1977 Mack U Series Recalls
All 1977 Mack U Series recalls can be found below. It is important to us to provide a complete resource for recall information, so if you know of any additional related recalls, please contact us to let us know.May 16th, 1980
Recalled Component
STEERING:GEAR BOX (OTHER THAN RACK AND PINION)
STEERING:GEAR BOX (OTHER THAN RACK AND PINION)
Recall Date
May 16th, 1980
May 16th, 1980
Units Effected
109
109
NHTSA Campaign Number: 80V054000
Manufacturer: Mack Trucks, Inc.
Manufactured Begin Date: July 1st, 1976
Manufactured End Date: January 1st, 1980
Date of Owner Notification: January 31st, 1981
Defect Summary:
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. Corrective Summary:
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. Recall 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.
Recall Comments
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