GMC 2013 Sierra Owner's Manual page 230

7-30 Infotainment System
Ejecting a Disc
Z
DVD (Eject): Press and
release to eject the disc currently
playing in the top slot. A beep
sounds and Ejecting Disc displays.
If loading and reading of a disc
cannot be completed, due to
unknown format, etc., and the disc
fails to eject, press and hold for
more than five seconds to force the
disc to eject.
Playing a DVD
DVD/CD AUX (Auxiliary): Press to
cycle through DVD, CD, or Auxiliary
when listening to the radio. The
DVD/CD text tab and a message
showing the track or chapter
number will display when a disc is in
either slot. Press the DVD/CD AUX
button again and the system
automatically searches for an
auxiliary input device; see Auxiliary
Devices on page 7 33 for more
information. If a portable audio
player is not connected, No Aux
Input Device displays. If a disc is in
both the DVD slot and the CD slot,
the DVD/CD AUX button cycles
between the two sources and does
not indicate No Aux Input Device.
If a front auxiliary device is
connected, the DVD/CD AUX button
cycles through all available options,
such as: DVD slot, CD slot, front
auxiliary, and rear auxiliary (if
available). See Using the Auxiliary
Input Jack in Auxiliary Devices on
page 7 33 or Audio/Video (A/V)
Jacks under Rear Seat
Entertainment (RSE) System on
page 7 38 for more information.
If a disc is inserted into the top DVD
slot, the rear seat operator can turn
on the video screen and use the
remote control to navigate the CD
(tracks only) through the remote
control.
O
(Power): Press to turn the radio
on or off. Turn clockwise or
counterclockwise to increase or
decrease the volume. Press and
hold for more than two seconds to
turn off the entire radio and Rear
Seat Entertainment (RSE) system
and to start the Parental Control
I n f o r ma t i o n P r o v i d e d b y :
feature. Parental Control prevents
the rear seat occupant from
operating the Rear Seat Audio
(RSA) system or remote control.
A lock symbol displays next to the
clock display. The Parental Control
feature remains on until the knob is
pressed and held for more than
two seconds again, or until the
driver turns the ignition off and exits
the vehicle.
(Tune): Turn to select tracks on
a CD or DVD.
SEEK: Press to return to the start
of the current track or chapter.
Press again to go to the previous
track or chapter. This button might
not work when the DVD is playing
the copyright information or the
previews.
SEEK: Press to go to the next
track or chapter. This button might
not work when the DVD is playing
the copyright information or the
previews.