Chevy Tahoe Air Conditioner Blowing Hot Air On One Side

If the refrigerant level is low, your AC system has to work harder. Remove the cap and put it in a safe place. Should be the same system layout. The ac went out on us about 6 months ago so we had the compressor replaced. I have to take it back for a second repair. The dealership is not able to duplicate the issue. Even with the A/C on, it would blow air but it would be hot and sometimes would even be humid. Note: If your AC continues to trip your breaker, call a professional! This is a sign of a serious electrical problem in your air conditioner. The only way to get it to blow cold again is to shut it off, wait a few minutes and start it back. At the time of writing this it is the 9th highest problem trend and climbing. Your air conditioner blowing hot air out the vents could be caused by a variety of problems, ranging from simple and cheap to more complex and expensive. This seems to happen on hot days. Good not amazing, but I don't need amazing. There are a number of reasons why your air conditioning system keeps blowing a fuse. Here are some common questions I get about air conditioning. And the drivers side works as advertised with the other actuator installed. Over time your Chevy Tahoe’s air conditioner may begin to blow warm air. My car has a manual transmission. The switch from AC to HOT seems to get worse starting about @ 85 degrees and when it's @ 100 degrees the AC stays on a very short while. how hard are those to replace and what actuators are they that i need to replace. 2003 Tahoe - Passenger AC blows hot - quick fix Patrick. then it turns warm. It doesn't do it every day. It really does sound like the door mode actuator on that side may be going out. Any ideas on the cause? 3 Answers I have a 2010 Nissan Titan. It was intermittent in the beginning where sometimes it would do what I wanted it to, but stopped working all together. This should be a recall the hvac should not stop working after 45,000 miles. The passenger side still blows cold. As I said at the beginning of this article, your air conditioner's fuses and capacitor are the most likely components to go out on a hot day. This 2009 Chevrolet Silverado came in with the complaint that the a/c was blowing out hot air on the driver’s side of the dash. When the A/C is on and set to cold, the system works fine on the passenger side- nice and cold, but the diver side vents in the dash, on the floor, and the defrost all blow warm air. Any common problem? Thanks. I am going to her work Dual Climate Control not working properly after battery change - Chevy Traverse Forum: Chevrolet Traverse Forum. I have a 2010 Traverse that is blowing hot air from both sides no matter where the temp control is set. chevy forum at Car Dealer Forums; Hi. why does my heater blow cold air - i turn my heater on and it blows but cold air × We use cookies to help our site to work, to help us understand how it is used, and to tailor advertising on this and other sites. I work out of my car, and am driving in the city for about 4 hours a day. Discuss Dual zone climate control blows hot on one side, cold on the other in the alt. is there a sensor or something that is bad. I have a 2004 Z71 with dual climate control. If the door doesn’t open, the cool air won’t get in. Where Has All My Hot Air Gone? Many owners have shared their stories about how the Equinox heater only blows cold air< over at CarComplaints. In this tech article VETTE provides an air conditioning troubleshooting guide to show you how to diagnose and repair common Corvette A/C problems - Vette Magazine 1955 Chevy – Day One Build. Here are some common questions I get about air conditioning. Passenger side blowing hot drivers side cold. 2003 Tahoe - Passenger AC blows hot - quick fix Patrick. Buy a 2005 Chevrolet Tahoe Air Flap Actuator at discount prices. It may stop for just a couple of minutes or it could last for 15 or 20 minutes. The only way to correct it was to turn the car off and back on and then it would immediately start blowing cold again. It usually works fine for a few minutes before it begins blowing hot air. Expect to pay $100-$300 to have a technician inspect and evaluate the air conditioner, including checking all hoses, belts and connections and then topping it off with fresh refrigerant, possibly with dye included to check for leaks, or (if the. 95 Chevy Lumina Overheating and not blowing HOT air. What happens is this: Refrigerant that's in a liquid state makes its way to the evaporator, where it "boils" as warm air from the cabin flows across it. The condenser, while looking like a radiator, acts as a cooler on the ambient temperature that blows through the car. i was told it is the actuator for both sides. I recently removed my radio and HVAC control module in my 2005 Silverado to. If you own one of the affected 2014-2017 model GM vehicles listed below and have experienced A/C failure or are concerned about imminent air conditioning failure in your SUV or truck, we urge you to contact us immediately using the form below to discuss your potential product defect case. Any ideas on the cause? 