Auto Recalls for Consumers

1979 MACK U SERIES Recall - Campaign #80V054000

 
Auto Recalls For Consumers

1979 MACK U SERIES RECALL - #80V054000

RECALL FOR STEERING : GEAR BOX (OTHER THAN RACK AND PINION)

THE PREFABRICATED PINCH BOLT CLAMP AT THE LOWER STEERING SHAFT LOWER YOKE MAY NOT PERFORM ADEQUATELY WHEN TIGHTENED TO SPECIFICATIONS. THE CLAMP MAY THEN DEFORM AND LOSS OF CLAMPING FORCE AND STEERING SHAFT DISENGAGEMENT MAY RESULT.

Information provided by the National Highway Traffic Safety Administration.

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Vehicle 1979 MACK U SERIES
Manufacturer MACK TRUCKS, INCORPORATED
Manufactured between 7/1/1976 - 1/1/1980
Recalled on 5/16/1980
Influenced by OFFICE OF DEFECTS INVESTIGATION
Owners Notified on 1/31/1981
# Affected 109
Recalled for STEERING:GEAR BOX (OTHER THAN RACK AND PINION)
Description THE PREFABRICATED PINCH BOLT CLAMP AT THE LOWER STEERING SHAFT LOWER YOKE MAY NOT PERFORM ADEQUATELY WHEN TIGHTENED TO SPECIFICATIONS. THE CLAMP MAY THEN DEFORM AND LOSS OF CLAMPING FORCE AND STEERING SHAFT DISENGAGEMENT MAY RESULT.
Consequences
Corrective action DEALER WILL RETROFIT WITH LOWER STEERING SHAFT LOWER YOKES THAT PROVIDE FOR INTEGRAL PINCH BOLT INSTALLATION IN PLACE OF PREVIOUS SEPARATELY FABRICATED CLAMP FOR THE PINCH BOLT.
Notes VEHICLE DESCRIPTION: TRUCKS.SYSTEM: STEERING; POWER STEERING SHAFT; FABRICATED PINCH BOLT CLAMP.CONSEQUENCES OF DEFECT: DISENGAGEMENT OF THE STEERING SHAFT MAY CAUSE LOSS OFVEHICLE CONTROL WITHOUT PRIOR WARNING AND, POSSIBLY, AN ACCIDENT.
See also 1979 MACK U SERIES Recall for PARKING BRAKE, DRIVELINE, AIR

1979 MACK U SERIES Recall for SERVICE BRAKES, AIR, CONTROLS, HAND CONTROL/VALVE
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