Auto Recalls for Consumers

1972 MACK DMM Recall - Campaign #77V173000

 
Auto Recalls For Consumers

1972 MACK DMM RECALL - #77V173000

RECALL FOR ENGINE AND ENGINE COOLING : COOLING SYSTEM : FAN

THE FLEX BLADE FANS ON THE INVOLVED VEHICLES MAY DEVELOP CRACKS IN THE LAMINATED STIFFENER AS A RESULT OF FATIGUE DURING OPERATION. IF SUCH A CONDITION EXISTS AND THE CRACKS GO UNDETECTED, CONTINUED OPERATION COULD CAUSE PIECES OF THE STIFFENER TO BREAK OFF.

Information provided by the National Highway Traffic Safety Administration.

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Vehicle 1972 MACK DMM
Manufacturer MACK TRUCKS, INCORPORATED
Manufactured between 1/1/1900 - 1/1/1900
Recalled on 10/12/1979
Influenced by OFFICE OF DEFECTS INVESTIGATION
Owners Notified on 3/23/1978
# Affected 48,000
Recalled for ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN
Description THE FLEX BLADE FANS ON THE INVOLVED VEHICLES MAY DEVELOP CRACKS IN THE LAMINATED STIFFENER AS A RESULT OF FATIGUE DURING OPERATION. IF SUCH A CONDITION EXISTS AND THE CRACKS GO UNDETECTED, CONTINUED OPERATION COULD CAUSE PIECES OF THE STIFFENER TO BREAK OFF.
Consequences
Corrective action DEALER WILL REPLACE THE ORIGINAL FAN WITH A STEEL FIXED BLADE FAN, FREE OF CHARGE.
Notes VEHICLE DESCRIPTION: TRUCKS EQUIPPED WITH SIX-CYLINDER ENGINES.SYSTEM: ENGINE COOLING; FAN.CONSEQUENCES OF DEFECT: BROKEN PIECES CAN BE PROPELLED OUTSIDE OF THE FANSHROUD AND WILL PRESENT AN IMMEDIATE DANGER AND POSSIBLE INJURY TO PERSONSSTANDING NEARBY.NOTE: PRIOR TO CORRECTION, VEHICLE SHOULD NOT BE SERVICED WITH THE HOOD RAISEDAND THE ENGINE RUNNING.
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