2010 GMC Sierra 1500 Crew Cab Owner's Manual - Page 374

¨ (Seek): Press to go to the next radio station while in AM, FM, or XM™. For vehicles with or without a navigation system: Press ¨ to go to the next track or chapter while sourced to the CD or DVD slot. Press ¨ to select a track or a folder when navigating folders on an iPod or USB device. For vehicles with a navigation system: 1. Press and hold ¨ until a beep is heard, to place the radio into SCAN mode, a station will play for five seconds before moving to the next station. Radio Reception Frequency interference and static can occur during normal radio reception if items such as cell phone chargers, vehicle convenience accessories, and external electronic devices are plugged into the accessory power outlet. If there is interference or static, unplug the item from the accessory power outlet. AM The range for most AM stations is greater than for FM, especially at night. The longer range can cause station frequencies to interfere with each other. For better radio reception, most AM radio stations boost the power levels during the day, and then reduce these levels during the night. Static can also occur when things like storms and power lines interfere with radio reception. When this happens, try reducing the treble on the radio. ¨ again. While listening to a CD/DVD, press and hold ¨ to 2. To stop the SCAN function, press quickly move forward through the tracks. Release to stop on the desired track. + e − e (Volume): Press to increase or to decrease the volume. FM Stereo FM signals only reach about 10 to 40 miles (16 to 65 km). Although the radio has a built-in electronic circuit that automatically works to reduce interference, some static can occur, especially around tall buildings or hills, causing the sound to fade in and out. 4-150