NHTSA Campaign 90V121000
SERVICE BRAKES, AIR:CONTROLS, PEDALS AND LINKAGES
Issued by FORD MOTOR COMPANY · Reported Jun 25, 1990 · 15,260 vehicles affected
What's wrong
SECONDARY SERVICE RESERVOIR AIR CHECK VALVES MAY NOT SEAT PROPERLY DUE TO A MECHANICAL INTERFERENCE CONDITION BETWEEN A CIRCULAR BRASS GUIDE AND THE WALL OF A CYLINDRICAL FERRULE IN WHICH THE BRASS GUIDE IS INTENDED TO MOVE FREELY.
Consequence
IN THE EVENT OF PRESSURE LOSS IN THE SUPPLY RESERVOIR,A DEFECTIVE CHECK VALVE WOULD ALLOW PRESSURE EQUALIZATION BETWEEN PRIMARY ANDSECONDARY SERVICE RESERVOIRS, PRESENTING THE POTENTIAL FOR LOSS OR ABSENCE OFFRONT BRAKING ABILITY, WHICH COULD CAUSE LOSS OF CONTROL AND AN ACCIDENT.
Remedy
INSTALL REVISED DESIGN SECONDARY SERVICE RESERVOIR CHECK VALVE COMPONENTS.
Vehicles affected by this recall
| Make | Model | Year | Units |
|---|---|---|---|
| FORD | L8000 | 1989 | 15,260 |
| FORD | L8000 | 1990 | 15,260 |
| FORD | L9000 | 1989 | 15,260 |
| FORD | L9000 | 1990 | 15,260 |
| FORD | LA9000 | 1989 | 15,260 |
| FORD | LA9000 | 1990 | 15,260 |
| FORD | LL9000 | 1989 | 15,260 |
| FORD | LL9000 | 1990 | 15,260 |
| FORD | LN7000 | 1989 | 15,260 |
| FORD | LN7000 | 1990 | 15,260 |
| FORD | LN8000 | 1989 | 15,260 |
| FORD | LN8000 | 1990 | 15,260 |
| FORD | LN9000 | 1989 | 15,260 |
| FORD | LN9000 | 1990 | 15,260 |
| FORD | LNT8000 | 1989 | 15,260 |
| FORD | LNT8000 | 1990 | 15,260 |
| FORD | LNT9000 | 1989 | 15,260 |
| FORD | LNT9000 | 1990 | 15,260 |
| FORD | LS8000 | 1989 | 15,260 |
| FORD | LS8000 | 1990 | 15,260 |
| FORD | LS9000 | 1989 | 15,260 |
| FORD | LS9000 | 1990 | 15,260 |
| FORD | LT8000 | 1989 | 15,260 |
| FORD | LT8000 | 1990 | 15,260 |
| FORD | LT9000 | 1989 | 15,260 |
| FORD | LT9000 | 1990 | 15,260 |
| FORD | LTA9000 | 1989 | 15,260 |
| FORD | LTA9000 | 1990 | 15,260 |
| FORD | LTL9000 | 1989 | 15,260 |
| FORD | LTL9000 | 1990 | 15,260 |
| FORD | LTS8000 | 1989 | 15,260 |
| FORD | LTS8000 | 1990 | 15,260 |
| FORD | LTS9000 | 1989 | 15,260 |
| FORD | LTS9000 | 1990 | 15,260 |
Source: NHTSA Campaign 90V121000 on nhtsa.gov. To check the current repair status for a specific vehicle, use our free VIN decoder.