Horn
Press 
on the steering wheel pad to sound the horn.
See also:
Audio System
When using the Bluetooth system, sound comes through the vehicle's front
audio system speakers and overrides the audio system.
Use the VOL/ knob during a call to change the volume
level.
The a ...
Cadillac Technician Roadside
Service (U.S. Only)
Cadillac's exceptional Roadside
Service is more than an auto club or
towing service. It provides every
Cadillac owner in the United States
with the advantage of contacting
a Cadillac advisor ...
Ride Control System Messages
SERVICE STABILITRAK
If your vehicle has StabiliTrak and this message displays, it means there may
be a problem with the StabiliTrak system. If you see this message, try to reset
the system. Stop; ...