If you are upset at some of the AVIC-D1 Problems Like,
Why so many motion lockdown procedures and Removing the Warning Message that requires you to press "OK" to continue. and No way to download custom background images like the AVIC-N2 allows you to.

If enough people Complain, Pioneer may issue an update to correct them....

Pioneer Customer Service Link
http://www.pioneerelectronics.com/pn...787615,00.html