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.
2006 Hummer H3 AutomaticFACTORY OEM SERVICE PROCEDURE
Throttle Body
Throttle Body Connector Parts Information
Connector Part Information
|
Terminal Part Information
|
Throttle Body Connector Terminal Identification
| Pin | Wire Color | Circuit No. | Function |
|---|---|---|---|
| A | D-GN | 485 | TP Sensor 1 Signal |
| B | L-BU/BK | 1688 | 5-Volt Reference |
| C | BK | 2752 | Low Reference |
| D | PU | 486 | TP Sensor 2 Signal |
| E | YE | 581 | TAC Motor Control - 1 |
| F | BN | 582 | TAC Motor Control - 2 |
| G | GY | 2701 | 5-Volt Reference |
| H | BK/WH | 1704 | Low Reference |
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.