2006 Cadillac DTS Owner's Manual - Page 240

XM™ Radio Messages (cont'd) Radio Display Message No Info CAT Not Found XM Theftlocked Condition No Text/Informational message available No channel available for the chosen category Theft lock active Action Required 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 the vehicle may 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. If tuned to channel 0, this message will alternate with the XM™ Radio eight 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 dealer. If this message does not clear within a short period of time, the receiver may have a fault. Consult with your dealer. The CAT function is exclusive to XM. The system is working properly. If this message does not clear within a short period of time, the receiver may have a fault. Consult with your dealer. XM Radio ID Radio ID label (channel 0) Radio ID not known (should only be if hardware failure) Hardware failure CAT button pressed when not in XM mode XM Not Available Unknown Check XM Receivr XM Feature XM Not Available 3-110