Automatic Transmission Controls Schematics

WARNING: This page is about a different car, the 2010 GMC Sierra, 2010 GMC Cab & Chassis Sierra, 2010 Chevrolet Silverado, and 2010 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Module Power, Ground, Driver Shift request Switch, Tow/Haul Switch, and Serial Data

Courtesy of GENERAL MOTORS CORP.

Fig 2: Shift Solenoids, PCS2, Torque Signals, and Speed Sensors

Courtesy of GENERAL MOTORS CORP.

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

Courtesy of GENERAL MOTORS CORP.

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

Courtesy of GENERAL MOTORS CORP.