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:
Adding or Changing Preset Destinations
This feature allows additions or changes one of five preset destinations. When
a destination has been added as a preset destination, it is available to select
from the Destination Entry screen. Se ...
Recommended Fuel
Use premium unleaded gasoline with a posted octane rating of 91 or higher. You
can also use regular unleaded gasoline rated at 87 octane or higher, but the vehicle's
acceleration could be slig ...
Universal Remote System Operation
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 transmi ...