NHTSA Campaign 93V137000

ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN

Issued by MACK TRUCKS, INCORPORATED · Reported Aug 20, 1993 · 11,000 vehicles affected

What's wrong

THE ENGINE COOLING FAN BLADES MAY BREAK DUE TO INADEQUATE BLADE STRENGTH AROUND THE RIVETS THAT ATTACH THE BLADES TO THE FAN SPIDER.

Consequence

IF COMPLETE FRACTURE OF THE FAN BLADE OCCURS, IT COULDBE PROPELLED OUTSIDE THE FAN SHROUD, INJURING PERSON(S) IN THE VICINITY OFTHE TRUCK.

Remedy

AN IMPROVED FAN WILL BE INSTALLED ON THESE VEHICLES.

Vehicles affected by this recall

Make Model Year Units
MACK CH 1991 11,000
MACK CH 1992 11,000
MACK CH 1993 11,000
MACK FDM 1991 11,000
MACK FDM 1992 11,000
MACK FDM 1993 11,000

Source: NHTSA Campaign 93V137000 on nhtsa.gov. To check the current repair status for a specific vehicle, use our free VIN decoder.