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:
Portable Audio Devices
This vehicle has an auxiliary input, located on the audio faceplate, and a USB
port located on the instrument panel or in the center console. External devices
such as iPod®, laptop computers, MP3 ...
Traffic Options (US and Canada)
Read the following Options descriptions to understand how the XM NavTraffic™
operates. ...
Driving dynamics
The robust and dynamic CTS chassis infuses the new wagon with a great balance
of performance and luxury. It uses an independent short/long arm ( SLA) front
suspension system and a multi-link rear ...






