THE SPRING SEAT PLATE, LOCATED BETWEEN THE AXLE HOUSING AND THE SUSPENSION SPRINGS
— Recall Campaign #79V171000
THE SPRING SEAT PLATE, LOCATED BETWEEN THE AXLE HOUSING AND THE SUSPENSION SPRINGS, MAY DEFORM DUE TO SPRING BENDING. AS A RESULT, THE CLAMPING FORCE IN THE ASSEMBLY MAY BE REDUCED. LOSS OF CLAMPING FORCE COULD CAUSE SPRING FAILURE AND THE AXLE WILL DISLOCATE. ALSO, THE TIRE COULD COME INTO CONTACT WITH THE SPRING.
The recall was influenced by the manufacturer with about 1,706 units affected.
NHTSA Safety Recall Notice
79V171000
| Manufacturer: | Mack Trucks, Inc. |
|---|---|
| Recall date: | July 12, 1979 |
| NHTSA Campaign #: | 79V171000 |
| Units affected: | 1,706 |
- Description:
- THE SPRING SEAT PLATE, LOCATED BETWEEN THE AXLE HOUSING AND THE SUSPENSION SPRINGS, MAY DEFORM DUE TO SPRING BENDING. AS A RESULT, THE CLAMPING FORCE IN THE ASSEMBLY MAY BE REDUCED. LOSS OF CLAMPING FORCE COULD CAUSE SPRING FAILURE AND THE AXLE WILL DISLOCATE. ALSO, THE TIRE COULD COME INTO CONTACT WITH THE SPRING.
- Consequeces:
- Corrective action:
- THE DEALER WILL REPLACE THE EXISTING SPRING SEAT WITH A NEWLY FABRICATED SEAT WHICH IS WELDED TO THE HOUSING. AN IMPROVED SPRING CLAMPING PLATE AND NEW SPRINGS WILL ALSO BE INSTALLED WITHOUT CHARGE.
- Notes:
- VEHICLE DESCRIPTION: TRUCKS.SYSTEM: SUSPENSION; REAR AXLE ASSEMBLY.CONSEQUENCES OF DEFECT: LOSS OF VEHICLE CONTROL AND AN ACCIDENT COULD RESULTDUE TO DISLOCATION OF AXLE AND TIRE TO SPRING INTERFERENCE.