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:
Rear Vision Camera Error
Messages
Service Rear Vision Camera
System: This message can display
when the system is not receiving
information it requires from other
vehicle systems.
(Service Rear Vision Camera
System Icon): T ...
Automatic Operation, If Equipped
AUTO: Press the air delivery mode button until this setting is selected to control
the inside temperature, air delivery, and fan speed. AUTO appears in the display
when automatic operation is acti ...
System Settings
CONFIG: Press to adjust the
number of favorites pages, auto
volume, XM (if equipped), and HDD
(if available) settings. The FAV,
AUTO VOL, XM (if equipped), and
HDD (if available) tabs displa ...