2010 Mercedes GL-Class Owner's Manual - Page 131

Control system The engine should not be operated with a coolant temperature above 248‡ (120†). Doing so may cause serious engine damage which is not covered by the Mercedes-Benz Limited Warranty. 129 Audio/DVD menu The functions in the Audio/DVD menu operate the audio or video equipment which you have currently switched on. The following functions are available: RSelecting ROperating You can select whether the digital speedometer or the outside temperature appears in the multifunction display (Y page 135). ROperating video DVD (Y page 130) G Warning! If no audio equipment is currently switched on, the message AUDIO Off appears in the multifunction display. The outside temperature indicator is not designed to serve as an ice-warning device and is therefore unsuitable for that purpose. Indicated temperatures just above the freezing point do not guarantee that the road surface is free of ice. The road may still be icy, especially in wooded areas or on bridges. X Selecting radio station The HD Radio with SIRIUS Satellite Radio is treated as a radio application. For more information on HD Radio with SIRIUS Satellite Radio, refer to separate COMAND system operating instructions. Additional optional satellite radio equipment and a subscription to a satellite radio service provider are required for satellite radio operation. Contact an authorized MercedesBenz Center for details and availability for your vehicle. X Switch on the COMAND system and select radio. Refer to separate COMAND system operating instructions. X Press button V or U repeatedly until the currently tuned station appears in the multifunction display. Press button & or * repeatedly until the digital speedometer or the outside temperature appears in the multifunction display. Digital speedometer Outside temperature Example illustration : Wave band setting and stored memory position ; Station frequency Z Controls in detail Calling up digital speedometer or outside temperature radio station (Y page 129) audio devices/audio media (Y page 130)