Safety Warning

DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.

2004 Pontiac GTO AutomaticFACTORY OEM SERVICE PROCEDURE

Removal Procedure

Remove the modular fuel sender assembly from the fuel tank. Refer to Fuel Sender Assembly Replacement .

Fig 1: View Of Fuel Level Sender Assembly Harness Connector

Courtesy of GENERAL MOTORS CORP.

Use a flat-bladed driver to assist removal of the fuel level sender assembly harness connector from underneath the modular fuel pump and sender assembly cover.

Fig 2: View Of Fuel Sender Assembly

Courtesy of GENERAL MOTORS CORP.

Pry the tang open that holds the fuel sender assembly (1) to the side of the reservoir, then lift it OFF from the reservoir.

Factory Service Tools

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

• You smell fuel, burning insulation, or see smoke.
• Brakes feel soft, pull hard to one side, or make grinding noises.
• The engine overheats, stalls repeatedly, or misfires under load.
• You are missing required tools, torque specs, or safe lifting equipment.
• You are not confident in the next step or safety outcome.

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