On certain Model Year 2022 and 2023, 579 MLU trucks, built between 04/26/2021 and 07/29/2022, equipped...
Peterbilt technical service bulletin 23PBD for 2022-2023 Peterbilt 579.
- Bulletin number
- 23PBD
- Component
- Electrical system
- Summary
- On certain Model Year 2022 and 2023, 579 MLU trucks, built between 04/26/2021 and 07/29/2022, equipped with a PACCAR MX-13 engine and PACCAR 160-amp alternator, the alternator positive cable may chafe against the left-hand side, front spring bracket, top rearward fastener, if the fastener was installed with the head on the outside of the frame rail. Chafing of the alternator positive cable insulation may result in an increased risk of a fire.
Owners of these vehicles have filed 2 complaints in the electrical category.
Vehicles covered
- Peterbilt 579 2022-2023 20222023
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