Horn
Press 
on the steering wheel pad to sound the horn.
See also:
StabiliTrak® OFF Light
This light should come on briefly as the vehicle is started. If it does not
come on, have the vehicle serviced by your dealer.
This light comes on when the StabiliTrak system is turned off by ...
Service Vehicle Messages
SERVICE A/C SYSTEM
This message displays when the
electronic sensors that control the
air conditioning and heating
systems are no longer working.
Have the climate control system
serviced by ...
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 ...