1973 Buick Apollo Recalls

1. Recall Description

   Possible Effects

   Action

   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.

   Recall Manufacture Dates

   -

   Vehicles Affected

   1218387

2. Recall Description

   Possible Effects

   Action

   Notes

   GENERAL MOTOR CAMPAIGN NO N/A.POSSIBILITY THAT THE RETENTION NUTS ON BRAKECLEVIS MAY BE LOOSE ON NON-POWER BRAKE SYSTEM.A LOOSE NUT MIGHT ALLOWROTATION OF THE MASTER CYLINDER PUSH ROD, WHICH MAY CHANGE THE EFFECTIVE BRAKEPUSH ROD LENGTH.(CORRECT BY INSPECTING AND ADJUST TO SPECIFICATIONS ANDTIGHTEN NUT SECURELY.)

   Recall Manufacture Dates

   1973-02-01 - 1973-03-01

   Vehicles Affected

   742