Model year record

1977 MACK R Series

2 recall campaigns on file for this model year. No owner complaints on file.

Recalls

Recall campaignNHTSA 81V153000

Exterior lighting

Component
Exterior lighting
Manufacturer
MACK TRUCKS, INCORPORATED
Vehicles affected
209
Reported to NHTSA
1981-12-29
Owners notified
1983-06-30

Defect description

THE RIGHT HAND CLEARANCE LAMP IS OBSCURED, FROM CERTAIN ANGLES OF VISION, BY THE IN-LINE PRECLEANER AIR CLEANER CAP. THE INVOLVED VEHICLES FAIL TO CONFORM TO FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 108, "LAMPS, REFLECTIVE DEVICES, AND ASSOCIATED EQUIPMENT".

Manufacturer remedy

DEALER WILL REPLACE THE AIR CLEANER WITH ONE OF ACCEPTABLE HEIGHT.

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.