Auto Recalls for Consumers

1979 CHEVROLET K20 Recall - Campaign #81V010000

 
Auto Recalls For Consumers

1979 CHEVROLET K20 RECALL - #81V010000

RECALL FOR SERVICE BRAKES, HYDRAULIC : POWER ASSIST : VACUUM

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.

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Information provided by the National Highway Traffic Safety Administration.
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Recall Details
Vehicle 1979 CHEVROLET K20
Manufacturer GENERAL MOTORS CORP.
Manufactured between 8/1/1978 - 6/1/1979
Recalled on 2/12/1981
Influenced by GENERAL MOTORS CORP.
Owners Notified on 1/9/1981
# Affected 320,677
Recalled for SERVICE BRAKES, HYDRAULIC:POWER ASSIST:VACUUM
 
Description 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.
Consequences
Corrective action 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.
Notes 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.
See also 1979 CHEVROLET K20 Recall for EXTERIOR LIGHTING, BRAKE LIGHTS, SWITCH
Technical Service Bulletins





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