GMC C7 1985: FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:FUEL RAIL

General Information

NHTSA Campaign ID Number: 85V110000

Make Model Year
GMC C7 1985
Date Received by ODI Date Added to Database
1985-09-11 1985-09-24

Production Dates: 1984-10-01 - 1985-05-01

Manufacturers Involved: General Motors, LLC

Component: FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:FUEL RAIL

Potential Number Of Units Affected: 1008

Report Initiator: MFR MFR Report

Summary

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.

Remedy

REPOSITION FUEL RETURN HOSES AND REPLACE FUEL VAPOR CANISTER.

Notes

VEHICLE DESCRIPTION: MEDIUM DUTY CONVENTIONAL TRUCKS EQUIPPED WITH DUAL 50GALLON FUEL TANKS AND HEAVY DUTY GAS EMISSIONS.SYSTEM: HOSES, FUEL RETURN.