See also:

Adaptive Forward Lighting (AFL) Light
This light should come on briefly as the vehicle is started. If it does not come on, have the vehicle serviced by your dealer. This light comes on solid when there is a problem with the Adapti ...

Rear Vision Camera (RVC)
If available, the RVC displays a view of the area behind the vehicle when the vehicle is shifted into R (Reverse). The display will appear on either the inside rearview mirror or navigation screen, ...

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 acces ...