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Starter Generator Control Module (SGCM) C2

Fig 1: Starter Generator Control Module (SGCM) C2 Connector End View
GM39784Courtesy of GENERAL MOTORS CORP.
Starter Generator Control Module (SGCM) C2 Connector Parts Information

Connector Part Information 
  • OEM: 12129225
  • Service: See Catalog
  • Description: 24-Way F Micro-Pack 100 Series Sealed (NA)
Terminal Part Information 
  • Terminal/Tray: See Terminal Repair Kit
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: See Terminal Repair Kit
Starter Generator Control Module (SGCM) C2 Connector Terminal Identification

Pin Wire Color Circuit No. Function
1 OG 2240 Battery Positive Voltage
2 D-BU 5094 Module Temperature Signal
3 PK 239 Run/Crank Ignition 1 Voltage
4 GY 7620 Resolver Motor Negative
5 WH 7619 Resolver Motor Positive
6 D-BU 7616 Resolver Signal #3
7 D-GN 7615 Resolver Signal #4
8 - - Not Used
9 BN/OG 7437 Low Reference
10-11 - - Not Used
12 OG 225 Generator Turn On Signal
13 TN 1705 Drain Wire
14 L-BU 5095 Module Temperature Low Reference
15 PU 5087 High Voltage Interlock Loop Signal
16 PU 5087 High Voltage Interlock Loop Signal
17 GY 1782 Drain Wire
18 - - Not Used
19 BN 7618 Resolver Signal #1
20 YE 7617 Resolver Signal #2
21 - - Not Used
22 BN 1792 Drain Wire
23-24 - - Not Used