Adding Equipment to the Outside of the Vehicle

Things added to the outside of the vehicle can affect the airflow around it. This can cause wind noise and can affect fuel economy and windshield washer performance.

Check with your dealer/retailer before adding equipment to the outside of the vehicle.

    See also:

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    Your vehicle may have an automatic-dimming rearview mirror with a compass and the OnStar® system. There are three additional buttons for the OnStar® system. See your dealer for more informatio ...

    At Least Once a Month
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    The vehicle is neither designed nor intended to tow a trailer. ...