Horn
Press 
on the steering wheel pad to sound the horn.
See also:
Other Navigation Services
Available from OnStar
OnStar eNav: Allows subscribers
to send destinations from Google
Maps and MapQuest.com to their
Turn-by-Turn Navigation or
screen-based navigation system.
When ready, the directions will be
...
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 ...
Shoulder Belt Height Adjuster
The vehicle has a shoulder belt height adjuster for the driver and right
front passenger seating positions.
Adjust the height so that the shoulder portion of the belt is on the
shoulder and not f ...