See also:

If No Steam Is Coming from the Engine Compartment
If an engine overheat warning is displayed but no steam can be seen or heard, the problem may not be too serious. Sometimes the engine can get a little too hot when the vehicle: - Climbs a long h ...

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 ...

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 ...