There have been 229 technical service bulletins issued for 46 Peterbilt models. The Peterbilt model with the most service bulletins issued is Peterbilt Peterbilt with 88 service bulletins.
| Bulletin Date: | Sep. 18, 2023 |
| Component: | Electrical system. |
| Bulletin Summary: | For all peterbilt chassis equipped with an air shifted pto. Oil from the air shift cover of the pto may leak into the air line, causing the eoa solenoid to become inoperative. |
| Peterbilt models covered in this TSB: |
2015 Peterbilt 579,
2016 Peterbilt 579,
2017 Peterbilt 579,
2018 Peterbilt 579,
2019 Peterbilt 579,
2020 Peterbilt 579,
2021 Peterbilt 579,
2022 Peterbilt 579,
2023 Peterbilt 579,
2024 Peterbilt 579.
|
| Bulletin Date: | Sep. 1, 2023 |
| Component: | Engine and engine cooling. |
| Bulletin Summary: | Certain 579 mlu chassis equipped with cummins x15 engines have fan hub bracket hardware that are incorrect for the application and/or under torqued and could become loose and/or fail. Procedures are available to replace and properly torque |
| Peterbilt models covered in this TSB: |
2020 Peterbilt 579,
2021 Peterbilt 579,
2022 Peterbilt 579,
2023 Peterbilt 579.
|
| Bulletin Date: | Nov. 18, 2022 |
| Component: | Visibility. |
| Bulletin Summary: | Certain model 389 chassis are experiencing freezing of the a/c evaporator or frosting of the compressor and suction line. A field resolution is available to solve this issue. |
| Peterbilt models covered in this TSB: |
2014 Peterbilt 389,
2015 Peterbilt 389,
2016 Peterbilt 389,
2017 Peterbilt 389,
2018 Peterbilt 389,
2019 Peterbilt 389,
2020 Peterbilt 389,
2021 Peterbilt 389,
2022 Peterbilt 389,
2016 Peterbilt 389G,
2014 Peterbilt 389K.
|
| Bulletin Date: | Jun. 17, 2022 |
| Component: | Engine and engine cooling. |
| Bulletin Summary: | ?non-safety campaign ? the paccar mx-13 j2 engine harness may not be properly secured, resulting in potential wear of the wiring harness. |
| Peterbilt models covered in this TSB: |
2021 Peterbilt 579.
|
| Bulletin Date: | Jun. 10, 2022 |
| Component: | Structure. |
| Bulletin Summary: | Info only - chassis equipped with a flush mounted battery box between the frame rails, and containing 3 batteries, may experience battery movement on the side where the single battery resides. This bulletin contains a procedure to fabricate |
| Peterbilt models covered in this TSB: |
2021 Peterbilt 348,
2021 Peterbilt 365,
2022 Peterbilt 365,
2021 Peterbilt 367,
2022 Peterbilt 367,
2021 Peterbilt 389,
2022 Peterbilt 389,
2021 Peterbilt 548,
2022 Peterbilt 548,
2021 Peterbilt 567,
2022 Peterbilt 567,
2021 Peterbilt 579,
2022 Peterbilt 579.
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