THE FLANGE HEAD PINCH BOLTS USED IN THE YOKES OF THE STEERING SHAFT ASSEMBLIES MAY HAVE BEEN OVERSTRESSED

— Recall Campaign #79V164000

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.

The recall was influenced by the manufacturer with about 4,640 units affected.


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NHTSA Safety Recall Notice

79V164000
NHTSA Logo
Manufacturer: Mack Trucks, Inc.
Recall date: July 09, 1979
NHTSA Campaign #: 79V164000
Units affected: 4,640

Description:
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.
Consequeces:
Corrective action:
FLANGE HEAD PINCH BOLTS WILL BE REPLACED WITH STANDARD GRADE 8 FASTENERS WITHOUT CHARGE TO OWNER.
Notes:
VEHICLE DESCRIPTION: TRUCKS.SYSTEM: STEERING; FLANGE HEAD PINCH BOLTS.CONSEQUENCES OF DEFECT: IF BREAKAGE OCCURS, LOSS OF STEERING CONTROL AND AVEHICLE ACCIDENT COULD OCCUR.

Affects the following: