| NHTSA Campaign Number: |
98V003000 |
| Vehicle/Equipment Make: |
FREIGHTLINER |
| Vehicle/Equipment Model: |
FREIGHTLINER |
| Model Year: |
1997 |
| Manufacturer Campaign Number: |
|
| Manufacturer Component Description: |
PARKING BRAKE:CONVENTIONAL:AIR |
| Manufacturers Involved in Recall: |
FREIGHTLINER CORPORATION |
| Manufacturered: |
19970301 - 19971012 |
| Type of Report: |
V (Vehicle, Equipment or Tire) |
| Potential Number of Units Affected: |
2587 |
| Date Owner Notified By Manufacturer: |
19980304 |
| Recall Initiated By: |
19980304 |
| Manufacturer Responsible For Recall: |
FREIGHTLINER LLC |
| Report Received Date: |
19980105 |
| Record Creation Date: |
19980122 |
| Regulation Part Number: |
|
| Federal Motor Vehicle Safety Standard Number: |
|
| Defect Summary: |
VEHICLE DESCRIPTION: TRUCK/TRAILERS EQUIPPED WITH A HYDRAULIC PARKING BRAKE. A CASTING ERROR IN THE HYDRAULIC PARKING BRAKE RELAY VALVE CAUSES EXCESSIVE PRESSURE IN THE BRAKE SYSTEM WHICH CAN RESULT IN A HYDRAULIC HOSE SEPARATION. |
| Consequence Summary: |
IF THIS OCCURS, THE POWER STEERING ASSIST WILL BE LOST AND THE BRAKES WILL BE OPERATING FROM THE BACK-UP SYSTEM. |
| Corrective Summary: |
DEALERS WILL INSTALL A CHECK VALVE MODIFICATION KIT TO REDUCE THE SYSTEM PRESSURE. |