Mack Recall 81V086000: Steering, Linkages

NHTSA recall 81V086000 · announced July 8, 1981 · filed by Mack Trucks, Incorporated · 100 units affected

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.

What to do

UPON INSPECTION, ALL DEFECTIVE PITMAN ARMS WILL BE REPLACED WITH PROPERLY TIMED ARMS.

Official NHTSA recall notice →

Notes

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.

Vehicles covered by this recall

• 1981 Mack R600
• 1981 Mack R700
• 1981 Mack Rd400
• 1981 Mack Rd600

Source: National Highway Traffic Safety Administration public recall data. This page reports official records and is not legal, medical, or repair advice.