Cellular and GPS Antennas

Avoid placing items over or near the antenna to prevent blocking cellular and GPS signal reception. Cellular reception is required for OnStar to send remote signals to the vehicle.

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    Tire Rotation and Required Services Every 12 000 km/ 7,500 mi
    Rotate the tires, if recommended for the vehicle, and perform the following services. See Tire Rotation on page 10‑57. ○ Check engine oil level and oil life percentage. If needed, chang ...

    Speedometer
    The vehicle's speed can be selected to display on the Driver Information Center (DIC) and the speedometer in either kilometers per hour (km/h) or miles per hour (mph). Telltales on the speedom ...

    Using the Radio
    (Power/Volume): Press to turn the system on and off. Turn clockwise or counterclockwise to increase or decrease the volume. (Information) (AM-FM Radio and AM-FM Radio with CD): Press to switch the ...