NHTSA Campaign Id 77V116000; Date: Aug. 3, 1977
Recalled Vehicles:1975 Peterbilt Peterbilt; 1976 Peterbilt Peterbilt
Component: Parking Brake:driveline:air
Manufactured by: Paccar, Incorporated
Affected Units:: 207
Recall Summary:The involved vehicles have 10 degree wedges in the parking brake system, which may not be adequate to hold a loaded vehicle on a steep grade. This deficiency may lead to failure of the parking brakes.
How to Fix:Dealer will replace the 10 degree wedge with a 12 degree wedge to reduce the chances of parking brake failure.
Recall Notes:Vehicle description: trucks equipped with rockwell rda stop master ii wedgebrakes. System: parking brakes; operating wedge. Consequences of defect: failure of the parking brakes would allow the vehicleto roll free when left unattended on a steep grade. This could cause seriousinjury and damage to people and property.
Date Owners notified by Manufacturer: Sep 7, 1977
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