VEHICLE DESCRIPTION: CONVENTIONAL TRUCKS AND TRUCK/TRACTORS EQUIPPED WITH A FIREWALL ADAPTER PLATE FOR THE STEERING SHAFT BOOT. INSUFFICIENT CLEARANCE BETWEEN THE TOP OF THE STEERING SHAFT AND THE TOP OF THE OPENING IN THE ADAPTER PLATE CAN CAUSE THE STEERING SHAFT TO CONTACT THE TOP OF THE FIREWALL ADAPTER OPENING WEARING A GROOVE IN THE STEERING SHAFT. IF THE GROOVE IS ALLOWED TO WEAR DEEP ENOUGH, THE SHAFT CAN FAIL.
Consequence & remedy
Consequence: IF THE STEERING SHAFT FAILS, STEERING CONTROL WILL BE LOST INCREASING THE RISK OF A VEHICLE CRASH.
Remedy: DEALERS WILL REPLACE THE FIREWALL ADAPTER PLATE ON THE AFFECTED VEHICLES.
THE BRAKE RETURN SPRING CAN CONTACT THE HUB. FURTHER WEAR OF THE BRAKE LINING MATERIAL WILL LEAD TO WEAR OF THE RETURN SPRING AND THE SPRING CAN FAIL PREMATURELY.
Consequence & remedy
Consequence: PIECES OF THE FAILED SPRING COULD THEN LODGE IN THE BRAKE CAM CAUSING EITHER THE AFFECTED BRAKE TO STAY APPLIED WHEN THE OTHER BRAKES HAVE BEEN RELEASED, OR STOPPING THE AFFECTED BRAKE FROM APPLYING WHEN THE OTHER BRAKES ARE APPLIED. THE VEHICLE COULD THEN BE PULLED IN A LATERAL DIRECTION OFF THE ROAD OR INTO ONCOMING TRAFFIC INCREASING THE POTENTIAL FOR A VEHICLE ACCIDENT.
Remedy: DEALERS WILL MODIFY THE FRONT BRAKES ON THESE TRUCKS.
Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗
NHTSA investigations
1
RQ98004 · Steering Columns
Opened Mar 18, 1998 · Closed Oct 7, 1998
Status: closed (inferred from source dates) · Steering:gear Box (other Than Rack And Pinion)
THESE VEHICLES WERE EQUIPPED WITH A FIREWALL ADAPTER PLATE FOR THE STEERING SHAFT BOOT WITH AN INSUFFICIENT CLEARANCE BETWEEN THE STEERING SHAFT AND THE TOP OPENING IN THE ADAPTER PLATE.
1995 Western Star Constellation Problems, Complaints & Recalls | Skip That Year