Add-on Electrical Equipment

The OnStar system is integrated into the electrical architecture of the vehicle. Do not add any electrical equipment. See Add-On Electrical Equipment. Added electrical equipment may interfere with the operation of the OnStar system and cause it to not operate.

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    Hill and Mountain Roads
    Driving on steep hills or through mountains is different than driving on flat or rolling terrain. Tips for driving in these conditions include: Keep the vehicle serviced and in good shape. Che ...

    Bluetooth (Overview)
    For vehicles equipped with Bluetooth capability, the system can interact with many cell phones, allowing: - Placement and receipt of calls in a hands-free mode. - Sharing of the cell phone’s addr ...

    Heated Steering Wheel
    : Press to turn the heated steering wheel on or off. A light on the button displays when the feature is turned on. The steering wheel takes about three minutes to start heating. ...