2011 Chevrolet Volt Owner's Manual - Page 200

7-10 Infotainment System RADIO BAND: Press to select the AM, FM, and XM (if equipped) band. The audio sources can also be changed by using the steering wheel controls. See Steering Wheel Controls on page 5‑6 for more information. HDD/DVD/AUX: Change to the Hard Drive, CD, DVD, USB, or AUX by pressing the HDD/DVD/AUX button until the desired source is selected. Press the source indicator button to display the current audio source screen. The display shows a split screen with the audio source screen on the left side and the map or guidance screen on the right side. Press the Full Map button to exit the split screen. Radio AM-FM Radio Playing the Radio Audio Source Menu VOL/ O (Volume/Power): 1. Press to turn the radio on or off. 2. Turn to increase or decrease the volume. The volume is adjusted for the current audio source, active navigation voice guidance, voice prompts, or audio cues. The steering wheel controls can also be used to adjust the volume. See Steering Wheel Controls on page 5‑6 for more information. TUNE/MENU: Turn to change the radio station. See "Finding a Station" in this section for more information. If the audio source is on while viewing a map screen, a source indicator button displays at the top of the map screen.