GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

    Caution: Refer to Gasoline/Gasoline Vapors Caution in the Preface section.

    Notice: Refer to Fuel Pressure Notice in the Preface section.


    Object Number: 1240846  Size: SH
  1. Relieve the fuel system pressure. Refer to Fuel Pressure Relief .
  2. Disconnect the fuel tank ventilation tube clamp.
  3. Disconnect the fuel tank ventilation tube.

  4. Object Number: 1240861  Size: SH
  5. Place a pan below the fuel tank to catch the draining fuel.
  6. Disconnect the fuel tank filter tube.
  7. Disconnect the evaporative emission canister line.
  8. Drain the fuel tank.

  9. Object Number: 1240862  Size: SH
  10. Remove the fuel filter. Refer to Fuel Filter Replacement .
  11. Install the jack on the center of the fuel tank.
  12. Remove the bolts on the fuel tank.

  13. Object Number: 1225040  Size: SH
  14. Slowly lower the jack to remove the fuel tank (1).
  15. Disconnect the canister hose which is connected to the roll over valve from the fuel tank removed (2).
  16. Inspect the fuel tank for cracks, damages, and contaminations.
  17. Inspect the fuel lines for cracks and damages.

Installation Procedure


    Object Number: 1225040  Size: SH
  1. Connect the canister hose, which is connected to the roll over valve, to the fuel tank (2).
  2. Raise the jack to install the fuel tank.
  3. Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 1240862  Size: SH
  4. Install the fuel tank with the fuel tank bolts.
  5. Tighten
    Tighten the fuel tank bolts to 18-22 N·m (13-16 lb ft).


    Object Number: 1240861  Size: SH
  6. Connect the evaporative emission canister line.
  7. Connect the fuel tank filler tube.

  8. Object Number: 1240846  Size: SH
  9. Connect the fuel tank ventilation tube (2) with the clamp (1).
  10. Fill the tank with fuel.
  11. Start the engine to prevent vapor lock and check the hoses for leaks.