Owner's Manual
Page 319
... through tunnels could cause loss of the XM™ signal for FM, especially at night. The longer range can interfere with each other. FM Stereo FM stereo gives the best sound, but FM signals only reach about 10 to 40 miles (16 to indicate interference. For better radio reception, most AM stations...
... through tunnels could cause loss of the XM™ signal for FM, especially at night. The longer range can interfere with each other. FM Stereo FM stereo gives the best sound, but FM signals only reach about 10 to 40 miles (16 to indicate interference. For better radio reception, most AM stations...