1st to 4th gear t56 disable
heres the only one i found on ebay for a cadillac
http://cgi.ebay.com/ebaymotors/Cadil...item53e46c81ca
all depends if its worth the money to disable it..
i think but im not sure but with the f bodys you can just put a resistor across the two pins but idk about a cadi.. not as nice of a way but my buddy did it and has no problems..






