Saab 2001 9-3 Owner's Manual page 81

Defroster
Floor
incl. rear side windows
Panel
incl. rear center vent
As the winter comfort setting we recommend that the distribution
knob be turned two steps to the left from the Defroster position.
Instruments and controls
Settings for
various weather
conditions
Winter - defroster
Winter - comfort
Summer - cloudy
Summer - sunny
81