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:
What to Use
WARNING!
Adding only plain water or some
other liquid to the cooling system
can be dangerous. Plain water
and other liquids, can boil before
the proper coolant mixture will.
The coolant warn ...
Storing Radio Station Presets
This feature stores a mix of up to 30 AM, FM, and XM (if equipped) preset stations.
To store presets:
1. Press to turn the system on.
2. If viewing a map screen, press AUDIO, FAV or press the sou ...
StabiliTrak® System
The vehicle has a vehicle stability enhancement system called StabiliTrak.
It is an advanced computer controlled system that assists with directional
control of the vehicle in difficult driving cond ...