Reliability & cost of ownership
Peterbilt 377 Reliability & Common Problems
How reliable is the Peterbilt 377? Compare every model year side by side — NHTSA recalls, owner complaints, and crash-test stars — then open the year you're shopping for a full reliability and repair-cost forecast.
Peterbilt 377 problems by model year
4 recall entries and 5 owner complaints on file across 2 model years, sourced from the federal NHTSA database.
| Year | Recalls | Complaints | NCAP stars | Full report |
|---|---|---|---|---|
| 2001 377 | 1 | 2 | No NCAP test | Reliability forecast → |
| 2000 377 | 3 | 3 | No NCAP test | Reliability forecast → |
Most-complained-about components
Owner complaints filed with NHTSA against the Peterbilt 377, grouped by the component each complaint names — the fastest read on where this model gives trouble.
- service brakes2 complaints
- tires1 complaint
- latches/locks/linkages1 complaint
- hydraulic1 complaint
- steering1 complaint
- air1 complaint