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Home >> Chevrolet >> 2007 >> Silverado Classic 1500 HD, 4WD >> Repair and Diagnosis >> Electrical >> Body Electrical >> OEM Connector End Views - Engine Control Module, Engine Controls, Engine Electrical >> Engine Electrical Connector End Views >> Hybrid Control Module (HCM) Connector End View (HP2)
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Hybrid Control Module (HCM) Connector End View (HP2)

Fig 1: Hybrid Control Module (HCM) Connector End View (HP2)
GM1228485Courtesy of GENERAL MOTORS CORP.
Hybrid Control Module (HCM) Connector Part Information (HP2)

Connector Part Information 
  • OEM: 15430224
  • Service: See Catalog
  • Description: 56-Way F Micro-Pack 64 Series Sealed (BU)
Terminal Part Information 
  • Terminal/Tray: 15359541/4
  • Core/Insulation Crimp: M/M
  • Release Tool/Test Probe: 15381651-2/J-35616-64B (L-BU)
Hybrid Control Module (HCM) Connector Terminal Identification (HP2)

Pin Wire Color Circuit No. Function
1 OG 1940 Battery Positive Voltage
2 PK 1020 Ignition 0 Voltage
3-7 - - Not Used
8 PK/BK 109 Hood Ajar Switch Signal
9 PU 5681 APO Switch Signal
10-11 - - Not Used
12 PK 1939 Ignition 1 Voltage
13-27 - - Not Used
28 PU/WH 5687 Class 2 Serial Data
29 BK/WH 451 Ground
30-33 - - Not Used
34 OG/BK 1057 Low Reference
35-39 - - Not Used
40 TN/WH 2500 High Speed GMLAN Serial Data (+)
41 TN 2501 High Speed GMLAN Serial Data (-)
42 - - Not Used
43 BK/WH 451 Ground
44 - - Not Used
45 YE 5680 APO Switch Indicator Control
46-47 - - Not Used
48 PK/WH 5537 Transmission Pump Relay Control
49 PU/WH 5539 Power Maintain Relay Coil Control
50 - - Not Used
51 WH 5542 Auxiliary Heater Pump Relay Control
52 BN/WH 5682 Low Reference
53 - - Not Used
54 TN/WH 2500 High Speed GMLAN Serial Data (+)
55 TN 2501 High Speed GMLAN Serial Data (-)
56 - - Not Used
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