1997 GMC Suburban Owner's Manual - Page 165

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 knobs for VOLUME, BAL FADE, BASS and TREB just as you do for the radio. REV: Press the SEEK left arrow to reverse the casserre tape. Press the SEEK right arrow to stop reversing the tape. FWD: Press the SEEK right arrow to advance the cassette tape. Press the SEEK left arrow to stop forwarding the tape. RECALL: Press this knob to switch tape sides. EJECT Press this button to remove the tapeor stop the tape and play the radio.If you leave a cassette tape in the player while listeningto the radio, it may become wann. CLN: If this message appears on the display, the 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 the tapes and player. See "Care of Your Cassette Tape 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. AM-FM Stereo with CassetteTape and Automatic Tone Control (If Equipped) Playing the Radio PWR-VOL: Press this knob to turn the system on and off. To increase volume, turn the knob clockwise. Turn volume. The knob is it counterclockwise to decrease capable of being rotated continuously. RECALL: Display the time with the ignition off by pressing this button. When the radio is playing, press this button to recall the station frequency. 3-15