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NHTSA Campaign 77V149000

WHEELS:MULTI PIECE

Issued by MACK TRUCKS, INCORPORATED · Reported Sep 19, 1977 · 250 vehicles affected

What's wrong

THE FRONT WHEEL ALUMINUM HUBS ON THE INVOLVED VEHICLES MAY BE SUBJECT TO CRACKS WHICH MAY PROGRESS CIRCUMFERENTIALLY AROUND THE BARREL OF THE HUB. THIS COULD LEAD TO A FRACTURE IN THE "BARREL" POSITION OF THE HUB AND COMPLETE HUB FAILURE.

Remedy

DEALER WILL INSTALL STEEL HUBS IN PLACE OF ALUMINUM HUBS WITHOUT CHARGE TO OWNER.

Vehicles affected by this recall

Make Model Year Units
MACK RL 1976 250
MACK RL 1977 250
MACK RS 1976 250
MACK RS 1977 250
MACK WL 1976 250
MACK WL 1977 250
MACK WS 1976 250
MACK WS 1977 250

Source: NHTSA Campaign 77V149000 on nhtsa.gov. To check the current repair status for a specific vehicle, use our free VIN decoder.