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 UnitBattery Positive Cable Replacement (LEA) Low Voltage Battery
Removal ProcedureRecord all of the radio station presets.Disconnect the battery negative cable. Refer toBattery Negative Cable Disconnection and Connection.Remove the battery positive post clampnut-(2).Remove battery positive terminal-(1) at the fuseblock.Disconnect retainers-(3) holding battery pos ...