Recall campaign · NHTSA 81V094000

Suspension: rear: springs

MACK TRUCKS, INCORPORATED filed this campaign with NHTSA on 1981-08-06.

Recall campaignNHTSA 81V094000

Suspension: rear: springs

Component: Suspension: rear: springs
Manufacturer: MACK TRUCKS, INCORPORATED
Vehicles affected: 1,000
Reported to NHTSA: 1981-08-06
Owners notified: 1982-05-10

Defect description

INADEQUATE WELD POSITIONING COUPLED WITH RADIUS ROD LOAD AND LOOSENING OF THE SPRING CLIP NUTS COULD CAUSE SPRING SEAT FRACTURE. THIS CAN RESULT IN LOSS OF DIRECTIONAL CONTROL OF THE AXLE.

Manufacturer remedy

SPRING SEAT RADIUS ROD BRACKETS WILL BE INSPECTED AND REPLACED IF NECESSARY. IN ADDITION, SUPPLEMENTAL BRACKETS WILL BE INSTALLED TO REINFORCE THE SPRING SEAT, WITHOUT CHARGE.

Notes

VEHICLE DESCRIPTION: HEAVY TRUCKS EQUIPPED WITH ROCKWELL INTERNATIONALSQHD-SQHP REAR AXLE AND DAYTON TRUCKMASTER SUSPENSION.SYSTEM: SUSPENSION; SPRING SEAT/RADIUS ROD BRACKET.CONSEQUENCES OF DEFECT: THIS DEFECT COULD CAUSE A LOSS OF VEHICLE CONTROLWITHOUT PRIOR WARNING AND MAY RESULT IN AN ACCIDENT.

Scope of coverage

24 model years across 6 models.

Model	Years on record
WESTERN RL Series	1981 1980 1979 1978
WESTERN RS Series	1981 1980 1979 1978
WESTERN RWL Series	1981 1980 1979 1978
WESTERN RWS Series	1981 1980 1979 1978
WESTERN WL Series	1981 1980 1979 1978
WESTERN WS Series	1981 1980 1979 1978

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.