Removal Procedure

WARNING: This page is about a different car, the 2011 GMC Yukon, 2011 Chevrolet Tahoe, and 2011 Cadillac Escalade. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Fuel Level Sensor Tangs And Retainer

Courtesy of GENERAL MOTORS CORP.

Remove the fuel tank module. Refer to Fuel Tank Fuel Pump Module Replacement .
Using a small pick like tool, push in the retainer (1) in order to disengage the electrical connector.
Remove the fuel level sensor electrical connector from the module cover.
Push the level sensor locking tangs (2) in towards the inside of the module bucket.

Fig 2: Fuel Level Sensor At Sending Unit Bucket (4.8L And 5.3L)

Courtesy of GENERAL MOTORS CORP.

Slide the fuel level sensor up.

Fig 3: Fuel Level Sensor

Courtesy of GENERAL MOTORS CORP.

Remove the fuel level sensor from the module.