Reliability & cost of ownership
Kenworth T300 Reliability & Common Problems
How reliable is the Kenworth T300? 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.
Kenworth T300 problems by model year
16 recall entries and 7 owner complaints on file across 4 model years, sourced from the federal NHTSA database.
| Year | Recalls | Complaints | NCAP stars | Full report |
|---|---|---|---|---|
| 2007 T300 | 5 | 3 | No NCAP test | Reliability forecast → |
| 2005 T300 | 2 | 1 | No NCAP test | Reliability forecast → |
| 2004 T300 | 4 | 1 | No NCAP test | Reliability forecast → |
| 2001 T300 | 5 | 2 | No NCAP test | Reliability forecast → |
Most-complained-about components
Owner complaints filed with NHTSA against the Kenworth T300, grouped by the component each complaint names — the fastest read on where this model gives trouble.
- suspension2 complaints
- steering2 complaints
- electrical system1 complaint
- fuel system1 complaint
- diesel1 complaint
- visibility1 complaint