1998 Pontiac Grand Am Owner's Manual - Page 154

Understanding Radio Reception AM 0 Increase volume slowly until you hear comfortably The rangefor most AM stations is greater thanfor FM, and clearly. especially at night. The longer range, however, can AM cause stationsto interfere with each other. can pick Ty r up noise from things like storms and power lines. NOTICE: reducing the treble to reduce this noise if you ever get it. To help avoid hearing loss damage: or Adjust the volume controlto the lowest setting. FM Stereo FM stereo will give you best sound,but FM signals the 10 will reach only about to 40 miles (16 to 65 km). Tall FM buildings orhills can interfere with signals, causing the sound to come and go. Before youadd any sound equipment to your vehicle like a tape player, CB radio, mobile telephone or two-way radio be sure you can add what you want, you can, it's very I f important to do it properly. Added sound -- -- equipment mayinterfere with the operationf o your vehicle's engine, Delco Electronics radio or Hearing damage from loud noise is almost undetectable other systems, and even damage them.Your vehicle's systems mayinterfere with the until it is too late.Your hearing can adapt to higher that has been volumes of sound. Sound that seems normal can be loud operation of sound equipment added improperly. and harmful to your hearing. Take precautions by adjusting the volume control on your radio to a safe So, before adding sound equipment, check with sound level before your hearing adaptsit. to your dealerand be sure to check Federalrules covering mobile radio and telephone uis nt. Tips About Your Audio System 3-23