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.
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HOMESERVICE MANUALSGMC2009SIERRA 2500 HD, 2D PICKUP, 6.0 K, 4WD, PART TIMEREPAIR AND DIAGNOSISELECTRICALMOTORS, SWITCHES, RELAYSWIRING SYSTEMS AND POWER MANAGEMENT - COMPONENT CONNECTOR END VIEWS PART 2DRIVE MOTOR GENERATOR BATTERY CONTROL MODULE X1 (HP2)
2009 GMC Sierra 2500 HD, 2D Pickup, 6.0 K, 4WD, Part Time
Drive Motor Generator Battery Control Module X1 (HP2)
2009 GMC Sierra 2500 HD, 2D Pickup, 6.0 K, 4WD, Part TimeSECTION Drive Motor Generator Battery Control Module X1 (HP2)
Drive Motor Generator Battery Control Module X1 (HP2)
| Pin | Wire | Circuit | Function |
|---|---|---|---|
| 1 | PU | - | Battery Positive Voltage |
| 2 | - | - | Not Used |
| 3 | PK | - | High Voltage Interlock Circuit Return |
| 4 | - | - | Not Used |
| 5 | D-GN | - | High Speed GMLAN Serial Data Bus (-) |
| 6 | WH | - | High Speed GMLAN Serial Data Bus (-) |
| 7 | - | - | Not Used |
| 8 | D-GN/YE | - | Not Used |
| 9 | BN | - | Contactor Control Signal |
| 10 | - | - | Not Used |
| 11 | BK/WH | - | Ground |
| 12 | D-GN/RD | - | Wake Up Signal |
| 13 | GY | - | Serial Data Communication Enable |
| 14 | L-GN | - | High Voltage Interlock Circuit Source |
| 15 | - | - | Not Used |
| 16 | RD | - | High Speed GMLAN Serial Data Bus + |
| 17 | BK | - | High Speed GMLAN Serial Data Bus + |
| 18 | - | - | Not Used |
| 19 | D-GN/WH | - | Not Used |
| 20-22 | - | - | Not Used |
Connector Part Information
|
Terminal Part Information
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RENDER: 1.0x
NO RELATED
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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.