K 1500 Truck 4WD V8-4.8L VIN V (2003)
Tighten
Tighten the nut to .............................................10 N.m (89 lb in).
19. Lower the vehicle.
20. Remove the caps from the fuel rail and EVAP pipes.
21. Connect the EVAP canister purge tube (3).
22. Connect the fuel feed and return pipes (1) at the fuel rail.
23. Install the fuel fill cap.
24. Connect the negative battery cable.
25. Use the following procedure in order to inspect for leaks:
25.1. Turn the ignition ON, with the engine OFF, for 2 seconds.
25.2. Turn the ignition OFF for 10 seconds.
25.3. Turn the ignition ON, with the engine OFF.
25.4. Inspect for fuel leaks.
Front - Cab/Chassis
Fuel Hose/Pipes Replacement - Chassis (Cab/Chassis - Front)
REMOVAL PROCEDURE
IMPORTANT:Clean all fuel pipe connections and surrounding areas before disconnecting the pipes in order to avoid possible fuel system
contamination.
1. Relieve the fuel system pressure. Refer to the Fuel Pressure Relief Procedure.
See: Fuel Filter/Fuel Pressure Release
2. Disconnect the fuel feed and return pipes (1) at the fuel rail.
3. Disconnect the evaporative emission (EVAP) canister purge tube (3).
4. Cap the fuel rail and EVAP pipes.
5. Raise and suitably support the vehicle. Refer to Vehicle Lifting.
6. Remove the fuel pipe bracket nut (2).
7. Remove the fuel pipe bracket from the bellhousing stud.
