Express 1500 RWD V6-4.3L VIN X (2005)
Tighten the fuel pipe nuts to 27 N.m (20 lb ft).
8. Install the retainer nut to the fuel and EVAP pipe.
Tighten the retainer nut to 28 N.m (21 lb ft).
9. Tighten the fuel filler cap.
10. Connect the negative battery cable.
11. Inspect for leaks:
1. Turn ON the ignition for 2 seconds.
2. Turn OFF the ignition for 10 seconds.
3. Turn ON the ignition.
4. Inspect for fuel leaks.
12. Install the air cleaner outlet duct.
Fuel Hose/Pipes Replacement - Filter to Engine
FUEL HOSE/PIPES REPLACEMENT - FILTER TO ENGINE
REMOVAL PROCEDURE
1. Disconnect the negative battery cable.
CAUTION: Refer to Battery Disconnect Caution in Service Precautions.
2. Relieve the fuel system pressure. Refer to Fuel Pressure Relief Procedure.
3. Disconnect the fuel feed and return pipes (3) from the engine compartment fuel pipes (4).
4. Remove the fuel pipes from the bellhousing stud retainer clip (2).
5. Raise the vehicle. Refer to Vehicle Lifting.
6. Disconnect the fuel feed pipe (5) at the fuel filter.
7. Disconnect the chassis fuel return pipe (4) at the rear fuel return pipe (3).
8. Remove the fuel pipe retaining clips (1). Note the location of the retaining clips for installation.
9. Remove the fuel feed and return pipes (2).
INSTALLATION PROCEDURE
1. Position the fuel feed and return pipes (2) in the vehicle.
2. Install the fuel pipe retaining clips (1).
NOTE: Refer to Fastener Notice in Service Precautions.
Tighten the bolts to 12 N.m (106 lb in).
3. Connect the chassis fuel return pipe (4) to the rear fuel return pipe (3).
4. Connect the fuel feed pipe (5) to the fuel filter.
5. Lower the vehicle.
