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:
Connecting and Controlling a USB Drive
The infotainment system can only play back .mp3 and .wma files from a USB drive.
Only the first 10,000 songs are recognized on the device.
When a device is not supported, the message “No supported ...
Automatic Dimming Rearview Mirror
On vehicles with an automatic
dimming inside rearview mirror the
automatic dimming reduces the
glare from the headlamps of the
vehicle behind you.
Vehicles with OnStar have three
control bu ...
System Settings
Configuring the Number of Favorite Pages
To configure the number of available favorite pages:
1. Press the CONFIG button.
2. Select Radio Settings.
3. Select Radio Favorites.
4. Select the number ...