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Federal filingsHome›Bulletins› Mercedes-Benz

Mercedes-Benz filed it with NHTSA. The number finds it.

Manufacturer communications

Mercedes-Benz service bulletins and campaigns

Photo: Christian Buehner / Unsplash

833 Mercedes-Benz communications on file with a page here: 623 service bulletins, 117 service campaigns, 38 others, 34 over-the-air updates, 18 emissions, 3 warranty extensions. Every bulletin a Mercedes-Benz model-year page lists, plus every service campaign, warranty extension, over-the-air update and emissions notice Mercedes-Benz filed since 2016, whether or not the vehicle has a page.

Mercedes-Benz’s warranty extensions and special-coverage programs are also in their own list and one list with every other make’s, with the term each runs to.

Your Mercedes-Benz

Every bulletin for your Mercedes-Benz

Pick the model and year and its page opens at the bulletin list: every campaign, warranty extension and over-the-air update Mercedes-Benz filed with NHTSA for it, and the repair bulletins that go with them.

Get the next one by email. Pick a model and we send a weekly email, only in a week when its manufacturer files something new. Nothing else; one-click unsubscribe.

Have the VIN?

Look it up by VIN

Decoded by NHTSA in your browser, then its bulletin list opens.

Holding a letter? Type its number on the bulletins page.

The newest letters Mercedes-Benz owners get

Source: service campaigns, warranty extensions, over-the-air updates
Service campaign NCU - 2026080002 Mercedes-Benz · Power Train 2026 GLE-Class, 2026 GLS-Class Dated Sep 25, 2026Service campaign NCU - 2026090001 Mercedes-Benz · Electrical System 2026 GLE-Class, 2025 GLE-Class, 2024 GLE-Class +5 Dated Sep 11, 2026Service campaign NCU - 2026060005 Mercedes-Benz · Power Train 2026 S-Class, 2026 AMG S 63 E 4MATIC+ Dated Sep 11, 2026Service campaign NCU - 2026080001 Mercedes-Benz · Electrical System 2027 S-Class Dated Aug 15, 2026Service campaign NCU - 2026070008 Mercedes-Benz · Electrical System 2026 CLA-Class Dated Aug 8, 2026Service campaign NCU - 2026010004 Mercedes-Benz · Engine 2021 E-Class, 2020 GLC-Class Dated Jul 27, 2026

