OFFICIAL NHTSA RECALL

77V200000

Wheels:lugs/nuts/bolts/studs

Reported Nov 16, 1977 · GENERAL MOTORS CORP.

Summary

THE REAR WHEEL MOUNTING BOLTS ON THE AFFECTED VEHICLES, ARE BRITTLE AND THEREFORE MAY FRACTURE. THIS BRITTLENESS IS DUE TO IMPROPER HEAT TREATMENT DURING MANUFACTURE. IF THE BOLTS BREAK, THE TIRE AND WHEEL ASSEMBLY MAY SEPARATE FROM THE VEHICLE.

Consequence

Not supplied in the source record.

Remedy

DEALER WILL INSPECT AND, IF NECESSARY, WILL REPLACE DEFECTIVE BOLTS ON ALL AXLES AND THE TEN REAR AXLE WHEEL MOUNTING BOLTS, FREE OF CHARGE.

Notes

VEHICLE DESCRIPTION: PASSENGER VEHICLES.SYSTEM: SUSPENSION; REAR WHEEL MOUNTING BOLTS.CONSEQUENCES OF DEFECT: IF SEPARATION OCCURS UNDER VEHICLE OPERATION, LOSS OFVEHICLE CONTROL WITHOUT PRIOR WARNING AND AN ACCIDENT COULD RESULT.

This campaign page uses the representative official campaign record. Applicability-specific source variants appear on the linked vehicle pages. Recall counts refer to campaigns, not affected vehicles.

Vehicle entries in this campaign

This is model-level recall history. It does not confirm whether a particular VIN is affected or has received the repair. Check with NHTSA ↗