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:
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 ...
What to Do with Used Oil
Used engine oil contains certain elements that can be unhealthy for your skin
and could even cause cancer. Do not let used oil stay on your skin for very long.
Clean your skin and nails with soap ...
Automatic Transmission
Driver Shift Control (DSC) or
Tap Shift
Driver Shift Control (DSC) allows
shifting an automatic transmission
similar to a manual transmission.
DSC can be enabled through the
shift lever or t ...