Service campaigns, warranty extensions, updates

Source: the kinds an owner is written to about
NumberKindComponentDatedModel years
NCU - 2026080002Service campaignPower TrainSep 25, 20262026 GLE-Class, 2026 GLS-Class
NCU - 2026090001Service campaignElectrical SystemSep 11, 20262026 GLE-Class, 2025 GLE-Class, 2024 GLE-Class +5
NCU - 2026060005Service campaignPower Train, Electrical SystemSep 11, 20262026 S-Class, 2026 AMG S 63 E 4MATIC+
NCU - 2026080001Service campaignElectrical SystemAug 15, 20262027 S-Class
NCU - 2026070008Service campaignElectrical SystemAug 8, 20262026 CLA-Class
NCU - 2026010004Service campaignEngine, Electrical SystemJul 27, 20262021 E-Class, 2020 GLC-Class
NCU - 2026070001Service campaignStructureJul 24, 20262025 CLA-Class
Emissions - 2024100016EmissionsEngineJul 24, 20262021 AMG GT, 2020 AMG GT, 2019 AMG GT +13
2026070003Service campaign—Jul 24, 20262024 Sprinter, 2023 Sprinter
2026070002Service campaignPower TrainJul 16, 20262024 Esprinter, 2025 Esprinter
NCU - 2026060002Service campaignStructureJun 26, 20262026 AMG GT
NCU - 2026060003Service campaign—Jun 12, 20262025 C-Class
2026050008Service campaignElectrical SystemJun 2, 20262024 Esprinter, 2025 Esprinter
2026050005Service campaign—May 18, 20262024 Esprinter, 2025 Esprinter
NCU - 2026050002Service campaignEngineMay 15, 20262025 G-Class
NCU - 2026040004Service campaignElectrical SystemMay 9, 20262026 CLA-Class
NCU - 2026040001Emissions—May 9, 20262022 AMG GT, 2022 AMG GT63, 2022 AMG GT63 S
NCU - 2026040007Service campaignEngineMay 8, 20262024 CLA-Class
NCU - 2026040005Service campaignWheels, StructureApr 25, 20262025 CLE-Class, 2024 CLE-Class
Emissions - 2026020006EmissionsElectrical System, EngineApr 24, 20262019 AMG GT, 2019 E-Class, 2019 S-Class +3
Emissions - 2026010005EmissionsEngine, Electrical SystemApr 2, 20262023 CLA-Class, 2022 CLA-Class, 2021 CLA-Class +3
NCU - 2025120009Service campaignPower Train, Electrical SystemMar 14, 20262026 AMG GT, 2025 AMG GT, 2024 AMG GT +16
NCU - 2025120002Service campaignElectrical SystemMar 14, 20262025 EQB, 2024 EQB, 2023 EQB +8
EW - Vacuum Pump M157Warranty extensionEngineMar 14, 20262018 CLS-Class, 2017 CLS-Class, 2016 CLS-Class +19
EW - Pressure Trans M157Warranty extensionService Brakes, EngineMar 13, 20262018 CLS-Class, 2017 CLS-Class, 2016 CLS-Class +19
NCU - 2026020005Service campaignEngine, Electrical SystemFeb 28, 20262022 CLA-Class, 2021 CLA-Class, 2020 CLA-Class +6
NCU - 2025070008Service campaignElectrical System, Air BagsFeb 28, 20262024 C-Class, 2023 C-Class, 2022 C-Class +17
NCU - 2024100016Service campaignEngine, Electrical SystemFeb 28, 20262021 AMG GT, 2020 AMG GT, 2019 AMG GT +9
NCU - 2024090007Service campaignElectrical System, EngineFeb 14, 20262023 AMG GT, 2022 AMG GT, 2021 AMG GT +32
NCU - 2025090001Service campaign—Feb 13, 20262022 A-Class, 2021 A-Class, 2020 A-Class +80
NCU - 2025040001EmissionsEngine, Electrical SystemFeb 7, 20262023 C-Class, 2023 G-Class, 2023 SL-Class
OTA - 5497150Over-the-air updateElectrical System, Exterior LightingJan 31, 20262026 C-Class, 2025 C-Class, 2024 C-Class +12
NCU - 2026010006Service campaignEngineJan 31, 20262020 GLC-Class
NCU - 2025110008 / 251108EmissionsEngineJan 31, 20262024 GLE-Class, 2024 GLS-Class
