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:
Dome Lamp Override
The dome lamp override button is located next to the exterior lamps control.
: Press the button in and the dome
lamps remain off when a door is opened. Press the button again to return it to the ...
Third Row Seats
If the vehicle has a third row seat, the seatback can be folded, and the entire
seat can be tumbled or removed from the vehicle. ...
Retained Accessory Power (RAP)
These accessories can be used after the engine is turned off:
- Audio system (up to 10 minutes or driver door is opened).
- Power windows, sunroof (if equipped), and power outlets (up to 10 minu ...






