 2022 4500XD +3 |
| N242451030 | Service campaign | Electrical System | Aug 7, 2024 | 2024 Colorado |
| N242448390 | Service campaign | Service Brakes | Aug 7, 2024 | 2024 Blazer |
| N242435430-02 | Service campaign | — | Aug 7, 2024 | 2024 Silverado |
| 20-NA-104 | Service bulletin | Electrical System, Wheels | Aug 7, 2024 | 2024 Camaro, 2023 Camaro, 2022 Camaro +6 |
| 16-NA-222 | Service bulletin | Engine, Electrical System | Aug 7, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +237 |
| 05-06-04-022V | Service bulletin | Fuel/Propulsion System | Aug 7, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +218 |
| 00-06-01-012N | Service bulletin | Engine | Aug 7, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +217 |
| 09-06-04-026Y | Service bulletin | Electrical System, Engine | Aug 6, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +170 |
| 24-NA-147 | Service bulletin | Seat Belts | Aug 5, 2024 | 2024 Camaro, 2023 Camaro, 2022 Camaro +43 |
| 01-06-01-011P | Service bulletin | Engine | Aug 5, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +171 |
| 18-NA-103 | Service bulletin | Fuel/Propulsion System, Engine | Aug 3, 2024 | 2022 Colorado, 2021 Colorado, 2020 Colorado +53 |
| 21-NA-271 | Service bulletin | Engine, Electrical System | Aug 2, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +10 |
| PIE0795C | Service bulletin | Electrical System, Structure | Aug 1, 2024 | 2024 Blazer |
| N242451390 | Service campaign | — | Aug 1, 2024 | 2024 Silverado |
| N242446820 | Service campaign | — | Aug 1, 2024 | 2024 Silverado |
| N232414840-01 | Service campaign | Service Brakes | Aug 1, 2024 | 2024 Silverado 2500HD, 2024 Silverado 3500HD |
| 23-NA-176 | Service bulletin | Electrical System, Power Train | Aug 1, 2024 | 2024 Corvette, 2023 Corvette, 2022 Corvette +2 |
| 20-NA-090 | Service bulletin | Engine, Electrical System | Aug 1, 2024 | 2025 Silverado, 2024 Silverado, 2023 Silverado +23 |
| 18-NA-306 | Service bulletin | Equipment | Aug 1, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +218 |
| PIE0793B | Service bulletin | Engine | Jul 31, 2024 | 2024 Colorado, 2024 Silverado |
| PI0754G | Service bulletin | Visibility/Wiper | Jul 31, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +234 |
| 20-NA-082 | Service bulletin | Engine, Fuel/Propulsion System | Jul 31, 2024 | 2022 Colorado, 2021 Colorado, 2020 Colorado +30 |
| N242446290-02 | Service campaign | Electrical System | Jul 30, 2024 | 2024 Blazer, 2024 Trailblazer, 2024 Traverse |
| N242436241-03 | Service campaign | Electrical System | Jul 30, 2024 | 2024 Blazer |
| N242436240-03 | Service campaign | Electrical System | Jul 30, 2024 | 2024 Blazer |
| N242435430-01 | Service campaign | Electrical System | Jul 30, 2024 | 2024 Silverado |
| 24-NA-111 | Service bulletin | Electrical System, Power Train | Jul 30, 2024 | 2024 Traverse |
| 18-NA-279 | Service bulletin | Latches/Locks/Linkages, Electrical System | Jul 26, 2024 | 2021 Blazer, 2020 Blazer, 2019 Blazer +57 |
| 16-NA-158 | Service bulletin | Equipment | Jul 26, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +241 |
| 19-NA-101 | Service bulletin | Engine | Jul 25, 2024 | 2016 Cruze, 2019 Sonic, 2018 Sonic +8 |
| N242456100 | Service campaign | Electrical System | Jul 24, 2024 | 2024 Corvette |
| 24-NA-141 | Service bulletin | Power Train | Jul 24, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +234 |
| 24-NA-014 | Service bulletin | Electrical System, Seats | Jul 24, 2024 | 2024 Colorado, 2023 Colorado |
| 12-01-37-001G | Service bulletin | Electrical System, Engine | Jul 24, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +234 |
| PIE0789A | Service bulletin | Wheels, Suspension | Jul 23, 2024 | 2024 Silverado 2500HD, 2024 Silverado 3500HD |
| PIE0777A | Service bulletin | Seats | Jul 23, 2024 | 2024 Suburban, 2023 Suburban, 2024 Tahoe +1 |
| N242435631 | Service campaign | Electrical System | Jul 23, 2024 | 2024 Suburban, 2024 Tahoe |
| N242435630 | Service campaign | Electrical System | Jul 23, 2024 | 2024 Suburban, 2024 Tahoe |
| 20-NA-038 | Service bulletin | Fuel/Propulsion System, Engine | Jul 23, 2024 | 2024 Camaro, 2023 Camaro, 2022 Camaro +76 |
| 18-NA-115 | Service bulletin | Engine | Jul 23, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +39 |
| 16-NA-342 | Service bulletin | Visibility/Wiper, Electrical System | Jul 23, 2024 | 2019 Blazer, 2019 Bolt EV, 2018 Bolt EV +6 |
| PIE0792A | Service bulletin | Structure, Electrical System | Jul 22, 2024 | 2024 Suburban, 2024 Tahoe |
| 24-NA-137 | Service bulletin | — | Jul 22, 2024 | 2024 Equinox |
| 00-03-10-002M | Service bulletin | Wheels | Jul 22, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +234 |
| 24-NA-131 | Service bulletin | — | Jul 18, 2024 | 2024 Silverado |
| 24-NA-005 | Service bulletin | Exterior Lighting, Electrical System | Jul 17, 2024 | 2024 Silverado 2500HD, 2024 Silverado 3500HD |
| 20-NA-203 | Service bulletin | Engine, Electrical System | Jul 17, 2024 | 2025 Silverado, 2024 Silverado, 2023 Silverado +20 |
| 17-NA-157 | Service bulletin | Engine, Equipment | Jul 17, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +226 |
| PIE0785A | Service bulletin | Engine | Jul 16, 2024 | 2024 Corvette, 2023 Corvette |
| N242446680 | Service campaign | Power Train | Jul 16, 2024 | 2024 Colorado |
| N242442100 | Service campaign | Electrical System | Jul 16, 2024 | 2022 Silverado |
| N232414840 | Service campaign | Service Brakes | Jul 16, 2024 | 2024 Silverado 2500HD, 2024 Silverado 3500HD |
| N242442140-01 | Service campaign | Engine | Jul 15, 2024 | 2024 Silverado, 2024 Suburban, 2024 Tahoe |
| N242440310 | Service campaign | Steering | Jul 15, 2024 | 2024 Silverado |
| 24-NA-134 | Service bulletin | Electrical System, Suspension | Jul 15, 2024 | 2024 Corvette |
| PIE0793A | Service bulletin | Engine | Jul 13, 2024 | 2024 Colorado, 2024 Silverado |
| 24-NA-116 | Service bulletin | Vehicle Speed Control, Steering | Jul 13, 2024 | 2024 Silverado 2500HD, 2023 Silverado 2500HD, 2024 Silverado 3500HD +1 |
| 24-NA-126 | Service bulletin | Structure | Jul 12, 2024 | 2024 Traverse |
| 24-NA-117 | Service bulletin | Electrical System | Jul 11, 2024 | 2024 Silverado, 2023 Silverado, 2024 Silverado 2500HD +7 |
| 22-NA-248 | Service bulletin | Engine, Electrical System | Jul 11, 2024 | 2022 Suburban, 2021 Suburban, 2022 Tahoe +1 |