NCU - 2025040013Service campaignElectrical System, EngineJan 31, 20262025 C-Class, 2024 C-Class, 2023 C-Class +30
OTA - 5497909Over-the-air updateElectrical SystemJan 23, 20262026 CLE-Class, 2025 CLE-Class, 2024 CLE-Class +3
NCU - 2026010002Service campaignElectrical SystemJan 23, 20262025 GLC-Class, 2024 GLC-Class, 2023 GLC-Class
NCU - 2025120010Service campaignElectrical SystemJan 17, 20262025 EQE, 2024 EQE, 2023 EQE +9
NCU - 2025120008Service campaignStructureJan 10, 20262025 C-Class
NCU - 2025120004Service campaignStructureJan 10, 20262025 GLC-Class
EW - Cylinder Head M264Warranty extensionEngineJan 10, 20262023 C-Class, 2022 C-Class, 2021 C-Class +16
NCU - 2025110006Service campaignElectrical SystemNov 22, 20252023 EQE
OTA - 25P5497846Over-the-air updateElectrical SystemNov 14, 20252025 SL-Class, 2024 SL-Class, 2023 SL-Class +1
NCU - 2025100006Service campaignElectrical SystemNov 7, 20252020 AMG GT, 2019 AMG GT, 2020 CLS-Class +8
NCU - 2025100004Service campaignElectrical SystemOct 31, 20252026 CLA-Class, 2025 CLA-Class, 2024 CLA-Class +17
NCU - 2025090004EmissionsElectrical SystemOct 30, 20252025 GLE-Class, 2024 GLE-Class, 2023 GLE-Class +3
NCU - 2024090017Service campaignElectrical SystemOct 24, 20252025 C-Class, 2024 C-Class, 2023 C-Class +8
24V5497749Over-the-air update—Oct 6, 20252023 Metris, 2022 Metris, 2021 Metris +9
NCU - 2025090010Service campaignElectrical SystemSep 26, 20252026 AMG GT, 2025 AMG GT, 2024 AMG GT +4
NCU - 2024090014Service campaignElectrical SystemSep 26, 20252024 C-Class, 2024 E-Class, 2024 GLC-Class +2
NCU - 2025090003Service campaignPower TrainSep 19, 20252022 S-Class, 2021 S-Class
NCU - 2025080007Service campaignElectrical SystemSep 13, 20252024 AMG GT, 2023 AMG GT, 2022 AMG GT +26
OTA - 20250905Over-the-air updateElectrical SystemSep 5, 20252025 AMG GT, 2024 AMG GT, 2025 C-Class +12
2025080008Service campaignElectrical SystemSep 4, 20252024 Sprinter, 2023 Sprinter, 2022 Sprinter +3
NCU - 2025080005Service campaignElectrical System, Exterior LightingAug 30, 20252025 E-Class
OTA - 20250829Over-the-air updateElectrical SystemAug 29, 20252024 AMG GT, 2023 AMG GT, 2025 C-Class +14
NCU - 2025080003Service campaignElectrical SystemAug 29, 20252025 AMG GT, 2024 AMG GT, 2025 C-Class +6
NCU - 2025080001Service campaignElectrical SystemAug 15, 20252023 C-Class, 2024 GLC-Class, 2024 SL-Class +2
MB_V-SC-2025070011Emissions—Aug 12, 20252021 Sprinter, 2020 Sprinter, 2019 Sprinter
MB_V-SC-2025070001Emissions—Aug 12, 20252021 Sprinter, 2020 Sprinter, 2019 Sprinter +2
OTA-5497834Over-the-air updateElectrical SystemAug 9, 20252025 E-Class
NCU - 2025070007Service campaignStructureAug 2, 20252024 CLA-Class, 2024 GLA-Class, 2024 GLB-Class
OTA - 20250725Over-the-air updateLane Departure, Forward Collision AvoidanceJul 25, 20252024 AMG GT, 2023 AMG GT, 2022 AMG GT +33
NCU - 2025070004Service campaignStructureJul 25, 20252025 GLE-Class, 2024 GLE-Class, 2024 GLS-Class
NCU - 2025070003Service campaignElectrical SystemJul 18, 20252021 AMG GT, 2020 AMG GT, 2019 AMG GT +13
NCU - 2025070002Service campaignElectrical SystemJul 18, 20252021 AMG GT, 2020 AMG GT, 2021 CLS-Class +8
OTA - 25P5497847Over-the-air updateElectrical SystemJul 11, 20252023 CLS-Class, 2022 CLS-Class, 2021 CLS-Class +23
OTA - 25P5497844Over-the-air updateElectrical SystemJul 11, 20252024 C-Class, 2023 C-Class, 2022 C-Class +19