3 Answers I have a 2010 Nissan Titan. sometimes it's there , other times not. You can read more here and make your cookie choices. If you own one of the affected 2014-2017 model GM vehicles listed below and have experienced A/C failure or are concerned about imminent air conditioning failure in your SUV or truck, we urge you to contact us immediately using the form below to discuss your potential product defect case. some times I get luke warm air , other times hotter than hot. It usually works fine for a few minutes before it begins blowing hot air. Passenger side blowing hot drivers side cold. On vehicles with this type of concern, it is usually caused by a. ac blows hot air on driver side and cold on passenger 04 tahoe (2004 Chevrolet Tahoe) TURN ON THE TRUCK AND IT JUST BLOWS HOT AIR ON DRIVER SIDE AND COLD ON THE PASSENGER SIDE. I can not identify any leaks. the rear vents do not blow hot air when the heater is on and the air only blows from the defrost vents in the front wherever I set the controls at , Karl 2 Answers. If your car’s air conditioner isn’t working properly and is blowing hot air then one of these systems isn’t doing its job properly. The Low Pressure Side port will have a cap marked L or Low. Please help I can activate the control for direction (floor, vent and defrost and all work) just the problem with being unable to adjust the temp. shortly the cool air will start again. The "snowflake" button light will go out and then the AC starts blowing hot air. Dual zone A/C systems have a temperature. I have a 2004 Z71 with dual climate control. The 2 vents on the drivers side have warm air blowing out. When it blows hot air the passinger side will continue to blow cold. Any ideas?. Q: When I turn the AC on , only the passengers air vents blow cold & the drivers vents blow hot air. You can recharge the system yourself with a charging kit and some. Sounds like a faulty air mix actuator to me. It then feeds that cool air into the engine. Dorman®Cabin Air Filter Retrofit Kit Chevy Tahoe 2007, Cabin Air Filter Retrofit Kit by Dorman®. i have 1997 parkave , blowing warm air out of the driver side, cold air on the passenger side, turn to floor vent on and look up in the air hole , take a coat hanger and cut it so you can poke the wire about 10 " up in the heater box and you will run into another air flap that was sticking on mine , even if you cant get it completly un stuck you can move the door manually ,,,,hope this helps. When it shifted to hot the customer could not get it to turn back cold. Next the AC would quit on the driver's side and blow extremely hot air (hotter than just the heat). Remove the cap and put it in a safe place. Everytime I restart the key and turn a/c on the door actuator cycles back and forth once then stays on the hot side. then it turns warm. sometimes it's there , other times not. Drivers Side Blows Cold, Passenger Warm - Or Vise Versa Most of today's cars and trucks have the ability to blow different air temperatures form the drivers and passenger side. I called Chevrolet dealership and they said Body Control Module is probably badover $800 to fix. Occasionally, resetting the actuators may help. My ac is blowing hot on one side and cold on the other. chevy forum at Car Dealer Forums; Hi. If it is, put your hand on the AC lines going into the firewall, one should be warm, the other ice cold, if both are warm, you are low on refrigerant. No matter what I try, the only proven way to get cold air to blow again is to shut the engine off, wait around 5 seconds, then crank back up. This happens when the controls are in auto or when it is controled by the seperate temperature selectors. Hot air continuously blows out of the vents, even with the AC off. Several owners of 2016 Chevrolet Camaros say they are being plagued by problems with their air conditioning. Discussion in 'Chevy Tahoe Forum (GMC Yukon, Cadillac Escalade)' started by adamant, May 25, 2011. Chevrolet avalanche blows hot air on driver side and cold air on passenger side - Answered by a verified Chevy Mechanic We use cookies to give you the best possible experience on our website. Expect to pay $100-$300 to have a technician inspect and evaluate the air conditioner, including checking all hoses, belts and connections and then