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HOMESERVICE MANUALSCHEVROLET2006CHEVY EXPRESS G2500, VAN CARGO, 6.6 2REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1937 (WIRING SYSTEMS AND POWER MANAGEMENT - COMPONENT CONNECTOR END VIEWS - D)COMPONENT CONNECTOR END VIEWS - DDRIVE MOTOR GENERATOR BATTERY CONTROL MODULE X2 (HP2)
2006 Chevrolet Chevy Express G2500, Van Cargo, 6.6 2

Drive Motor Generator Battery Control Module X2 (HP2)

2006 Chevrolet Chevy Express G2500, Van Cargo, 6.6 2SECTION Drive Motor Generator Battery Control Module X2 (HP2)
WARNING: This page is about a different car, the 2010 GMC Sierra, 2010 GMC Cab & Chassis Sierra, 2010 Chevrolet Silverado, and 2010 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Drive Motor Generator Battery Control Module X2 (HP2)
GM850857Courtesy of GENERAL MOTORS CORP.
Drive Motor Generator Battery Control Module X2 (HP2)

Pin Wire Circuit Function
1 - - Not Used
2 L-GN/BK - 5-Volt Reference
3 L-GN - Not Used
4-5 - - Not Used
6 L-BU/RD - Relay Control
7 WH/L-GN - Relay Control
8-10 - - Not Used
11 L-GN/BK - Relay Control
12 L-GN/YE - Relay Control
Connector Part Information 
  • Harness: Drive Motor Generator Battery Control
  • OEM: 917978-1
  • Service: Service by Harness - See Part Catalog
  • Description: 12-Way F Multilock 040/070 Series (WH)
Terminal Part Information 
  • Terminal/Tray: See Terminal Repair Kit
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: See Terminal Repair Kit
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.