NHTSA Campaign 86V040000

SUSPENSION:FRONT:WHEEL BEARING

Issued by MACK TRUCKS, INCORPORATED · Reported Mar 10, 1986 · 50,100 vehicles affected

What's wrong

FRONT STEERING KNUCKLE THRUST BEARING MAY SHATTER INTO PIECES DUE TO IMPROPER HEAT TREATMENT. CONSEQUENCE OF DEFECT: FAILURE OF THE BEARING MAY AFFECT STEERING CONTROL. IF BEARING DISINTEGRATES, IT WOULD RESULT IN INCREASE STEERING DRAG AND/OR CAUSE STEERING LOCK UP WITH LOSS OF CONTROL WHICH COULD LEAD TO AN ACCIDENT.

Remedy

REPLACE DEFECTIVE THRUST BEARINGS.

Vehicles affected by this recall

Make Model Year Units
MACK MACK 1982 50,100
MACK MACK 1983 50,100
MACK MACK 1984 50,100
MACK MACK 1985 50,100

Source: NHTSA Campaign 86V040000 on nhtsa.gov. To check the current repair status for a specific vehicle, use our free VIN decoder.