DURING ASSEMBLY THE UPPER STEERING COLUMN SHAFT PINCH BOLT MAY NOT HAVE BEEN SUFFICIENTLY TIGHTENED. MOVEMENT MAY OCCUR BETWEEN THE UPPER STEERING SHAFT AND THE YOKE, CAUSING ACCELERATED PINCH BOLT WEAR AT THE "WHISTLE SLOT" IN THE SHAFT. PINCH BOLT WEAR COULD CAUSE THE YOKE TO SLIP FROM THE SHAFT.
Consequence & remedy
Consequence: Not supplied
Remedy: THE DEALER WILL INSPECT THE UPPER STEERING COLUMN SHAFT TO ENSURE PROPER TIGHTENING OF THE NUT AND BOLT. IF NECESSARY, A NEW NUT AND BOLT WILL BE INSTALLED AND PROPERLY TIGHTENED AT NO CHARGE TO OWNER.
THE INVOLVED VEHICLES WERE ASSEMBLED WITH INCORRECT PLUMBING OF THE COPPER BRAKE APPLICATION VALVE SUPPLY AIR LINES. THIS CONSTITUTES A NON-COMPLIANCE TO FEDERAL MOTOR VEHICLE SAFETY STANDARD NO 121, "AIR BRAKE SYSTEMS". AS A RESULT, AIR COULD LEAK FROM THE REAR BRAKE SYSTEM.
Consequence & remedy
Consequence: Not supplied
Remedy: DEALER WILL INSPECT AND RECONNECT ANY IMPROPERLY CONNECTED AIR LINES AT THE BRAKE APPLICATION VALVE, WITHOUT CHARGE.
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NHTSA investigations
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1979 GMC Brigadier Problems, Complaints & Recalls | Skip That Year
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