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:
Sunroof
A. Open or Close
B. Vent
On vehicles with a sunroof, the sunroof only operates when the ignition is in
the ACC/ACCESSORY or ON/RUN, or when Retained Accessory Power (RAP) is active. See
Retain ...
Window Lockout
This feature prevents the rear passenger windows from operating, except from
the driver position.
Press to activate the rear
window locks. An indicator light will illuminate when the featu ...
MP3 Format
There are guidelines that must be met, when creating an MP3 disc. If the guidelines
are not met when recording a CD-R(W), the CD may not play. The guidelines are:
Sampling rate: 16 kHz, 22.05 kH ...






