WARNING: This page is about a different car, the 2008 Isuzu Ascender, 2008 GMC Envoy, and 2008 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Rotating Transmission So The Converter Housing Is Up
Courtesy of GENERAL MOTORS CORP.
Rotate the transmission so that the converter housing is up. Allow the transmission fluid to drain from the case extension.