NHTSA Campaign Id 88V197000; Date: Dec. 28, 1988
If this occurs when vehicle is parked on an incline,vehicle could roll down the incline and result in an accident or personalinjury.
1988 Oshkosh V815
Component: Parking Brake
Manufactured by: Oshkosh Truck Corporation
Affected Units:: 82
Due to improperly assembled parking brake hydraulic system, in cold weather high oil back pressure may occur; when engine is started partial or full release of parking brake may automatically occur.
Install a new hydraulic hose and fittings to eliminate the back pressure from the signal port which would preclude any false signal to the parking brake.
System: parking brake. Vehicle description: heavy duty trucks.
Date Owners notified by Manufacturer: Dec 23, 1988
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