12Affected configurations shown6,673Potential units affected—Latest completion context
What can happen
Safety consequence
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.
What fixes it
Official remedy
DEALER WILL INSPECT AND RETORQUE PITMAN ARM, IF NECESSARY, AT NO COST TO OWNER.
Recall lifecycle
Repair completion history
Campaign-level completion reporting. This does not determine whether a particular VIN has been repaired.
Latest reported completion: available in the live DOT record.
Affected vehicles
Vehicle configurations connected to 79V137000
1979 MACK RWLOpen vehicle record →1979 MACK RWSOpen vehicle record →1979 MACK WSOpen vehicle record →1979 MACK WLOpen vehicle record →1978 MACK WLOpen vehicle record →1978 MACK WSOpen vehicle record →1978 MACK RWSOpen vehicle record →1978 MACK RWLOpen vehicle record →1977 MACK RWSOpen vehicle record →1977 MACK RWLOpen vehicle record →1977 MACK WSOpen vehicle record →1977 MACK WLOpen vehicle record →
Owner action
Campaign pages describe the public recall record. To determine whether your specific vehicle has an unrepaired recall, use your VIN and verify the current status through NHTSA.