NHTSA Campaign Id 67V088000; Date: Oct. 9, 1967
1968 Chevrolet CA40; 1968 Chevrolet CA50; 1968 Chevrolet CA60; 1968 GMC EG5500; 1968 GMC EG6500; 1967 GMC EM4500; 1968 GMC EM4500; 1967 GMC EM5500; 1968 GMC EM6500; 1967 GMC ES4500; 1967 GMC ES5500; 1968 GMC ES5500; 1968 GMC ES6500; 1967 GMC SG5500; 1967 GMC SM5500; 1968 GMC SM5500; 1967 GMC SS5500; 1968 GMC SS5500
Component: Service Brakes, Hydraulic:power Assist
Manufactured by: General Motors Corp.
Affected Units:: 4,589
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. )
Date Owners notified by Manufacturer: Oct 9, 1967
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