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 Tray Support Replacement Battery Holder and Tiedown
Battery Tray Support ReplacementCalloutComponent NamePreliminary ProcedureDisconnect the negative battery cable.Refer toBattery Negative Cable Disconnection and Connection.Remove the positive battery cable.Refer toBattery Positive Cable ReplacementRemove the battery.Refer toBattery ReplacementRemove ...