| 24-NA-124 | Service bulletin | Electrical System, Engine | Jul 10, 2024 | 2024 Silverado 2500HD, 2023 Silverado 2500HD, 2022 Silverado 2500HD +7 |
| 24-NA-122 | Service bulletin | Electrical System, Service Brakes | Jul 10, 2024 | 2024 Silverado 2500HD, 2024 Silverado 3500HD |
| 23-NA-002 | Service bulletin | Electrical System, Engine | Jul 10, 2024 | 2023 Silverado, 2022 Silverado, 2021 Silverado +2 |
| 20-NA-022 | Service bulletin | Suspension | Jul 10, 2024 | 2024 Silverado 2500HD, 2023 Silverado 2500HD, 2022 Silverado 2500HD +7 |
| 99-04-20-002O | Service bulletin | Power Train | Jul 9, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +229 |
| 21-NA-268 | Service bulletin | Engine, Service Brakes | Jun 29, 2024 | 2019 Cruze, 2018 Cruze, 2017 Cruze +26 |
| 04-06-04-051I | Service bulletin | Fuel/Propulsion System | Jun 29, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +220 |
| PIE0788C | Service bulletin | Electrical System, Fuel/Propulsion System | Jun 28, 2024 | 2024 Blazer, 2024 Equinox, 2024 Silverado |
| 24-NA-123 | Service bulletin | Engine | Jun 28, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +19 |
| 24-NA-035 | Service bulletin | Electrical System, Equipment | Jun 28, 2024 | 2022 Bolt EUV, 2022 Bolt EV, 2021 Bolt EV +1 |
| 23-NA-058 | Service bulletin | Engine, Electrical System | Jun 28, 2024 | 2023 Trailblazer, 2022 Trailblazer, 2021 Trailblazer |
| 16-NA-383 | Service bulletin | Engine, Fuel/Propulsion System | Jun 28, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +232 |
| PIE0780A | Service bulletin | Engine | Jun 27, 2024 | 2024 Corvette, 2023 Corvette |
| N242455300 | Service campaign | — | Jun 27, 2024 | 2024 Silverado, 2024 Suburban, 2024 Tahoe |
| N242443000 | Service campaign | Electrical System | Jun 27, 2024 | 2022 Bolt EUV, 2022 Bolt EV, 2021 Bolt EV +4 |
| 24-NA-120 | Service bulletin | Electrical System, Engine | Jun 27, 2024 | 2023 Silverado |
| PIE0795B | Service bulletin | Structure | Jun 26, 2024 | 2024 Blazer |
| PIE0794A | Service bulletin | Engine | Jun 26, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer |
| 24-NA-114 | Service bulletin | Electrical System, Fuel/Propulsion System | Jun 26, 2024 | 2022 Equinox, 2022 Express, 2021 Express +1 |
| SERVICE UPDATE | Service campaign | — | Jun 25, 2024 | 2024 Blazer |
| N242441240 | Service campaign | Suspension | Jun 25, 2024 | 2024 Silverado |
| 24-NA-115 | Service bulletin | Exterior Lighting, Electrical System | Jun 25, 2024 | 2025 Silverado, 2024 Silverado, 2023 Silverado +5 |
| PIE0795A | Service bulletin | Structure | Jun 21, 2024 | 2024 Blazer |
| 24-NA-110 | Service bulletin | Electrical System, Engine | Jun 20, 2024 | 2024 Traverse |
| 24-NA-109 | Service bulletin | Structure, Electrical System | Jun 20, 2024 | 2023 Colorado |
| 24-NA-091 | Service bulletin | Engine, Electrical System | Jun 20, 2024 | 2023 Silverado, 2022 Silverado |
| PIE0791B | Service bulletin | Electrical System, Fuel/Propulsion System | Jun 19, 2024 | 2024 Silverado, 2023 Silverado, 2024 Suburban +3 |
| N242446290-01 | Service campaign | — | Jun 18, 2024 | 2024 Blazer, 2024 Trailblazer, 2024 Traverse |
| 22-NA-070 | Service bulletin | Equipment | Jun 18, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +245 |
| 24-NA-095 | Service bulletin | Electrical System | Jun 17, 2024 | 2023 Trailblazer, 2022 Trailblazer, 2021 Trailblazer |
| 22-NA-018 | Service bulletin | Equipment, Structure | Jun 17, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +246 |
| 18-NA-099 | Service bulletin | Equipment | Jun 17, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +245 |
| 19-NA-218 | Service bulletin | Engine | Jun 15, 2024 | 2024 Camaro, 2023 Camaro, 2022 Camaro +27 |
| PIE0795 | Service bulletin | Structure | Jun 14, 2024 | 2024 Blazer |
| 24-NA-063 | Service bulletin | Electrical System, Equipment Adaptive/Mobility | Jun 14, 2024 | 2024 Silverado, 2023 Silverado, 2023 Suburban +3 |
| 23-NA-197 | Service bulletin | Power Train, Electrical System | Jun 14, 2024 | 2024 Corvette, 2023 Corvette, 2022 Corvette +2 |
| 18-NA-125 | Service bulletin | Electrical System, Engine | Jun 14, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +234 |
| N242446290 | Service campaign | — | Jun 13, 2024 | 2024 Blazer, 2024 Trailblazer, 2024 Traverse |
| N242445280 | Warranty extension | — | Jun 12, 2024 | 2022 Traverse |
| PIE0793 | Service bulletin | Engine | Jun 11, 2024 | 2024 Colorado, 2024 Silverado |
| PIE0794 | Service bulletin | Engine | Jun 10, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer |
| PIE0788B | Service bulletin | Fuel/Propulsion System, Electrical System | Jun 10, 2024 | 2024 Blazer, 2024 Equinox, 2024 Silverado |
| PIE0783B | Service bulletin | Engine | Jun 10, 2024 | 2024 Blazer |
| 21-NA-068 | Service bulletin | Electrical System, Equipment | Jun 8, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +209 |
| N232431900 | Service campaign | — | Jun 6, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado |
| 21-NA-276 | Service bulletin | Power Train, Electrical System | Jun 6, 2024 | 2021 Blazer, 2020 Blazer, 2019 Blazer +5 |
| 21-NA-148 | Service bulletin | Power Train, Electrical System | Jun 6, 2024 | 2023 Bolt EUV, 2022 Bolt EUV, 2023 Bolt EV +2 |
| PIE0791A | Service bulletin | Fuel/Propulsion System, Engine | Jun 5, 2024 | 2024 Silverado, 2023 Silverado, 2024 Suburban +3 |
| N242441120 | Warranty extension | Engine | Jun 5, 2024 | 2021 Blazer |
| 20-NA-016 | Service bulletin | — | Jun 5, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +229 |
| 22-NA-193 | Service bulletin | Engine, Fuel/Propulsion System | Jun 4, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +18 |
| 24-NA-086 | Service bulletin | Structure | Jun 3, 2024 | 2024 Camaro, 2023 Camaro, 2022 Camaro +6 |
| N232426401-02 | Service campaign | — | Jun 1, 2024 | 2024 Silverado 2500HD, 2023 Silverado 2500HD, 2022 Silverado 2500HD +7 |
| 24-NA-009 | Service bulletin | Power Train, Electrical System | Jun 1, 2024 | 2024 Malibu, 2023 Malibu, 2022 Malibu +8 |
| 18-NA-020 | Service bulletin | Engine, Structure | May 31, 2024 | 2024 Equinox, 2023 Equinox, 2022 Equinox +4 |
| PIE0791 | Service bulletin | Electrical System, Engine | May 30, 2024 | 2024 Silverado, 2023 Silverado, 2024 Suburban +3 |