OTA - 20250627Over-the-air updateLane Departure, Forward Collision AvoidanceJun 28, 20252024 AMG GT, 2023 AMG GT, 2022 AMG GT +43
Emissions - 2025040001EmissionsElectrical System, EngineJun 12, 20252024 C-Class, 2023 C-Class, 2024 G-Class +2
OTA - 20250606Over-the-air updateElectrical SystemJun 6, 20252025 S-Class, 2024 S-Class
NCU - 2025050010Service campaignElectrical SystemJun 6, 20252025 EQS, 2024 EQS, 2025 S-Class +3
NCU - 2025050009Service campaignElectrical SystemMay 30, 20252025 G-Class
NCU - 2025050008Service campaignElectrical SystemMay 30, 20252025 G-Class
NCU - 2025050005Service campaignElectrical SystemMay 23, 20252025 EQS
NCU-2025050001EmissionsElectrical SystemMay 8, 20252023 AMG GT, 2022 AMG GT, 2021 AMG GT +25
OTA - 05022025Over-the-air updateElectrical SystemMay 3, 20252024 AMG GT, 2023 AMG GT, 2024 C-Class +21
OTA-5497821/22Over-the-air updateElectrical SystemMay 2, 20252025 AMG GT, 2024 AMG GT, 2025 E-Class +24
NCU-2025040008Service campaignElectrical System, EngineMay 2, 20252019 CLA-Class, 2018 CLA-Class, 2017 CLA-Class +12
OTA - 20250425Over-the-air updateAir Bags, Electrical SystemApr 25, 20252024 C-Class, 2023 C-Class, 2022 C-Class +20
NCU - 2025040004Service campaignEngine, Electrical SystemApr 17, 20252024 C-Class, 2023 C-Class, 2024 SL-Class +4
NCU - 2025040003Service campaignElectrical System, EngineApr 17, 20252024 C-Class, 2023 C-Class, 2024 SL-Class +4
NCU - 2025030014EmissionsEngine, Electrical SystemApr 15, 20252024 G-Class, 2023 G-Class
OTA - 20250404Over-the-air updateElectrical SystemApr 4, 20252025 EQE, 2024 EQE, 2023 EQE +8
NCU - 2025030015Service campaignElectrical SystemApr 4, 20252025 S-Class, 2024 S-Class, 2023 S-Class +4
NCU - 2025030013Service campaignPower Train, Electrical SystemMar 28, 20252023 C-Class, 2023 S-Class, 2023 AMG S 63 E 4MATIC+
NCU - 2025030008EmissionsElectrical SystemMar 27, 20252019 A-Class
NCU - 2025020002EmissionsPower Train, Electrical SystemMar 27, 20252025 S-Class, 2024 S-Class, 2023 S-Class +2
NCU - 2025010009EmissionsPower Train, Electrical SystemMar 27, 20252018 S-Class, 2018 S 550
OTA - 5496434Over-the-air updateElectrical SystemMar 21, 20252025 E-Class, 2025 EQE, 2025 EQS +1
OTA - 5496236Over-the-air updateElectrical SystemMar 21, 20252024 C-Class, 2023 C-Class, 2022 C-Class +22
NCU - 2025030006Service campaignElectrical SystemMar 21, 20252022 GLB-Class
OTA - 5496430Over-the-air updateElectrical SystemMar 8, 20252024 C-Class, 2023 C-Class, 2024 CLE-Class +25
OTA - 5497748Over-the-air updateElectrical SystemMar 7, 20252022 A-Class, 2021 A-Class, 2020 A-Class +67
OTA - 5497746Over-the-air updateElectrical SystemMar 7, 20252022 A-Class, 2021 A-Class, 2020 A-Class +48
OTA - 5497828Over-the-air updateElectrical SystemMar 5, 20252024 C-Class, 2024 CLE-Class, 2025 E-Class +3
OTA-25P5497839Over-the-air updateElectrical SystemFeb 28, 20252023 G-Class, 2022 G-Class, 2021 G-Class +2
2025020011Service campaignStructureFeb 28, 20252021 Metris
2025020006Service campaign—Feb 28, 20252024 S-Class, 2023 S-Class, 2022 S-Class +1
2025020008Service campaignElectrical SystemFeb 27, 20252024 Esprinter
2025020005Service campaignEngineFeb 27, 20252024 C-Class, 2023 C-Class
2025010004Emissions—Feb 27, 20252024 EQE, 2023 EQE, 2024 EQS +2
