WHITE GMC WCM 1989: PARKING BRAKE:DRIVELINE:AIR

General Information

NHTSA Campaign ID Number: 91V081000

Make Model Year
WHITE GMC WCM 1989
Date Owners Notified Date Received by ODI Date Added to Database
1991-05-02 1991-04-26 1991-05-31

Production Dates: 1988-03-01 - 1990-12-01

Manufacturers Involved: Volvo Trucks North America

Component: PARKING BRAKE:DRIVELINE:AIR

Potential Number Of Units Affected: 53

Report Initiator: ODI ODI Report

Summary

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.

Consequence

RELEASE OF THE PARKING BRAKES WHILE THE VEHICLE ISUNATTENDED OR WITHOUT WARNING COULD RESULT IN A VEHICLE ACCIDENT.

Remedy

REBUILD THE BENDIX MV-2 PARKING CONTROL VALVE.

Notes

SYSTEM: PARKING CONTROL VALVE.VEHICLE DESCRIPTION: HEAVY TRUCKS 33,000 LBS. GVWR AND GREATER.