1998 GMC Safari Owner's Manual - Page 181

Care of Your Cassette Tape Player A tape player that is not cleaned regularly can cause reduced sound quality, ruined cassettes or a damaged mechanism. Cassette tapes should be stored in their cases away from contaminants, direct sunlight and extreme heat.If they aren't, they may not operate properly or may cause failure of the tape player. Your tape player should be cleaned regularly after every 50 hours of use. Your radio may display CLN to indicate that have used your tape player you for 50 hours without resetting the tape clean timer. If this message appears on the display, your cassette tape player needs to be cleaned. It will play tapes, but still you should clean it as soon as possible to prevent damage to your tapes and player.you notice a If reduction in sound quality,try a known good cassette to seeif it is the tape or the tape playerfault. If this at other cassette has no improvement sound quality, in clean the tape player. The recommended cleaning method your cassette for tape player is the use of a scrubbing action, non-abrasive cleaning cassette with pads which scrub the tape head as the hubs the cleaner cassette turn. of The recommended cleaning cassette available is through your dealership (GM Part No. 12344789). When usinga scrubbing action, non-abrasive cleaning cassette, it is normal for the cassette toeject because your unit is equipped with cut tape detection feature a and a cleaning cassette may appear asbroken tape. a To prevent the cleaning cassette from being ejected, use the following steps. If your vehicle is equipped with the AM-FM Stereo with Cassette Tape Player: 1. Turn the ignition to RUN or ACC. 2. Turn the radio on. 3. Insert the scrubbing action cleaning cassette. 4. Within five seconds, press and hold the REV and FWD buttons at the same time three seconds. for The tape symbol on display will flash showing the that the cut tape detection feature is no longer active. 5. Eject the cleaning cassette after the manufacturer's recommended cleaning time. If your vehicle is ,equipped with the AM-FM Stereo with Cassette Tape Player and Automatic Tone Control: 1. Turn the ignition to RUN or ACC. 2. Turn the radio off.