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 ...

When to Check Power Steering Fluid
It is not necessary to regularly check power steering fluid unless there is a leak suspected in the system or an unusual noise is heard. A fluid loss in this system could indicate a problem. Have ...

Phone
Bluetooth For vehicles equipped with Bluetooth capability, the system can interact with many cell phones, allowing: Placement and receipt of calls in a hands-free mode. Sharing of the cell ph ...