92 lincoln

do anyone now the wiring color for a radio in the 92 town car

Well, that was an interesting question :)

I did some poking around for you and came up with several links that will help you with your EXTREMELY general question.

Take a look at some of these references:
http://www.tune-town.com/Cars/stuff/Lincoln/1990-94_Lincoln_Town_Car.htm
http://www.tune-town.com/technical.asp
http://www.radiosandmore.com/AdvancedSearch.asp
http://www24.brinkster.com/sdhartney/linc/1996towncarjblstereo.htm#

Look for reply from Charles:
http://www.lincolnsonline.com/cgi-bin/ultimatebb.cgi?ubb=get_topic&f=19&t=000107

Check RJ's post:
http://www.lincolnsonline.com/cgi-bin/ultimatebb.cgi?ubb=get_topic&f=19&t=000018

tvmodular always takes these issues to the extreme:
http://www.p71interceptor.com/radio/
http://www.p71interceptor.com/radio/selftest.html