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:
Finish Damage
Quickly repair minor chips and scratches with touch-up materials available from
your dealer to avoid corrosion. Larger areas of finish damage can be corrected in
your dealer's body and paint s ...
Time Shifting — Pause and
Rewind Live FM and AM
The Radio with DVD Audio, HDD,
and USB has the ability to rewind
60 minutes of FM and AM content.
While listening to the radio, the
content from the current station is
always being buffered t ...
Lumbar Adjustment
Power Lumbar
If available, press and hold the front or rear of the control to increase or
decrease lumbar support. Release the control when the seatback reaches the
desired level of lumbar su ...






