Quote Originally Posted by jick.cejoco View Post
there are different smells to the aircon. one, smells like the ice tray of a refrigerator that had been off for a time. two, smells like a gym locker room, three, smells like horse crap. if there was a leak of refrigerant (R134a), it would smell like horse dung. if it smells like decaying aluminum, it had condensate sitting in the evaporator housing. best is to repair any leak and clean the drain pan and hose. then, you can use an ionizer or ozone deodorizer plugged into the cigarette lighter for at least two hours
Just make sure you're not in the car if you're using an ozone generator - ozone can damage your lungs.