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.
2007 Hummer H2 V8-6.0LFACTORY OEM SERVICE PROCEDURE
Electronic Throttle Control Module: Service and Repair
Throttle Actuator Control Module Replacement
Removal Procedure
1. Remove the left hand corner brace from the cowl.
2. Remove the throttle actuator control (TAC) module mounting nuts.
3. Disconnect the TAC module electrical connectors from the TAC module.
Installation Procedure
1. Connect the TAC module electrical connectors to the TAC module.
Notice: Refer to Fastener Notice.
2. Install the TAC module onto the studs and install the mounting nuts.
Tighten the TAC mounting nuts to 9 N.m (80 lb in).
3. Install the left hand corner brace.
Tighten the corner brace bolts to 25 N.m (18 lb ft).
4. Refer to Control Module References for programming and setup information. Programming and Relearning
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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