Sierra 1500 2WD V6-4.3L VIN X (2004)
Fuel Supply Line: Service and Repair
Fuel Hose/Pipes Replacement - Engine Compartment
FUEL HOSE/PIPES REPLACEMENT - ENGINE COMPARTMENT
REMOVAL PROCEDURE
IMPORTANT: Clean all the fuel pipe connections and surrounding areas before disconnecting the pipes in order to avoid possible fuel system
contamination.
1. Remove the air cleaner outlet duct.
2. Relieve the fuel system pressure. Refer to Fuel Pressure Relief Procedure.
3. Disconnect the fuel feed/return pipes (4) from the engine compartment pipes (5).
4. Discard the O-ring seals from fuel feed/return pipes.
5. Cap the fuel pipes in order to prevent possible fuel system contamination.
6. Remove the fuel feed/return pipe bracket nuts.
7. Remove the fuel feed/return pipe bracket.
8. Remove the fuel feed/return pipe bolt.
9. Pull straight up on the pipes in order to remove the pipes from the fuel meter body.
