GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

Important: There are 2 fuel level sensor assemblies in the fuel tank. There is one located on each fuel pump module. The fuel level sensors are NOT the same for each of the fuel pump modules.


    Object Number: 1885305  Size: SH
  1. Remove the fuel pump module. Refer to Fuel Tank Fuel Pump Module Replacement.
  2. Disconnect the fuel level sensor electrical connector (1) from the fuel tank fuel pump module cover.

  3. Object Number: 1885307  Size: SH
  4. Remove the fuel level sensor wiring from behind the retaining features (1) molded into the fuel tank fuel pump module reservoir.

  5. Object Number: 1885310  Size: SH
  6. Slide the fuel level sensor up and remove the sensor from the fuel tank fuel pump module.
  7. Place the fuel level sensor on a clean work surface.
  8. Push in the fuel level sensor retainers (1), in order to remove the sensor from the cover.
  9. Remove the fuel level sensor (2) from the cover (3).

Installation Procedure


    Object Number: 1885310  Size: SH
  1. Install the fuel level sensor cover (3) to the fuel level sensor (2).
  2. Ensure that the fuel level sensor retainers (1) are fully engaged to the cover.
  3. Position the fuel level sensor to the fuel tank fuel pump module and slide the sensor down into position.

  4. Object Number: 1885305  Size: SH
  5. Connect the fuel level sensor electrical connector (1) to the fuel tank fuel pump module cover.

  6. Object Number: 1885307  Size: SH
  7. Install the fuel level sensor wiring behind the retaining features (1) molded into the fuel tank fuel pump module reservoir.
  8. Install the fuel pump module. Refer to Fuel Tank Fuel Pump Module Replacement.