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:
Courtesy Lamps
The courtesy lamps come on automatically when any door is opened and the dome
lamp is in the door position. ...
Engine Overheating
You will find a coolant temperature gage on your
vehicle’s instrument panel.
If your vehicle has a Driver Information Center
(DIC), the display will show an Engine Coolant
Hot/Engine Overheated ...
Using the Universal Remote
System
Press and hold the appropriate
Universal Remote system button for
at least half of a second. The
indicator light will come on while the
signal is being transmitted. ...