TTY Users
OnStar has the ability to communicate to the deaf, hard&-ofhearing, 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:
File System and Naming
The song name that displays is the song name contained in the ID3 tag.
If the song name is not present in the ID3 tag, then the radio displays the file name without the extension (such as .mp3) as th ...
Rear Audio Controller (RAC)
The vehicle may have the Rear Audio Controller (RAC). Certain radio functions can be controlled with the RAC.
or
(Next/Previous): Press the up or down arrows to go to the next or to the previou ...
Compass Calibration
The compass can be manually calibrated. Only calibrate the compass in a magnetically clean and safe location, such as an open parking lot, where driving the vehicle in circles is not a danger.
It is ...