| A242435780 | Service campaign | Electrical System | May 30, 2024 | 2024 Trailblazer, 2024 Trax |
| 23-NA-032 | Service bulletin | Engine, Electrical System | May 30, 2024 | 2019 Cruze, 2018 Cruze, 2017 Cruze +33 |
| PIE0792 | Service bulletin | Electrical System | May 29, 2024 | 2024 Suburban, 2024 Tahoe |
| 24-NA-093 | Service bulletin | Power Train, Electrical System | May 28, 2024 | 2024 Equinox |
| 10-03-10-001G | Service bulletin | Wheels, Suspension | May 25, 2024 | 2024 Silverado 2500HD, 2023 Silverado 2500HD, 2022 Silverado 2500HD +15 |
| PIE0781B | Service bulletin | Engine | May 24, 2024 | 2024 Colorado, 2023 Colorado, 2024 Silverado +1 |
| 24-NA-090 | Service bulletin | Electrical System, Forward Collision Avoidance | May 24, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +6 |
| N242436241-02 | Service campaign | Electrical System | May 22, 2024 | 2024 Blazer |
| N242436240-02 | Service campaign | Electrical System | May 22, 2024 | 2024 Blazer |
| 24-NA-089 | Service bulletin | Structure, Electrical System | May 21, 2024 | 2024 Malibu |
| 23-NA-171 | Service bulletin | Engine | May 21, 2024 | 2023 Corvette |
| 24-NA-087 | Service bulletin | Electrical System, Power Train | May 18, 2024 | 2023 Silverado, 2022 Silverado, 2021 Silverado +3 |
| N242442140 | Service campaign | Engine | May 16, 2024 | 2024 Silverado, 2024 Suburban, 2024 Tahoe |
| N232433891 | Service campaign | Engine, Fuel/Propulsion System | May 16, 2024 | 2024 Blazer, 2023 Blazer, 2023 Traverse |
| N232433890 | Service campaign | Power Train, Fuel/Propulsion System | May 16, 2024 | 2024 Blazer, 2023 Blazer, 2024 Trailblazer +1 |
| N232427750 | Service campaign | Engine | May 16, 2024 | 2024 Silverado 2500HD, 2024 Silverado 3500HD |
| 24-NA-006 | Service bulletin | Power Train | May 16, 2024 | 2024 Traverse |
| 22-NA-165 | Service bulletin | Service Brakes | May 16, 2024 | 2024 Silverado, 2023 Silverado, 2023 Suburban +4 |
| 22-NA-003 | Service bulletin | Engine, Electrical System | May 16, 2024 | 2022 Colorado, 2021 Colorado, 2020 Colorado +4 |
| 19-NA-136 | Service bulletin | Power Train | May 16, 2024 | 2024 Colorado, 2023 Colorado, 2022 Colorado +45 |
| 08-07-30-035H | Service bulletin | Power Train | May 16, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +232 |
| PIE0786A | Service bulletin | Engine | May 15, 2024 | 2023 Suburban, 2023 Tahoe |
| PIE0790 | Service bulletin | Electrical System, Engine | May 14, 2024 | 2024 Camaro |
| 16-NA-119 | Service bulletin | Equipment | May 14, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +232 |
| N242444830 | Service campaign | Steering | May 13, 2024 | 2024 Malibu |
| N242439340 | Service campaign | — | May 13, 2024 | 2024 Silverado |
| 24-NA-085 | Service bulletin | Electrical System | May 13, 2024 | 2024 Blazer, 2024 Colorado, 2023 Colorado +3 |
| 23-NA-123 | Service bulletin | Electrical System, Engine | May 10, 2024 | 2023 Blazer, 2022 Blazer |
| PIE0781A | Service bulletin | Engine | May 9, 2024 | 2024 Colorado, 2023 Colorado, 2024 Silverado +1 |
| PIE0776A | Service bulletin | Structure | May 8, 2024 | 2024 Blazer |
| PIE0789 | Service bulletin | Suspension, Wheels | May 7, 2024 | 2024 Silverado 2500HD, 2024 Silverado 3500HD |
| PIE0788A | Service bulletin | Electrical System, Fuel/Propulsion System | May 7, 2024 | 2024 Blazer, 2024 Equinox, 2024 Silverado |
| 09-00-89-008G | Service bulletin | — | May 7, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +234 |
| N242438501-01 | Service bulletin | Electrical System, Engine | May 6, 2024 | 2024 Silverado 2500HD, 2024 Silverado 3500HD |
| 18-NA-067 | Service bulletin | Wheels | May 6, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +232 |
| 22-NA-106 | Service bulletin | Equipment, Wheels | May 3, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +203 |
| 18-NA-361 | Service bulletin | Fuel/Propulsion System, Engine | May 3, 2024 | 2019 Cruze, 2018 Cruze, 2019 Equinox +32 |
| 18-NA-236 | Service bulletin | Electrical System, Fuel/Propulsion System | May 3, 2024 | 2023 Bolt EUV, 2022 Bolt EUV, 2023 Bolt EV +17 |
| 21-NA-123 | Service bulletin | Engine | May 1, 2024 | 2024 Corvette, 2023 Corvette, 2022 Corvette +2 |
| 06-00-89-029V | Service bulletin | Seats | May 1, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +232 |
| PIT6161 | Service bulletin | Back Over Prevention, Electrical System | Apr 30, 2024 | 2024 Silverado 2500HD, 2024 Silverado 3500HD |
| PIT6065F | Service bulletin | Electrical System | Apr 30, 2024 | 2024 Silverado |
| N242437120 | Service bulletin | Equipment | Apr 30, 2024 | 2023 Express |
| 13-08-116-001J | Service bulletin | Electrical System | Apr 30, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +232 |
| 10-08-110-001K | Service bulletin | — | Apr 30, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +232 |
| N242444170 | Service bulletin | Wheels | Apr 29, 2024 | 2024 Silverado 2500HD, 2024 Silverado 3500HD |
| PIT6110A | Service bulletin | — | Apr 26, 2024 | 2024 Silverado, 2023 Silverado, 2024 Silverado 2500HD +15 |
| 23-NA-125 | Service bulletin | Electrical System, Equipment | Apr 26, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +203 |
| 15-00-89-004G | Service bulletin | Suspension, Engine | Apr 26, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +234 |
| N232426401-01 | Service bulletin | Latches/Locks/Linkages | Apr 25, 2024 | 2024 Silverado 2500HD, 2023 Silverado 2500HD, 2022 Silverado 2500HD +7 |
| 24-NA-070 | Service bulletin | Engine, Electrical System | Apr 25, 2024 | 2024 Silverado, 2023 Silverado, 2024 Suburban +7 |
| N232426401 | Service bulletin | Latches/Locks/Linkages | Apr 24, 2024 | 2024 Silverado 2500HD, 2023 Silverado 2500HD, 2022 Silverado 2500HD +7 |
| N232413430 | Service bulletin | Engine | Apr 24, 2024 | 2023 Silverado, 2023 Suburban, 2023 Tahoe |
| 23-NA-191 | Service bulletin | Electrical System, Power Train | Apr 24, 2024 | 2024 Silverado 2500HD, 2024 Silverado 3500HD |
| N242441790 | Service bulletin | Electrical System | Apr 23, 2024 | 2024 Suburban, 2024 Tahoe |
| N242441680 | Service bulletin | Engine | Apr 22, 2024 | 2024 Traverse |
| N232427051 | Service bulletin | Power Train | Apr 22, 2024 | 2024 Corvette, 2023 Corvette |
| N232427050 | Service bulletin | — | Apr 22, 2024 | 2024 Corvette, 2023 Corvette |
