NHTSA Campaign 00X001000

SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:CALIPER

Issued by GENERAL MOTORS CORP. · Reported May 23, 2000 · 777,873 vehicles affected

What's wrong

THIS IS NOT A SAFETY RECALL IN ACCORDANCE WITH THE SAFETY ACT. HOWEVER, IT IS DEEMED A SAFETY IMPROVEMENT CAMPAIGN BY THE AGENCY. VEHICLE DESCRIPTION: 1/2 TON LIGHT DUTY PICKUP TRUCKS. ON CERTAIN TRUCKS, FAILURE TO FOLLOW THE SERVICE PROCEDURE SET FORTH IN THE SERVICE MANUAL FOR REMOVAL OF THE FRONT BRAKE CALIPER CAN RESULT IN MOVEMENT OF THE FRONT BRAKE HOSE RELATIVE TO ITS KNUCKLE MOUNTING BRACKET. IF THIS MOVEMENT RESULTS IN INCREASED LENGTH BETWEEN THE BRACKET AND THE BANJO FITTING THAT ATTACHES TO THE BRAKE CALIPER, IT IS POSSIBLE FOR THE BRAKE HOSE TO COME IN CONTACT WITH THE WHEEL RIM.

Consequence

THIS CONTACT WITH THE WHEEL RIM COULD, IN TIME, CAUSE THE BRAKE HOSE TO BECOME WORN TO THE POINT THAT BRAKE FLUID LEAKAGE COULD OCCUR. IF THIS OCCURRED, LOSS OF FRONT BRAKES IS POSSIBLE.

Remedy

DEALERS WILL ATTACH A NOTICE LABEL TO THE FRONT BRAKE HOSES STATING THAT THE CALIPERS MUST BE SUPPORTED WHEN REMOVED.

Vehicles affected by this recall

Make Model Year Units
CHEVROLET SILVERADO 1999 777,873
CHEVROLET SILVERADO 2000 777,873
GMC SIERRA 1999 777,873
GMC SIERRA 2000 777,873

Source: NHTSA Campaign 00X001000 on nhtsa.gov. To check the current repair status for a specific vehicle, use our free VIN decoder.