Not sure what this means..Fiat changing platform on products

Dodge grand caravan also has a fairly high amount of domestic content. I believe the article i quoted on your F150 put the caravan at 85% domestic content as well.

Additionally companies like toyota north america keep the profits from their american sold vehicles here to be able to pay taxes to the US government and in the states where they operate. Also for research and development of new products, plant expansions etc. Its actually in their best interest to keep their U.S. based operation seperate from their Japan operations, as the vehicles tend to be taylored for their respective markets that way. Most automakers operate on a global scale these days.