Paccar filed it with NHTSA. The number finds it.
Paccar service bulletins and campaigns
8 Paccar communications on file with a page here: 5 emissions, 2 service campaigns, 1 warranty extension. Every bulletin a Paccar model-year page lists, plus every service campaign, warranty extension, over-the-air update and emissions notice Paccar filed since 2016, whether or not the vehicle has a page.
Paccar’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.
Every bulletin for your Paccar
Pick the model and year and its page opens at the bulletin list: every campaign, warranty extension and over-the-air update Paccar 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.
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 Paccar owners get
Source: service campaigns, warranty extensions, over-the-air updatesBulletins on file
Source: newest first| Number | Kind | Component | Dated | Model years |
|---|---|---|---|---|
| E330 | Emissions | Power Train, Engine | Jun 13, 2026 | 2017 MX-11, 2018 MX-11, 2019 MX-11 +7 |
| E335 | Service campaign | Engine | Mar 25, 2026 | 2021 MX-13 |
| E326 | Emissions | Engine, Electrical System | Mar 6, 2026 | 2016 MX-13, 2017 MX-13, 2018 MX-13 +3 |
| CE031 | Warranty extension | Fuel/Propulsion System | Jan 27, 2026 | 2021 MX-11, 2021 MX-13 |
| E273 | Emissions | Engine, Fuel/Propulsion System | Aug 22, 2025 | 2016 MX-11, 2017 MX-11, 2018 MX-11 +6 |
| E324 | Service campaign | Electrical System | Aug 4, 2025 | 2018 MX-13 |
| E321 | Emissions | Engine, Power Train | Mar 1, 2025 | 2018 MX-11, 2019 MX-11, 2020 MX-11 |
| E327 | Emissions | Engine, Electrical System | Feb 27, 2025 | 2020 MX-11, 2021 MX-11, 2020 MX-13 +1 |