... but getting through your day without a working air conditioner in your car is still a huge inconvenience. This part of the content contains the solutions to the problem for which you are here. That might damage the structure of it. If you’re done with both of the steps, take the coil out and clean it off with the best air blower for the car. Think of a hot summer day, and you just got out of the pool: The liquid water on your skin starts to evaporate and turn into water vapor. Diagnosing an automotive air conditioner problem will require a professional diagnosis of the symptoms (blowing hot air, not blowing at all, noise from the compressor, etc. Call Us Today: (301) 926-4600. Let’s get going…. Is it in the middle of driving or while the car is stopped? Over time, the AC cycles the air and turns it into a cool one. And you need to know how to solve the problem immediately. In this part, we’ll learn how to clean car ac condenser coils, as this is the probable reason for your problem. My car has 120000 miles. If the power is good then it could … 15 people found this helpful. But this problem that we are talking about, is quite a different one. borisd89 in Newton Center, MA on July 09, 2014 Before cleaning the condenser, clean the fin if there is any dust. Hope, this guideline on how to fix car ac blowing hot air helped you out to get done with the issue of car ac blowing warm air intermittently. TLDR: AC not working when hot outside, but system is charged. In this part, we’ll learn, To clean the condenser coil, you’ll need a water. Get your car inspected at your home or office. . The hot refrigerant gas is then … Now, clean the coil from the car ac condenser from both inside and outside. So, make sure to have a pressure washer which is controllable. 7631 Airpark Rd, Gaithersburg, MD 20879. A Leak in the A/C System. The AC unit is one of the most frequently used parts of your car. This will let you clean small openings like car ac fins with proper pressure. Why is My Car AC Blowing Hot Air? You don’t want your BMW’s air conditioner to constantly run or not work at all, so take your car in for further inspection. Make sure to have no water on the condenser while putting back on the ac unit again. Ironically, the very thing that makes an air conditioning system convenient, easy to use and reliable is the thing that most often causes intermittent problems — electronics. It’s summer, it’s hot and your AC is barely blowing enough cold air to cool your finger. The clutch on the compressor is stuck, there’s an electrical issue, or you don’t have enough Freon in your car. It seems that once it gets hot outside, say over 90 degrees or so, and the car is sitting in the Texas sun the blower motor won't kick in. Driving around in a hot car all day can make it difficult on the driver, and the problem can be a rather inexpensive one. This repair is more expensive than a loose hose, but it is still worth the repair costs to fix a broken ventilation fan. Low Refrigerant Levels. Over time, the AC cycles the air and turns it into a cool one. It engages fine a works for a while. As a matter of fact, it would be quite difficult to imagine a modern vehicle without some means of providing a cooler and more comfortable ride especially when the scorching sun of summer unleashes its wrath. Try bleeding the system a bit while compressor is off. In most cars it by-passes the resisters when on high as it goes through a relay. Freon is the chemical refrigerant that cools the warm air before it is blown back into … Keep it for 10-20 minutes. To clean the condenser coil, you’ll need a water pressure washer. 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