NHTSA Campaign 85V048000
SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DRUM:WHEEL CYLINDERS
Issued by GENERAL MOTORS CORP. · Reported Apr 29, 1985 · 1,810,000 vehicles affected
What's wrong
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.
Remedy
ADD A PART TO PREVENT WHEEL CYLINDER FROM ROTATING.
Vehicles affected by this recall
| Make | Model | Year | Units |
|---|---|---|---|
| BUICK | CENTURY | 1978 | 1,810,000 |
| BUICK | CENTURY | 1980 | 1,810,000 |
| BUICK | REGAL | 1978 | 1,810,000 |
| BUICK | REGAL | 1980 | 1,810,000 |
| CHEVROLET | EL CAMINO | 1978 | 1,810,000 |
| CHEVROLET | EL CAMINO | 1979 | 1,810,000 |
| CHEVROLET | EL CAMINO | 1980 | 1,810,000 |
| CHEVROLET | MALIBU | 1978 | 1,810,000 |
| CHEVROLET | MALIBU | 1979 | 1,810,000 |
| CHEVROLET | MALIBU | 1980 | 1,810,000 |
| CHEVROLET | MONTE CARLO | 1978 | 1,810,000 |
| CHEVROLET | MONTE CARLO | 1979 | 1,810,000 |
| CHEVROLET | MONTE CARLO | 1980 | 1,810,000 |
| CHEVROLET | S10 | 1982 | 1,810,000 |
| GMC | CABALLERO | 1978 | 1,810,000 |
| GMC | CABALLERO | 1979 | 1,810,000 |
| GMC | S15 | 1982 | 1,810,000 |
| OLDSMOBILE | CUTLASS | 1978 | 1,810,000 |
| OLDSMOBILE | CUTLASS | 1979 | 1,810,000 |
| OLDSMOBILE | CUTLASS | 1980 | 1,810,000 |
| PONTIAC | GRAND AM | 1978 | 1,810,000 |
| PONTIAC | GRAND PRIX | 1978 | 1,810,000 |
| PONTIAC | GRAND PRIX | 1979 | 1,810,000 |
| PONTIAC | GRAND PRIX | 1980 | 1,810,000 |
| PONTIAC | LEMANS | 1978 | 1,810,000 |
| PONTIAC | LEMANS | 1979 | 1,810,000 |
| PONTIAC | LEMANS | 1980 | 1,810,000 |
Source: NHTSA Campaign 85V048000 on nhtsa.gov. To check the current repair status for a specific vehicle, use our free VIN decoder.