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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    General Information
    For service and parts needs, visit your dealer. You will receive genuine GM parts and GM-trained and supported service people. Genuine GM parts have one of these marks: ...

    Driver Efficiency Gauge
    Driver Efficiency Gauge This gauge assists the driver in operating the vehicle more efficiently and will vary based on driver input. See Driver Efficiency Gauge for more information. ...

    Brake Wear
    Your vehicle has four-wheel disc brakes. Disc brake pads have built-in wear indicators that make a high-pitched warning sound when the brake pads are worn and new pads are needed. The sound ma ...