GMC 2004 Yukon XL, Owner'S Manual, Page: 258 / 554

XM™ Radio Messages
Radio Display
Message
Condition Action Required
XL (Explicit Language
Channels) XL on the radio display,
after the channel name,
indicates content with
explicit language. These channels, or any others, can be blocked at a
customer’s request, by calling 1-800-852-XMXM (9696).
Updating Updating encryption code The encryption code in the receiver is being updated, and no
action is required. This process should take no longer than
30 seconds.
No Signal Loss of signal The system is functioning correctly, but the vehicle is in a
location that is blocking the XM signal. When you move into
an open area, the signal should return.
Loading XM Acquiring channel audio
(after 4 second delay) The audio system is acquiring and processing audio and text
data. No action is needed. This message should disappear
shortly.
CH Off Air Channel not in service This channel is not currently in service. Tune to another
channel.
CH Unavail Channel no longer
available This previously assigned channel is no longer assigned.
Tune to another station. If this station was one of the
presets, choose another station for that preset button.
No Info Artist Name/Feature
not available No artist information is available at this time on this channel.
The system is working properly.
No Info Song/Program Title
not available No song title information is available at this time on this
channel. The system is working properly.
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