NHTSA Campaign 79V164000

STEERING: STEERING WHEEL/HANDLE BAR

Issued by MACK TRUCKS, INCORPORATED · Reported Jul 9, 1979 · 4,640 vehicles affected

What's wrong

THE FLANGE HEAD PINCH BOLTS USED IN THE YOKES OF THE STEERING SHAFT ASSEMBLIES MAY HAVE BEEN OVERSTRESSED DUE TO THE BOLTS NOT BEING TIGHTENED TO SPECIFICATIONS. AS A RESULT, THE PINCH BOLTS COULD BREAK WHILE IN SERVICE.

Remedy

FLANGE HEAD PINCH BOLTS WILL BE REPLACED WITH STANDARD GRADE 8 FASTENERS WITHOUT CHARGE TO OWNER.

Vehicles affected by this recall

Make Model Year Units
MACK RL 1979 4,640
MACK RS 1979 4,640
MACK RWL 1979 4,640
MACK RWS 1979 4,640
MACK WL 1979 4,640
MACK WS 1979 4,640

Source: NHTSA Campaign 79V164000 on nhtsa.gov. To check the current repair status for a specific vehicle, use our free VIN decoder.