Horn
Press 
on the steering wheel pad to sound the horn.
See also:
2010 Cadillac CTS4 3.6L Sport Wagon Review
You would have to have lived your entire life in a cave in the farthest
deepest recesses of the Sahara Desert to have never heard of Cadillac. If you
are 50 years old or older, you clearly remembe ...
Tire Pressure Monitor
Operation
This vehicle may have a Tire
Pressure Monitor System (TPMS).
The TPMS is designed to warn the
driver when a low tire pressure
condition exists. TPMS sensors are
mounted onto each tire and whe ...
Head Restraint Adjustment
Do not drive until the head restraints for all occupants are installed and adjusted
properly.
To achieve a comfortable seating position, change the seatback recline angle
as little as necessary w ...