Reliability & cost of ownership
Kenworth T800 Reliability & Common Problems
How reliable is the Kenworth T800? Compare every model year side by side — NHTSA recalls, owner complaints, and crash-test stars where on file — then open the year you're shopping for its AI reliability outlook where NHTSA has enough data.
Kenworth T800 problems by model year
299 recall entries and 22 owner complaints on file across 31 model years, sourced from the federal NHTSA database.
| Year | Recalls | Complaints | NCAP stars | Full report |
|---|---|---|---|---|
| 2025 T800 | 1 | None on file at try.vin | No overall rating on file | Recalls & complaints → |
| 2024 T800 | 4 | None on file at try.vin | No overall rating on file | AI reliability outlook → |
| 2023 T800 | 1 | None on file at try.vin | No overall rating on file | Recalls & complaints → |
| 2022 T800 | 1 | None on file at try.vin | No overall rating on file | Recalls & complaints → |
| 2021 T800 | 1 | None on file at try.vin | No overall rating on file | Recalls & complaints → |
| 2020 T800 | 9 | None on file at try.vin | No overall rating on file | AI reliability outlook → |
| 2019 T800 | 8 | None on file at try.vin | No overall rating on file | AI reliability outlook → |
| 2018 T800 | 11 | 1 | No overall rating on file | AI reliability outlook → |
| 2017 T800 | 8 | None on file at try.vin | No overall rating on file | AI reliability outlook → |
| 2016 T800 | 12 | 1 | No overall rating on file | AI reliability outlook → |
| 2015 T800 | 12 | None on file at try.vin | No overall rating on file | AI reliability outlook → |
| 2014 T800 | 12 | None on file at try.vin | No overall rating on file | AI reliability outlook → |
| 2013 T800 | 8 | None on file at try.vin | No overall rating on file | AI reliability outlook → |
| 2012 T800 | 10 | 1 | No overall rating on file | AI reliability outlook → |
| 2011 T800 | 13 | 1 | No overall rating on file | AI reliability outlook → |
| 2010 T800 | 11 | 1 | No overall rating on file | AI reliability outlook → |
| 2009 T800 | 19 | 2 | No overall rating on file | AI reliability outlook → |
| 2008 T800 | 25 | 1 | No overall rating on file | AI reliability outlook → |
| 2007 T800 | 21 | 1 | No overall rating on file | AI reliability outlook → |
| 2006 T800 | 13 | 4 | No overall rating on file | AI reliability outlook → |
| 2005 T800 | 12 | 3 | No overall rating on file | AI reliability outlook → |
| 2004 T800 | 12 | 3 | No overall rating on file | AI reliability outlook → |
| 2003 T800 | 7 | 1 | No overall rating on file | AI reliability outlook → |
| 2002 T800 | 6 | None on file at try.vin | No overall rating on file | AI reliability outlook → |
| 2001 T800 | 10 | 1 | No overall rating on file | AI reliability outlook → |
| 2000 T800 | 10 | 1 | No overall rating on file | AI reliability outlook → |
| 1999 T800 | 12 | None on file at try.vin | No overall rating on file | AI reliability outlook → |
| 1998 T800 | 8 | None on file at try.vin | No overall rating on file | AI reliability outlook → |
| 1997 T800 | 9 | None on file at try.vin | No overall rating on file | AI reliability outlook → |
| 1996 T800 | 8 | None on file at try.vin | No overall rating on file | AI reliability outlook → |
| 1995 T800 | 5 | None on file at try.vin | No overall rating on file | AI reliability outlook → |
Most-complained-about components
Owner complaints filed with NHTSA against the Kenworth T800, grouped by the component each complaint names — the fastest read on where this model gives trouble.
- electrical system6 complaints
- unknown or other4 complaints
- structure2 complaints
- service brakes2 complaints
- exterior lighting1 complaint
- vehicle speed control1 complaint
- suspension1 complaint
- engine and engine cooling1 complaint