The defect
THESE TRUCKS WERE NOT BUILT WITH INVERSION VALVES DUE TO A PROGRAMMING ERROR. THE INVERSION VALVE PROVIDES MODULATED SPRING BRAKE APPLICATION DURING EMERGENCY BRAKING WHEN THE "A" PORTION OF THE AIR BRAKE SYSTEM HAS FAILED.
The risk
IN AN EMERGENCY SITUATION, THE BRAKE SYSTEM WOULD NOT WORK PROPERLY INCREASING THE POTENTIAL FOR A VEHICLE ACCIDENT.
The remedy
DEALERS WILL INSTALL AN INVERSION VALVE IN THESE VEHICLES.
NHTSA's own wording · initiated by MFR
Vehicles covered
| Model | Model years |
|---|---|
| Western Star Conventional | 1996 |
Components: SERVICE BRAKES, AIR
Model years in this recall
NHTSA complaints and the number of recall campaigns for each model year this recall covers.
| Model | Year | Complaints | Recalls |
|---|---|---|---|
| Western Star Conventional | 1996 | 1 | 3 |
Other service brakes, air recalls in 1996
8 of the 297 recall campaigns reported to NHTSA in 1996 concerned the service brakes, air; WESTERN STAR TRUCKS, INC. filed 38 campaigns in all.
| 96V200000 15 Oct 1996 | FORD MOTOR COMPANY |
| 96V163000 3 Sept 1996 | MONON TRAILER, INC. |
| 96V101000 17 Jun 1996 | PIERCE MANUFACTURING,INC. |
| 96V068000 19 Apr 1996 | BLUE BIRD BODY COMPANY |
| 96V095000 23 Mar 1996 | VOLVO TRUCKS NORTH AMERICA INC |
| 96V043000 4 Mar 1996 | FREIGHTLINER CORPORATION |
| 96V021000 29 Jan 1996 | THOMAS BUILT BUSES, INC. |
NHTSA recalls (public domain) · all recalls of 1996