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NHTSA Campaign 81V086000

STEERING:LINKAGES

Issued by MACK TRUCKS, INCORPORATED · Reported Jul 8, 1981 · 100 vehicles affected

What's wrong

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.

Remedy

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

Vehicles affected by this recall

Make Model Year Units
MACK R600 1981 100
MACK R700 1981 100
MACK RD400 1981 100
MACK RD600 1981 100

Source: NHTSA Campaign 81V086000 on nhtsa.gov. To check the current repair status for a specific vehicle, use our free VIN decoder.