Courtesy Lamps

The courtesy lamps come on automatically when any door is opened and the dome lamp is in the door position.

    See also:

    Exterior Lamps Off Reminder
    A warning chime will sound if the exterior lamp control is left on in either the headlamp or parking lamp position and the driver door is opened with the ignition off. ...

    Onstar.com
    The website provides access to account information, manages the OnStar subscription, and allows viewing of videos of each service. Get subscription plan pricing and sign up for OnStar Vehicle ...

    Air Quality Sensor
    For vehicles with an air quality sensor, the climate control system adjusts to limit some exhaust fumes from being pulled inside your vehicle. Press the AUTO button on the climate control t ...