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:
Feature Settings Menu Items
The following are customization features that allow you to program settings to
the vehicle:
DISPLAY IN ENGLISH
This feature will only display if a language other than English has been set.
This ...
Special Application
Services
- Vehicles with manual
transmissions: Every two years
drain, flush, and fill clutch
hydraulic system.
- Severe Commercial Use
Vehicles Only: Lubricate
chassis components every
5 000 km/3, ...
Comfort and Convenience
Select the Comfort and Convenience menu and the following will be displayed:
- Easy Exit Driver Seat
- Chime Volume
- Reverse Tilt Mirror
- Auto Wipe in Reverse Gear ...






