Kenworth W900b — Brakes
High risk
Dec 9, 2024
Model years: 2021, 2022, 2023, 2024, 2025
On certain trucks, poor signal strength could cause the electronic control unit (ECU) to stop working or not to work properly. As a result, some safety systems may not work, includ
Also affects: Kenworth C500b, Kenworth T370, Kenworth T380, Kenworth T480, Kenworth T680
Kenworth W900b — Steering
High risk
Nov 12, 1993
Model years: 1993
NOTE: VEHICLES EQUIPPED WITH FORWARD MOUNTED SHEPPARD M100 STEERING GEAR. THE STEERING DRIVELINE GREASE FITTING MAY INTERFERE WITH THE FLANGE OF THE FRONT DROP RAIL. THIS COULD PRE
Also affects: Kenworth W900l
Kenworth W900b — Visual System
High risk
Jun 11, 1991
Model years: 1989, 1990, 1991
THE SPRAGUE WIPER ASSEMBLY PIVOT CAN SEIZE DUE TO GALVANIC CORROSION BETWEEN THE ZINC-PLATED STEEL SHAFT AND THE BRONZE BUSHING CAUSING THE WIPER ARM/BLADE ASSEMBLY TO STOP WIPING
Also affects: Kenworth C500, Kenworth T400, Kenworth T450, Kenworth T600a, Kenworth T800
Kenworth W900b — Engine
High risk
May 2, 1991
Model years: 1990, 1991
THE ENGINE FAN SUPPLIED BE FLEX-A-LITE CONSOLIDATED MAY EXPERIENCE A RESONANT FREQUENCY CAUSING FAN FAILURE. THIS COULD RESULT IN INJURY OR DEATH TO ANY PERSON IN THE VICINITY OF T
Also affects: Kenworth T600, Kenworth W900l
Kenworth W900b — Steering
High risk
Aug 22, 1988
Model years: 1988
INTERNAL FAILURE OF THE TRW ROSS TAS65 STEERING GEAR MECHANISM CAN OCCUR SUCH THAT THE GEAR BINDS AND/OR IS UNABLE TO TRANSMIT TORQUE BETWEEN THE INPUT AND OUTPUT SHAFT. THIS WOULD
Also affects: Kenworth C500b, Kenworth C510, Kenworth C520, Kenworth K100e, Kenworth Lw900b