Astro Van 2WD V6-4.3L VIN W (2001)
Fuel Supply Line: Service and Repair
Fuel Hose/Pipes Replacement - Chassis (Front)
REMOVAL PROCEDURE
1. Relieve the fuel system pressure. Refer to Fuel Pressure Relief Procedure.
2. Clean all the fuel pipe connections and the surrounding areas before disconnecting the pipes in order to avoid possible contamination of the fuel
system.
3. Disconnect the fuel feed and return pipes (8) from the engine compartment fuel pipes.
4. Cap the engine compartment fuel pipes.
5. Raise the vehicle. Refer to Lifting and Jacking the Vehicle.
6. Remove the fuel pipes retainer mounting stud (7) from the cylinder head.
7. Remove the fuel pipes retainer mounting stud (6) from the transmission.
8. Remove the fuel pipes retainer mounting fastener (5) from the crossrail.
9. Disconnect the fuel return pipe (2) at the coupler (3).
10. Disconnect the fuel feed pipe at the fuel filter outlet.
11. Cap the rear fuel pipes.
12. Note the position of the fuel pipes for aid in installation.
13. Remove the fuel pipes from the retaining clips.
14. Remove the fuel pipes.
INSTALLATION PROCEDURE
IMPORTANT:
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When replacing the fuel pipes, always replace them with original equipment or parts that meet the GM specifications for those parts. The
replacement pipes must have the same type of fittings as the original pipes in order to ensure the integrity of the connection.
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Do not use copper or aluminum tubing to replace steel tubing. Only tubing meeting the 124-M specification or its equivalent is capable of meeting
