MACK UNSPECIFIED 1984: SUSPENSION:FRONT:WHEEL BEARING
NHTSA Campaign ID Number: 86V040000
| Make | Model | Year |
|---|---|---|
| MACK | UNSPECIFIED | 1984 |
| Date Owners Notified | Date Received by ODI | Date Added to Database |
| 1987-01-08 | 1986-03-10 | 1986-03-24 |
Production Dates: 1982-05-01 - 1985-10-01
Manufacturers Involved: Mack Trucks, Inc.
Component: SUSPENSION:FRONT:WHEEL BEARING
Potential Number Of Units Affected: 50100
Report Initiator: MFR MFR Report
FRONT STEERING KNUCKLE THRUST BEARING MAY SHATTER INTO PIECES DUE TO IMPROPER HEAT TREATMENT. CONSEQUENCE OF DEFECT: FAILURE OF THE BEARING MAY AFFECT STEERING CONTROL. IF BEARING DISINTEGRATES, IT WOULD RESULT IN INCREASE STEERING DRAG AND/OR CAUSE STEERING LOCK UP WITH LOSS OF CONTROL WHICH COULD LEAD TO AN ACCIDENT.
REPLACE DEFECTIVE THRUST BEARINGS.
SYSTEM: STEERING KNUCKLE. VEHICLE DESCRIPTION: ALL MODELS EQUIPPED WITH A FA536, FA537, OR FA538 SERIES FRONT STEERING AXLE.
