2008 Saturn Astra Owner's Manual - Page 150

7-2 Climate Controls Temperature Control Knob Turn the center knob clockwise or counterclockwise to increase or decrease the temperature inside the vehicle. Fan Speed Control Knob Turn the right knob clockwise or counterclockwise to increase or decrease the fan speed. The speed settings can be adjusted between 1 (Low) and 4 (High). When the fan is off, the air conditioning compressor is also off. There will be some airflow from the outlets when driving, even with the fan in the off position. Y (Vent): This mode directs air to the instrument panel outlets. X (Defog): This mode directs air to the windshield and front door windows. To reduce fogging, press # to turn on the air conditioner. The fan must also be on. (Defog/Floor): This mode directs air to the windshield, front door windows, and floor outlets. To reduce fogging, press # to turn on the air conditioner. The fan must also be on. Air Conditioning For vehicles with air conditioning. W # (Air Conditioning): Press to turn the air conditioning system on or off. An indicator light inside the button comes on when the air conditioning is activated. The air conditioning can only be operated if the engine is on and the fan is running. When the air conditioning is on the air is cooled and dehumidified. If cooling or dehumidification is not desired, turn off the air conditioning to save fuel. On hot days, open the windows briefly to let the hot inside air escape, then close them. This helps to reduce the time it takes for the vehicle to cool down. [ (Floor): This mode directs most of the air to the floor outlets. A (Fan): Select this position to turn the fan off.