NHTSA Campaign Id 94V228000; Date: Nov. 21, 1994
This can result in increased engine idle and loss of power brake assist after depletion of the booster vacuum reserve.
1994 Chevrolet S10; 1994 GMC S15
Component: Service Brakes, Hydraulic:power Assist:vacuum:hoses, Lines/piping, And Fittings
Manufactured by: General Motors Corp.
Affected Units:: 30,263
A vacuum hose can detach from the power brake booster check valve as a result of engine backfire.
Dealers will install a clamp on the power brake booster assist.
System: brakes; hydraulic; power assist; check valve. Vehicle description: light duty pickup trucks equipped with 2. 2 l engines. Note: if the vehicle is presented to an authorized dealer on an agreed upon service date and the remedy is not provided free of charge within a reasonable time or the remedy does not correct the defect, please contact Chevrolet at1-800-222-1020, or GMC at 1-810-456-4547. Also, contact the national highway traffic safety administration's auto safety hotline at 1-800-424-9393.
Date Owners notified by Manufacturer: Dec 8, 1994
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