Setting the Tone (Bass/Midrange/Treble)
BASS/MID/TREB (Bass, Midrange, or Treble): The
radio may display some or all tones, such as BASS,
MID, and TREB. To adjust the tone settings, press the
knob until the tone control tabs
display. Press the
pushbutton positioned under the desired tab, then turn
the
knob clockwise or
counterclockwise to adjust
the highlighted setting. The highlighted setting can also
be adjusted by pressing either SEEK arrow,
FWD, or
REV button until the
desired levels are
obtained. If a station’s frequency is weak, or has static,
decrease the treble.
The radio may be capable of adjusting bass, midrange, or treble to the middle position by pressing the pushbutton positioned under the BASS, MID (midrange), or TREB (treble) tab for more than two seconds. The radio beeps once and the level adjusts to the middle position.
The radio may also be capable of adjusting all tone and
speaker controls to the middle position by pressing
the knob for more than two seconds
until the radio
beeps once.
EQ (Equalization): Press to select preset equalization settings.
To return to the manual mode, press until Manual
displays or start to manually adjust the bass and
depending on the radio, midrange, or treble by pressing
the knob.
See also:
Service Bulletins
Service Bulletins give additional
technical service information
needed to knowledgeably service
General Motors cars and trucks.
Each bulletin contains instructions
to assist in the diagnosis ...
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