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:
Rear Vision Camera (RVC)
If available, the RVC displays a view of the area behind the vehicle on the navigation
screen when the vehicle is shifted into R (Reverse). Once shifted out of R (Reverse),
the navigation screen w ...
Reducing Speed While Using Cruise Control
If the cruise control system is already activated,
Press and hold the SET– button on the steering wheel until the desired
lower speed is reached, then release it.
To slow down in small amount ...
Chime Volume
This allows the selection of the chime volume level.
Press the MENU/SELECT knob when Chime Volume is highlighted.
Turn the knob to select Normal or High. Press the knob to confirm and go
back t ...