Mentioned here on Pelican Parts 'Stupid Executives' thread:
http://forums.pelicanparts.com/showthread.php?threadid=304971
As I said there, it would be an 'alliance' not a 'merger'. It would have nothing to do with combining sales numbers to be bigger than Toyota. Does it have merit? Probably not, but you will see Ford and GM partner more and more on U.S.-built/assembled components and sub-assemblies.