Removal ProcedureRaise and support the vehicle. Refer toLifting and Jacking the Vehicle.

Remove the fill plug-(1).Installation Procedure

Clean the fill plug and apply adhesive GM-P/N-12345493 (Canadian-P/N-10953488) tothe threads.
Caution:Refer toFastener Caution.
Install the fill plug-(1) and tighten to 39-Y (29-lb-ft).Lower the vehicle.
Drain Plug Replacement Automatic Transmission Unit
Transmission Fluid Drain and Fill Automatic Transmission UnitMode Valve Actuator Replacement
Mode Valve Actuator ReplacementCalloutComponent NamePreliminary ProceduresRemove instrument panel insulator panel – leftside. Refer toInstrument Panel Insulator Panel Replacement - Left Side.Reposition any wiring or hoses to gain access to mode controlcam actuator.1Mode Control Cam Actuator Screw ...