Recall campaign · NHTSA 79V137000

Steering: linkages

MACK TRUCKS, INCORPORATED filed this campaign with NHTSA on 1979-06-01.

Recall campaignNHTSA 79V137000

Steering: linkages

Component
Steering: linkages
Manufacturer
MACK TRUCKS, INCORPORATED
Vehicles affected
6,673
Reported to NHTSA
1979-06-01
Owners notified
1979-10-22

Defect description

THE PITMAN ARM RETAINING NUT MAY NOT HAVE BEEN TORQUED TO MANUFACTURER SPECIFICATIONS. THIS COULD RESULT IN INADEQUATE RETENTION OF THE NUT AT THE OUTPUT SHAFT, ALLOWING THE PITMAN ARM TO BECOME LOOSE.

Manufacturer remedy

DEALER WILL INSPECT AND RETORQUE PITMAN ARM, IF NECESSARY, AT NO COST TO OWNER.

Notes

VEHICLE DESCRIPTION: TRUCKS.SYSTEM: STEERING LINKAGES; ARM, PITMAN.CONSEQUENCES OF DEFECT: THIS CONDITION COULD LEAD TO PREMATURE WEARING OF THEOUTPUT SHAFT CAUSING LOSS OF VEHICLE CONTROL AND AN ACCIDENT.

Scope of coverage

12 model years across 4 models.

ModelYears on record
MACK RWL1979 1978 1977
MACK RWS1979 1978 1977
MACK WL1979 1978 1977
MACK WS1979 1978 1977

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.