NHTSA Campaign Id 92V069000; Date: May. 13, 1992
Loss of air pressure in the housing of the brake chamberand the subsequent application of the spring brakes disables the truck withoutprior warning and could cause a vehicle accident.
Recalled Vehicles:1992 Kenworth Kenworth
Component: Service Brakes, Air:drum:chamber
Manufactured by: Paccar, Incorporated
Affected Units:: 1,500
Recall Summary:A crack in the die cast aluminum housing of the brake chamber causes a loss of air pressure in the chamber. Loss of air pressure causes the spring brakes to be applied.
How to Fix:Repair or replace the suspect mgm brake chambers.
Recall Notes:System: air brakes. Vehicle description: heavy trucks with mgm brake chambers, part numbers3430086, 3430087, 3430096, 3430097, 3431057, and 3431058.
Date Owners notified by Manufacturer: Jul 13, 1992
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