1998 Chevrolet Express Van Owner's Manual - Page 145

I In addition to the four stations already set, up three to more stations may be preseton each band by pressing two adjoining buttons at thesame time. Just: 1. Tune in the desired station. Setting the Tone BASS: Slide this leverup or down to increase or decrease bass. 2. Press SET. (SET will appear on the display.) 3. Press two adjoining buttons at the same time, within five seconds. Whenever you press the same two buttons, the stationyou set will return. 4. Repeat the steps for each pair of pushbuttons. TREB: Slide this lever up or down to increase or decrease treble. If a station is weak noisy, you may or want to decrease the treble. Adjusting the Speakers BAL: Turn the control behind the upper knob to move the sound to the leftor right speakers. The middle position balances thesound between the speakers. P.SCAN: Press both SEEK buttons to scan through each of your preset stations. The system will scan through and playeach preset station storedon your pushbuttons for a few seconds. Press either SEEK button or RECALL to stop scanning through the preset stations. FADE: Turn thecontrol behind the lower knob to move the sound to the front or rear speakers. The middle position balances thesound between the speakers. 3-10