MACK: MACK: SUSPENSION:REAR:SPRINGS:AIR SUSPENSION SYSTEM
| NHTSA Campaign Number: | 87V010000 |
| Vehicle/Equipment Make: | MACK TRUCKS, INCORPORATED |
| Vehicle/Equipment Model: | MACK |
| Model Year: | 1982 |
| Manufacturer Component Description: | SUSPENSION:REAR:SPRINGS:AIR SUSPENSION SYSTEM |
| Manufacturers Involved in Recall: | MACK TRUCKS, INC |
| Manufacturered: | 19711101 - 19870201 |
| Type of Report: | V (Vehicle, Equipment or Tire) |
| Potential Number of Units Affected: | 5235 |
| Date Owner Notified By Manufacturer: | 19870209 |
| Recall Initiated By: | ODI |
| Manufacturer Responsible For Recall: | MACK TRUCKS, INCORPORATED |
| Report Received Date: | 19870209 |
| Record Creation Date: | 19870213 |
Defect Summary:
CROSSMEMBER CAN BE OVERSTRESSED AND CAN FAIL, ALLOWING THE BROKEN CROSSMEMBER TO PROTUDE ABOVE THE TOP OF THE FRAME AND INTERFERE WITH CHASSIS COMPONENTS.
Consequence Summary:
TRAILER HANDLING COULD BE AFFECTED DURING TURNINGMANEUVERS WHICH COULD RESULT IN LOSS OF TRUCK CONTROL AND A CRASH. ALSO, ACOMPLETELY SEPARATED CROSSMEMBER COULD AFFECT HEIGHT OF SUSPENSION AIR SPRINGSAND THE RESULTING LEAN COULD RESULT IN LOSS OF CONTROL.
Corrective Summary:
INSTALLATION OF A BOLTED DOUBLE PLATE TYPE CROSSMEMBER TO REPLACE THE STANDARD CHANNEL TYPE CROSSMEMBER.
Notes:
SYSTEM: REAR CROSSMEMBER WITH NEWAY AIR SUSPENSION.VEHICLE DESCRIPTION: HEAVY DUTY TRUCKS:DM,F,FM,MC,MCE,MH,MR,R,RD,RS,RL,RW,RWL,RWS AND U MODELS EQUIPPED WITH NEWAY AIRRIDE DRIVE AXLE SUSPENSION.