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 UnitIntake Manifold Replacement Intake and Forced Induction Intake Manifold
Removal ProcedureRecover the A/C system. Refer toRefrigerant Recovery and Recharging.Relieve the fuel system pressure. Refer toFuel Pressure Relief.Remove the air cleaner outlet duct. Refer toAir Cleaner Assembly Replacement.Caution:Never attempt to remove the intake manifold from a hotengine, allow ...