GMC 1996 Sierra Owner's Manual page 140

P.SCAN: Press both SEEK buttons to scan through each
of the preset stations. The system will scan through and
play each preset station stored o n your pushbuttons for a
few seconds. Press either SEEK button or RECALL to
stop scanning through the preset stations.
Setting the Tone
BASS: Slide this lever up
to
increase the bass.
TREB: Slide this lever up to increase the treble.
Slide the lever down to reduce noise with a weak
or noisy station.
Adjusting the Speakers
BAL: The control behind the VOLUME-BAL knob
balances the sound between the right and left speakers.
FADE: The control behind the TUNE knob fades the
sound between the front and rear speakers.
Playing a Cassette Tape
Your tape player is built to work best with tapes that
are
30 to 45 minutes long on each side. Tdpes longer than
that are so thin they may not work well in this player.
Once the tape is playing, use the knobs for VOLUME,
FADE and BAL just as you do for the radio.
FWD: Press the SEEK right arrow to advance the
cassette tape. Press the SEEK left arrow to stop
forwarding the tape.
REV: Press
the SEEK left arrow to reverse the
cassette tape. Press the SEEK right arrow to stop
reversing the tape.
RECALL: Press this button
to
switch tape sides.
EJECT Press this button to remove the tape or stop the
tape and play the radio.
CLN: This message may appear on the display. If it
does, your cassette tape player needs to be cleaned. It
will still play tapes, but you should clean it as soon as
possible
to
prevent damage to your tapes and player. See
"Care of Your Cassette Tdpe Player'' in the Index. After
you clean the player, press and hold EJECT for five
seconds to reset the CLN indicator. The radio will
display --- to show the indicator was reset.
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