Known Recalls

Model year record

1978 MACK U Series

1 recall campaign on file for this model year. No owner complaints on file.

Recalls

Recall campaignNHTSA 80V054000

Steering: gear box (other than rack and pinion)

Component
Steering: gear box (other than rack and pinion)
Manufacturer
MACK TRUCKS, INCORPORATED
Vehicles affected
109
Reported to NHTSA
1980-05-06
Owners notified
1981-01-31

Defect 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.

Manufacturer remedy

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.

Owner complaints

A complaint is one person's report to a federal agency. It is not a finding.

No complaints recorded for this model year.

Safety recall repairs are provided free of charge by franchised dealers, regardless of vehicle age or mileage. This page displays aggregated data for the model year. To check recall status for a specific vehicle, search its VIN at nhtsa.gov.