Known Recalls

Recall campaign · NHTSA 77V111000

Service brakes, hydraulic: foundation components: master cylinder

GENERAL MOTORS CORP. filed this campaign with NHTSA on 1977-07-15.

Recall campaignNHTSA 77V111000

Service brakes, hydraulic: foundation components: master cylinder

Component
Service brakes, hydraulic: foundation components: master cylinder
Manufacturer
GENERAL MOTORS CORP.
Vehicles affected
12,963
Reported to NHTSA
1977-07-15
Owners notified
1977-07-24

Defect description

ON THE INVOLVED VEHICLES, THE BRAKE MASTER CYLINDER MAY HAVE BEEN ASSEMBLED WITH RESERVOIR MOUNTING BOLTS THAT WERE IMPROPERLY PROCESSED. THIS COULD MAKE THESE BOLTS BRITTLE AND SUBJECT TO BREAKING. IF BREAKAGE OCCURS, A BRAKE FLUID LEAK MAY DEVELOP BETWEEN THE RESERVOIR AND MASTER CYLINDER. LOSS OF BRAKE FLUID WOULD ADVERSELY AFFECT VEHICLE BRAKING CAPABILITY.

Manufacturer remedy

DEALER WILL REPLACE THE MASTER CYLINDER RESERVOIR MOUNTING BOLTS WITH AN IMPROVED TYPE, WITHOUT CHARGE TO OWNER.

Notes

VEHICLE DESCRIPTION: VANS AND MOTORHOMES EQUIPPED WITH HYDRO-BOOST ASSISTSYSTEMS.SYSTEM: SERVICE BRAKES; HYDRAULIC MASTER CYLINDER.CONSEQUENCES OF DEFECT: PARTIAL LOSS OF BRAKING CAPABILITY COULD OCCUR,RESULTING IN LOSS OF VEHICLE CONTROL AND AN ACCIDENT.

Scope of coverage

6 model years across 3 models.

ModelYears on record
Chevrolet G301977 1976
Chevrolet P301977 1976
GMC G301977 1976

Safety recall repairs are provided free of charge by franchised dealers, regardless of vehicle age or mileage. This page displays aggregated data for the model year. To check recall status for a specific vehicle, search its VIN at nhtsa.gov.