Buick Automobile User Manual page 217

To adjust all tone and speaker controls to the middle
position, press and hold when no tone or speaker control
displays. ALL CENTERED displays and the radio
beeps once.
EQ (Equalization): Press to select customized
equalization settings.
To return the bass and treble to the manual mode,
press and release until BASS or TREBLE displays.
Adjusting the Speakers (Balance/Fade)
e (Balance/Fade): To adjust the balance between
the right and the left speakers, press and release until
BAL (balance) displays. Turn this knob to move the
sound toward the right or the left speakers.
To adjust the fade between the front and the rear
speakers, press and release until FAD (fade) displays.
Turn this knob to move the sound toward the front
or the rear speakers.
To adjust the balance and the fade to the middle position,
press, then press and hold until the radio beeps once.
To adjust all tone and speaker controls to the middle
position, press and hold when no tone or speaker control
displays. ALL CENTERED displays and the radio
beeps once.
Finding a Category (CAT) Station
(XM™ Satellite Radio Service Only)
To select and find a desired category, perform
the following:
1. Press the CAT button to enter the category select
mode. The current category displays.
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2. Turn the knob to select a category.
3. Once the desired category is displayed, press either
SEEK arrow to go to the category's first station.
4. Press either SEEK arrow again to go to another
station within that category. The category will
display. If CAT times out and is no longer on the
display, go back to Step 1.
5. Press CAT to exit the category select mode or wait
for CAT to time out.
If the radio cannot find the desired category, NOT
FOUND displays and the radio returns to the last station
you were listening to.
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