Horn
Press 
on the steering wheel pad to sound the horn.
See also:
Customer Assistance
Offices (U.S. and Canada)
Cadillac encourages customers
to call the toll-free number for
assistance. However, if a customer
wishes to write or e-mail Cadillac,
the letter should be addressed to:
United States
Cadilla ...
Receiving a Call
When an incoming call is received,
the audio system mutes and a ring
tone is heard in the vehicle.
- Press to answer the call.
- Press to ignore a call. ...
General Information
Vehicles with a Universal Hands—free Phone (UHP) system can use a Bluetooth®
capable mobile phone with a Hands-Free Profile to make and receive phone calls.
The infotainment system and voice control ...