Black plate (11,1)
Chevrolet/GMC Express/Savana Navigation System (GMNA-Localizing-U.S./
Canada-7639741) - 2015 - crc - 4/28/14
Infotainment System
11
Press the audio display screen
button to display the current audio
source screen. The display shows a
split screen with the audio source
screen on the left side and the map
or guidance screen on the right
side. Press the Full Map screen
button to exit the split view screen.
Navigation Audio System
Tone Settings
To access the sound menu, press
MENU, then select Tone.
Setting the Tone
To adjust the bass, treble, and
midrange using the sound menu:
.
Bass: Press + or
−
to change
the level.
.
Mid (Midrange): Press + or
−
to
change the level.
.
Treble: Press + or
−
to change
the level.
Adjusting the Speakers
To adjust the speaker balance:
.
Press and hold
o
for more
sound from the left speakers or
p
for more sound from the right
speakers. The middle position
balances the sound between the
left and right speakers.
To adjust the speaker fade:
.
Press and hold
w
for more
sound from the front speakers
and
x
for more sound from the
rear speakers. The middle
position balances the sound
between the front and rear
speakers.
