NHTSA safety recall

Recall 87V121000

Service Brakes, Air › Drum › Chamber — Chevrolet, GMC · reported 3 Aug 1987 · 7,870 vehicles potentially affected

What's wrong

SEVERE BRAKE CHATTER MAY CAUSE THE BRAKE CHAMBER MOUNTING BRACKETS ON EITHER SIDE TO DEVELOP CRACKS IN THE WELD AREA WHERE THE S CAM SHAFT TUBE ATTACHES TO THE CHAMBER SUPPORT SECTION.

The risk

BRACKETS CAN BREAK, RESULTING IN LOSS OF BRAKING ABILITYAT THAT FRONT WHEEL, AND POSSIBLY RESTRICTED STEERING, WHICH COULD LEAD TO AVEHICLE CRASH WITHOUT PRIOR WARNING.

The fix

AS NECESSARY, INSTALL NEW REINFORCED FRONT BRAKE CHAMBER MOUNTING BRACKETS AND INSTALL A FRONT BRAKE LIMITING VALVE ON VEHICLES WITHOUT ONE.

SYSTEM: BRAKESVEHICLE DESCRIPTION: SCHOOL BUSES EQUIPPED WITH 7,500 LB. FRONT AXLE AND MEDIUMDUTY TRUCKS EQUIPPED WITH A 7,000 LB. FRONT AXLE.

NHTSA campaign
87V121000
Filed by
General Motors Corp.
Report received
3 Aug 1987
Owners notified
6 Aug 1987
Potentially affected
7,870

Vehicles covered by this recall

Whether a particular car is affected and still unrepaired depends on its VIN — a model year being listed does not mean every car of that year is included. Check any VIN free on CarLogs, or at nhtsa.gov/recalls.

1983 Chevrolet B6p042 1984 Chevrolet B6p042 1985 Chevrolet B6p042 1986 Chevrolet B6p042 1987 Chevrolet B6p042 1983 GMC B6p042 1984 GMC B6p042 1985 GMC B6p042 1986 GMC B6p042 1987 GMC B6p042

Is this car's recall fixed?

Recall repairs are free at any franchised dealer, for the life of the vehicle. A CarLogs report shows the recall status for a specific VIN as reported by the manufacturer — whether it's open or repaired, and whether the fix is available yet.

Source: NHTSA Office of Defects Investigation recall database. Look up another campaign →