SUSPENSION:FRONT:HUB
VEHICLE DESCRIPTION: TRUCKS ASSEMBLED WITH SKF LEVEL 2 TRUCK HUB UNITS (THU) RECEIVED FROM MERITOR. THESE HUBS CAN FATIGUE CRACK.
Remedy: DEALERS WILL REPLACE THESE HUBS WITH PRODUCTION LEVEL 3 HUBS.
80 vehicles affected
POWER TRAIN:DRIVELINE
VEHICLE DESCRIPTION: HEAVY DUTY TRUCKS EQUIPPED WITH SPICER SPL170 55MM CENTER BERING PACKAGE. THE END YOKE RETAINING NUT CAN LOOSEN.
Remedy: DEALERS WILL REMOVE THE 55MM CENTER BEARING PACKAGE AND COUPLER SHAFT, AND REPLACE IT WITH A NEW COUPLER SHAFT AND A 60MM CENTER BEARING PACKAGE. AN INTERIM REMEDY CAN BE IMPLEMENTED BY PLACING A SPOT WELD ON THE COUPLING SHAFT THREADS UNTIL PARTS ARE AVAILABLE.
5,487 vehicles affected
ELECTRICAL SYSTEM:WIRING
VEHICLE DESCRIPTION: HEAVY DUTY TRUCKS EQUIPPED WITH PROSLEEPER BUNKS. A MICRO RELAY LOCATED BEHIND THE HVAC CONTROL PANEL IN THE BUNK CAN CORRODE FROM MOISTURE.
Remedy: DEALERS WILL REMOVE THE EXISTING RELAY AND REPLACE IT WITH A SEALED RELAY.
16,012 vehicles affected
SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP
VEHICLE DESCRIPTION: HEAVY DUTY TRUCKS EQUIPPED WITH ANTILOCK BRAKE SYSTEM (ABS). THE WIRING FROM THE ELECTRONIC CONTROL UNIT WAS CONNECTED TO THE WRONG WHEEL SENSOR.
Remedy: DEALERS WILL INSPECT THE ABS WIRING AND PROPERLY CONNECT THE WIRES, IF NECESSARY.
89 vehicles affected
WHEELS:LUGS/NUTS/BOLTS/STUDS
VEHICLE DESCRIPTION: HEAVY DUTY TRUCKS EQUIPPED WITH SIX-SPOKE WHEEL ASSEMBLIES. THESE VEHICLES WERE MANUFACTURED WITH THE WRONG COMBINATIONS OF WHEEL ASSEMBLY PARTS. SHOULD THE SIX-SPOKE WHEEL ASSEMBLY HAVE MIS-MATCHED PARTS, HIGH STRESSES IN THE WHEEL STUDS AND POTENTIAL WHEEL FAILURES CAN OCCUR.
Remedy: DEALERS WILL INSPECT THESE WHEELS AND MAKE THE NECESSARY COMBINATION CORRECTIONS. ALSO OPERATOR INSTRUCTIONS AND VISUAL AIDS WILL BE UPDATED.
443 vehicles affected