1978 Gmc Gmc Recalls

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NHTSA Campaign Number: 80V014000
Manufacturer: GENERAL MOTORS LLC
Manufactured Begin Date: September 1st, 1978
Manufactured End Date: July 1st, 1979
Date of Owner Notification: March 11th, 1980

Defect Summary:
THE HYDRAULIC STEEL BRAKE TUBE CONNECTING THE BRAKE HOSE TO THE LEFT OR RIGHT FRONT TOP WHEEL CYLINDER MAY DEVELOP A FRACTURE IN THE BEND NEXT TO THE WHEEL CYLINDER. THIS FRACTURE RESULTS FROM PERIODIC HIGH STRESSES IN THE TUBE DUE TO "BRAKE CHATTER" WHICH CAN OCCUR DURING CERTAIN ENVIRONMENTAL CONDITIONS.

Corrective Summary:
THE DEALER WILL REPLACE THE FRONT BRAKE TUBES AT NO CHARGE TO OWNER.

Recall Notes:
VEHICLE DESCRIPTION: MEDIUM AND HEAVY TRUCKS EQUIPPED WITH 7000 LB. FRONT AXLESAND STANDARD HYDRAULIC BRAKES OR 12,000 LB. FRONT AXLES WITH HYDRAULIC BRAKES.SYSTEM: SERVICE BRAKES; HYDRAULIC STEEL BRAKE TUBE.CONSEQUENCES OF DEFECT: A FRACTURED TUBE WILL RESULT IN A BRAKE SYSTEM FLUIDLEAK AND LOSS OF BRAKING ACTION. THIS COULD OCCUR WITHOUT PRIOR WARNING ANDCOULD CAUSE A VEHICLE ACCIDENT.

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NHTSA Campaign Number: 80V016000
Manufacturer: GENERAL MOTORS LLC
Manufactured Begin Date: September 1st, 1978
Manufactured End Date: June 1st, 1979
Date of Owner Notification: March 11th, 1980

Defect Summary:
A MISROUTING OF THE POSITIVE BATTERY CABLE MAY EXIST. AS A RESULT, THE POSITIVE BATTERY CABLE INSULATION COULD BE DAMAGED FROM EXHAUST MANIFOLD HEAT. THE WIRE IN THE CABLE MAY THEN CONTACT AND DAMAGE THE METAL BRAKE TUBE.

Corrective Summary:
ALL INVOLVED VEHICLES WILL BE INSPECTED FOR POSITIVE BATTERY CABLE MISROUTING AND POSSIBLE HEAT DAMAGE TO THE INSULATION. IF NECESSARY, THE POSITIVE BATTERY CABLE WILL BE REPLACED OR REROUTED AT NO CHARGE TO OWNER.

Recall Notes:
VEHICLE DESCRIPTION: MEDIUM TRUCKS EQUIPPED WITH HYDRAULIC BRAKES, MARK IVENGINES AND FRAME MOUNTED BATTERIES.SYSTEM: ELECTRICAL; BATTERY CABLE, POSITIVE.CONSEQUENCES OF DEFECT: A DAMAGED TUBE COULD RESULT IN A BRAKE FLUID LEAK AND ALOSS OF BRAKING CAPABILITY. THIS COULD OCCUR WITHOUT PRIOR WARNING AND CAUSE AVEHICLE ACCIDENT.

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NHTSA Campaign Number: 80V017000
Manufacturer: GENERAL MOTORS LLC
Manufactured Begin Date: September 1st, 1978
Manufactured End Date: January 1st, 1980
Date of Owner Notification: February 21st, 1980

Defect Summary:
DURING TESTING OF THE FIRE APPARATUS, EXTREME HEAT GENERATED FROM THE RIGHT SIDE ENGINE EXHAUST MANIFOLD, RESULTED IN DAMAGE TO THE BRAKE HOSE AT THE FRAME FITTING. THIS COULD CAUSE A LEAK IN THE FRONT AXLE HYDRAULIC BRAKE HOSE.

Corrective Summary:
DEALER WILL INSTALL AN EXHAUST HEAT SHIELD AT THE RIGHT SIDE FRAME TO BRAKE HOSE FITTING AND REPLACE FRONT BRAKE HOSES AT NO CHARGE TO OWNER.

Recall Notes:
VEHICLE DESCRIPTION: MEDIUM TRUCKS EQUIPPED WITH HYDRAULIC BRAKES, MARK IVENGINES AND FIRE APPARATUS.SYSTEM: SERVICE BRAKES; HYDRAULIC BRAKE HOSE.CONSEQUENCES OF DEFECT: A LEAK IN THE BRAKE HOSE WOULD RESULT IN LOSS OFBRAKING ACTION WITHOUT PRIOR WARNING AND, POSSIBLY, AN ACCIDENT.