2014 Chevrolet Spark EV Owner Manual - Page 190

8-4 Climate Controls Using air conditioning and recirculation together for long periods of time may cause the air inside the vehicle to become too dry. To prevent this from happening, after the air in the vehicle has cooled, turn the recirculation mode off. { Caution Using a razor blade or sharp object on the inside rear window can damage the antenna or defogger. Repairs would not be covered by the vehicle warranty. Do not stick anything to the rear window. Air Vents Adjustable air vents are in the center and on the side of the instrument panel. Rear Window Defogger R 1 (Rear Window Defogger): Press the R1 button or on the touch screen to turn the rear window defogger on or off. An indicator light comes on to show that the feature is on. The rear window defogger turns off after about 10 minutes. It can also be turned off by pressing R1 again or by putting the vehicle power button into the STOPPING THE VEHICLE/OFF position. If turned on again it runs for about five minutes before turning off. Move the slats to change the direction of the airflow. The center air vent does not close completely.