MACK FWS 1979: STEERING:GEAR BOX:SHAFT PITMAN
NHTSA Campaign ID Number: 83V121000
| Make | Model | Year |
|---|---|---|
| MACK | FWS | 1979 |
| Date Owners Notified | Date Received by ODI | Date Added to Database |
| 1984-04-13 | 1983-11-18 | 1983-12-07 |
Production Dates: 1978-01-01 - 1979-03-01
Manufacturers Involved: Mack Trucks, Inc.
Component: STEERING:GEAR BOX:SHAFT PITMAN
Potential Number Of Units Affected: 1377
Report Initiator: MFR MFR Report
MOUNTING OF THE PITMAN ARM MAY LOOSEN AND LEAD TO EXCESSIVE WEAR IN EITHER THE PITMAN ARM SPLINES OR THE STEERING GEAR SHAFT SPLINES, OR BOTH. THIS CONDITION IS DUE TO INCORRECT TIGHTENING OF THE MOUNTING SCREWS DURING ASSEMBLY.
THE DEALER WILL INSPECT AND PROPERLY TIGHTEN THE PITMAN ARM RETAINING SCREWS.
VEHICLE DESCRIPTION: HEAVY TRUCKS.SYSTEM: STEERING; PITMAN ARM.CONSEQUENCES OF DEFECT: LOOSENESS IN THE STEERING LINKAGE MAY RESULT IN LOSS OFSTEERING CONTROL AND THE POSSIBILITY OF A VEHICLE ACCIDENT.
