1981–2023 Peterbilt 378
Common problems, technical service bulletins, fluid specs and labor times — verified for your car.
Top Problems (5)
Transmission Issues
high
AI-written
Overheating Engine
high
AI-written
Faulty Fuel Pump
medium
AI-written
Leaking Power Steering System
medium
AI-written
Suspension Problems
medium
AI-written
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