NHTSA Campaign Id 85V110000; Date: Sep. 11, 1985
1985 Chevrolet C6; 1985 Chevrolet C7; 1985 GMC C6; 1985 GMC C7
Component: Fuel System, Gasoline:fuel Injection System:fuel Rail
Manufactured by: General Motors Corp.
Affected Units:: 1,008
The fuel return hose between the switching valve and the fuel tank sending units may be incorrectly connected. Consequence of defect: fuel supplied by one tank is returned to the other tank which could overfill and leak. Fuel could ignite and cause a fire.
Reposition fuel return hoses and replace fuel vapor canister.
Vehicle description: medium duty conventional trucks equipped with dual 50gallon fuel tanks and heavy duty gas emissions. System: hoses, fuel return.
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