ON CERTAIN MEDIUM DUTY TRUCKS, A STEERING COUPLER SHAFT IS UTILIZED BETWEEN THE STEERING COLUMN ASSEMBLY AND THE STEERING GEAR BOX ASSEMBLY. THIS COUPLER SHAFT HAS A FLEXIBLE YOKE WITH A PINCH BOLT CLAMP AT EACH END TO SECURE THE SHAFT TO EACH ASSEMBLY. THE FLEXIBLE YOKE ON THE END THAT ATTACHES TO THE GEARBOX COULD DEVELOP A CRACK NEAR THE PINCH BOLT CLAMP.
RiskA LOSS OF STEERING CONTROL COULD OCCUR, INCREASING THE RISK OF A CRASH.
FixALL VEHICLES WERE STILL IN DEALER INVENTORY AND HAVE BEEN REPAIRED.