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 StandardFACTORY OEM SERVICE PROCEDURE
Removal Procedure
- Disconnect the wiring harness connectors to the intake air temperature (IAT) sensor (3) and the mass air flow (MAF) sensor (2).
- Loosen the clamp securing the air intake duct to the throttle body, then loosen the clamp securing the MAF sensor to the air cleaner upper body.
- Remove the duct together with the IAT sensor and the MAF sensor still installed.
- Remove 3 retainer screws securing the air cleaner upper body.
- Remove air cleaner upper body and air cleaner filter assembly.
- Remove the 3 retainer screws securing the air cleaner lower body to the fender inner panel insulators.
- Remove the air cleaner air inlet duct (1) from lower body, then remove air cleaner lower body.
Factory Service Tools
Use the Manual With the Right Hardware
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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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