Climate Control Systems

Dual Automatic Climate Control System

The heating, cooling, and ventilation for the vehicle can be controlled with this system.

A. Air Conditioning

A. Air Conditioning
B. Driver and Passenger
Temperature Controls
C. Heated Seats
D. Air Delivery Modes
E. Climate Display
F. Defrost
G. Recirculation
H. Fan Controls
I. AUTO (Automatic Mode)
J. Rear Defogger

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.
2. Set the temperature. Allow the system time to stabilize.

Then adjust the temperature as needed for best comfort.

English units can be changed to metric units through the Driver Information Center (DIC). See Vehicle Personalization .

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.

Fan Control: Press the left fan button to decrease the fan speed. Press the right fan button to increase the fan speed.

The selected fan speed is indicated by the number of segments shown in the display.

Pressing the left fan button longer turns the fan off.

Press AUTO to return to automatic operation.

Air Delivery Modes: Press to change the direction of the airflow. An indicator light comes on in the selected mode button.or Changing the mode cancels the automatic operation and the system goes into manual mode. Press AUTO to return to automatic operation. 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.

(Vent): Air is directed to the instrument panel outlets.(Floor): Air is directed to the floor outlets.

(Upper): Air is directed to the windshield outlets.(Vent): Air is directed to the instrument panel outlets.

(Defrost): Press to clear the windshield of fog or frost more quickly. Air is directed to the windshield. (Upper): Air is directed to the windshield outlets.

(Air Conditioning): Press to turn the automatic air conditioning on or off. If the fan is turned off or the outside temperature falls below freezing, the air conditioner will not run.(Defrost): Press to clear the windshield of fog or frost more quickly. Air is directed to the windshield.

Press AUTO to return to automatic operation and the air conditioner runs as needed. When the indicator light is on, the air conditioner runs automatically to cool the air inside the vehicle or to dry the air needed to defog the windshield faster. (Air Conditioning): Press to turn the automatic air conditioning on or off. If the fan is turned off or the outside temperature falls below freezing, the air conditioner will not run.

Press AUTO to return to automatic operation and the air conditioner runs as needed. When the indicator light is on, the air conditioner runs automatically to cool the air inside the vehicle or to dry the air needed to defog the windshield faster.

Rear Window Defogger (Recirculation): Press to turn on recirculation. An indicator light comes on. Air is recirculated to quickly cool the inside of the vehicle or prevent outside air and odors from entering.

Rear Window Defogger

Press to turn the rear window defogger on or off. (Rear Window Defogger):

Press to turn the rear window defogger on or off.

The rear window defogger turns off automatically after about 10 minutes. If turned on again, it runs for about five minutes before turning off. At higher speeds, the rear window defogger may stay on continuously.

For vehicles with heated outside rearview mirrors, they turn on with the rear window defogger and help to clear fog or frost from the surface of the mirror. See Heated Mirrors .

Notice: Do not try to clear frost or other material from the inside of the front windshield and rear window with a razor blade or anything else that is sharp. This may damage the rear window defogger grid and affect your radio's ability to pick up stations clearly. The repairs wouldn't be covered by your warranty.

Sensors

The solar sensor located on top of the instrument panel near the windshield monitors the solar heat.

The climate control system uses the sensor information to adjust the temperature, fan speed, recirculation, and air delivery mode for best comfort.

If the sensor is covered, the automatic climate control system may not work properly.

    See also:

    Vehicle Identification Number (VIN)
    This legal identifier is in the front corner of the instrument panel, on the left side of the vehicle. It can be seen through the windshield from outside. The VIN also appears on the Vehicle C ...

    English and Metric Unit Conversion
    To change the display units between English and metric units, see Driver Information Center (DIC) for more information. ...

    Onstar.com
    The website provides access to account information, manages the OnStar subscription, and allows viewing of videos of each service. Get subscription plan pricing and sign up for OnStar Vehicle ...