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:
Limit Features While Driving
The navigation system may have this feature. Touch the Limit Features While Driving
screen button to turn the ability to limit functions on and off while driving. When
this screen button is highli ...
Boost Gauge
Metric
English
For the CTS-V, this gauge is located
in the instrument panel cluster.
This gauge indicates positive
manifold pressure, which is the
induction air pressure level in the
in ...
Traction Control System (TCS)/StabiliTrak® Light
The TCS/StabiliTrak light comes on briefly when the engine is started.
If the light does not come on or stays on, have the vehicle serviced by the dealer.
If the system is working normally, the i ...