OTA- 24P5497747Over-the-air updateElectrical SystemFeb 7, 20252022 A-Class, 2021 A-Class, 2020 A-Class +60
OTA - 24P5497745Over-the-air updateElectrical SystemFeb 7, 20252022 A-Class, 2021 A-Class, 2020 A-Class +36
NCU - 2025010006Service campaignPower TrainFeb 7, 20252019 E-Class, 2018 E-Class, 2017 E-Class +7
2024100008Service campaign—Feb 6, 20252025 GLB-Class, 2024 GLB-Class
OTA - 2025010010Over-the-air updateElectrical SystemJan 10, 20252024 AMG GT, 2023 AMG GT, 2022 AMG GT +56
2024120014Service campaignStructureJan 3, 20252024 E-Class
NCU - 2024120013Service campaignElectrical System, SuspensionDec 20, 20242024 EQS
NCU - 2024120012Service campaignPower TrainDec 20, 20242024 GLC-Class
NCU - 2024110005Service campaignElectrical SystemDec 20, 20242023 S-Class, 2022 S-Class, 2021 S-Class
NCU - 2021110012Service campaignElectrical System, EngineDec 20, 20242021 G-Class
NCU - 2024110007Service campaignStructure, Power TrainDec 13, 20242024 CLA-Class, 2023 CLA-Class, 2022 CLA-Class +7
OTA - 20241212Over-the-air updateElectrical SystemDec 12, 20242022 EQS
V3EKUMILLService campaignEngineDec 11, 20242024 Sprinter
CL-240903Service campaignEngineDec 6, 20242022 G-Class, 2021 G-Class
2024110001Service campaignElectrical System, EngineDec 6, 20242018 S-Class, 2018 S 550
2024090007Service campaignElectrical System, EngineDec 2, 20242023 AMG GT, 2022 AMG GT, 2021 AMG GT +20
24P5497813Over-the-air updateElectrical SystemNov 27, 20242024 AMG GT, 2023 AMG GT, 2022 AMG GT +60
2021120008Service campaignEngineNov 24, 20242019 S-Class, 2019 S 550
2024090003EmissionsEngineNov 23, 20242022 G-Class, 2021 G-Class
NCU - 2024100008Service campaign—Nov 9, 20242025 GLB-Class, 2024 GLB-Class
OTA-2024110001Over-the-air updateElectrical SystemNov 1, 20242024 C-Class, 2024 CLE-Class, 2024 E-Class +2
NCU - 2022070004Service campaignFuel/Propulsion SystemOct 18, 20242024 AMG GT, 2023 AMG GT, 2022 AMG GT +28
NCU - 2024090012Service campaignPower Train, Electrical SystemOct 4, 20242024 S-Class, 2023 S-Class
2024090014Service campaignElectrical System, StructureSep 27, 20242024 C-Class, 2024 E-Class, 2024 AMG C63 S E
2024090002Service campaignElectrical SystemSep 27, 20242024 C-Class, 2024 AMG C63 S E
2024080004Service campaign—Sep 27, 20242024 EQS, 2023 EQS, 2022 EQS +7
2024090010Service campaignElectrical SystemSep 23, 20242023 EQS, 2023 Redundant EQS 450
2024080001Service campaign—Sep 20, 20242024 EQS
2024090008Service campaignVisibility/WiperSep 17, 20242024 CLE-Class, 2024 GLE-Class
NCU - 2024090001Service campaignElectrical SystemSep 13, 20242024 GLB-Class
2024080006Service campaignElectrical System, Fuel/Propulsion SystemSep 7, 20242024 C-Class, 2023 C-Class, 2022 C-Class +11
NCU - 2024020009Service campaignElectrical SystemAug 31, 20242024 EQE, 2023 EQE, 2024 EQS +5
OTA - 20240830Over-the-air updateElectrical SystemAug 30, 20242024 AMG GT, 2023 AMG GT, 2022 AMG GT +31
NCU - 2024070002Service campaignElectrical SystemAug 24, 20242023 SL-Class, 2022 SL-Class, 2022 AMG SL43
OTA - 20240823Over-the-air updateElectrical SystemAug 23, 20242024 C-Class, 2023 C-Class, 2024 GLC-Class +2
NCU - 2024080003Service campaignStructureAug 22, 20242024 CLE-Class
NCU - 2024070009Service campaignEngineAug 10, 20242024 S-Class
NCU - 2022080005Service campaignElectrical SystemAug 10, 20242018 AMG GT, 2017 AMG GT, 2016 AMG GT +34
