Steering: linkagesRecall 81V-086 · Mack vehicles
MACK TRUCKS, INCORPORATED recall 81V-086 covers 100 Mack vehicles for a steering: linkages problem, reported to NHTSA on July 8, 1981.
Source: NHTSA recall 81V086000 and manufacturer quarterly reports. Started by the manufacturer.
The problem
THE INVOLVED TRUCKS HAVE PITMAN ARMS WITH TIMING MARKS AND SERRATIONS LOCATED 8 DEGREES OUT OF PROPER ALIGNMENT. WHEN THE CHASSIS IS RAISED TO THE MAXIMUM CONDITION WITH THE WHEELS SUSPENDED OR DROPPED INTO A DEEP HOLE, THE PITMAN ARM AND DRAG LINK CAN GO INTO TOGGLE POSITION.
The fix
UPON INSPECTION, ALL DEFECTIVE PITMAN ARMS WILL BE REPLACED WITH PROPERLY TIMED ARMS.
VEHICLE DESCRIPTION: TRUCKS EQUIPPED WITH LEFT HAND STEERING AND 9QC3239-P3PITMAN ARM.SYSTEM: STEERING; STEERING GEAR LEVER (PITMAN ARM).CONSEQUENCES OF DEFECT: UNDER THESE CONDITIONS THE STEERING WOULD LOCK,RESULTING IN LOSS OF VEHICLE CONTROL AND, POSSIBLY, AN ACCIDENT.
Recall repairs are free. Confirm whether this recall is open on your vehicle by entering its VIN at nhtsa.gov/recalls.
Vehicles in this recall
Built from January 1, 1981 to June 1, 1981. Not every vehicle in these model years is included; check by VIN.