GMC Envoy Owner's Manual page 220

Radio Display
Message
No Info
No Info
Not Found
XM Lock
Radio ID
Unknown
Check XM
XM™ Radio Messages (cont'd)
Condition
Category Name not
available
No Text/Informational
message available
No channel available for
the chosen category
Theft lock active
Radio ID label
(channel 0)
Radio ID not known
(should only be if
hardware failure)
Hardware failure
Action Required
No category information is available at this time on this
channel. The system is working properly.
No text or informational messages are available at this
time on this channel. The system is working properly.
There are no channels available for the selected category.
The system is working properly.
The XM receiver in your vehicle may have previously been
in another vehicle. For security purposes, XM receivers
cannot be swapped between vehicles. If this message is
received after having your vehicle serviced, check with
your GM dealer.
If tuned to channel 0, this message will alternate with the
XM Radio 8 digit radio ID label. This label is needed to
activate the service.
If this message is received when tuned to channel 0, there
may be a receiver fault. Consult with your GM dealer.
If this message does not clear within a short period
of time, the receiver may have a fault. Consult with your
GM dealer.
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