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 UnitEngine Flywheel Installation Flywheel/Flexplate
Special ToolsEN-38122-ACrankshaft Balancer HolderEN-43653Flywheel Holding ToolEN-45059Angle MeterFor equivalent regional tools, refer toSpecial Tools.Install the flywheel.Install NEW bolts.Caution:Refer toFastener Caution.Note:EN-43653flywheel holding toolmay be used instead ofEN-38122-Aholderin ord ...