See also:

Programming without a Recognized Transmitter (Keyless Access Vehicles Only)
If there are no currently recognized transmitters available, follow this procedure to program up to eight transmitters. This feature is not available in Canada. This procedure will take approximatel ...

Overload
If the windows are repeatedly operated within a short time, the window operation is disabled for a short time. ...

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 ...