1997 GMC Sonoma Owner's Manual - Page 123

In addition to the four stationsalready set, up to three more stations may be preset oneach band by pressing two adjoining buttons at the same time. Just: 1. Tune in the desired station. Playing a Cassette Tape Your tape player is built to work best with tapes that are 30 to 45 minutes long on each side. Tapes longer than that are so thin they may not work well in this player. Once the tape is playing, use the PWR-VOL, BAL and FADE knobs just as you do for the radio. A lighted arrow will be displayed to show tape play direction. 2. Press SET. (SET will appear on the display.) 3. Press two adjoining pushbuttonsat the same time, within five seconds.Whenever you press the same two buttons, the station you set will return. 4. Repeat the steps for each pair of pushbuttons. Setting theTone BASS: Slide this lever up or down to increaseor decrease bass. TREBLE: Slide this lever up or down to increase or decrease treble. If a station is weak or noisy, you may want to decrease the treble. Adjusting the Speakers BAL: Turn the control behind the upper knob to move the sound to the left or right speakers. The middle position balances the sound between the speakers. FADE: Turn the control behind the lower knob to move the sound to the front orrear speakers. Themiddle position balances the sound between the speakers. FORWARD: Press the arrow button in the direction that the lighted arrow points toadvance quickly to another part of the tape. Press STOP-EJECT lightly to stop forwarding and play the tape. REVERSE: Press the arrow button in the opposite direction that the lighted arrow points to reversequickly to anotherpart of the tape. Press STOP-EJECT lightly to stopreversing and play the tape. PROG: Press this knob to gofrom one side of the tape to the other. STOP-EJECT Press this button to remove the tape or stop playing the tape in order to play the radio. If you leave a cassette tape in the player while listening to the radio, it may become warm. 3-9