This is not definitive, but this morning before I left the house I loaded a map on Motion X GPS over my wifi and already had Pandora playing on my Iphone 4 (still jailbroken). I paused Pandora and had Motion X GPS running on my Iphone. I then, with my Ipod Touch still plugged in, went ahead and put my AVH 4400 BH in app mode. Once in app mode I plugged in my Iphone 4 and Motion X appeared immediately on the screen and Pandora automatically starting playing perfectly. Here is the thing though, this was a very short trip and I'm still not sure how it will hold up for long trips. I still don