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Drive Motor Generator Battery Control Module X3 (HP2)

WARNING: This page is about a different car, the 2014 GMC Sierra 3500 HD, 2014 GMC Sierra 2500 HD, 2014 Chevrolet Silverado 3500 HD, and 2014 Chevrolet Silverado 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.
GM1888197Courtesy of GENERAL MOTORS COMPANY
Connector Part Information
  • Harness Type: Drive Motor Battery Voltage and Temperature Monitor
  • OEM Connector: 1318386-1
  • Service Connector: 13577337
  • Description: 16-Way F 025 Series (WH)
Terminal Part Information
  • Terminal/Tray: 1123343-2/7
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: J-38125-24/J-35616-64B (L-BU)
Drive Motor Generator Battery Control Module X3 (HP2)

Pin Wire Circuit Function
1 WH - Temperature Sensor 1 Signal
2 WH - Temperature Sensor 1 Return
3 BK - Temperature Sensor 2 Signal
4 BK - Temperature Sensor 2 Return
5 D-BU - Temperature Sensor 3 Signal
6 D-BU - Temperature Sensor 3 Return
7 RD - Temperature Sensor 4 Signal
8 RD - Temperature Sensor 4 Return
9 D-GN - Inlet Temperature Sensor Signal
10 D-GN - Inlet Temperature Sensor Return
11 OG - Outlet Temperature Sensor Signal
12 OG - Outlet Temperature Sensor Return
13 - - Not Used
14 RD - Battery Current Sensor Return
15 BK - Battery Current Sensor Reference
16 D-BU - Battery Current Sensor Signal
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