GMC SM5500 1968: SERVICE BRAKES, HYDRAULIC:POWER ASSIST

General Information

NHTSA Campaign ID Number: 67V088000

Make Model Year
GMC SM5500 1968
Date Owners Notified Date Received by ODI Date Added to Database
1967-10-09 1967-10-09 1979-10-12

Manufacturers Involved: General Motors, LLC

Component: SERVICE BRAKES, HYDRAULIC:POWER ASSIST

Potential Number Of Units Affected: 4589

Report Initiator: MFR MFR Report

Notes

POSSIBILITY THAT AN IMPROPERLY SPOT WELDED POWER BRAKE BOOSTER DIAPHRAGM PLATE COULD RESULT IN A SEPARATION OF THE DIAPHRAGM FORM THE PLATE.THIS CONDITION COULD CAUSE A LOSS OF POWER ASSIST WHEN BRAKING, RESULTING IN HIGHER THAN NORMAL BRAKE PEDAL EFFORT.'INSTALL A NEW DIAPHRAGM PLATE ASSEMBLY.'