Fuel Level Sensor Replacement

FUEL LEVEL SENSOR REPLACEMENT

REMOVAL PROCEDURE




1. Remove the sending unit.
2. Disconnect the fuel pump electrical connector.
3. Cut the existing fuel level sensor wiring.




4. Squeeze the locking tabs together to remove the fuel level sensor from the fuel sender assembly.




5. Using a screwdriver to release the locking tabs, remove the wiring harness from the fuel sender assembly.

INSTALLATION PROCEDURE




1. Using spray cleaner GM P/N 12377981 (Canadian P/N 10953463) or equivalent, clean the wiring harness O-ring seal surface of the fuel sender.




2. Install the fuel level sender.




3. Connect the fuel level sensor electrical connector.

IMPORTANT: To prevent damage to the level sensor wiring, unclip the fuel return tube from the fuel sender and route the level sensor wiring behind the fuel return tube. Clip the fuel return tube back into the fuel sender retaining tabs.

4. Install the sending unit.