GMC 2008 Acadia - Manual (Page 256)

Loading XM: The audio system is acquiring and
processing audio and text data. No action is needed.
This message should disappear shortly.
Channel Off Air: This channel is not currently in
service. Tune to another channel.
Channel Unavail: 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 Artist Info: No artist information is available at this
time on this channel. The system is working properly.
No Title Info: No song title information is available
at this time on this channel. The system is working
properly.
No CAT Info: No category information is available
at this time on this channel. The system is working
properly.
No Information: No text or informational messages
are available at this time on this channel. The system
is working properly.
CAT Not Found: There are no channels available for
the selected category. The system is working properly.
XM TheftLocked: The XM receiver in the vehicle
could have previously been in another vehicle.
For security purposes, XM™ receivers cannot be
swapped between vehicles. If this message appears
after having your vehicle serviced, check with your
dealer/retailer.
XM Radio ID: If tuned to channel 0, this message
alternates with the XM Radio eight digit radio ID label.
This label is needed to activate the service.
Unknown: If this message is received when tuned to
channel 0, there could be a receiver fault. Consult
with your dealer/retailer.
Check XM Receivr: If this message does not clear
within a short period of time, the receiver could have
a fault. Consult with your dealer/retailer.
XM Not Available: If this message does not clear
within a short period of time, the receiver could have
a fault. Consult with your dealer/retailer.
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