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Transmission Control Module (TCM) X2 (M09/M45)

Fig 1: Transmission Control Module (TCM) X2 (M09/M45) Connector End View
GM1938974Courtesy of GENERAL MOTORS CORP.
Transmission Control Module (TCM) X2 (M09/M45)

Pin Wire Circuit Function
1 BK 401 Output Speed Sensor (OSS) Low Signal
2 RD 400 Output Shaft Sensor (OSS) High Signal
3 L-BU 1230 Input Speed Sensor (ISS) High Signal
4 TN 1231 Input Speed Sensor (ISS) Low Signal
Connector Part Information 
  • OEM: 7183-6563-30
  • Service: Non-Serviceable
  • Description: 4-Way M (BK)

Terminal Part Information 
  • Terminal/Tray: Non-Serviceable
  • Core/Insulation Crimp: Non-Serviceable
  • Release Tool/Test Probe: Non-Serviceable
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