Driving around in a car especially on hot day with your air conditioner malfunctioning can be uncomfortable and even dangerous when the heat outside is extreme. The best featuring problems and diagnosing an AC Problems. It is also possible that anyone can get into an accident due to the discomfort as it gets anyone to lose their cool and focus. Knowing how to diagnose the reason why your car air conditioner is malfunctioning will help you determine whether the problem is something that you can easily fix or if you need to take it to the experts. Here are some of the overlooked problems in a car air conditioning system that you need to check out for. Getting them checked or fixed when the problem is still minor can save your from major and costly repairs in the future.