There is a firmware update for the AVH-X5600BHS and AVH-X3600BHS units (only) in relation to the SiriusXM units and the audio dropping out.
Please read all information to determine if you need this update:
It is your responsibility to determine if this firmware update is needed for your AVH-X5600BHS or AVH-X3600BHS, as I received and email from Pioneer alerting me of firmware update.
jegonzo3