Air Conditioning

A/C (Air Conditioning): Press to turn the air conditioning on or off. If the fan is turned off or the outside temperature falls below freezing, the air conditioning will not work.

the recirculation. An indicator light comes on. Air is recirculated inside the vehicle.(Recirculation): Press to turn on the recirculation. An indicator light comes on. Air is recirculated inside the vehicle. It helps to quickly cool the air inside the vehicle or prevent outside air and odors from entering. The air conditioning may come on under certain conditions.

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. To override this feature, select outside air.

outside air. An indicator light comes on. Outside air is circulated throughout the(Outside Air): Press to turn on the outside air. An indicator light comes on. Outside air is circulated throughout the vehicle.

    See also:

    Ending Cruise Control
    There are three ways to end cruise control: • Step lightly on the brake pedal. • Press the button. • To turn off the cruise control, press on the steering wheel. ...

    Vehicle Overview
    GM says the Sierra 1500 Hybrid's gasoline V-8 and electric motors team up for an overall mileage improvement compared with the regular Sierra. The Sierra Hybrid is only available as a rear- or fou ...

    Engine Cooling When Trailer Towing
    The cooling system may temporarily overheat during severe operating conditions. See Engine Overheating on page 10‑18. ...