Cadillac 2011 CTS Coupe Owner's Manual page 24

Some audio steering wheel controls
could differ depending on the
vehicle's options. Controls that can
be adjusted at the steering wheel
may include:
Press to switch between
the radio AM, FM, XM (if equipped),
CD, HDD (if equipped), auxiliary
input jack, DVD (if equipped), and
USB (if equipped).
Press to go to the
previous or next radio station stored
as a favorite, or the previous or next
track of a CD.
Press to interact with the Bluetooth
system. See
for more information.
Press to increase or to
decrease the volume.
Press and release to silence
the vehicle speakers only. The
audio of the wireless and wired
headphones, if the vehicle has
these features, does not mute.
Press and release
turn the sound on.
For vehicles with a navigation
system, press and hold
two seconds to initiate speech
recognition.
For vehicles without a navigation
system, press and hold
two seconds to interact with
OnStar
®
For vehicles with a navigation
system, OnStar, or Bluetooth,
press and hold
two seconds and say hands
free to interact with OnStar or
Bluetooth.
For more information, see
again, to
for
for
®
or Bluetooth.
for
.