MACK: FM SERIES: SUSPENSION:REAR:SPRINGS:LEAF SPRING ASSEMBLY
| NHTSA Campaign Number: | 84V036000 |
| Vehicle/Equipment Make: | MACK TRUCKS, INCORPORATED |
| Vehicle/Equipment Model: | FM SERIES |
| Model Year: | 1978 |
| Manufacturer Component Description: | SUSPENSION:REAR:SPRINGS:LEAF SPRING ASSEMBLY |
| Manufacturers Involved in Recall: | MACK TRUCKS, INC |
| Manufacturered: | 19781001 - 19820501 |
| Type of Report: | V (Vehicle, Equipment or Tire) |
| Potential Number of Units Affected: | 3421 |
| Recall Initiated By: | ODI |
| Manufacturer Responsible For Recall: | MACK TRUCKS, INCORPORATED |
| Report Received Date: | 19840323 |
| Record Creation Date: | 19840411 |
Defect Summary:
SPRING SEAT CAN DEFORM, WHICH CAUSES A DECREASE IN THE CLAMPING FORCE IN THE SUSPENSION ASSEMBLY. LOSS OF CLAMPING FORCE MAY BRING ABOUT AXLE MISALIGNMENT OR AXLE HOUSING FAILURE.
Corrective Summary:
THE AXLE HOUSING WILL BE INSPECTED AND REPLACED, IF NECESSARY. THE SPRING SEATS WILL ALSO BE REPLACED.
Notes:
VEHICLE DESCRIPTION: HEAVY TRUCKS.SYSTEM: SUSPENSION; REAR SPRING SEAT.CONSEQUENCES OF DEFECT: LOSS OF VEHICLE CONTROL COULD OCCUR WITHOUT WARNING,POSSIBLY RESULTING IN AN ACCIDENT.