Steering: linkagesRecall 79V-137 · Mack vehicles
MACK TRUCKS, INCORPORATED recall 79V-137 covers 6,673 Mack vehicles for a steering: linkages problem, reported to NHTSA on June 1, 1979.
Source: NHTSA recall 79V137000 and manufacturer quarterly reports. Started by the manufacturer.
The problem
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.
The fix
DEALER WILL INSPECT AND RETORQUE PITMAN ARM, IF NECESSARY, AT NO COST TO OWNER.
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.
Recall repairs are free. Confirm whether this recall is open on your vehicle by entering its VIN at nhtsa.gov/recalls.