Automatic Transmission Controls Schematics

WARNING: This page is about a different car, the 2004 Pontiac Aztek and 2004 Buick Rendezvous. However, it is still accessible from the selected car via links, so may be relevant.

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

Courtesy of GENERAL MOTORS CORP.

Fig 2: Switches, ISS and Pressure Control Schematics

Courtesy of GENERAL MOTORS CORP.

Fig 3: Transaxle Range Switch and VSS Schematics

Courtesy of GENERAL MOTORS CORP.

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

Courtesy of GENERAL MOTORS CORP.

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

Courtesy of GENERAL MOTORS CORP.

Fig 6: Pressure Control Soleniod, TCC Release Switch, Input Shaft Speed Sensor and Vehicle Speed Sensor Schematics - LY7

Courtesy of GENERAL MOTORS CORP.

Fig 7: Transmission Internal Range Switch Schematics - LY7

Courtesy of GENERAL MOTORS CORP.