2012 Buick LaCrosse Owner Manual - Page 269

Climate Controls . 8-7 Select a temperature setting that is higher in hot weather and lower in cold weather. Turn off the air conditioning when it is not needed. Only use defrost to clear the windows. To place the system in automatic mode do the following: 1. Press AUTO. 2. Set the temperature. Allow the system time to stabilize. Adjust the temperature as needed for best comfort. To improve fuel efficiency and to cool the vehicle faster, recirculation may be automatically selected in warm weather. The recirculation light will not come on. Press > to select recirculation; press it again to select outside air. Manual Operation . O (Power): Press to turn the fan off or on. Q A R (Fan Control): Press to increase or decrease the fan speed. The fan speed setting appears on the main display. Pressing either button cancels automatic fan control and the fan is controlled manually. Press AUTO to return to automatic operation. . Automatic Operation The system automatically controls the fan speed, air delivery, air conditioning, and recirculation in order to heat or cool the vehicle to the desired temperature. When the AUTO indicator light is on, the system is in full automatic operation. If the air delivery mode, fan speed, recirculation, or air conditioning setting is adjusted, the AUTO indicator turns off and the selected settings will appear on the display. Q TEMP R (Driver and Passenger Temperature Control): The temperature can be adjusted separately for the driver and the passenger. Press to increase or decrease the temperature. ZONE: Press to link all climate zone settings to the driver settings. The ZONE indicator light will turn off. When the passenger settings are adjusted, the ZONE indicator light is on. Q N R (Air Delivery Mode Control): Press to change the direction of the airflow. The current mode appears in the display screen. Pressing either button cancels automatic air delivery control and the direction of the airflow is controlled manually. Press AUTO to return to automatic operation.