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:
OnStar® Services
For new vehicles equipped with OnStar®, the Safe
& Sound Plan, or the Directions & Connections®
Plan is included for one year from the date of
purchase. You can extend this plan beyond th ...
StabiliTrak® System
Your vehicle is equipped with StabiliTrak®,
Electronic Stability Control (ESC) which combines
antilock brake, traction and stability control
systems and helps the driver maintain directional
cont ...
Wheel Alignment and Tire Balance
The tires and wheels were aligned
and balanced at the factory to
provide the longest tire life and best
overall performance. Adjustments to
wheel alignment and tire balancing
will not be nec ...