See also:

Vehicle Messages
Messages are displayed on the DIC to notify the driver that the status of the vehicle has changed and that some action may be needed by the driver to correct the condition. Multiple messages may a ...

Automatic Operation
AUTO (Automatic): When automatic operation is active, the system controls the inside temperature, the air delivery, and the fan speed. Use the steps below to place the entire system in automatic mode ...

TTY Users
OnStar has the ability to communicate to the deaf, hard&-ofhearing, or speech&-impaired customers while in the vehicle. The available dealer&-installed TTY system can provide in-vehicl ...