For the voice botton...you need to go into the menu and turn it on. Not bluetooth capable. You can go on the lincoln accessory web site and order one.
2006 Lincoln Navigator Accessories
The vent beside the
steering wheel is the climent control sensor, mic is on the rear mirror.
You can purchase a new version "7D" price is $200, the last time I check navteq..they were able to sell it off their web site..now its down and dealer would be the best bet.
NAVTEQ Maps and Traffic
then choose "store" upabove.
