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NHTSA Campaign 89V079000

SUSPENSION:FRONT

Issued by MACK TRUCKS, INCORPORATED · Reported May 15, 1989 · 100 vehicles affected

What's wrong

TORQUE ROD BOLTS ARE GRADE 2 INSTEAD OF GRADE 5, WHICH IS NOT TO SPECIFICATION, AND COULD FAIL.

Consequence

BOLT FAILURE COULD ALLOW THE REAR AXLE TO SHIFT; THISCOULD ADVERSELY AFFECT TRUCK CONTROL AND COULD RESULT IN A CRASH.

Remedy

REPLACE TORQUE ROD BOLTS WITH BOLTS OF THE PROPER SPECIFICATION.

Vehicles affected by this recall

Make Model Year Units
MACK MH 1989 100
MACK R SERIES 1989 100
MACK RW SERIES 1989 100

Source: NHTSA Campaign 89V079000 on nhtsa.gov. To check the current repair status for a specific vehicle, use our free VIN decoder.