Kenworth T600a — 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 T800, Kenworth W900b
Kenworth T600a — 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
Kenworth T600a — Structure
High risk
Mar 10, 1988
Model years: 1985, 1986, 1987
VEHICLES WERE MANUFACTURED WITH SIDE SKIRT ASSEMBLIES ATTACHED WITH FASTENERS THAT MAY FAIL. IF THE FASTENERS FAIL, THE SIDE SKIRT ASSEMBLY MAY BECOME DETACHED FROM THE VEHICLE WIT