| 21-NA-054 | Service bulletin | Electrical System, Equipment | Apr 22, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +12 |
| N242435430 | Service bulletin | Electrical System | Apr 18, 2024 | 2024 Silverado |
| 24-NA-074 | Service bulletin | Electrical System, Exterior Lighting | Apr 18, 2024 | 2024 Silverado 2500HD, 2024 Silverado 3500HD |
| 24-NA-033 | Service bulletin | Electrical System, Visibility/Wiper | Apr 18, 2024 | 2024 Trax |
| 23-NA-152 | Service bulletin | Electrical System, Engine | Apr 18, 2024 | 2024 Silverado 2500HD, 2024 Silverado 3500HD |
| 00-03-10-006P | Service bulletin | Wheels | Apr 18, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +185 |
| N232428780-01 | Service bulletin | Engine, Power Train | Apr 17, 2024 | 2021 Express, 2017 Express |
| 24-NA-058 | Service bulletin | Electrical System, Engine | Apr 16, 2024 | 2024 Silverado 2500HD, 2024 Silverado 3500HD |
| 23-NA-213 | Service bulletin | Engine, Electrical System | Apr 16, 2024 | 2024 Silverado 2500HD, 2024 Silverado 3500HD |
| 21-NA-249 | Service bulletin | Equipment, Structure | Apr 16, 2024 | 2024 Corvette, 2023 Corvette, 2022 Corvette +2 |
| PIE0785 | Service bulletin | Electrical System, Engine | Apr 12, 2024 | 2024 Corvette, 2023 Corvette |
| N242438850 | Service bulletin | Fuel/Propulsion System | Apr 11, 2024 | 2024 Blazer |
| N242437510 | Service bulletin | Tires | Apr 10, 2024 | 2024 Silverado, 2023 Silverado |
| 24-NA-071 | Service bulletin | Service Brakes | Apr 10, 2024 | 2024 Silverado |
| N242438501 | Service bulletin | Electrical System, Engine | Apr 9, 2024 | 2024 Silverado 2500HD, 2024 Silverado 3500HD |
| N232415060-01 | Service bulletin | Engine | Apr 9, 2024 | 2023 Colorado, 2023 Silverado |
| 24-NA-042 | Service bulletin | Engine, Electrical System | Apr 9, 2024 | 2024 Silverado 2500HD, 2024 Silverado 3500HD |
| N242437530-01 | Service bulletin | Electrical System | Apr 8, 2024 | 2022 Bolt EUV, 2022 Bolt EV, 2021 Bolt EV +1 |
| 24-NA-069 | Service bulletin | Equipment Adaptive/Mobility, Electrical System | Apr 8, 2024 | 2024 Silverado |
| 17-NA-052 | Service bulletin | Wheels, Equipment | Apr 8, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +240 |
| N232432430 | Service bulletin | Electrical System | Apr 5, 2024 | 2022 Bolt EUV, 2022 Bolt EV, 2021 Bolt EV +1 |
| 24-NA-066 | Service bulletin | Electrical System, Air Bags | Apr 4, 2024 | 2023 Corvette, 2022 Corvette, 2021 Corvette +1 |
| N242437530 | Service bulletin | Electrical System, Power Train | Apr 3, 2024 | 2022 Bolt EUV, 2022 Bolt EV, 2021 Bolt EV +1 |
| 24-NA-001 | Service bulletin | Exterior Lighting, Electrical System | Apr 3, 2024 | 2024 Trax |
| 24-NA-064 | Service bulletin | Electrical System, Engine | Apr 2, 2024 | 2024 Trailblazer, 2024 Trax |
| 24-NA-062 | Service bulletin | Electrical System, Equipment | Apr 2, 2024 | 2024 Suburban, 2023 Suburban, 2022 Suburban +5 |
| 22-NA-258 | Service bulletin | Power Train, Electrical System | Apr 2, 2024 | 2023 Silverado, 2022 Silverado, 2021 Silverado +6 |
| PIT6145 | Service bulletin | Structure, Service Brakes | Mar 28, 2024 | 2025 Silverado, 2024 Silverado, 2023 Silverado +5 |
| PIT6144 | Service bulletin | Suspension, Electronic Stability Control | Mar 28, 2024 | 2024 Suburban, 2023 Suburban, 2022 Suburban +5 |
| PIT6101D | Service bulletin | Equipment | Mar 28, 2024 | 2023 Blazer, 2024 Silverado, 2023 Silverado +5 |
| 23-NA-112 | Service bulletin | Structure, Electrical System | Mar 28, 2024 | 2023 Silverado, 2022 Silverado, 2021 Silverado +12 |
| 21-NA-245 | Service bulletin | Power Train, Electrical System | Mar 28, 2024 | 2020 Camaro, 2019 Camaro, 2018 Camaro +2 |
| 10-08-45-001H | Service bulletin | Electrical System | Mar 28, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +232 |
| PIT6142A | Service bulletin | Electrical System, Equipment | Mar 27, 2024 | 2024 Silverado, 2024 Silverado 2500HD, 2024 Silverado 3500HD +2 |
| PIE0783A | Service bulletin | Engine | Mar 27, 2024 | 2024 Blazer |
| 17-NA-216 | Service bulletin | Equipment, Structure | Mar 27, 2024 | 2024 Camaro, 2023 Camaro, 2022 Camaro +6 |
| PIP5972 | Service bulletin | Equipment | Mar 26, 2024 | 2024 Corvette, 2023 Corvette, 2022 Corvette +2 |
| PIP5964C | Service bulletin | Electrical System | Mar 26, 2024 | 2023 Blazer, 2022 Blazer, 2021 Blazer +18 |
| PIT6143 | Service bulletin | Wheels | Mar 25, 2024 | 2024 Colorado |
| PIT6141 | Service bulletin | Service Brakes | Mar 25, 2024 | 2023 Silverado, 2022 Silverado, 2021 Silverado +3 |
| N232413030 | Service bulletin | Engine, Electrical System | Mar 25, 2024 | 2024 Corvette |
| 24-NA-061 | Service bulletin | Power Train, Electrical System | Mar 25, 2024 | 2024 Traverse |
| PIT6142 | Service bulletin | Electrical System | Mar 22, 2024 | 2024 Silverado, 2024 Silverado 2500HD, 2024 Silverado 3500HD |
| PIT6138 | Service bulletin | Equipment | Mar 22, 2024 | 2024 Suburban, 2023 Suburban, 2022 Suburban +5 |
| PIT6137 | Service bulletin | Service Brakes | Mar 22, 2024 | 2023 Silverado 2500HD, 2022 Silverado 2500HD, 2021 Silverado 2500HD +1 |
| PIT6015A | Service bulletin | Electrical System | Mar 22, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +9 |
| PIT6012A | Service bulletin | Equipment, Service Brakes | Mar 22, 2024 | 2024 Colorado, 2023 Colorado |
| PIP5971 | Service bulletin | Equipment | Mar 22, 2024 | 2024 Silverado 2500HD |
| PIC6486E | Service bulletin | Equipment | Mar 22, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +35 |
| 22-NA-151 | Service bulletin | Electrical System, Equipment | Mar 22, 2024 | 2023 Bolt EUV, 2022 Bolt EUV, 2023 Bolt EV +6 |
| PIT6140 | Service bulletin | Back Over Prevention | Mar 21, 2024 | 2024 Equinox, 2023 Equinox, 2022 Equinox +4 |
| PIP5964B | Service bulletin | Electrical System | Mar 21, 2024 | 2023 Blazer, 2022 Blazer, 2021 Blazer +18 |
| 23-NA-103 | Service bulletin | Equipment | Mar 21, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +239 |
| PIT6136 | Service bulletin | Wheels | Mar 20, 2024 | 2024 Silverado |
| PIT6038A | Service bulletin | Equipment | Mar 20, 2024 | 2024 Colorado, 2023 Colorado |
| N232432960 | Service bulletin | Fuel/Propulsion System | Mar 20, 2024 | 2024 Equinox, 2024 Silverado, 2024 Tahoe +1 |
