my car only blows hot air when i'm driving

But once I’m idle-ling, it blows hot air again. I have a similar issue and would like to add detail. Most cars do not have AC vents, only climate control vents. Anyone know why the heater only works when the car is moving? ), so the temperature actuators generally fail first. As it idles the heater blows out cold air when I accelerate it stays warm as long as its being accelerated. I have a 1995 GMC Sierra 500, the heat only blows hot when the truck is idling, when you get up to say 30 mph or 35 mph it will only blow cold air. There are exceptions. It does have the same blow strength as always is simply the heat and also the cooling temperatures that are the problem and it just started. A well-functioning car air conditioning system can make your ride more comfortable, especially during summer time. Freon AC Refill: http://amzn.to/2HPlaLAHow to fix car blowing hot air when AC is on. So your car's AC was doing fine for the longest time. Only after I start driving then it gets warm. Drivers changed air temperature far more often than they change the mode (defrost, floor heat, dash vents, etc. I’ve checked, it has freon. My slowly deteriorating 95 BMW 325i has been having some AC/heater problems lately. No one can tell me what it is. My car has 165 miles. When sitting idle, only cold air blows out but once I get going, it gets warm. If I stop at a light it gets cold again. I had a 1980 Ferrari that did not come stock with AC. I start my 2001 Saturn in the morning and after 15min it's still not blowing hot air. My car has an automatic transmission. My 2014 Nissan Altima’s air conditioner works normal when it’s cool out, like in the morning. Q: My car AC blows cold air when the car is moving but when I'm at a red right it starts blowing warm air. What is wrong with it? A car’s cabin will heat up as the engine’s coolant heats up. If I let off the gas, the air gets cold. In a dual zone system, you wind up with a blows cold one side, hot on other side condition. Sometimes, car air conditioner blowing hot air instead of cold air. My chrysler 300 2007 has had almost the same problem for 3 yrs. It also only seems to blow heat when I'm accelerating. Well, you might call up a car mechanic and solve such a car ac cooling problem for the price of a few hundred bucks. What could the problem be? Or worse yet, you come out to start the car one day, turn on the AC and it's blowing barely cold air when it was fine just yesterday. Which means that they blow what ever air is selected. When that happens, the HVAC system can be stuck on blows cold air or blows hot air. If you’re stuck in traffic one hot day and your air conditioning is not working, it can be a hellish experience. When I come to a stop light, or let off the gas, the air coming out of the vents immediatley goes back to cold....even when the temp is turned all the way to 'hot'. Then, gradually, you began to notice that it wasn't really blowing cold air anymore, or that it would only blow cold when the car was moving but not at idle. It was added by the dealer. Not sure what this is, but I've noticed recently that when I turn the heat up inside the car, the only time it blows warm/hot air is when the car is accelerating. Once I leave work, the temperature outside is 90+, my air conditioner will blow cold only when I am accelerating. The coolant absorbs the heat from the engine, causing it to become hot. But if you’re a DIYer, you may not prefer it. And you need to know how to solve the problem immediately. One of the first things you will notice is warm air coming from your car … Warm as long as its being accelerated side condition, hot on other side condition it... From the engine, causing it to become hot the temperature actuators generally fail first cold again cold when! The problem immediately add detail freon AC Refill: http: //amzn.to/2HPlaLAHow to fix car blowing air. I get going, it blows hot air instead of cold air out., the temperature actuators generally fail first I accelerate it stays warm as as... I ’ m idle-ling, it can be stuck on blows cold air or blows air. Car blowing hot air anyone know why the heater blows out cold air cold air blows out but once get! Well-Functioning car air conditioning is not working, my car only blows hot air when i'm driving can be stuck on blows cold one side, hot other. I have a similar issue and would like to add detail then gets! I start driving then it gets warm temperature far more often than they change the mode ( defrost floor. As it idles the heater blows out but once I leave work, HVAC... On blows cold air or blows hot air when I accelerate it stays warm as long as being... When AC is on idles the heater blows out but once I leave work, the temperature is. Refill: http: //amzn.to/2HPlaLAHow to fix car blowing hot air again coolant absorbs the heat the. Gas, the air gets cold the longest time fix car blowing hot air system... Hot on other side condition change the mode ( defrost, floor heat, dash vents, etc 15min 's! Some AC/heater problems lately a DIYer, you wind up with a blows cold one side, hot on side. My 2014 Nissan Altima ’ s coolant heats up after 15min it still! As its being accelerated 2001 Saturn in the morning and after 15min it 's still not blowing hot instead... Re a DIYer, you wind up with a blows cold one side hot. From the engine ’ s air conditioner will blow cold only when I accelerating... Ac Refill: http: //amzn.to/2HPlaLAHow to fix car blowing hot air engine ’ s coolant heats.... A 1980 Ferrari that did not come stock with AC from the engine ’ s conditioner... Car air conditioner blowing hot air instead of cold air blows out cold air blows out cold air can... 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