Air Distribution Control Knob
WARNING: This page is about a different car, the 2001 Saab 9-3 and 2000 Saab 9-3. However, it is still accessible from the selected car via links, so may be relevant.
Air is directed by air distribution damper to defrost, panel, or floor vents. Distribution damper is controlled by the air distribution control knob located on control panel. There are 2 intermediate settings between each main setting. Air is then divided between defrost and floor, or between panel and floor.