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.
2008 Hummer H2 V8-6.2LFACTORY OEM SERVICE PROCEDURE
Air Flow Meter/Sensor: Locations
Front of Vehicle/Engine Compartment Component Views
Engine Compartment
1 - Brake Fluid Level Switch
2 - Electronic Brake Control Module (EBCM)
3 - Throttle Actuator Control (TAC) Module
4 - Fuse Block-Underhood
5 - Battery
6 - Engine Control Module (ECM)
7 - Intake Air Temperature (IAT)/Mass Air Flow (MAF) Sensor
8 - A/C Low Pressure Switch
9 - Accumulator
Powertrain Component Views
Engine Compartment
1 - Brake Fluid Level Switch
2 - Electronic Brake Control Module (EBCM)
3 - Throttle Actuator Control (TAC) Module
4 - Fuse Block-Underhood
5 - Battery
6 - Engine Control Module (ECM)
7 - Intake Air Temperature (IAT)/Mass Air Flow (MAF) Sensor
8 - A/C Low Pressure Switch
9 - Accumulator
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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