Reliability & cost of ownership
Kenworth T660 Reliability & Common Problems
How reliable is the Kenworth T660? 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 T660 problems by model year
137 recall entries and 7 owner complaints on file across 17 model years, sourced from the federal NHTSA database.
| Year | Recalls | Complaints | NCAP stars | Full report |
|---|---|---|---|---|
| 2020 T660 | 1 | None on file at try.vin | No overall rating on file | Recalls & complaints → |
| 2019 T660 | 5 | None on file at try.vin | No overall rating on file | AI reliability outlook → |
| 2018 T660 | 6 | None on file at try.vin | No overall rating on file | AI reliability outlook → |
| 2017 T660 | 6 | None on file at try.vin | No overall rating on file | AI reliability outlook → |
| 2016 T660 | 10 | None on file at try.vin | No overall rating on file | AI reliability outlook → |
| 2015 T660 | 11 | None on file at try.vin | No overall rating on file | AI reliability outlook → |
| 2014 T660 | 11 | 1 | No overall rating on file | AI reliability outlook → |
| 2013 T660 | 6 | None on file at try.vin | No overall rating on file | AI reliability outlook → |
| 2012 T660 | 9 | 1 | No overall rating on file | AI reliability outlook → |
| 2011 T660 | 13 | 1 | No overall rating on file | AI reliability outlook → |
| 2010 T660 | 10 | 2 | No overall rating on file | AI reliability outlook → |
| 2009 T660 | 17 | None on file at try.vin | No overall rating on file | AI reliability outlook → |
| 2008 T660 | 14 | 2 | No overall rating on file | AI reliability outlook → |
| 2007 T660 | 8 | None on file at try.vin | No overall rating on file | AI reliability outlook → |
| 2006 T660 | 4 | None on file at try.vin | No overall rating on file | AI reliability outlook → |
| 2005 T660 | 4 | None on file at try.vin | No overall rating on file | AI reliability outlook → |
| 2004 T660 | 2 | None on file at try.vin | No overall rating on file | Recalls & complaints → |
Most-complained-about components
Owner complaints filed with NHTSA against the Kenworth T660, grouped by the component each complaint names — the fastest read on where this model gives trouble.
- engine and engine cooling2 complaints
- electrical system1 complaint
- steering1 complaint
- service brakes, hydraulic1 complaint
- unknown or other1 complaint
- service brakes1 complaint
- engine1 complaint
- service brakes, air1 complaint