See also:

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 acces ...

Courtesy Transportation Program (U.S. and Canada)
To enhance your ownership experience, we and our participating dealers are proud to offer Courtesy Transportation, a customer support program for vehicles with the Bumper-to-Bumper (Base Warranty ...

Continuous Damping Control (CDC)
This vehicle may have a continuous damping control system called Autoride® or MagneRide™. With this feature, improved vehicle ride and handling is provided under a variety of passenger and loading ...