GMC 2004 Sierra 1500 Pickup, Owner'S Manual

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The radio will save separate AUTO EQ settings for each
preset and source.
If you radio is equipped with the Bose audio system,
your equalization settings are either CUSTOM or TALK.
Adjusting the Speakers (Balance/Fade)
AUDIO: To adjust the balance between the right
and the left speakers, push the AUDIO knob until BAL
appears on the display. Turn the knob to move the
sound toward the right or the left speakers.
To adjust the fade between the front and rear speakers,
push and hold the AUDIO knob until FAD appears on
the display. Turn the knob to move the sound toward the
front or the rear speakers.
To adjust the balance and the fade to the middle
position, select balance or fade and push and hold the
AUDIO knob. The radio will produce one beep and
adjust the display level to the middle position.
To adjust all tone and speaker controls to the middle
position, push and hold the AUDIO knob when no tone
or speaker controls are displayed. CENTERED will
appear on the display and you will hear a beep.
Finding a Program Type (PTY) Station
(RDS and XM™)
To select and find a desired PTY perform the following:
1. Press the P-TYPE button to activate program
type select mode. P-TYPE and the last selected
PTY will appear on the display.
2. Turn the P-TYPE knob to select a PTY.
3. Once the desired PTY is displayed, press either
SEEK arrow to select the PTY and take you to
the PTY’s first station.
4. If you want to go to another station within that PTY
and the PTY is displayed, press either SEEK arrow
once. If the PTY is not displayed, press either
SEEK arrow twice to display the PTY and then to
go to another station.
5. Press the P-TYPE button to exit program type
select mode.
If PTY times out and is no longer on the display, go
back to Step 1.
If both P-TYPE and TRAF are on, the radio will search
for stations with the selected PTY and traffic
announcements.
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