| 24-NA-060 | Service bulletin | Equipment, Electrical System | Mar 20, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +34 |
| 24-NA-056 | Service bulletin | Equipment, Electrical System | Mar 20, 2024 | 2024 Blazer |
| PIT6135 | Service bulletin | Back Over Prevention, Equipment | Mar 19, 2024 | 2024 Colorado |
| PIT6105B | Service bulletin | Equipment, Back Over Prevention | Mar 19, 2024 | 2024 Blazer, 2024 Colorado, 2023 Colorado +1 |
| 23-NA-135 | Service bulletin | Power Train, Electrical System | Mar 19, 2024 | 2024 Blazer, 2023 Blazer, 2024 Trailblazer +2 |
| 17-NA-106 | Service bulletin | Structure, Power Train | Mar 19, 2024 | 2024 Equinox, 2023 Equinox, 2022 Equinox +4 |
| PIT6100A | Service bulletin | Electrical System | Mar 18, 2024 | 2024 Blazer |
| PIT5992A | Service bulletin | Equipment, Electrical System | Mar 18, 2024 | 2024 Equinox, 2023 Equinox, 2022 Equinox +4 |
| PIT5784C | Service bulletin | Equipment | Mar 18, 2024 | 2024 Suburban, 2023 Suburban, 2022 Suburban +5 |
| PIP5932A | Service bulletin | Electrical System | Mar 18, 2024 | 2024 Trax |
| 22-NA-057 | Service bulletin | Structure, Equipment | Mar 18, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +11 |
| PIT6134 | Service bulletin | Service Brakes | Mar 15, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +9 |
| PIT6104B | Service bulletin | Structure | Mar 15, 2024 | 2024 Blazer |
| PIT6093A | Service bulletin | Electrical System, Structure | Mar 15, 2024 | 2024 Blazer |
| PIT5774G | Service bulletin | Visibility/Wiper | Mar 15, 2024 | 2022 Suburban, 2021 Suburban, 2022 Tahoe +1 |
| 24-NA-054 | Service bulletin | Steering, Electrical System | Mar 15, 2024 | 2024 Equinox, 2023 Equinox, 2022 Equinox +4 |
| 23-NA-052 | Service bulletin | Power Train, Equipment | Mar 15, 2024 | 2025 Silverado, 2024 Silverado, 2023 Silverado +5 |
| PIT6133 | Service bulletin | Structure | Mar 14, 2024 | 2024 Traverse |
| PIT6116A | Service bulletin | Structure | Mar 14, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +7 |
| PIT5954C | Service bulletin | Electrical System | Mar 14, 2024 | 2020 Silverado, 2020 Silverado 2500HD, 2020 Silverado 3500HD +1 |
| PIE0771A | Service bulletin | Engine | Mar 14, 2024 | 2024 Silverado, 2023 Silverado |
| N242436241-01 | Service bulletin | Electrical System | Mar 14, 2024 | 2024 Blazer |
| N242436240 | Service bulletin | Electrical System | Mar 14, 2024 | 2024 Blazer |
| N232430300 | Service bulletin | Electrical System | Mar 14, 2024 | 2024 Silverado 2500HD, 2024 Silverado 3500HD |
| A222379711 | Service bulletin | Engine, Electrical System | Mar 14, 2024 | 2023 Trailblazer, 2022 Trailblazer, 2021 Trailblazer |
| 24-NA-044 | Service bulletin | Electrical System, Equipment | Mar 14, 2024 | 2020 Silverado, 2020 Silverado 2500HD, 2020 Silverado 3500HD +2 |
| 22-NA-223 | Service bulletin | Power Train, Equipment | Mar 14, 2024 | 2022 Silverado 3500HD, 2021 Silverado 3500HD, 2020 Silverado 3500HD +50 |
| PIT6023A | Service bulletin | Equipment | Mar 13, 2024 | 2024 Silverado |
| PIE0773B | Service bulletin | Seats, Electrical System | Mar 13, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +9 |
| N232409730 | Service bulletin | Power Train | Mar 13, 2024 | 2023 Camaro, 2023 Silverado, 2023 Tahoe |
| 24-NA-051 | Service bulletin | Power Train, Suspension | Mar 13, 2024 | 2024 Traverse |
| 19-NA-206 | Service bulletin | Electrical System, Power Train | Mar 13, 2024 | 2019 Blazer, 2019 Malibu, 2018 Malibu +8 |
| PIT6132 | Service bulletin | Visibility/Wiper | Mar 12, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +10 |
| PIE0770A | Service bulletin | Engine | Mar 12, 2024 | 2024 Silverado, 2023 Silverado |
| PIC6542 | Service bulletin | Equipment | Mar 12, 2024 | 2024 Corvette |
| PIT6131 | Service bulletin | Electronic Stability Control | Mar 11, 2024 | 2023 Colorado |
| PIT6123B | Service bulletin | Service Brakes, Back Over Prevention | Mar 11, 2024 | 2024 Silverado |
| PIT6006B | Service bulletin | Electrical System | Mar 11, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +4 |
| PIT5832L | Service bulletin | Equipment | Mar 11, 2024 | 2024 Blazer, 2023 Colorado, 2024 Corvette +16 |
| 21-NA-171 | Service bulletin | Electrical System, Equipment | Mar 11, 2024 | 2022 Silverado, 2021 Silverado |
| 07-00-89-037S | Service bulletin | Equipment | Mar 11, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +231 |
| 11-00-89-005X | Service bulletin | Equipment | Mar 10, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +231 |
| PIT6130 | Service bulletin | Back Over Prevention | Mar 8, 2024 | 2024 Blazer |
| PIE0775C | Service bulletin | Electrical System, Equipment | Mar 8, 2024 | 2024 Blazer |
| N242436241 | Service bulletin | Electrical System | Mar 8, 2024 | 2024 Blazer |
| PIT6129A | Service bulletin | Electrical System | Mar 7, 2024 | 2024 Silverado |
| PIT6101C | Service bulletin | Equipment | Mar 7, 2024 | 2023 Blazer, 2025 Silverado, 2024 Silverado +6 |
| PIT5689G | Service bulletin | Electrical System | Mar 7, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +13 |
| PIP5964A | Service bulletin | Electrical System | Mar 7, 2024 | 2023 Blazer, 2022 Blazer, 2021 Blazer +18 |
| N232418320-01 | Service bulletin | Power Train, Engine | Mar 7, 2024 | 2023 Corvette |
| PIT6101B | Service bulletin | Equipment | Mar 6, 2024 | 2023 Blazer, 2025 Silverado, 2024 Silverado +6 |
| PIP5961A | Service bulletin | Electrical System | Mar 6, 2024 | 2024 Blazer |
| PIP5865B | Service bulletin | Parking Brake | Mar 6, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado 2500HD |
| PIP5843D | Service bulletin | Exterior Lighting | Mar 6, 2024 | 2024 Colorado, 2024 Silverado, 2023 Silverado +4 |
| PIE0775B | Service bulletin | Electrical System, Equipment | Mar 6, 2024 | 2024 Blazer |
| PIP5863B | Service bulletin | Engine, Exterior Lighting | Mar 5, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +10 |
| 24-NA-041 | Service bulletin | Structure, Equipment | Mar 5, 2024 | 2024 Silverado |
| PIT6065E | Service bulletin | Electrical System | Mar 4, 2024 | 2024 Silverado |
| PIT5448J | Service bulletin | Equipment | Mar 4, 2024 | 2022 Silverado, 2021 Silverado, 2020 Silverado +24 |
| PIP5596A | Service bulletin | Service Brakes, Fuel/Propulsion System | Mar 4, 2024 | 2022 Blazer, 2021 Blazer, 2020 Blazer +113 |
