1997 GMC Savana Van Owner's Manual - Page 139

RECALL: Press this knob to switch tape sides. EJECT Press this button to remove the tape or stop the tape and play the radio.If you leave a cassette tape in the player whilelistening to the radio, it may become warm. AM-FM Stereo with Cassette Tape and Automatic Tone Control (If Equipped) 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 aspossible 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. Playing the Radio PVVR-VOL: Press this knob to turn the system on and off. To increase volume, turn the knob clockwise. Turn it counterclockwise to decrease volume. The knob is capable of being rotated continuously. 3-13