Kenworth T400 recalls by model year

Reported: 1989-03-10 (March 10, 1989) · Model years: 1988, 1989

TRAILER WIRING HARNESS CONNECTOR COULD CAUSE INTERMITTENT OR TOTAL FAILURE OF TRAILER BRAKE LIGHTS OR ALL OF THE TRAILER LIGHTS.

Consequence: THIS WOULD AFFECT OTHER DRIVERS ABILITY TO SEE THETRAILER AND COULD RESULT IN AN ACCIDENT.

Remedy: REPLACE TRAILER WIRING HARNESS CONNECTOR.

Reported: 1991-03-14 (March 14, 1991) · Model years: 1989, 1990

REAR AXLE STABILIZER (SWAY) BAR MAY NOT HAVE BEEN PROPERLY HEAT TREATED.

Remedy: REPLACE THE STABILIZER BAR.

Reported: 1991-06-10 (June 10, 1991) · Model years: 1989, 1990, 1991

SPRAGUE WIPER ASSEMBLY PIVOT CAN SEIZE DUE TO GALVANIC CORROSION BETWEEN THE ZINC-PLATED STEEL SHAFT AND THE BRONZE BUSHINGS.

Consequence: THIS CORROSION CAN CAUSE WIPER ARM/BLADE ASSEMBLY TO STOPWIPING WINDSHIELD, THIS COULD AFFECT DRIVER VISIBILITY AND RESULT IN ANACCIDENT.

Remedy: REPLACE SPRAGUE WIPER ASSEMBLY PIVOT WITH AN ASSEMBLY NOT SUSCEPTIBLE TO GALVANIC CORROSION.

Reported: 1991-03-14 (March 14, 1991) · Model years: 1990, 1991

AIR BRAKE SYSTEM WAS MODIFIED BY ADDING A LONGER AIR LINE BETWEEN THE ABS SOLENOID AND THE TRANSFER TEE TO SIMPLIFY MANUFACTURING. THIS MODIFICATION CAUSED THE TRUCKS TO BE IN NON-COMPLIANCE WITH FMVSS 121, BRAKE TIMING TEST.

Consequence: THE MISTIMED BRAKE AND ABS SYSTEM MAY CAUSE THE TRUCK TOFAIL THE STOPPING DISTANCE REQUIREMENT OF THE FMVSS, WHICH MAY LEAD TO ANACCIDENT.

Remedy: REMOVE THE EXTRA LENGTH OF AIR LINE AND INSTALL THE TRANSFER TEE AT THE ABS SOLENOID.

Reported: 1997-08-20 (August 20, 1997) · Model years: 1995, 1996, 1997

VEHICLE DESCRIPTION: HEAVY DUTY TRUCKS EQUIPPED WITH KENWORTH AIRGLIDE 200 REAR SUSPENSION. DUE TO MATERIALS USED IN THE SWAY BAR ARMS AND STUDS AS WELL AS THE STUD PLATING MATERIAL, STRESS CORROSION CRACKING AND BENDING FATIGUE CAN OCCUR IN THE REAR SUSPENSION SWAY BAR ARMS AND STUDS CAUSING THE STUD TO FAIL PREMATURELY.

Consequence: THIS COULD CAUSE A LOSS OF STEERING CONTROL INCREASING THE RISK OF A VEHICLE CRASH.

Remedy: DEALERS WILL REPLACE THE ARM ASSEMBLY MANUFACTURED FROM A DIFFERENT MATERIAL. NEW STUDS WILL BE INSTALLED WITH DIFFERENT THREADS AND DIFFERENT FINISH.

Reported: 1996-04-03 (April 3, 1996) · Model years: 1996

THE WIRES THAT CORRESPOND TO THE VEHICLE'S REAR TURN SIGNALS WERE REVERSED WHEN INSTALLED IN THE ELECTRICAL CONNECTOR.

Consequence: THIS CONDITION WILL CAUSE THE REAR TURN SIGNALS TO FLASH OPPOSITE FROM THE DIRECTION INTENDED BY THE DRIVER INCREASING THE RISK OF A VEHICLE ACCIDENT.

Remedy: DEALERS WILL INSPECT THE TURN SIGNAL SWITCH AND, IF NECESSARY, REPLACE THE TURN SIGNAL SWITCH.

Reported: 2012-08-20 (August 20, 2012) · Model years: 2013

Paccar is recalling certain model year 2013 kenworth T400, T600, T700, T800, and W900 vehicles, manufactured from July 18, 2012, through August 10, 2012. Cap screws securing the main driveline to the forward rear axle and cap screws on the inter-axle driveline may not have been properly torqued.

Consequence: Fasteners which are not properly torqued to specification can result in the driveline separating from the vehicle, disabling the vehicle and increasing the risk of a crash. The separated component could also become a road hazard.

Remedy: Paccar will notify owners, and dealers will inspect and re-torque the each of the affected fasteners, free of charge. The safety recall began on September 7, 2012. Owners may contact Kenworth at 1-425-828-5440.

Reported: 2014-11-10 (November 10, 2014) · Model years: 2015

PACCAR Incorporated (PACCAR) is recalling certain model year 2015 Kenworth T660, T800, W900, T400, and C500 heavy trucks manufactured September 19, 2014, to October 30, 2014. The affected vehicles may have been produced with an undersized wire gauge for the trailer stop lamp circuit in the instrument panel harness.

Consequence: If the smaller wire gauge may overheat increasing the risk of a vehicle fire.

Remedy: PACCAR will notify owners, and dealers will replace the defective wire with a properly sized wire, free of charge. The recall began on December 19, 2014. Owners may contact PACCAR customer service at 1-425-828-5000 (Kenworth).