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.
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HOMESERVICE MANUALSPONTIAC2006G6 GTP, 2D COUPE, STANDARDREPAIR AND DIAGNOSISENGINE PERFORMANCETESTING & DIAGNOSISENGINE CONTROL SYSTEM - 3.9L - INTRODUCTION (2 OF 2)REPAIR INSTRUCTIONSFUEL TANK REPLACEMENTREMOVAL PROCEDURE
2006 Pontiac G6 GTP, 2D Coupe, Standard
Removal Procedure
2006 Pontiac G6 GTP, 2D Coupe, StandardSECTION Removal Procedure
- Relieve the fuel system pressure. Refer to Fuel Pressure Relief Procedure .
- Drain the fuel tank. Refer to Fuel Tank Draining Procedure .
- Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
- Loosen the fuel fill pipe hose clamp (1) at the fuel tank.
- Disconnect and reposition the rear stabilizer shaft. Refer to STABILIZER SHAFT REPLACEMENT .
- Disconnect the evaporative emission (EVAP) canister vent solenoid tube quick connect fitting (2). Refer to Quick Connect Fitting(s) Service (Plastic Collar) .
- Disconnect the vapor recirculation line quick connect fitting (3). Refer to Quick Connect Fitting(s) Service (Plastic Collar) .
- Disconnect the fuel fill pipe hose from the fuel tank.
- Release the exhaust pipe insulators from the underbody hangers.
- Release the muffler insulator from the underbody hanger and slowly lower the exhaust to rest on a tall jackstand. If this is not possible, remove the rear half of the exhaust system at the take down flange.
- If applicable, disengage the rear antilock brake system (ABS) wiring harness connector clip from the side of the EVAP canister bracket.
- Disconnect the fuel tank jumper electrical connector from the underbody wiring harness.
- Disengage the underbody wiring harness connector clip from the EVAP canister bracket.
- Use an appropriate adjustable jack to support the fuel tank during removal.
- Remove the fuel tank strap bolts.
- Remove the fuel tank straps.
- Disconnect the fuel feed (2) and vapor (1) line quick connect fittings. Refer to Quick Connect Fitting(s) Service (Plastic Collar) .
- Cap or plug the fuel feed and vapor lines in order to prevent fuel loss and/or system contamination.
- In order to clear the exhaust pipe, slowly lower the right side of the fuel tank.
- Once the tank is clear of the right frame rail, remove the fuel tank down and forward toward the right side of the vehicle.
- If the fuel tank is being replaced, disconnect and remove the fuel tank electrical harness.
- If the fuel tank is being replaced, perform the following:
- Disconnect and remove the fuel tank vapor line. Refer to Quick Connect Fitting(s) Service (Plastic Collar) .
- Remove the EVAP canister. Refer to Evaporative Emission (EVAP) Canister Replacement .
- Remove the EVAP canister vent solenoid valve. Refer to Evaporative Emission (EVAP) Canister Vent Solenoid Valve Replacement .
- Remove the fuel sender. Refer to Fuel Tank Module Replacement .
RENDER: 1.0x
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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.