Automatic Transmission Controls Schematics

Fig 1: TCM Power And Ground (4T45E) - Schematic

Courtesy of GENERAL MOTORS CORP.

Fig 2: Transmission Solenoids And VSS (4T45E) - Schematic

Courtesy of GENERAL MOTORS CORP.

Fig 3: Pressure Switches, TFT And AT ISS Sensors (4T45E) - Schematic

Courtesy of GENERAL MOTORS CORP.

Fig 4: PNP Switch (4T45E) - Schematic

Courtesy of GENERAL MOTORS CORP.

Fig 5: IMS And TapUp/TapDown (4T45-E) - Schematic

Courtesy of GENERAL MOTORS CORP.