Cadillac Repair: ac, model engine, refrigerant

Question
i turn my a/c on auto and nothing comes out i put some refrigerant in and still doesnt blow anything what is thee problem

Answer
Is your problem is that you are not getting any air flow from any of the inside vents OR are you getting air from the vents but it is not cold ?.

I need the following:

YEAR:

MAKE:

MODEL:

ENGINE SIZE:

IS or HAS the CHECK ENGINE light ever illuminated while driving the vehicle and or has any other lights illuminated or any messages from the message display center ?.

What work or diagnostics of ANYKIND WHAT-SO-EVER have been performed on the vehicle trying to fix this problem ?.