Originally Posted by escortrsmatt

very often i find that if the aircon has not been used for a long period it can lose gas even if there is no leak.we get loads of cars into work just as its getting hot cause they havent used their aircon all winter and autumn.ideally you should use it quite frequently.also if you get steamed up windows in the winter you can use the aircon to dissipate it quicker because it dries the air out