Service Brakes, Hydraulic:foundation Components:drum:wheel Cylinders

NHTSA recall 85V048000 · announced April 29, 1985 · filed by General Motors Corp. · 1,810,000 units affected

The problem

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.

What to do

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.

Vehicles covered by this recall

• 1978 Buick Century
• 1980 Buick Century
• 1978 Buick Regal
• 1980 Buick Regal
• 1978 Chevrolet El Camino
• 1979 Chevrolet El Camino
• 1980 Chevrolet El Camino
• 1978 Chevrolet Malibu
• 1979 Chevrolet Malibu
• 1980 Chevrolet Malibu
• 1978 Chevrolet Monte Carlo
• 1979 Chevrolet Monte Carlo
• 1980 Chevrolet Monte Carlo
• 1982 Chevrolet S10
• 1978 Gmc Caballero
• 1979 Gmc Caballero
• 1982 Gmc S15
• 1978 Oldsmobile Cutlass
• 1979 Oldsmobile Cutlass
• 1980 Oldsmobile Cutlass
• 1978 Pontiac Grand Am
• 1978 Pontiac Grand Prix
• 1979 Pontiac Grand Prix
• 1980 Pontiac Grand Prix
• 1978 Pontiac Lemans
• 1979 Pontiac Lemans
• 1980 Pontiac Lemans

Source: National Highway Traffic Safety Administration public recall data. This page reports official records and is not legal, medical, or repair advice.