The defect
FOOT CONTROLLED BRAKE VALVE MAY MALFUNCTION BY ALLOWING AIR PRESSURE TO BYPASS CONTROL PISTON O RING.
The risk
THESE CONDITIONS COULD CAUSE OVERLY AGGRESSIVE TRUCKBRAKING DURING NORMAL BRAKE APPLICATIONS CREATING THE POTENTIAL FOR A VEHICLECRASH.
The remedy
REPAIR SO AS TO PREVENT BRAKE VALVE MALFUNCTION.
NHTSA's own wording · initiated by MFR
Vehicles covered
| Model | Model years |
|---|---|
| Autocar | 1983, 1984, 1985, 1986, 1987 |
| White Truck | 1983, 1984, 1985, 1986, 1987 |
Components: SERVICE BRAKES, AIR:CONTROLS:FOOT CONTROL/VALVE
Model years in this recall
NHTSA complaints and the number of recall campaigns for each model year this recall covers.
| Model | Year | Complaints | Recalls |
|---|---|---|---|
| Autocar | 1983 | 0 | 4 |
| Autocar | 1984 | 0 | 4 |
| Autocar | 1985 | 0 | 5 |
| Autocar | 1986 | 1 | 4 |
| Autocar | 1987 | 1 | 3 |
| White Truck | 1983 | 0 | 4 |
| White Truck | 1984 | 0 | 6 |
| White Truck | 1985 | 0 | 6 |
| White Truck | 1986 | 1 | 4 |
| White Truck | 1987 | 0 | 6 |
Other service brakes, air recalls in 1987
12 of the 197 recall campaigns reported to NHTSA in 1987 concerned the service brakes, air; VOLVO GM HEAVY TRUCK CORP filed 52 campaigns in all.
| 87V174000 12 Nov 1987 | THOMAS BUILT BUSES, INC. |
| 87V160000 14 Oct 1987 | MAZDA (NORTH AMERICA),INC |
| 87V158000 6 Oct 1987 | VOLKSWAGEN OF AMERICA,INC |
| 87V147000 15 Sept 1987 | FREIGHTLINER CORP. |
| 87V130000 14 Aug 1987 | HOLIDAY RAMBLER CORP. |
| 87V123000 5 Aug 1987 | ESTABLISHMENT INDUSTRIES |
| 87V121000 3 Aug 1987 | GENERAL MOTORS CORP. |
| 87V112000 20 Jul 1987 | GENERAL MOTORS CORP. |
NHTSA recalls (public domain) · all recalls of 1987