Vehicle and Power Issues
OnStar services require a vehicle electrical system, wireless service, and GPS satellite technologies to be available and operating for features to function properly. These systems may not operate if the battery is discharged or disconnected.
See also:
Instrument Panel Cluster
The instrument panel cluster is designed to show how the vehicle is running.
It shows how fast the vehicle is going,
how much fuel has been used, and many other things needed to drive safely and
...
Additives
To provide cleaner air, all gasolines in the United States
are now required to contain additives that help prevent
engine and fuel system deposits from forming, allowing
the emission control sys ...
StabiliTrak® OFF Light
This light comes on when the StabiliTraK system is turned off.
If the Traction Control System (TCS) is off, wheel spin is not limited.
If StabiliTrak is off, the system does not assist in controll ...