Recall campaign · NHTSA 78V028000

Steering: linkages

MACK TRUCKS, INCORPORATED filed this campaign with NHTSA on 1978-02-09.

Recall campaignNHTSA 78V028000

Steering: linkages

Component: Steering: linkages
Manufacturer: MACK TRUCKS, INCORPORATED
Vehicles affected: 100
Reported to NHTSA: 1978-02-09
Owners notified: 1978-08-14

Defect description

THE STEERING PITMAN ARM IS SUBJECT TO FAILURE AT THE AREA OF THE TRANSITION TO THE ARM OFFSET DUE TO HIGH STRESS CONCENTRATIONS.

Manufacturer remedy

DEALER WILL REPLACE THE STEERING PITMAN ARM, STEERING GEAR OUTPUT SHAFT AND STEERING GEAR MOUNTING BRACKET.

Notes

VEHICLE DESCRIPTION: TRUCKS.SYSTEM: STEERING; STEERING PITMAN ARM.CONSEQUENCES OF DEFECT: PITMAN ARM FAILURE COULD CAUSE LOSS OF VEHICLE CONTROLWITHOUT PRIOR WARNING AND A POTENTIAL VEHICLE ACCIDENT.

Scope of coverage

5 model years across 1 models.

Model	Years on record
MACK HMM6856S	1977 1976 1975 1974 1973

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.