Other information:
Removal
Remove the main control valve body.
Refer to: Main Control Valve Body (307-01B Automatic Transmission - 10-Speed Automatic Transmission – 10R80, Removal and Installation).
Remove the OSS sensor.
Slide the plastic lock to the unlocked position...
Special Tool(s) /
General Equipment
Fluid Suction Gun
Hose Clamp Remover/Installer
Removal
WARNING:
Always allow the engine to cool before opening the cooling
system. Do not unscrew the coolant pressure relief cap when the engine
is operating or the cooling system is hot...