NHTSA recall campaign
91V080000
ManufacturerMACK TRUCKS, INCORPORATEDReported1991-05-23Affected35 vehicles
What was wrong
Defect
INCORRECT MANUFACTURE OF THE HYDROBOOST CYLINDER ALLOWS THE BALL SOCKET CLAMP TO CONTACT RIGHT SIDE STEERING LEVER ON AN EXTREME LEFT TURN AND CAUSE FLEXING OF THE CYLINDER ROD .
Risk
THIS FLEXING CAN CAUSE SEAL FAILURE OR CYLINDER FAILUREOF THE HYDROBOOST UNIT AND RESULT IN LOSS OF STEERING CONTROL AND RESULT IN AVEHICLE ACCIDENT.
Manufacturer remedy
REPLACE INCORRECTLY BUILT BOOST CYLINDERS.
To check whether your specific VIN is covered and to find a participating dealer, look this campaign up on NHTSA.gov →