GMC P20
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GMC P20 1982
IN A VEHICLE IMPACT FROM THE REAR, THE THREE PIECE HOSES COULD SEPARATE AND RESULT IN FUEL LEAKAGE IN EXCESS OF THE AMOUNT PERMITTED BY FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 301, FUEL SYSTEM INTEGRITY.
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GMC P20 1982
THE REAR AXLE SHAFTS RECEIVED IMPROPER HEAT TREATMENT DURING MANUFACTURE. THE SHAFT MAY BREAK AND THE TIRE AND WHEEL ASSEMBLY COULD DISENGAGE FROM THE VEHICLE.
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GMC P20 1977
THE INVOLVED VEHICLES FAIL TO COMPLY WITH FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 207, ANCHORAGE OF SEATS, DUE TO POSSIBLE FAILURE OF THE SEAT POST ATTACHMENT AT THE FLOOR IN THE EVENT OF AN ACCIDENT. THESE VEHICLES HAVE OVERSIZED BOLT HOLES IN THE FLOOR PAN WHICH MAY ALLOW THE SEAT ATTACHING NUTS TO PASS THROUGH THEM AND THUS TIGHTEN AGAINST THE BOTTOM OF THE SEAT BASE INSTEAD OF THE LONGITUDINAL SILL.
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GMC P20 1975
THE FRONT SUSPENSION CONTROL ARMS WERE ASSEMBLED WITH BALL JOINTS WHICH MAY CONTAIN SOCKETS THAT WERE NOT PROPERLY HEAT-TREATED. THIS MAY CAUSE THE SOCKET TO WEAR RAPIDLY AND ALLOW THE BALL JOINT STUD TO SEPARATE FROM THE SOCKET, CAUSING EITHER THE LEFT OR RIGHT WHEEL SUSPENSION TO COLLAPSE.
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GMC P20 1976
THE FRONT SUSPENSION CONTROL ARMS WERE ASSEMBLED WITH BALL JOINTS WHICH MAY CONTAIN SOCKETS THAT WERE NOT PROPERLY HEAT-TREATED. THIS MAY CAUSE THE SOCKET TO WEAR RAPIDLY AND ALLOW THE BALL JOINT STUD TO SEPARATE FROM THE SOCKET, CAUSING EITHER THE LEFT OR RIGHT WHEEL SUSPENSION TO COLLAPSE.