Item Affected: SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:HOSES, LINES/PIPING, AND FITTINGS
Date Announced: 12/19/1973
Description of Recall:
Conequence:
Action Need To Fix It:
Notes: GENERAL MOTORS CAMPAIGN NO CHEVROLET 74-C-07. STATION WAGON. POSSIBILITY THATTHE REAR BRAKE PIPE WAS IMPROPERLY POSITIONED WHEN ATTACHED TO THE REAR AXLEASSEMBLY. THIS MAY RESULT IN REPEATED CONTACT OF THE PIPE WITH THE UNDERBODY,CAUSING IT TO FLEX UP AND DOWN UNTIL IT BREAKS, RESULTING IN LOSS OF BRAKEFLUID AND LOSS OF REAR BRAKING ACTION. (CORRECT BY INSPECTING AND INSTALLINGBRAKE PIPE PROPERLY)).
Item Affected: SERVICE BRAKES, HYDRAULIC:POWER ASSIST:VACUUM
Date Announced: 02/15/1974
Description of Recall:
Conequence:
Action Need To Fix It:
Notes: OLDSMOBILE CAMPAIGN NO 74-C-5. BUICK CAMPAIGN NO 73-C-3. GMC TRUCK CAMPAIGNNO 74-C-06. CHEVROLET CAMPAIGN NO 74-C-11. PONTIAC CAMPAIGN NO 74-C-5.POSSIBILITY THAT THE SINGLE DIAPHRAGM BRAKE VACUUM POWER BOOSTER WAS ASSEMBLEDWITH DEMENSIONAL DESCREPANCIES IN THE VACUUM POWER BOOSTER HOUSING WHICH MAYREDUCE THE TORQUE REQUIRED TO UNLOCK THE FRONT HALF OF THE HOUSING FROM THEREAR HALF. IF THIS CONDITION EXISTS, THE LOW UNLOCKING TORQUE COUPLED WITHOTHER VARIATIONS IN THE ASSEMBLY MAY CAUSE HOUSING TO ROTATE AND DISENGAGE FROMTHE LOCKING TABS RESULTING IN SEPARATION OF THE TWO HALVES OF THE BOOSTER ANDCOMPLETE LOSS OF BRAKES. (CORRECT BY INSPECTING AND STAKING THE HOUSING AT TWOPOINTS TO PRECLUDE ROTATION OF THE HOUSING.
Item Affected: SUSPENSION:FRONT:CONTROL ARM:UPPER ARM
Date Announced: 12/27/1973
Description of Recall:
Conequence:
Action Need To Fix It:
Notes: CHEVROLET CAMPAIGN NO 74-C-09. PONTIAC 74-C-2. BUICK 74-C-2. OLDSMOBILE74-C-3. SPRINT 74-C-4. POSSIBILITY THAT THE FRONT UPPER CONTROL ARM INNERBUSHING RETAINER NUTS MAY LOOSEN AND COME OFF DURING NORMAL OPERATINGCONDITIONS. SHOULD THIS OCCUR, THE LOOSE CONTROL ARM MAY MOVE FORWARD ANDCONTACT THE UPPER CONTROL ARM MOUNTING BRACKET ON THE FRAME WHICH RESTRICTS ANYFURTHER FORWARD MOVEMENT. IF THIS VEHICLE IS OPERATED IN THIS CONDITION IT ISPOSSIBLE FOR THE CONTROL ARM CROSS SHAFT TO BREAK. (CORRECT BY INSPECTING ANDINSTALLING NEW BUSHING RETAINERS WHERE NECESSARY. )