NCU - 2024070020Service campaignElectrical SystemAug 8, 20242024 GLC-Class, 2023 GLC-Class
NCU - 2024070015Service campaignStructureAug 2, 20242024 CLE-Class
VS3RADREKService campaign—Jul 27, 20242024 Sprinter, 2023 Sprinter
2024070008Service campaignPower TrainJul 26, 20242024 EQE, 2023 EQE
2024070010Service campaign—Jul 20, 20242024 G-Class, 2023 G-Class, 2021 G-Class
2024060017Service campaignElectrical SystemJul 20, 20242024 SL-Class, 2023 SL-Class, 2024 AMG SL63 S E
2024060015Service campaignElectrical System, Lane DepartureJul 20, 20242024 EQE, 2024 EQS
2024060018Service campaignElectrical SystemJul 19, 20242024 EQE, 2023 EQE, 2024 EQS +1
2024020014EmissionsElectrical SystemJul 18, 20242024 C-Class, 2024 CLE-Class, 2024 E-Class +3
2024020011Service campaignStructureJul 16, 20242024 EQE, 2023 EQE
2024070002Service campaignElectrical SystemJul 13, 20242023 SL-Class, 2022 SL-Class
2024060020Service campaign—Jul 13, 20242024 G-Class, 2023 G-Class, 2022 G-Class +2
2024060001Service campaign—Jul 13, 20242024 EQB, 2023 EQB, 2024 EQE +11
VS2RADREIService campaign—Jul 12, 20242023 Metris, 2022 Metris, 2021 Metris +5
2024060019Service campaign—Jul 6, 20242024 EQB, 2023 EQB, 2025 GLA-Class +4
MB LAUNCH (SC) NCU-VS3RADREI REPLACE CERTIFICATION LABELService campaign—Jun 27, 20242024 Sprinter, 2023 Sprinter, 2022 Sprinter +3
MB LAUNCH (SC) NCU-VS3VERGET REPLACE REAR TRANSMISSION MOUNTService campaignPower TrainJun 26, 20242023 Sprinter
2024060014Service campaign—Jun 23, 20242024 EQB, 2023 EQB, 2025 EQE +8
2024060008Service campaignStructureJun 22, 20242024 CLE-Class
2024060004Service campaignElectrical SystemJun 22, 20242023 EQE, 2023 EQS
2024060005Service campaignElectrical SystemJun 15, 20242024 CLE-Class, 2024 E-Class
2021120012Service campaignSuspensionJun 14, 20242020 GLE-Class, 2020 GLS-Class
NCU-2023030016Service campaignStructureMay 20, 20242021 AMG GT
23P5497716Over-the-air updateElectrical SystemMay 17, 20242024 C-Class, 2023 C-Class, 2022 C-Class +24
2024050003Service campaignStructureMay 11, 20242024 AMG GT
2024040014Service campaignStructureMay 11, 20242023 CLA-Class
2024040001Service campaignWheelsMay 11, 20242024 AMG GT, 2023 AMG GT, 2024 C-Class +29
24P5497730Over-the-air updateElectrical SystemMay 10, 20242024 CLE-Class, 2024 E-Class, 2025 EQE +14
NCU - 2024040013Service campaignStructureMay 4, 20242024 AMG GT
24P5497723Over-the-air updateElectrical SystemMay 4, 20242024 AMG GT, 2023 AMG GT, 2022 AMG GT +56
2024040008Service campaignElectrical SystemMay 4, 20242023 C-Class, 2022 C-Class, 2021 C-Class +4
2024040004Service campaignElectrical SystemMay 4, 20242023 SL-Class, 2022 SL-Class, 2022 AMG SL43

Every bulletin, by the manufacturer’s date

Where to go next

Source: where to go from here
All makes Every bulletin on file The newest filings across every make, and a number box for the one on your letter. Open →Warranty extensions Repairs the maker still pays for Every extension and special-coverage program, with the term it runs to. Open →Recalls A recall is different in law NHTSA campaigns with a federal duty to repair free, by NHTSA’s number and the maker’s. Open →Investigations What NHTSA is looking into Open defect investigations, their stage and how long each has run. Open →