1968 GMC S6500 Recalls

Item Affected: SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:MASTER CYLINDER

Date Announced: 11/30/-0001

Description of Recall:

Conequence:

Action Need To Fix It:

Notes: POSSIBILITY THAT SEAL ON PISTON IN MASTER BRAKE CYLINDER MAY, AFTER EXTENDEDUSAGE, ALLOW BRAKE FLUID TO PASS SEAL PERMITTING BRAKE PEDAL TO BE PUSHED TOFLOOR IN A SLOW GRADUAL STOP OR UPON THE FIRST AP- PLICATION OF BRAKES AFTERVEHICLE HAS BEEN STANDING FOR A PERIOD OF TIME. IS ALSO A POSSIBILITY THATINNER LINER OF VACUUM HOSE WHICH CONNECTS TO BRAKE VACUUM BOOSTER MAY COLLAPSE,CAUSING LOSS OF POWER BRAKE ASSIST. (CORRECT BY INSTALLING NEW PARTS IN BRAKEMASTER CYLINDER AND MODIFYING VACUUM HOSE ROUT- ING.)

Item Affected: SERVICE BRAKES, AIR:SUPPLY:HOSES, LINES/PIPING, AND FITTINGS

Date Announced: 11/30/-0001

Description of Recall:

Conequence:

Action Need To Fix It:

Notes: POSSIBILITY AIR BRAKE HOSES WHICH EXTEND FROM THE FRONT WHEEL BRAKE CHAMBERS TO THE FRAME RAIL COULD BE IMPROPERLY ROUTED OR OF INCORRECT LENGTH. IN EITHER SITUATION, THE BRAKE HOSE MAY CONTACT THE FRONT TIRE OR SHEET METAL ON A RIGHT-OR LEFT-HAND TURN. THE BRAKE HOSE, IF CONTACTED REPEATEDLY, WILL CHAFE AT THE CONTACT POINT RESULTING IN AN AIR LEAK. THIS CONDITION COULD EVENTUALLY CAUSE A RUPTURE OF THE BRAKE HOSE RESULTING IN A LOSS OF BRAKING ACTION. (CORRECT BY REROUTING HOSES OR REPLACE IF INCORRECT LENGTH.)