For 1990-2009 cars

# Information on XM NAV Traffic Coverage Areas

Subject: | Information on XM NAV Traffic Coverage Areas

Models: | 2007-2009 Cadillac CTS

| 2009 GM Passenger Cars and Trucks

| Equipped with Navigation Radio with XM NAV Traffic

Please refer to this bulletin if you have customers who comment that the NAV radio does not show Traffic Flow or Incident Data or that the data shown is not accurate.

Real time NAV Traffic is not supported in all cities. NAV Traffic accuracy is dependent upon reporting agencies providing timely updates as traffic incidents and flow data changes.

For the most up-to-date coverage available, visit www.xmradio.com/navtraffic/market_coverage.xmc

Important: Make sure the radio has a current XM NAV Traffic subscription in order to receive XM NAV Traffic data.

XM NAV Traffic subscriptions can be stand-alone or combined with XM Audio subscriptions.