Brake backing plate

An NHTSA Engineering Analysis into Chevrolet vehicles. Closed 28 November 1988.

Investigation
EA86006
Type
Engineering Analysis
Opened
27 November 1985
Closed
28 November 1988

What NHTSA investigated

Summary:gm is conducting a voluntary recall campaign (85V-048)INVOLVING 2,136,826 vehicles. The recall is limited to vehicles built atcertain assembly plants which, according to GM, overtorqued the brakepipe nut,thereby overstressing the wheel cylinder support area of thebacking plate.analysis:front brakes provide sufficient braking for passenger carsin most non-emergency situations. All affected trucks are included inthe current recall.in most cases the problem is discovered during brakemaintenance.the recall appears to cover those groups of cars with thehighest failure rates.status:analyzing GM ir response and new complaint data. Draft closingreport by 5/15/88.===

Vehicles covered

MakeModelModel years
BuickCENTURY1978–1981
BuickREGAL1978–1981
ChevroletEL CAMINO1978–1980
ChevroletMALIBU1978–1981
ChevroletMONTE CARLO1978–1981
ChevroletS101982
GMCCABALLERO1978–1979
GMCS151982
OldsmobileCUTLASS1978–1981
PontiacGRAND AM1978–1981
PontiacGRAND PRIX1978–1981
PontiacLEMANS1978–1981

Source

From NHTSA’s investigation file, rebuilt daily. To report a problem with your own vehicle, go to nhtsa.gov/report-a-safety-problem. All open investigations.