CHEVROLET C30 1980: SERVICE BRAKES, HYDRAULIC:POWER ASSIST:VACUUM
NHTSA Campaign ID Number: 81V010000
| Make | Model | Year |
|---|---|---|
| CHEVROLET | C30 | 1980 |
| Date Owners Notified | Date Received by ODI | Date Added to Database |
| 1981-01-09 | 1981-01-13 | 1981-02-12 |
Production Dates: 1978-08-01 - 1979-06-01
Manufacturers Involved: General Motors, LLC
Component: SERVICE BRAKES, HYDRAULIC:POWER ASSIST:VACUUM
Potential Number Of Units Affected: 320677
Report Initiator: MFR MFR Report
FATIGUE CRACKS MAY DEVELOP IN THE BRAKE VACUUM BOOSTER HOUSING. THIS MAY CAUSE A VACUUM LEAK AND REDUCE THE EFFECTIVENESS OF THE BRAKES. AFTER PROLONGED USE, THE CRACKS MAY DEVELOP TO THE EXTENT THAT THE BOOSTER MAY SEPARATE FROM THE VEHICLE.
VEHICLES WILL BE INSPECTED FOR FATIGUE CRACKS IN THE BRAKE VACUUM BOOSTER. THOSE WITHOUT CRACKS WILL HAVE A SUPPORT BRACE INSTALLED. THOSE WITH EVIDENCE OF CRACKING WILL HAVE A NEW BRAKE VACUUM BOOSTER AND SUPPORT BRACE INSTALLED. THIS SERVICE WILL BE PROVIDED AT NO CHARGE.
VEHICLE DESCRIPTION: LIGHT TRUCKS EQUIPPED WITH VACUUM POWER DISC/DRUM BRAKES.SYSTEM: SERVICE BRAKES; VACUUM BRAKE BOOSTER HOUSING.CONSEQUENCES OF DEFECT: SEPARATION WILL RESULT IN A LOSS OF BRAKING ABILITYWITHOUT PRIOR WARNING AND MAY LEAD TO AN ACCIDENT. PARTIAL LOSS OF BRAKINGABILITY MAY ALSO LEAD TO AN ACCIDENT, PARTICULARLY IN SITUATIONS WHERE MINIMUMSTOPPING DISTANCE IS REQUIRED.
