Recall campaign · NHTSA 85V048000

Service brakes, hydraulic: foundation components: drum: wheel cylinders

GENERAL MOTORS CORP. filed this campaign with NHTSA on 1985-04-29.

Recall campaignNHTSA 85V048000

Service brakes, hydraulic: foundation components: drum: wheel cylinders

Component: Service brakes, hydraulic: foundation components: drum: wheel cylinders
Manufacturer: GENERAL MOTORS CORP.
Vehicles affected: 1,810,000
Reported to NHTSA: 1985-04-29

Defect description

EXCESSIVE ENLARGEMENT OF THE WHEEL CYLINDER PILOT HOLE IN THE REAR BRAKE BACKING PLATE COULD ALLOW THE WHEEL CYLINDER TO ROTATE AND CAUSE LOSS OF BRAKE FLUID. CONSEQUENCE OF DEFECT: A LOSS OF BRAKE FLUID LEADS TO LOSS OF REAR BRAKE ACTION, CREATING THE POTENTIAL FOR AN ACCIDENT. FRONT BRAKES WOULD REMAIN OPERATIONAL.

Manufacturer remedy

ADD A PART TO PREVENT WHEEL CYLINDER FROM ROTATING.

Notes

NOTE: OWNER NOTIFICATION WILL BEGIN AFTER SEPTEMBER 1, 1985 AND SHOULD BE COMPLETED BY SEPTEMBER 30, 1985.VEHICLE DESCRIPTION: MIDSIZE PASSENGER CARS AND SMALL TRUCKS. SYSTEM: REAR BRAKES.

Scope of coverage

27 model years across 12 models.

Model	Years on record
Buick Century	1980 1978
Buick Regal	1980 1978
Chevrolet EL Camino	1980 1979 1978
Chevrolet Malibu	1980 1979 1978
Chevrolet Monte Carlo	1980 1979 1978
Chevrolet S10	1982
GMC Caballero	1979 1978
GMC S15	1982
OLDSMOBILE Cutlass	1980 1979 1978
Pontiac Grand AM	1978
Pontiac Grand Prix	1980 1979 1978
Pontiac Lemans	1980 1979 1978

Safety recall repairs are provided free of charge by franchised dealers, regardless of vehicle age or mileage. This page displays aggregated data for the model year. To check recall status for a specific vehicle, search its VIN at nhtsa.gov.