2007 Buick Terraza Owner's Manual - Page 202

[ u (Increase Setting): Press this button to increase the fan or temperature setting when arrows are active in display. 9 (Fan): Press this button to increase or decrease fan speed. After pressing this button, arrows and a fan will appear in the display. The arrows indicate that to increase or decrease fan speed, you need to press either the left or right arrow button. The displayed arrows and fan will disappear after a few seconds. b (Temperature): Press this button to increase or decrease temperature. After pressing this button, arrows and a temperature scale will appear in the display. The arrows indicate that to increase or decrease temperature, you need to press either the left or right arrow button. The displayed arrows and temperature scale will disappear after a few seconds. Rear Air Outlets The outlet behind the left rear seat is the cold air return outlet. Be sure to keep it free from obstructions. Also, keep the area around the base of the center instrument panel console, between and under the front seats, free of objects that could also obstruct airflow to the rear seating area. For more information on how to use the main climate control system, see Dual Climate Control System on page 197. For information on ventilation, see Outlet Adjustment on page 200. 202