2011 Chevrolet Impala Owner's Manual - Page 184

7-12 Infotainment System XM Radio Messages XL (Explicit Language Channels): These channels, or any others, can be blocked at a customer's request, by calling 1-800-929-2100 in the U.S. and 1-877-438-9677 in Canada. XM Updating: The encryption code in the receiver is being updated, and no action is required. This process should take no longer than 30 seconds. No XM Signal: The system is functioning correctly, but the vehicle is in a location that is blocking the XM signal. When the vehicle is moved into an open area, the signal should return. 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 in to another channel. Channel Unauth : This channel is blocked or cannot be received with your XM subscription package. 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. The number of favorites pages can be set up using the MENU button. To set up the number of favorites pages: 1. Press the MENU button. 2. Press the softkey located below the FAV 1-6 tab. 3. Select the number of favorites pages by pressing the softkey located below the displayed page numbers. 4. Press the FAV button, or let the menu time out, to return to the original main radio screen showing the radio station frequency tabs and to begin the process of programming favorites.