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.

    See also:

    Infotainment
    Read the following pages to become familiar with the audio system's features. WARNING! Taking your eyes off the road for extended periods could cause a crash resulting in injury or death t ...

    Finding a Station
    To select the band, see “Audio Source” earlier in this section. Turn the Menu knob to find a radio station. To select a preset station, touch the FAV button and choose a preset button. S ...

    Electric Power Management
    This vehicle has Electric Power Management (EPM), an advanced control system. It estimates the battery’s temperature and state of charge and then adjusts the voltage for best performance and ext ...