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:
Recommended Fluids, Lubricants, and Parts
Recommended Fluids and Lubricants
Maintenance Replacement Parts
Replacement parts identified below by name, part number, or specification can
be obtained from your dealer.
...
Power Liftgate Operation
On vehicles with a power liftgate, the switch is on the overhead console.
The vehicle must be in P (Park) to use the power feature. The taillamps will
flash and a chime will sound when the power li ...
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 ...