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 4D Utility PickupFACTORY OEM SERVICE PROCEDURE
Midgate Control Module (SUT)
Midgate Control Module (SUT) Connector Parts Information
Connector Part Information
|
Midgate Control Module (SUT) Connector Terminal Identification
| Pin | Wire Color | Circuit No. | Function |
|---|---|---|---|
| 1 | RD | 197 | Rear Defog Element Supply Voltage |
| 2 | TN | 5458 | Midgate Switch Up Signal |
| 3 | WH | 5457 | Midgate Switch Down Signal |
| 4 | GY | 295 | Midgate Latch Release Control |
| 5 | WH/BK | 1221 | Midgate Latch Release Switch Signal |
| 6 | BK | 3150 | Ground |
| 7 | GY | 5459 | Midgate Ajar Switch Signal 1 |
| 8 | YE | 243 | Accessory Voltage |
| 9 | - | - | Not Used |
| 10 | OG | 3040 | Battery Positive Voltage |
| 11 | RD | 197 | Rear Defog Element Supply Voltage |
| 12 | PK/BK | 1303 | Midgate Ajar Indicator Signal |
| 13 | PU | 293 | Rear Defog Element Supply Voltage |
| 14 | - | - | Not Used |
| 15 | PU | 293 | Rear Defog Element Supply Voltage |
| 16 | BK | 3150 | Ground |
| 17-18 | - | - | Not Used |
| 19 | D-GN | 5461 | Midgate Motor Up Signal |
| 20 | OG | 3040 | Battery Positive Voltage |
Factory Service Tools
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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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