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:

    Check Gages Warning Light
    The check gages light will come on briefly when you are starting the engine. If the light comes on and stays on while you are driving, check your coolant temperature and engine oil pressure ...

    Sun Visors
    Sun Visors with Slide Your vehicle may have this feature. Pull the sun visor down to block glare. Detach the sun visor from the center mount and slide it along the rod from side-to-side to cover t ...

    Recording an Audio or MP3 CD to MEM
    See Mass Storage Media (MEM) for more information. ...