Horn
Press 
on the steering wheel pad to sound the horn.
See also:
Dual Mode
This dual screen symbol displays when the screen is in dual mode.
Dual mode displays the route on half of the screen and a maneuver or Interstate
Exit list on the other half. The Interstate Exit ...
XM Messages
XL (Explicit Language
Channels): These channels,
or any others, can be blocked at a
customer's request, by calling
1-800-929-2100 in the U.S. and
1-877-438-9677 in Canada.
XM Updating: The ...
Technology
Cadillac CTS Coupe blends handcrafted luxury with a contemporary,
driver-focused interior that supports the car's high-performance capabilities.
The interior includes hand-sewn accents covering th ...