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:
Power Seat Adjustment
To adjust a power seat, if equipped:
- Move the seat forward or
rearward by sliding the
horizontal control forward or
rearward.
- Raise or lower the front or rear
part of the seat cushion ...
Turning the RVC System On or Off
The RVC system is designed to help the driver when backing up by displaying a
view of the area behind the vehicle. When the vehicle is shifted into R (Reverse),
the video image appears on the navi ...
Rainsense™
For vehicles with Rainsense, a
sensor located near the top center
of the windshield detects the
amount of water on the windshield
and automatically controls the
frequency of the windshield w ...






