Automatic Transmission Controls Schematics

WARNING: This page is about a different car, the 2006 GMC Sierra, 2006 GMC Cab & Chassis Sierra, 2006 Chevrolet Silverado, and 2006 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Power, Ground, Stop Lamp Switch, and Driver Shift Request Switch

Courtesy of GENERAL MOTORS CORP.

Fig 2: MIL Control, Serial Data, Shift Solenoids, PCS2, Torque Signals, and Tow/Haul Switch

Courtesy of GENERAL MOTORS CORP.

Fig 3: Fluid Pressure Switches, PCS1, TCC PCS, Mod Main Solenoid, and TFT Sensor

Courtesy of GENERAL MOTORS CORP.

Fig 4: Internal Mode Switch (IMS) and Speed Sensors

Courtesy of GENERAL MOTORS CORP.