avicn3

...in-dash units? Is Pioneer AVIC-N3 IN DASH GPS navigation compatable with Pioneer car dvd in-dash units, i.e. Pioneer AVH-P7800DVD? If so, what would I have to get, i.e. DVD/CD navigation receiver, etc? I would just get the Pioneer AVIC-N3 unit but it's screen size is 6'5" and the Pioneer...

audio or visual system

It's an in-car navigation / entertainment system. Does video (DVD playback), audio (CDs, radio, iPod, etc.), and GPS nav.

...the song from my iPod instead of? When I plug the iPod into the Pioneer cable, my iPod says "Accessory Connected" and I can't access my songs anymore. iPod Touch 3G!