wen i bought my car (94 gsr) the ac was cold reallie cold..but for some reason it turns on but its not cold anymore....freon is full...car slows down wen its on..help anyone..

 

Is the compressor coming on?

 

also having the same problem. it was blowing cold until i put a new radiator in and i thought i was low on freon so i recharged it and now its full but i had my dad checked it out and he said the compressor isnt turning on.