Cts v6/man 5 spd conversion

[65convertible]

I aquired a low mileage 03 CTS w 5/sp manual, want to use it in daily driver 2nd gen, anybody got any direction for ecm control, car body damaged but all running gear intact. looking for swap harness,or stand alone system?

[MonzaRacer]

If its caddy you gotta junk the pcm an go aftermarket, go look at a Megasquirt set up, unless you wanna spend big dollars.