See also:

Remote Control Buttons
(Power): Press this button to turn the video screen on and off. (Illumination): Press this button to turn the remote control backlight on. The backlight automatically times out after 7 to 10 second ...

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 ...

Roadside Assistance Program
As the owner of a new GMC, you are automatically enrolled in the Roadside Assistance program. See Roadside Assistance Program (U.S. and Canada) on page 13‑7 or Roadside Assistance Program (M ...