Chevrolet/Pontiac/Buick recall, Brakes

Recall date	April 29, 1985
Models affected	1978 Buick Century 1979 Buick Century 1980 Buick Century 1978 Buick Regal 1979 Buick Regal 1980 Buick Regal 1978 Chevrolet Malibu 1979 Chevrolet Malibu 1980 Chevrolet Malibu 1978 Chevrolet Monte Carlo 1979 Chevrolet Monte Carlo 1980 Chevrolet Monte Carlo 1978 Pontiac Grand Prix 1979 Pontiac Grand Prix 1980 Pontiac Grand Prix
Units affected	357,841
Details	On certain vehicles, excessive enlargement of a pilot hole in the rear backing plate could allow the wheel cylinder to rotate possibly leading to loss of rear braking action.

Buick/Chevrolet/Pontiac Brakes Recall #1985049