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 UnitPaint Gauges Gauges
Paint thickness gauges measure the total thickness of thevehicle finish. It is important to accurately measure the thicknessof the finish on each vehicle as the thickness of the finish willvary on each vehicle. Use a paint gauge before the sanding processin order to accurately measure how much finis ...