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 UnitTransmission Fluid Pump Disassemble (6T40/45/50) Automatic Transmission Unit
Table 1: Fluid Filter Assembly and Torque Converter Fluid Seal DisassembleTable 2: Fluid Pump DisassembleFluid Filter Assembly and Torque Converter Fluid Seal DisassembleFluid Filter Assembly and Torque Converter Fluid Seal DisassembleCalloutComponent Name1Fluid Filter AssemblyNote:Rotate filter 90- ...