GM Service Manual Online
For 1990-2009 cars only

Fuel Hose/Pipes Assembly Replacement Cutaway Van Rear Tank Fuel Tank Pipe

Removal Procedure

    Warning: Refer to Battery Disconnect Warning in the Preface section.


    Object Number: 601683  Size: SH
  1. Disconnect the negative battery cable.
  2. Relieve the fuel system pressure. Refer to Fuel Pressure Relief.
  3. Drain the fuel tank. Refer to Fuel Tank Draining.
  4. Remove the fuel tank. Refer to Fuel Tank Replacement.
  5. Remove the fuel feed and return pipes (4) from the fuel sender (2).

Installation Procedure


    Object Number: 601683  Size: SH
  1. Install the fuel feed and return pipes (4) to the fuel sender (2).
  2. Install the fuel tank. Refer to Fuel Tank Replacement.
  3. Lower the vehicle.
  4. Refill the fuel tank.
  5. Tighten the fuel filler cap.
  6. Connect the negative battery cable.
  7. Inspect for leaks:
  8. 7.1. Turn ON the ignition for 2 seconds.
    7.2. Turn OFF the ignition for 10 seconds.
    7.3. Turn ON the ignition.
    7.4. Inspect for fuel leaks.

Fuel Hose/Pipes Assembly Replacement Cutaway Van Side Tank

Removal Procedure

    Warning: Refer to Battery Disconnect Warning in the Preface section.


    Object Number: 601679  Size: SH
  1. Disconnect the negative battery cable.
  2. Clean all the fuel pipe and hose connections and the surrounding areas before disconnecting in order to avoid possible contamination of the fuel system.
  3. Remove the fuel filler cap.
  4. Drain the fuel below the level of the fuel tank fill hose. Refer to Fuel Tank Draining.
  5. Raise the vehicle. Refer to Lifting and Jacking the Vehicle.
  6. Loosen the fuel fill hose clamps (2, 3).
  7. Remove the fuel fill hose (6).
  8. Cap the open end of the fuel tank.

Installation Procedure


    Object Number: 601679  Size: SH
  1. Uncap the fuel tank.
  2. Caution: Refer to Fastener Caution in the Preface section.

  3. Install the fuel fill hose (6) and tighten the fuel fill hose clamps (2, 3) to 2.75 N·m (24 lb in).
  4. Lower the vehicle.
  5. Refill the fuel tank.
  6. Install the fuel filler cap.
  7. Connect the negative battery cable.

Fuel Hose/Pipes Assembly Replacement Passenger/Cargo Van Fuel Tank Pipes

Removal Procedure

    Warning: Refer to Battery Disconnect Warning in the Preface section.


    Object Number: 601669  Size: SH
  1. Disconnect the negative battery cable.
  2. Relieve the fuel system pressure. Refer to Fuel Pressure Relief.
  3. Drain the fuel tank. Refer to Fuel Tank Draining.
  4. Remove the fuel tank. Refer to Fuel Tank Replacement.
  5. Remove the fuel feed and return pipes (6) from the fuel sender (1), the fuel filter, and the retaining clips.

Installation Procedure


    Object Number: 601669  Size: SH
  1. Install the fuel feed and return pipes (6) to the fuel sender (1), the fuel filter, and the retaining clips.
  2. Install the fuel tank. Refer to Fuel Tank Replacement.
  3. Lower the vehicle.
  4. Refill the fuel tank.
  5. Tighten the fuel filler cap.
  6. Connect the negative battery cable.
  7. Inspect for leaks:
  8. 7.1. Turn ON the ignition for 2 seconds.
    7.2. Turn OFF the ignition for 10 seconds.
    7.3. Turn ON the ignition.
    7.4. Inspect for fuel leaks.