GMC 1995 Suburban Owner's Manual page 171

Lower Knob (TUNE-AM-FM) -The lower knob has two functions:
0
Turn it to tune in radio stations.
0
Press it to change between the AM and FM bands.
FADE
-
The control ring behind the lower knob adjusts the fronthear
speaker balance.
SEEK
-
Press the SEEK
b
button to cause the receiver to seek the next
higher station.
Press the
4
SEEK button to cause the receiver to seek the next lower
station.
SCAN
-
Press the SCAN button to momentarily hear each available
station. SCAN is a two button function and requires that you also press the
SEEK
b
or
4
SEEK. "SCAN" appears in the display while you are in the
SCAN mode.
Press and hold
SEEK
b,
then press
4
SEEK to cause the receiver to scan
to the next higher station.
Press and hold
4
SEEK, then press SEEK
b
to
cause the receiver to scan
to the next lower station.
The receiver will continue to scan until you press the VOL-RECALL knob
or both SEEK buttons again.
Pushbuttons - The four pushbuttons let you return to favorite stations. To
set the pushbuttons for up to fourteen favorite stations (7 AM and 7 FM):
1. Tune in the desired station.
2. Press the SET button. "SET" appears in the display.
3. Within 5 seconds, press one of the four pushbuttons to store the station.
Whenever you press that button, the preset station will return.
Repeat these steps for each pushbutton.
NOTE:
In addition to the four stations set as above, up to three additional stations
may be preset on each band by pressing two adjoining buttons at the same
time. Then do the following:
I . Tune in the desired station.
2. Press the SET button. "SET" appears in the display momentarily.
3. Within 5 seconds, press any two adjoining pushbuttons at the same
time. (The station will return when the same two buttons are pressed
again.)
TREBLE
-
Slide the TREBLE lever up to increase the treble response. If a
station is weak or noisy, slide the TREBLE lever down to reduce the noise.
BASS - Slide
the
BASS lever up to increase the bass response. Adjust the
BASS lever to give a pleasing sound to your ear.
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