TTY Users
OnStar has the ability to communicate to the deaf, hard–of–hearing, or speech–impaired customers while in the vehicle.
The available dealer–installed TTY system can provide in-vehicle access to all of the OnStar services, except Virtual Advisor and OnStar Turn–by–Turn Navigation.
See also:
Driving on a Route
When driving on a routed destination, the map screen automatically displays the
next maneuver.
The pop-up displays the next maneuver direction and the distance from it.
When approximately 400 ...
If a Tire Goes Flat
It is unusual for a tire to blow out while driving, especially if the tires
are maintained properly. See Tires . If air goes out of a tire, it is much more
likely to leak out slowly. But if there is ...
StabiliTrak® System
The StabiliTrak system assists with directional control of the vehicle in
difficult driving conditions.
The system is on when the vehicle is started.
- To turn off both Traction Control and Sta ...