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.
2009 Pontiac Torrent FWD V6-3.4LFACTORY OEM SERVICE PROCEDURE
Air Flow Meter/Sensor: Service and Repair
Mass Airflow Sensor Replacement
Removal Procedure
1. Remove the air cleaner intake duct. Refer to Air Cleaner Inlet Duct Replacement (Service and Repair).
2. Disconnect the mass air flow (MAF) sensor electrical connector.
3. Remove the screws that retain the MAF to the air cleaner assembly.
4. Remove the MAF from the air cleaner assembly.
5. Remove the MAF to air cleaner assembly seal.
Installation Procedure
1. Install the seal to the MAF.
2. Install the MAF to the air cleaner assembly.
Caution: Refer to Fastener Caution (Fastener Caution).
3. Install the screws that retain the MAF to the air cleaner assembly.
Tighten the screws to 4 Nm (35 lb in).
4. Install the air cleaner intake duct. Refer to Air Cleaner Inlet Duct Replacement (Service and Repair)
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.
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.
Rather have a pro handle this?
A certified mobile mechanic comes to your home or office. They bring the tools, you stay comfortable. No tow truck, no waiting room, no surprises.
Comes to youSame-day available12-month warranty
Get a Free QuoteNo obligation. See pricing before you book.