Automatic Transmission Controls Schematics

Fig 1: TCC Solenoid Control, SS Valve Control and TFT Sensor

Courtesy of GENERAL MOTORS CORP.

Fig 2: Switches, ISS and Pressure Control

Courtesy of GENERAL MOTORS CORP.

Fig 3: Transaxle Range Switch and VSS

Courtesy of GENERAL MOTORS CORP.

Fig 4: Transmission Control Module Power, Grounds and Serial Data - LY7

Courtesy of GENERAL MOTORS CORP.

Fig 5: Stop Lamp Switch, Trans Fluid Temperature Sensor, TCC Valve and Shift Solenoids (LY7)

Courtesy of GENERAL MOTORS CORP.

Fig 6: Pressure Control Solenoid, TCC Release Switch, Input Shaft Speed Sensor and Vehicle Speed Sensor (LY7)

Courtesy of GENERAL MOTORS CORP.

Fig 7: Transmission Internal Range Switch (LY7)

Courtesy of GENERAL MOTORS CORP.