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:
Security
OnStar provides services like Stolen Vehicle Assistance, Remote Ignition
Block, and Roadside Assistance, if the vehicle is equipped with these services.
OnStar can unlock the vehicle doors remotely, ...
Factory Settings
This feature allows you to set all of
the customization features back to
their factory default settings.
Press the customization button until
Factory Settings appears on the
DIC display. Pres ...
Jump Starting
For more information about the
vehicle battery, see Battery.
If the vehicle battery has run down,
you may want to use another
vehicle and some jumper cables to
start your vehicle. Be sure to ...