SUSPENSION:FRONT:CONTROL ARM:LOWER ARM
VEHICLE DESCRIPTION: VEHICLES EQUIPPED WITH 54" REAR AXLE SPACING CONFIGURATION OF THE AIRGLIDE 200 SUSPENSION WITH THE SERVICE APPLICATION IDENTIFIED AS LOGGER, DUMP TRUCK, OR TANKER. THE REAR SUSPENSION IS REGULARLY SUBJECTED TO EXTREME ARTICULATION, RESULTING IN FLEXING OF THE JOINT.
Remedy: DEALERS WILL REPLACE THE LOWER SWAY ARM BRACKETS. OWNER NOTIFICATION BEGAN MARCH 27, 2001. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT KENWORTH AT 1-425-828-5000.
209 vehicles affected
ELECTRICAL SYSTEM:WIRING:FRONT UNDERHOOD
VEHICLE DESCRIPTION: HEAVY DUTY TRUCKS EQUIPPED WITH CATERPILLAR 3406E ENGINES. THE ROUTING OF THE ELECTRICAL AND FUEL LINES CAN CAUSE CHAFFING OF THE WIRING HARNESS ON THE FUEL LINE.
Remedy: DEALERS WILL INSPECT, ADJUST, AND REPAIR, IF NECESSARY, THE FUEL LINE AND ELECTRICAL HARNESS.
9,500 vehicles affected
SUSPENSION:FRONT:HUB
VEHICLE DESCRIPTION: HEAVY DUTY TRUCKS EQUIPPED WITH DESIGN LEVEL 1, ROCKWELL FF980 SERIES FRONT AXLE. THE FRONT AXLE HUB FLANGE CAN DEVELOP CRACKS DUE TO HIGH STRESS LEVELS.
Remedy: DEALERS WILL REMOVE AND REPLACE THE FRONT HUBS WITH AN IMPROVED DESIGN LEVEL 2 HUB.
470 vehicles affected
SUSPENSION:REAR
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.
Remedy: DEALERS WILL REPLACE THE ARM ASSEMBLY MANUFACTURED FROM A DIFFERENT MATERIAL. NEW STUDS WILL BE INSTALLED WITH DIFFERENT THREADS AND DIFFERENT FINISH.
13,200 vehicles affected
EXTERIOR LIGHTING:TURN SIGNAL:SWITCH
THE WIRES THAT CORRESPOND TO THE VEHICLE'S REAR TURN SIGNALS WERE REVERSED WHEN INSTALLED IN THE ELECTRICAL CONNECTOR.
Remedy: DEALERS WILL INSPECT THE TURN SIGNAL SWITCH AND, IF NECESSARY, REPLACE THE TURN SIGNAL SWITCH.
617 vehicles affected