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:
Additional Program Information
All program options, such as shuttle service, may not be available at every dealer.
Please contact your dealer for specific information about availability. All Courtesy
Transportation arrangements ...
Additional Program
Information
All program options, such as shuttle
service, may not be available at
every dealer. Please contact your
dealer for specific information
about availability. All Courtesy
Transportation arrang ...
Rainsense™
For vehicles with Rainsense, a sensor located near the top center of the
windshield detects the amount of water on the windshield and automatically
controls the frequency of the windshield wiper.
...