2014 Chevrolet Impala Owner Manual - Page 204

8-4 . Climate Controls 2. Set the temperature. Allow the system time to stabilize. Then 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 when automatically controlled. Press h to manually select recirculation; press it again to select outside air. Manual Operation Driver and Passenger Temperature Control: The temperature can be adjusted separately for the driver and passenger. Turn the knob clockwise or counterclockwise to increase or decrease the driver or passenger temperature setting. SYNC: Press to link all climate zone settings to the driver settings. The SYNC indicator light will turn on. When the passenger settings are adjusted, the SYNC indicator light is off. 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 when needed to clear the windows. . O (On/Off): Press the knob to turn the fan on or off. Fan Control: Turn the knob clockwise or counterclockwise to increase or decrease the fan speed. 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 indicator light is on, the system is in full automatic operation. If the air delivery mode or fan setting is manually adjusted, the auto indicator turns off and displays will show the selected settings. To place the system in automatic mode: 1. Press AUTO. Air Delivery Modes: Press Y, \, [ , or - to change the direction of the airflow. An indicator light comes on in the selected mode button. Changing the mode cancels the automatic operation and the system goes into manual mode. Press AUTO to return to automatic operation. Y (Vent): Air is directed to the instrument panel outlets. \ (Bi-Level): Air is directed to the instrument panel outlets and the floor outlets.