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:
Reading Lamps
For vehicles with reading lamps in the overhead console, press the button located
next to the lamp to turn it on or off.
The vehicle may also have reading lamps in other locations. The lamps cannot ...
Destination
Press DEST to access the Destination Entry screen. From this screen, you can
select from several options to plan a route by entering destination points.
To enter a destination, choose from one of ...
Weight of the Trailer Tongue
The tongue load (A) of any trailer is very important because it is also part
of the vehicle weight. The Gross Vehicle Weight (GVW) includes the curb weight of
the vehicle, any cargo carried in it, ...






