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:
SBZA Detection Zones
The SBZA sensor covers a zone of
approximately one lane over from
both sides of the vehicle,
or 3.5m(11 ft). This zone starts at
each side mirror and goes back
approximately 5.0 m(16 ft). Th ...
XM Satellite Radio Service
XM is a satellite radio service based in the 48 contiguous United States and
10 Canadian provinces. XM Satellite Radio has a wide variety of programming and
commercial-free music, coast to coast, ...
Express-Down Window
AUTO (Express-down): The driver’s and front
passenger’s window switches have an
express-down feature that allows you to lower the
window without holding the switch down. Press
down briefly on ...