OFFICIAL NHTSA RECALL
81V089000
Power Train:driveline
Reported Jul 14, 1981 · MACK TRUCKS, INCORPORATED
Summary
HOLES DRILLED IN THE REAR AXLE YOKES TO BALANCE THEM COULD CAUSE A FAILURE OF THE YOKE.
Consequence
Not supplied in the source record.
Remedy
VEHICLES WILL BE INSPECTED AND ALL DEFECTIVE YOKES WILL BE REPLACED WITH YOKES WITHOUT HOLES.
Notes
VEHICLE DESCRIPTION: TRUCKS.SYSTEM: SUSPENSION; REAR AXLE YOKE.CONSEQUENCES OF DEFECT: THE YOKE COULD FAIL WITHOUT WARNING DURING VEHICLEOPERATION, POSSIBLY CAUSING LOSS OF VEHICLE CONTROL AND AN ACCIDENT. ALSO, THEFAILURE COULD CAUSE SHRAPNEL TO BE PROPELLED OUTWARD FROM THE VEHICLE, INJURINGANYONE WITHIN CLOSE PROXIMITY.NOTE: THE FAILURE IS MOST LIKELY TO OCCUR WHEN THE VEHICLE IS FIRST STARTED ORWHILE DRIVING AT MODERATE OR HIGH SPEEDS IN A HEAVY TORQUE CONDITION.
This campaign page uses the representative official campaign record. Applicability-specific source variants appear on the linked vehicle pages. Recall counts refer to campaigns, not affected vehicles.
Vehicle entries in this campaign
This is model-level recall history. It does not confirm whether a particular VIN is affected or has received the repair. Check with NHTSA ↗