GMC Sierra Denali 2006 Owner's Manual page 209

CD Functions
All of the CD changer functions are performed by the
radio, except for loading and ejecting.
1 PREV (Previous): Press this pushbutton to go to
beginning of the current track if more than eight seconds
have played. If this pushbutton is held or pressed more
than once, the player will continue moving backward
through the CD.
2 NEXT: Press this pushbutton to go to the next track.
If this pushbutton is held or pressed more than once,
the player will continue moving forward through the CD.
3 REV (Reverse): Press and hold this pushbutton to
reverse quickly within a track. Release it to play the
passage. The elapsed time of the track will appear on
the display.
4 FWD (Forward): Press and hold this pushbutton to
advance quickly within a track. Release it to play
the passage. The elapsed time of the track will appear
on the display.
X
5 SIDE: Press this pushbutton to select a CD.
The CD number and track number will appear on the
display.
6 RDM (Random): Press and release this pushbutton
to hear all of the tracks on all of the loaded CDs in
random, rather than sequential, order. RDM ALL will
appear on the display.
Press and hold this pushbutton to hear the tracks on the
current CD in random, rather than sequential order.
You will hear a beep and RDM ONE will appear on the
display. Press this pushbutton again to turn off
random play. RDM OFF will appear on the display.
q r
SEEK : Press the right or the left arrow to go to
the next or to the previous track on the CD.
q r
SCAN : Press and hold either arrow for more
than two seconds until SCAN appears on the display
and you hear a beep. The radio will go to the next track,
play for 10 seconds, then go on to the next track.
Press either SCAN arrow again to stop scanning.
BAND: Press this button to listen to the radio when a
CD is playing. The inactive CD(s) will remain safely
inside the player for future listening.
TAPE DISC: Press this button to play a CD, if a CD is
loaded in the changer and the radio is on.
Press this button to switch between playing a tape and
a CD in the CD changer, if both are loaded.
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