Parking brake: driveline: air
- Component
- Parking brake: driveline: air
- Manufacturer
- VOLVO GM HEAVY TRUCK CORP
- Vehicles affected
- 53
- Reported to NHTSA
- 1991-04-26
- Owners notified
- 1991-05-02
Defect description
THE BENDIX MV-2 PARKING CONTROL VALVE INSTALLED IN VEHICLES WITHOUT A DESICCANT STYLE AIR DRYER MAY EXPERIENCE A SEAL FAILURE. THIS FAILURE MAY ALLOW THE VALVE TO MOVE FROM THE PARK POSITION TO THE RELEASE POSITION, ALLOWING THE PARKING BRAKES TO RELEASE.
Safety risk
RELEASE OF THE PARKING BRAKES WHILE THE VEHICLE ISUNATTENDED OR WITHOUT WARNING COULD RESULT IN A VEHICLE ACCIDENT.
Manufacturer remedy
REBUILD THE BENDIX MV-2 PARKING CONTROL VALVE.