| N242438230 | Service bulletin | Visibility/Wiper | Mar 4, 2024 | 2024 Suburban, 2024 Tahoe |
| DCS6810 | Service bulletin | Electrical System | Mar 4, 2024 | 2024 Blazer |
| 24-NA-016 | Service bulletin | Electrical System, Service Brakes | Mar 4, 2024 | 2024 Silverado 2500HD, 2024 Silverado 3500HD |
| PIT6129 | Service bulletin | Electrical System | Mar 1, 2024 | 2024 Silverado, 2023 Silverado |
| PIT6124B | Service bulletin | Equipment | Mar 1, 2024 | 2023 Express |
| PIE0782 | Service bulletin | Engine | Mar 1, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +2 |
| PIE0781 | Service bulletin | Electrical System, Engine | Mar 1, 2024 | 2024 Colorado, 2023 Colorado, 2024 Silverado +1 |
| DCS6808 | Service bulletin | Electrical System | Mar 1, 2024 | 2024 Blazer |
| PIT5989A | Service bulletin | Exterior Lighting, Electrical System | Feb 29, 2024 | 2024 Tahoe, 2023 Tahoe, 2022 Tahoe +1 |
| PIP5969 | Service bulletin | Electrical System | Feb 29, 2024 | 2024 Corvette |
| PIP5965 | Service bulletin | Electrical System | Feb 29, 2024 | 2024 Suburban, 2023 Suburban, 2024 Tahoe +1 |
| PIP5957A | Service bulletin | Electrical System | Feb 29, 2024 | 2024 Blazer |
| PIC6523C | Service bulletin | Visibility/Wiper | Feb 29, 2024 | 2024 Trax |
| 23-NA-008 | Service bulletin | Electrical System, Engine | Feb 29, 2024 | 2022 Colorado, 2022 Equinox, 2022 Express +2 |
| PIT5981A | Service bulletin | Suspension | Feb 28, 2024 | 2024 Suburban, 2023 Suburban, 2022 Suburban +5 |
| PIP5961 | Service bulletin | Electrical System | Feb 28, 2024 | 2024 Blazer |
| N232433290 | Service bulletin | Engine | Feb 28, 2024 | 2024 Silverado 2500HD, 2024 Silverado 3500HD |
| 19-NA-037 | Service bulletin | Engine, Electrical System | Feb 28, 2024 | 2022 Equinox, 2024 Express, 2023 Express +5 |
| PIT6101A | Service bulletin | Equipment | Feb 27, 2024 | 2023 Blazer, 2025 Silverado, 2024 Silverado +6 |
| PIP5968 | Service bulletin | Power Train | Feb 27, 2024 | 2023 Camaro, 2022 Camaro, 2021 Camaro +38 |
| PIP5963 | Service bulletin | Engine | Feb 27, 2024 | 2024 Silverado, 2024 Silverado 2500HD, 2024 Silverado 3500HD |
| 23-NA-104 | Service bulletin | Power Train, Equipment | Feb 27, 2024 | 2023 Trailblazer, 2022 Trailblazer, 2021 Trailblazer |
| 20-NA-121 | Service bulletin | Equipment, Wheels | Feb 27, 2024 | 2024 Trailblazer, 2023 Trailblazer, 2022 Trailblazer +1 |
| PIT6076A | Service bulletin | Electrical System, Equipment | Feb 26, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +4 |
| PIT5838B | Service bulletin | Service Brakes | Feb 26, 2024 | 2025 Silverado, 2024 Silverado, 2023 Silverado +5 |
| N242437620 | Service bulletin | Communication, Equipment | Feb 26, 2024 | 2024 Colorado |
| 24-NA-036 | Service bulletin | Equipment, Structure | Feb 26, 2024 | 2024 Equinox |
| 23-NA-169 | Service bulletin | Equipment, Electrical System | Feb 26, 2024 | 2024 Colorado, 2023 Colorado, 2024 Malibu +10 |
| 23-NA-043 | Service bulletin | Engine | Feb 26, 2024 | 2021 Silverado, 2020 Silverado, 2021 Suburban +1 |
| 21-NA-003 | Service bulletin | Power Train, Electrical System | Feb 26, 2024 | 2024 Malibu, 2023 Malibu, 2022 Malibu +7 |
| PIT6103A | Service bulletin | Electrical System, Visibility/Wiper | Feb 23, 2024 | 2024 Blazer, 2023 Colorado |
| PIT5689F | Service bulletin | Engine | Feb 23, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +12 |
| PIP5966 | Service bulletin | Power Train | Feb 23, 2024 | 2023 Camaro, 2022 Camaro, 2021 Camaro +38 |
| PIP5964 | Service bulletin | Electrical System | Feb 23, 2024 | 2023 Blazer, 2022 Blazer, 2021 Blazer +18 |
| PIE0775A | Service bulletin | Electrical System, Equipment | Feb 23, 2024 | 2024 Blazer |
| PIC6441B | Service bulletin | Electrical System | Feb 23, 2024 | 2024 Corvette, 2023 Corvette, 2022 Corvette +2 |
| 24-NA-020 | Service bulletin | Engine, Electrical System | Feb 23, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +20 |
| 24-NA-002 | Service bulletin | Power Train | Feb 23, 2024 | 2024 Colorado, 2023 Colorado |
| PIE0780 | Service bulletin | Fuel/Propulsion System, Electrical System | Feb 22, 2024 | 2024 Corvette, 2023 Corvette |
| PIT6128 | Service bulletin | Electrical System, Lane Departure | Feb 21, 2024 | 2023 Suburban, 2023 Tahoe |
| PIT5888C | Service bulletin | Suspension | Feb 21, 2024 | 2022 Suburban, 2021 Suburban, 2022 Tahoe +1 |
| PIT5744D | Service bulletin | Electrical System, Lane Departure | Feb 21, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +13 |
| PIT5551N | Service bulletin | Forward Collision Avoidance | Feb 21, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +87 |
| PIT4322P | Service bulletin | Electronic Stability Control | Feb 21, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +42 |
| PIP5962 | Service bulletin | Power Train | Feb 21, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +3 |
| N232428090 | Service bulletin | Engine | Feb 20, 2024 | 2023 Corvette |
| N232419720 | Service bulletin | Fuel/Propulsion System, Engine | Feb 20, 2024 | 2023 Suburban, 2022 Suburban, 2023 Tahoe +1 |
| N232415060 | Service bulletin | Engine | Feb 20, 2024 | 2023 Colorado, 2023 Silverado |
| 23-NA-186 | Service bulletin | Engine | Feb 20, 2024 | 2022 Silverado 3500HD, 2021 Silverado 3500HD, 2020 Silverado 3500HD +19 |
| 22-NA-114 | Service bulletin | Equipment, Electrical System | Feb 20, 2024 | 2024 Blazer, 2023 Bolt EUV, 2022 Bolt EUV +17 |
| PIT6054B | Service bulletin | Structure | Feb 19, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +6 |
| PIT6006A | Service bulletin | Electrical System, Latches/Locks/Linkages | Feb 19, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +4 |
| PIC5704H | Service bulletin | Service Brakes | Feb 19, 2024 | 2020 Sonic, 2019 Sonic, 2018 Sonic +16 |
| 22-NA-119 | Service bulletin | Electrical System, Equipment | Feb 19, 2024 | 2022 Bolt EUV, 2022 Bolt EV, 2021 Bolt EV +4 |
| PIT5937A | Service bulletin | Wheels | Feb 16, 2024 | 2023 Silverado, 2022 Silverado, 2021 Silverado +4 |
| PIE0774A | Service bulletin | Electrical System, Equipment | Feb 16, 2024 | 2024 Suburban, 2023 Suburban, 2024 Tahoe +1 |
| PIT6107C | Service bulletin | Equipment | Feb 15, 2024 | 2022 Silverado |
| PIC6512A | Service bulletin | Exterior Lighting | Feb 15, 2024 | 2024 Corvette, 2023 Corvette, 2022 Corvette +2 |
