Cadillac Repair: cadillac promblem, hood latch, radator

Question
a/c stop working after repacing radator in 93 deville

Answer
IS or HAS the CHECK ENGINE light illuminated on the dash ?.

Did you reconnect the ambient air sensor wires just to the right side of the hood latch while standing in front of the vehicle just behind the grill and in front iof the radiator ?. You will need, If necessary, Electrical schematics, Test procedures and picture locations of the components within the system that is causing you problems of which can't be done on this website which only allows one picture.  I do not have a website so you will have to e-mail: onlineautohelp@msn.com in order to obtain the information.