GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

    Caution: Do not allow smoking or the use of open flames in the area where work on the fuel or EVAP system is taking place. Anytime work is being done on the fuel system, disconnect the negative battery cable, except for those tests where battery voltage is required.

  1. Ensure that the fuel level in the tank is less than 1/4 full. If necessary, drain the fuel tank to at least this level. Refer to Fuel Tank Draining .
  2. Caution: Ensure that the vehicle is properly supported and squarely positioned. To help avoid personal injury when a vehicle is on a hoist, provide additional support for the vehicle on the opposite end from which the components are being removed.

  3. Position the vehicle on a hoist.

  4. Object Number: 927722  Size: SH
  5. Disconnect the negative battery cable.
  6. Remove the fuel filter cap.
  7. Push/pry the closeout grommet to expose the fuel fill neck attachment bolt. Loosen the fill neck attachment bolt. Do not remove at this time.
  8. Raise the vehicle on the hoist.
  9. Remove the right rear wheel and tire.

  10. Object Number: 931358  Size: SH
  11. Remove the right rear wheelhouse inner liner.

  12. Object Number: 932666  Size: SH
  13. Remove the fuel filter pipe intermediate bracket bolt.
  14. Disengage the fuel filler neck from the support bracket by moving the fuel filter neck up and to the left, toward the rear of the vehicle.

  15. Object Number: 927728  Size: SH
  16. Disconnect the fuel fill pipe vent hose, fresh air hose, and fuel fill pipe from the fuel tank.
  17. Disengage the filler pipe hose from the fuel tank and remove the fuel filler pipe and rubber grommet from the vehicle.

Installation Procedure


    Object Number: 927728  Size: SH
  1. Install the rubber grommet onto the fuel filler pipe.
  2. Position the filler pipe into the wheel opening with the top of the pipe within the body panel opening.
  3. Install the fuel filler pipe onto the fuel tank inlet.

  4. Object Number: 932666  Size: SH
  5. Install the fuel filler pipe intermediate bracket bolt. Do not tighten at this time.

  6. Object Number: 927722  Size: SH
  7. Lower the vehicle and install the filler pipe to upper fuel fill pipe support bracket by moving the fuel filler neck up and to the right, toward the front of the vehicle. Tighten the fuel fill pipe-to-body bolt.
  8. Tighten
    Tighten the fuel fill pipe bracket-to-body bolt, upper, to 2.5 N·m (22 lb in).

  9. Install the fuel cap.
  10. Raise the vehicle to a comfortable working height.
  11. Important: Ensure that the fuel pipe connecting hose is installed until it touches the fuel tank body. The hose clamp should be located within 6 mm (1/4 in) of the end of the connecting hose.

  12. Tighten the hose clamp on the filler pipe-to-fuel tank connecting hose.
  13. Tighten
    Tighten the fuel fill neck-to-fuel tank clamp to 5 N·m (44 lb in).


    Object Number: 932666  Size: SH
  14. Connect the fuel fill pipe vent and fresh air hoses.
  15. Tighten the intermediate bracket bolt.
  16. Tighten
    Tighten the fuel fill pipe bracket-to-body bolt, intermediate, to 10 N·m (89 lb in).

  17. Install the inner wheelhouse liner.

  18. Object Number: 931358  Size: SH
  19. Install the wheel and tire.
  20. Tighten
    Tighten the wheel nuts to 125 N·m (92 lb ft).

  21. Connect the negative battery cable.
  22. Tighten
    Tighten the battery terminal bolt to 17 N·m (13 lb ft).

  23. Lower the vehicle from the hoist.
  24. Perform the Service Bay Diagnostic Test for the EVAP emission system using the scan tool. This test will verify the integrity of the vapor handling areas of the fuel system.