| PIE0777 | Service bulletin | Seats, Latches/Locks/Linkages | Feb 14, 2024 | 2024 Suburban, 2023 Suburban, 2024 Tahoe +1 |
| PIE0767A | Service bulletin | Power Train | Feb 14, 2024 | 2024 Corvette, 2023 Corvette |
| PIC6539 | Service bulletin | Steering | Feb 14, 2024 | 2024 Trailblazer, 2024 Trax |
| 20-NA-018 | Service bulletin | Electrical System, Equipment | Feb 14, 2024 | 2024 Blazer, 2023 Colorado, 2024 Corvette +19 |
| 23-NA-207 | Service bulletin | Fuel/Propulsion System | Feb 13, 2024 | 2024 Camaro, 2023 Camaro, 2022 Camaro +5 |
| PIT6127 | Service bulletin | Electrical System, Vehicle Speed Control | Feb 12, 2024 | 2023 Bolt EUV, 2022 Bolt EUV |
| PIT6126 | Service bulletin | Equipment | Feb 12, 2024 | 2022 Silverado |
| PIT6123A | Service bulletin | Electrical System | Feb 12, 2024 | 2024 Silverado, 2024 Silverado 2500HD, 2024 Silverado 3500HD |
| PIC6486D | Service bulletin | Equipment | Feb 12, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +27 |
| N242436160 | Service bulletin | Equipment, Structure | Feb 12, 2024 | 2024 Traverse |
| 23-NA-208 | Service bulletin | Power Train | Feb 12, 2024 | 2023 Colorado |
| PIT6124A | Service bulletin | Equipment | Feb 9, 2024 | 2023 Express |
| PIT6079A | Service bulletin | Steering | Feb 9, 2024 | 2024 Silverado |
| 24-NA-030 | Service bulletin | Vehicle Speed Control, Electrical System | Feb 9, 2024 | 2024 Silverado, 2023 Silverado, 2024 Suburban +3 |
| PIT5895C | Service bulletin | Structure | Feb 8, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +6 |
| N232434570 | Service bulletin | Equipment | Feb 7, 2024 | 2024 Camaro |
| 19-NA-044 | Service bulletin | Engine, Fuel/Propulsion System | Feb 7, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +200 |
| PIT5479F | Service bulletin | Service Brakes | Feb 6, 2024 | 2024 Colorado, 2023 Colorado, 2022 Colorado +51 |
| N212350930 | Service bulletin | Fuel/Propulsion System | Feb 6, 2024 | 2021 Corvette |
| PIT6125 | Service bulletin | Electrical System | Feb 5, 2024 | 2024 Blazer |
| PIT6124 | Service bulletin | Equipment | Feb 5, 2024 | 2023 Express |
| N232428780 | Service bulletin | Power Train, Engine | Feb 5, 2024 | 2021 Express, 2017 Express |
| PIT6123 | Service bulletin | Electrical System | Feb 2, 2024 | 2024 Silverado, 2024 Silverado 2500HD, 2024 Silverado 3500HD |
| PIT4506G | Service bulletin | Tires | Feb 2, 2024 | 2024 Silverado 2500HD, 2023 Silverado 2500HD, 2022 Silverado 2500HD +19 |
| 16-NA-338 | Service bulletin | Power Train, Engine | Feb 2, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +182 |
| PIT6122 | Service bulletin | Equipment | Jan 31, 2024 | 2020 Blazer, 2019 Blazer, 2020 Bolt EV +94 |
| PIT6097C | Service bulletin | Equipment | Jan 31, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +43 |
| PIE0776 | Service bulletin | Equipment | Jan 31, 2024 | 2024 Blazer |
| 23-NA-070 | Service bulletin | Equipment, Electrical System | Jan 31, 2024 | 2023 Silverado, 2022 Silverado, 2023 Suburban +3 |
| 18-NA-049 | Service bulletin | Power Train | Jan 31, 2024 | 2020 Trax, 2019 Trax, 2018 Trax +2 |
| PIT6120 | Service bulletin | Visibility/Wiper | Jan 30, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +2 |
| PIT6119 | Service bulletin | Structure | Jan 30, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +9 |
| PIT5734G | Service bulletin | Equipment, Visibility/Wiper | Jan 30, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +10 |
| PIT5702E | Service bulletin | Electrical System | Jan 30, 2024 | 2022 Silverado, 2021 Silverado, 2020 Silverado +9 |
| N24-2436490 | Service bulletin | Lane Departure | Jan 30, 2024 | 2024 Blazer |
| 24-NA-023 | Service bulletin | Electrical System, Engine | Jan 30, 2024 | 2023 Corvette |
| 23-NA-055 | Service bulletin | Electrical System, Equipment | Jan 30, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +108 |
| 20-NA-024 | Service bulletin | Equipment, Engine | Jan 30, 2024 | 2019 Cruze, 2018 Cruze, 2017 Cruze +24 |
| PIT6118 | Service bulletin | Equipment | Jan 29, 2024 | 2024 Corvette, 2024 Silverado, 2023 Silverado +7 |
| PIT6117 | Service bulletin | Seats | Jan 29, 2024 | 2024 Trailblazer, 2024 Trax |
| PIP5810B | Service bulletin | Power Train | Jan 29, 2024 | 2024 Silverado 2500HD, 2023 Silverado 2500HD, 2022 Silverado 2500HD +7 |
| N232430460 | Service bulletin | Engine | Jan 29, 2024 | 2020 Silverado |
| 23-NA-189 | Service bulletin | Electrical System, Equipment | Jan 29, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +107 |
| 21-NA-122 | Service bulletin | Steering, Seats | Jan 29, 2024 | 2024 Equinox, 2023 Equinox, 2022 Equinox +2 |
| PIC6523B | Service bulletin | Visibility/Wiper | Jan 26, 2024 | 2024 Trax |
| N232418320 | Service bulletin | Power Train, Engine | Jan 26, 2024 | 2023 Corvette |
| 24-NA-018 | Service bulletin | Electrical System, Engine | Jan 26, 2024 | 2024 Corvette |
| 23-NA-214 | Service bulletin | Engine | Jan 26, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +16 |
| PIE0753C | Service bulletin | Electrical System, Equipment | Jan 25, 2024 | 2024 Blazer, 2023 Bolt EUV, 2022 Bolt EUV +8 |
| N232430470 | Service bulletin | Engine | Jan 25, 2024 | 2020 Colorado |
| N232416860 | Service bulletin | Equipment | Jan 25, 2024 | 2024 Equinox, 2023 Equinox |
| 21-NA-132 | Service bulletin | Engine, Electrical System | Jan 25, 2024 | 2022 Silverado, 2021 Silverado, 2022 Suburban +3 |
| PIT6116 | Service bulletin | Structure | Jan 24, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +7 |
| PIP5869C | Service bulletin | Engine | Jan 24, 2024 | 2024 Corvette, 2023 Corvette |
| PIP5395H | Service bulletin | Fuel/Propulsion System | Jan 24, 2024 | 2023 Camaro, 2022 Camaro, 2021 Camaro +23 |
| PIE0775 | Service bulletin | Back Over Prevention, Equipment | Jan 24, 2024 | 2024 Blazer |
| PIE0747E | Service bulletin | Equipment, Visibility/Wiper | Jan 24, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado |
| PIT6115 | Service bulletin | Steering | Jan 23, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +4 |
| PIP5959 | Service bulletin | Power Train | Jan 23, 2024 | 2022 Silverado |
| A232425160 | Service bulletin | Equipment | Jan 23, 2024 | 2024 Trailblazer |
| 18-NA-035 | Service bulletin | Power Train, Engine | Jan 23, 2024 | 2019 Cruze, 2018 Cruze, 2024 Equinox +13 |
