FaultScore

Kenworth W900 problems

Owners have filed 42 complaints about the Kenworth W900 with NHTSA across model years 1983 to 2024. More of them are about the body & structure than anything else.

Every Kenworth W900 year, graded

The grade compares each year against the rest of this model's own run — never against another car. Click any bar or row to open that year's report.

83 94 95 97 98 99 00 01 02 03 04 05 06 07 08 21 22 24
Complaints filed with NHTSA, by model year. Bar colour is the FaultScore grade: A B C D F ungraded
Year Grade Complaints Crashes Fires Median miles Most reported
2024 1 0 0 Fuel & Propulsion
2022 3 3 0 Equipment & Accessories
2021 1 0 0 Other & Unspecified
2008 1 1 0 Steering
2007 2 0 0 Engine & Cooling
2006 1 0 0 Engine & Cooling
2005 2 0 0 Fuel & Propulsion
2004 2 0 2 Electrical System
2003 1 0 0 Lights
2002 1 0 0 Suspension
2001 1 0 0 Fuel & Propulsion
2000 12 0 0 Suspension
1999 6 0 2 Brakes
1998 4 0 0 Body & Structure
1997 1 0 0 Tires
1995 1 0 0 Body & Structure
1994 1 0 0 Steering
1983 1 0 0 Windows, Mirrors & Wipers

What breaks on a Kenworth W900

Across every model year on file. Follow a row for that part's complaints and the year it was worst.

Body & Structure 6 14.3%

Worst in 1998

Engine & Cooling 5 11.9%

Worst in 2007

Suspension 5 11.9%

Worst in 2000

Steering 4 9.5%

Worst in 1994

Fuel & Propulsion 4 9.5%

Worst in 1998

Electrical System 3 7.1%

Worst in 1998

Brakes 3 7.1%

Worst in 1999

Tires 3 7.1%

Worst in 1997

Other & Unspecified 3 7.1%

Worst in 2000

Windows, Mirrors & Wipers 2 4.8%

Worst in 1999

Equipment & Accessories 2 4.8%

Worst in 2022

Transmission & Drivetrain 1 2.4%

Worst in 2000

Lights 1 2.4%

Worst in 2003

Complaints filed over time

Every complaint about every Kenworth W900, by the month it reached NHTSA.

Apr 1995 peak 7 Mar 2026

Compare the Kenworth W900

Side by side on complaint history. Remember that raw totals track how many were sold as much as how good they were.