1979 WESTERN WS SERIES Recall - Campaign #81V087000

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1979 WESTERN WS SERIES RECALL - #81V087000

RECALL FOR ENGINE AND ENGINE COOLING : ENGINE

DUE TO A DEFICIENCY IN MATERIAL STRENGTH, THE FRONT ENGINE SUPPORT BRACKETS ON THE INVOLVED VEHICLES MAY DEVELOP CRACKS THAT COULD LEAD TO BRACKET FAILURE. THIS WOULD CAUSE THE ENGINE TO DROP DOWN INTO THE RADIATOR, DAMAGING THE SHROUD, ENGINE FAN, AND OTHER ASSOCIATED PARTS. THE ENGINE THROTTLE COULD BE PULLED INTO FULL GOVERNED POSITION.

Information provided by the National Highway Traffic Safety Administration.

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Vehicle 1979 WESTERN WS SERIES Manufacturer MACK TRUCKS, INCORPORATED Manufactured between 4/1/1978 - 7/1/1981 Recalled on 7/17/1981 Influenced by MACK TRUCKS, INCORPORATED Owners Notified on 10/12/1982 # Affected 15,000 Recalled for ENGINE AND ENGINE COOLING:ENGINE   Description DUE TO A DEFICIENCY IN MATERIAL STRENGTH, THE FRONT ENGINE SUPPORT BRACKETS ON THE INVOLVED VEHICLES MAY DEVELOP CRACKS THAT COULD LEAD TO BRACKET FAILURE. THIS WOULD CAUSE THE ENGINE TO DROP DOWN INTO THE RADIATOR, DAMAGING THE SHROUD, ENGINE FAN, AND OTHER ASSOCIATED PARTS. THE ENGINE THROTTLE COULD BE PULLED INTO FULL GOVERNED POSITION. Consequences Corrective action THE EXISTING SUPPORT BRACKETS WILL BE REPLACED WITH BRACKETS MADE OF DUCTILE IRON, AT NO CHARGE TO OWNER. Notes VEHICLE DESCRIPTION: TRUCKS.SYSTEM: STRUCTURE; FRONT ENGINE SUPPORT BRACKETS.CONSEQUENCES OF DEFECT: WITH THE THROTTLE LOCKED IN THIS POSITION, THE DRIVERWOULD HAVE NO CONTROL OVER VEHICLE SPEED. LOSS OF VEHICLE CONTROL AND ANACCIDENT COULD FOLLOW. See also 1979 WESTERN WS SERIES Recall for ELECTRICAL SYSTEM, WIRING, FRONT UNDERHOOD 1979 WESTERN WS SERIES Recall for SEAT BELTS, FRONT, ANCHORAGE 1979 WESTERN WS SERIES Recall for SUSPENSION, FRONT, SPRINGS, COIL SPRINGS 1979 WESTERN WS SERIES Recall for EQUIPMENT, OTHER, LABELS 1979 WESTERN WS SERIES Recall for SUSPENSION, REAR, SPRINGS 1979 WESTERN WS SERIES Recall for SUSPENSION, REAR, SPRINGS, LEAF SPRING ASSEMBLY