| PIT6114 | Service bulletin | Wheels | Jan 22, 2024 | 2024 Silverado 3500HD |
| PIP5935B | Service bulletin | Engine | Jan 22, 2024 | 2023 Silverado, 2022 Silverado, 2021 Silverado +3 |
| N232425850 | Service bulletin | Fuel/Propulsion System, Electrical System | Jan 22, 2024 | 2023 Express, 2024 Silverado |
| PIP5957 | Service bulletin | Equipment | Jan 19, 2024 | 2024 Blazer |
| 22-NA-112 | Service bulletin | Engine, Electrical System | Jan 19, 2024 | 2022 Silverado, 2021 Silverado, 2020 Silverado +6 |
| PIT6113 | Service bulletin | Electrical System | Jan 18, 2024 | 2024 Blazer, 2023 Colorado, 2024 Silverado |
| PI0281K | Service bulletin | Structure | Jan 18, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +185 |
| N232429760 | Service bulletin | Tires | Jan 18, 2024 | 2024 Silverado 2500HD, 2024 Silverado 3500HD |
| 23-NA-046 | Service bulletin | Structure, Electrical System | Jan 18, 2024 | 2024 Equinox, 2023 Equinox, 2022 Equinox +4 |
| 22-NA-246 | Service bulletin | Power Train | Jan 18, 2024 | 2023 Camaro, 2022 Camaro, 2021 Camaro +36 |
| 22-NA-166 | Service bulletin | Structure | Jan 18, 2024 | 2024 Equinox, 2023 Equinox, 2022 Equinox +4 |
| PIT6112 | Service bulletin | Equipment | Jan 17, 2024 | 2024 Blazer |
| PIT6105A | Service bulletin | Equipment | Jan 17, 2024 | 2024 Blazer, 2023 Colorado, 2024 Silverado |
| PI1354J | Service bulletin | Wheels, Seats | Jan 17, 2024 | 2019 Silverado, 2018 Silverado, 2017 Silverado +1 |
| 24-NA-008 | Service bulletin | Visibility/Wiper, Equipment | Jan 17, 2024 | 2022 Colorado, 2021 Colorado, 2020 Colorado +4 |
| 18-NA-162 | Service bulletin | Equipment, Visibility/Wiper | Jan 17, 2024 | 2024 Equinox, 2023 Equinox, 2022 Equinox +4 |
| PIP5958 | Service bulletin | Power Train | Jan 16, 2024 | 2024 Malibu, 2023 Malibu, 2022 Malibu +7 |
| PIE0773A | Service bulletin | Equipment, Electrical System | Jan 16, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +9 |
| N232434590 | Service bulletin | Electrical System | Jan 16, 2024 | 2024 Blazer |
| 18-NA-176 | Service bulletin | Back Over Prevention, Electrical System | Jan 16, 2024 | 2024 Equinox, 2023 Equinox, 2022 Equinox +4 |
| PIT6107B | Service bulletin | Equipment | Jan 15, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +6 |
| PIT6111 | Service bulletin | Equipment | Jan 12, 2024 | 2024 Blazer, 2024 Silverado |
| PIT6104A | Service bulletin | Structure | Jan 12, 2024 | 2024 Blazer |
| PIT6084A | Service bulletin | Equipment | Jan 12, 2024 | 2023 Blazer, 2022 Blazer, 2021 Blazer +31 |
| PI1394B | Service bulletin | Engine, Power Train | Jan 12, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +221 |
| 02-08-42-001J | Service bulletin | Exterior Lighting | Jan 12, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +230 |
| PIT6110 | Service bulletin | Electrical System | Jan 11, 2024 | 2024 Suburban, 2023 Suburban, 2022 Suburban +5 |
| PIT6074A | Service bulletin | Electrical System | Jan 11, 2024 | 2024 Silverado 2500HD, 2024 Silverado 3500HD |
| PIE0774 | Service bulletin | Equipment, Electrical System | Jan 11, 2024 | 2024 Suburban, 2023 Suburban, 2024 Tahoe +1 |
| 23-NA-132 | Service bulletin | Exterior Lighting, Electrical System | Jan 11, 2024 | 2024 Silverado 2500HD, 2024 Silverado 3500HD |
| 22-NA-240 | Service bulletin | Engine | Jan 11, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +40 |
| PIT6109 | Service bulletin | Structure | Jan 10, 2024 | 2024 Silverado, 2023 Silverado, 2024 Silverado 2500HD +3 |
| PIT5161K | Service bulletin | Fuel/Propulsion System | Jan 10, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +24 |
| PIP5819B | Service bulletin | Power Train | Jan 10, 2024 | 2023 Malibu, 2022 Malibu, 2021 Malibu +5 |
| N232422680 | Service bulletin | Visibility/Wiper | Jan 10, 2024 | 2023 Traverse |
| N232409842 | Service bulletin | Fuel/Propulsion System | Jan 10, 2024 | 2023 Silverado |
| 24-NA-007 | Service bulletin | Power Train | Jan 10, 2024 | 2024 Camaro |
| PIT6107A | Service bulletin | Equipment | Jan 9, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +4 |
| PIT5828C | Service bulletin | Electrical System | Jan 9, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +21 |
| PIT5743D | Service bulletin | Electrical System | Jan 9, 2024 | 2022 Silverado, 2021 Silverado, 2020 Silverado +9 |
| PIT5733D | Service bulletin | Exterior Lighting | Jan 9, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +13 |
| N232425820 | Service bulletin | Electrical System | Jan 9, 2024 | 2023 Colorado |
| 23-NA-221 | Service bulletin | Equipment, Electrical System | Jan 9, 2024 | 2024 Blazer, 2024 Equinox |
| PIP5824C | Service bulletin | Fuel/Propulsion System | Jan 8, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +7 |
| PIP5548B | Service bulletin | Power Train | Jan 8, 2024 | 2022 Spark, 2021 Spark, 2020 Spark +4 |
| PI0592I | Service bulletin | Electrical System | Jan 8, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +184 |
| N232415790 | Service bulletin | Electrical System | Jan 8, 2024 | 2023 Suburban |
| 22-NA-186 | Service bulletin | Equipment, Electrical System | Jan 8, 2024 | 2023 Camaro, 2022 Camaro, 2021 Camaro |
| PIT6107 | Service bulletin | Equipment | Jan 5, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado |
| PIP5911A | Service bulletin | Electrical System | Jan 5, 2024 | 2024 Silverado 2500HD, 2024 Silverado 3500HD |
| PIP5841D | Service bulletin | Power Train | Jan 5, 2024 | 2024 Blazer, 2023 Blazer, 2022 Blazer +2 |
| PIP5781A | Service bulletin | Communication, Power Train | Jan 5, 2024 | 2024 Corvette, 2023 Corvette, 2022 Corvette +2 |
| 23-NA-127 | Service bulletin | Seats | Jan 5, 2024 | 2023 Suburban, 2022 Suburban, 2021 Suburban +3 |
| PIT6105 | Service bulletin | Equipment | Jan 4, 2024 | 2024 Blazer, 2023 Colorado, 2024 Silverado |
| PIT6047C | Service bulletin | Equipment, Electrical System | Jan 4, 2024 | 2023 Colorado |
| N232427950 | Service bulletin | Fuel/Propulsion System | Jan 4, 2024 | 2023 Colorado, 2023 Silverado |
| 21-NA-195 | Service bulletin | Electrical System, Service Brakes | Jan 4, 2024 | 2021 Express, 2020 Express |
| PIT5687A | Service bulletin | Engine | Jan 2, 2024 | 2024 Silverado, 2023 Silverado, 2022 Silverado +3 |
| PIC6293H | Service bulletin | Equipment | Jan 2, 2024 | 2024 Camaro, 2023 Camaro, 2022 Camaro +6 |