MACK MS250P 1983: STEERING:GEAR BOX (OTHER THAN RACK AND PINION)
NHTSA Campaign ID Number: 83V101000
Make | Model | Year |
---|---|---|
MACK | MS250P | 1983 |
Date Owners Notified | Date Received by ODI | Date Added to Database |
1984-01-03 | 1983-09-27 | 1983-10-24 |
Production Dates: 1982-10-01 - 1983-08-01
Manufacturers Involved: Mack Trucks, Inc.
Component: STEERING:GEAR BOX (OTHER THAN RACK AND PINION)
Potential Number Of Units Affected: 1486
Report Initiator: MFR MFR Report
BOLTED INSTALLATION OF THE STEERING GEAR HOUSING HAS A TENDENCY TO LOOSEN IN SERVICE. THIS IS DUE TO A BACKWARD INSTALLATION OF THE LOCKWASHERS, WHICH ARE BELLVILLE TYPE, AND A RESULTANT INCORRECT TORQUE ON THE BOLTS.
ALL RECALLED VEHICLES WILL HAVE BELLVILLE TYPE LOCKWASHERS AT STEERING GEAR HOUSING ATTACH POINTS REPLACED WITH STANDARD SPLIT-TYPE LOCKWASHERS.
VEHICLE DESCRIPTION: TRUCKS.SYSTEM: STEERING SYSTEM; STEERING GEAR MOUNTING HARDWARE.CONSEQUENCES OF DEFECT: LOOSENING OF THE STEERING GEAR HOUSING MAY RESULT INERRATIC STEERING AND POSSIBLY AN ACCIDENT.