The exterior lighting switch may fail on some Kenworth and Peterbilt trucks, resulting in the hazard lights and the instrument display back-light brightness adjustment not functioning.
Hazard lights and the instrument display backlight adjustment may not work on some Paccar trucks. Find out which models are ...
Peterbilt also uses the Cummins X15 in the model 589, which replaced the 389 for the 2024 model year. The manufacturer is ...
2024-2026 Peterbilt 536, 537, and 548 trucks. The exterior lighting switch may fail, resulting in the hazard lights and the instrument display back-light brightness adjustment not functioning.
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