GM Service Manual Online
For 1990-2009 cars only

Fuel Level Sensor Replacement Sedan

Removal Procedure


    Object Number: 1236147  Size: SH
  1. Remove the fuel pump module assembly. Refer to Fuel Tank Module Replacement.
  2. Release the fuel level sensor wiring harness from the molded-in tab on the pump module bowl.
  3. Disconnect the fuel level sensor electrical connector from the pump module cover.
  4. Depress the retaining tab on the sensor and begin to slide the level sensor away from the pump module.
  5. Carefully slide the level sensor the rest of the way off of the pump module.

Installation Procedure


    Object Number: 1236147  Size: SH
  1. Carefully slide the fuel level sensor into the slots on the fuel pump module bowl.
  2. Secure the retaining tab on the sensor into the slot on the pump module bowl.
  3. Connect the fuel level sensor electrical connector to the pump module cover.
  4. Install the fuel level sensor wiring harness to the molded-in tab on the pump module bowl.
  5. Install the fuel pump module assembly. Refer to Fuel Tank Module Replacement.

Fuel Level Sensor Replacement Maxx

Removal Procedure


    Object Number: 1796305  Size: SH
  1. Remove the fuel pump module assembly. Refer to Fuel Tank Module Replacement .
  2. Remove the fuel level sensor wiring harness from the clip (2) on the module.
  3. Disconnect the fuel level sensor electrical connector from the pump module electrical connector.
  4. Push the tab (1) on the sensor in towards the sensor and remove the level sensor from the module alignment feature (3).

Installation Procedure


    Object Number: 1796305  Size: SH
  1. Connect the fuel level sensor electrical connector to the pump module electrical connector.
  2. Align the tab opening on the rear of the fuel level senor with the module alignment feature (3).
  3. Press the tab (1) on the sensor out away from the sensor securing the sensor to the module.
  4. Install the fuel level sensor wiring harness to the clip (2) on the module.
  5. Install the fuel pump module assembly. Refer to Fuel Tank Module Replacement .