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:
Before Driving Off-Road
Have all necessary maintenance and service work completed.
Fuel the vehicle, fill fluid levels, and check inflation pressure in all
tires, including the spare, if equipped.
Read all the info ...
Adding Destinations to the Address Book
There are two ways to add a destination to the address book:
To add the current vehicle position to the address book, press the Mark
screen button from the map screen. The system automatically ...
Resuming a Set Speed
If the cruise control is set at a
desired speed and then the brakes
are applied, the cruise control is
disengaged without erasing the set
speed from memory.
Once the vehicle is driving at abo ...






