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Black plate (9,1)
GMC 2015i Sierra Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
8431499) - 2015 - CRC - 6/20/14
Infotainment System
7-9
.
DSP
: If equipped with a Bose
Surround
®
sound system, it will
have three DSP modes
including:
‐
Normal: Adjusts the audio to
provide the best sound for all
seating positions.
‐
Driver: Adjusts the audio to
provide the best sound for the
driver.
‐
Centerpoint: Creates a
surround sound from nearly
any audio source.
.
EQ (Equalizer)
: If equipped with
a Bose sound system, turn the
MENU knob to highlight.
Turn the MENU knob to scroll
through the options. Press the
MENU knob to select. Press
the
o
BACK button to go to the
previous menu.
Station List:
Select to display
a list of AM or FM stations.
Press
o
BACK to go to the
previous menu.
Auto Volume:
If equipped, this
feature adjusts the volume based on
the vehicle speed. Select the level
between Off, Low, Medium-Low,
Medium, Medium-High, and High.
Press
o
BACK to go to the
previous menu.
EQ (Equalizer) Settings:
In certain
configurations, the available choices
are Manual and Talk.
Options for SiriusXM Only
XM View:
XM view allows the
channel list to be viewed by channel
name, artist playing on channel,
or song playing on channel. Turn
the MENU knob to highlight and
press the MENU knob to select.
Press
o
BACK to go to the
previous menu.
Channel List:
Select to display a
list of SiriusXM channels. Turn the
MENU knob to highlight and
press the MENU knob to select.
Press
o
BACK to go to the
previous menu.
Also see the radio settings common
for all sources earlier in this section.
Finding a Station
Seeking a Station
Press
g
or
l
to search for the
previous or next strongest station.
Tuning a Station
Turn the MENU knob to manually
find a station.
Storing Radio Station Presets
Up to 25 preset stations from all
bands can be stored in the favorite
lists in any order. Up to five stations
can be stored in each favorite page
and the number of favorites can
be set.
AM, FM, or SiriusXM (If
Equipped):
While on the active
source main page, such as AM, FM,
or SiriusXM (if equipped), press and
hold a favorites/soft key button on
the faceplate.