1993 Buick Century Owner's Manual - Page 119

F'M Stereo FM Stereo will give the best sound, but FM signals you 10 al will reach only about to 40 miles (16 to 65 km). Tl buildings or hills can interfere with FM signals, causing the sound to come and go. AM The range for most stations is greater than for AM FM, especially at night. The longer range, however, can cause stations to inkfiere with each other. AM can also pick up noise from things like storms and power lines. lower To this noise, try reducing the treble level. AM Stereo Your Delco@ system may beable to receive C-Quam@ stereo broadcasts. Many AM stations aroundthe country use C-Quam* to produce stereo, though some not. do C-Quam@is a registered trademarkof Motorola, Inc. If your Delco@ system get C-Quam@ signals, can your stereo indicator light will come when you are on receiving it.