Horn
Press 
on the steering wheel pad to sound the horn.
See also:
Roadside Service
U.S.: 1-800-224-1400
Canada: 1-800-882-1112
TTY Users (U.S. only): 1-888-889-2438
Mexico: 01-800-466-0805
As the owner of a new Cadillac, you are automatically enrolled in the Roadside
Service p ...
Driving Impressions
Cadillac's Seville has been known for years as a potent and appealing road
car. The new STS builds solidly upon that reputation, adding a stylish exterior
and ample technology.
Smooth-riding and ...
Information Displays
Driver Information Center (DIC)
The DIC displays information about the vehicle. It also displays warning
messages if a system problem is detected. See Vehicle Messages for more
information. All m ...