GM Service Manual Online
For 1990-2009 cars only

Tools Required

J 44017 Fuel Tank Lock Ring Remover

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. Remove the fuel tank. Refer to Fuel Tank Removal.
  2. Remove the fuel lines and the electrical connector from the fuel pump cover.

  3. Object Number: 892361  Size: SH

    Notice: To prevent retaining ring damage, do not attempt to remove the retaining ring with a 12 inch or shorter ratchet/breaker bar. Operation should be a smooth one-hand operation while holding onto the lock ring.

  4. Use the J 44017 and remove the fuel pump module retaining ring. A 1/2 in. breaker bar, approximately 45.7 cm (18 in) long, will easily loosen and remove the lock ring.

  5. Object Number: 892958  Size: SH

    Notice: To prevent bending of the sending unit float arm during removal, lift the pump module up slightly to disengage the orientation tabs in the tank and rotate the module 45 degrees.

  6. Remove the fuel pump from the fuel tank.

  7. Object Number: 893369  Size: SH
  8. Remove the wires from the clip.

  9. Object Number: 893370  Size: SH
  10. Remove the positive and negative connectors from the top of the pump.

  11. Object Number: 893372  Size: SH
  12. Remove the connector housing from the bottom side of the fuel pump cover. Disengage the locking tab with a fingernail or a small flat blade screwdriver.

  13. Object Number: 892370  Size: SH
  14. Remove the fuel level sender card by depressing the locking tab and sliding the card up, toward the fuel pump cover.

Installation Procedure


    Object Number: 892370  Size: SH
  1. Slide the new sender unit into place until a click is heard. Pull up lightly to ensure the sender unit is locked into place.
  2. Important: Remove the fuel pump from the fuel tank.

  3. Connect the electrical connections.
  4. Important: The fuel pump module to tank seal must always be replaced whenever the module is removed from the fuel tank.

  5. Install the pump module and the lock ring using a new tank seal.
  6. Reconnect the fuel lines and the electrical connector to the fuel pump.
  7. Install the fuel tank. Refer to Fuel Tank Installation.