GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 853731  Size: SH
  1. Remove the fuel tank filler housing to body TORX® screws (1) and pushpin retainer (2).

  2. Object Number: 300318  Size: SH
  3. Remove the fuel tank filler housing to fuel tank fill pipe bolts.
  4. Remove the fuel tank filler housing.
  5. Raise and suitably support the vehicle half way. Refer to Lifting and Jacking the Vehicle .

  6. Object Number: 1238144  Size: SH
  7. Remove the fuel tank fill pipe ground wire bolt (1).
  8. Remove the fuel tank fill pipe ground wire (3) anti-rotation tab from the frame hole.
  9. Reposition the fuel tank fill pipe ground wire and chassis harness ground wire (2).

  10. Object Number: 1238157  Size: SH
  11. Open the axle vent hose clip on the fuel fill pipe bracket.
  12. Remove the rear axle vent hose from the clip.

  13. Object Number: 1228094  Size: SH
  14. Loosen the fuel tank fill pipe clamp (1) at the fuel tank.
  15. Disconnect the recirculation line from the sending unit. Refer to Plastic Collar Quick Connect Fitting Service .
  16. Remove the fuel tank fill pipe.
  17. Cap the opening on the fuel tank in order to prevent possible system contamination.

Installation Procedure


    Object Number: 1228094  Size: SH
  1. Remove the cap from the opening on the fuel tank.
  2. Install the fuel tank fill pipe.
  3. Notice: Refer to Fastener Notice in the Preface section.

  4. Connect the recirculation line to the sending unit. Refer to Plastic Collar Quick Connect Fitting Service .
  5. Tighten the fuel tank fill pipe clamp (1) at the fuel tank.
  6. Tighten
    Tighten the clamp to 2.5 N·m (22 lb in).


    Object Number: 1238157  Size: SH
  7. Install the rear axle vent hose to the clip on the fuel fill pipe bracket.
  8. Close the axle vent hose clip.

  9. Object Number: 1238144  Size: SH
  10. Position the fuel tank fill pipe ground wire and chassis harness ground wire (2).
  11. Install the fuel tank fill pipe ground wire (3) anti-rotation tab into the frame hole.
  12. Install the fuel tank fill pipe ground wire bolt (1).
  13. Tighten
    Tighten the bolt to 9 N·m (80 lb in).

  14. Lower the vehicle.

  15. Object Number: 300318  Size: SH
  16. Install the fuel tank filler housing.
  17. Install the fuel tank filler housing to fuel tank fill pipe bolts.
  18. Tighten
    Tighten the screws to 2.3 N·m (20 lb in).


    Object Number: 853731  Size: SH
  19. Install the fuel tank filler housing to body TORX® screws (1) and pushpin retainer (2).
  20. Tighten
    Tighten the screws to 2.3 N·m (20 lb in).