Electrical system: instrument cluster/panel
Peterbilt technical service bulletin 01-078 for 2014-2020 Peterbilt 579 and 2014-2020 Peterbilt 567.
- Bulletin number
- 01-078
- Component
- Electrical system: instrument cluster/panel
- Summary
- Fix as Fail: Peterbilt has determined that certain models 567 and 579 vehicles built after January 01, 2013 with an Espar fuel fire heater and SmartAir may have an auto On/Off malfunction at lower temperatures. User may experience lack of heat function on SmartAir if the set temperature is < 76 °F. Resolution is to install a jumper harness.
Owners of these vehicles have filed 10 complaints in the electrical category.
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