Electrical system
Peterbilt technical service bulletin 34-086 for 2012-2020 Peterbilt 579 and 2012-2021 Peterbilt 567.
- Bulletin number
- 34-086
- Component
- Electrical system
- Summary
- Fix as Fail: Peterbilt has determined in model 567 and 579 vehicles built after 2011, the door harnesses may fail due to repeated door open and close cycles. Resolution is to replace the door harness with a more robust designed harness if a failure is experienced.
Owners of these vehicles have filed 10 complaints in the electrical category.
Vehicles covered
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