topping it off with fresh refrigerant, possibly with dye included to check for leaks, or (if the. This will restrict airflow through your system and lead to an AC that isn’t blowing very hard. It will start blowing cool air and run fine for awhile, then the cool air will stop. Step 2 is to have a professional connect a manifold gauge set and get high and low side pressure readings. It may stop for just a couple of minutes or it could last for 15 or 20 minutes. Its function is to circulate refrigerant through a series of Onlines that allow it to remove heat from your vehicles cabin. Is this a thermostat issue and is it difficult to repair? Thanks. what could cause the ac to blow hot air on passenger side - × We use cookies to help our site to work, to help us understand how it is used, and to tailor advertising on this and other sites. Since then, the car has been in the shop 4 times and each time the car left it was “working” but within minutes, hours, or days, we were back to warm/hot and humid air, or only. Passenger side blowing hot drivers side cold. That was last summer. Having a mechanic recharge your air conditioner can be expensive; instead you can purchase a can of R134a refrigerant that includes a hose and recharge the system yourself. It will start blowing cool air and run fine for awhile, then the cool air will stop. Here are some common questions I get about air conditioning. Discuss Dual zone climate control blows hot on one side, cold on the other in the alt. is there a sensor or something that is bad. Low Air Flow From AC Vents – Auto Repair Tips/Tools June 27, 2009 9:52 am dennisb - Auto Tool Sales Air Conditioning , DIY , How To Auto Repair Leaves accumulated near the fresh air intake can enter the car’s evaporator case. This happens when the controls are in auto or when it is controled by the seperate temperature selectors. It did this last summer and we replaced the temp control box AC Blowing Hot air on driver side - Diesel Place : Chevrolet and GMC Diesel Truck Forums. you can move the slider to any position and it has no effect. however repair shop said it had a leak and needed to be replaced. ac blows hot air on driver side and cold on passenger 04 tahoe (2004 Chevrolet Tahoe) TURN ON THE TRUCK AND IT JUST BLOWS HOT AIR ON DRIVER SIDE AND COLD ON THE PASSENGER SIDE. The problem I have is that when you turn the ac on the cool air only comes out the 2 vents on the passenger side. By continuing to use this site you consent to the use of cookies on your device as described in our cookie policy unless you have disabled them. i was told it is the actuator for both sides. This happens intermitently. My ac is blowing hot on one side and cold on the other. If you forget to change your air filter or run your air conditioner without an air filter, your evaporator coil can become extremely dirty. Step 2 is to have a professional connect a manifold gauge set and get high and low side pressure readings. We have a 2010 honda Odyssey and we are experiencing some air conditioning problems. I am going to her work Dual Climate Control not working properly after battery change - Chevy Traverse Forum: Chevrolet Traverse Forum. When it shifted to hot the customer could not get it to turn back cold. It recently starting blowing hot air when the a/c is on but it only blows hot air on the drivers side. I'm having the same problem. Ok, I replaced the battery in my 04 and when I did i started having issues with my drivers side A/C being hot while the passenger side is blowing cold. You can read more here and make your cookie choices. It was intermittent in the beginning where sometimes it would do what I wanted it to, but stopped working all together. But if your air conditioning starts blowing hot air, you do other things. I spoke with the dealership and they have voiced I would have to pay for diagnostic procedures and repair. It then feeds that cool air into the engine. Any common problem? Thanks. I can hear a noise under the dash trying to switch it to cold. Same thing happened on my 04 H2. This warm air is likely the result of a bad part or a refrigerant leak and will require an AC repairman to look at it. Owners from Arizona to Florida are frustrated because the dealers haven't been able to. The ac went out on us about 6 months ago so we had the compressor replaced. I own a 2006 Chevy Silverado 1500 pickup with a 5. 07 tahoe heat blowing out of the driver side vent with ac on. how hard are those to replace and what actuators are they that i need to replace. My car has 85000 miles. At one point I closed both driver side vents so I could have only cold air from the other two vents. 2011 cehvy suburban ac blows hot air - I have a 2000 chevy suburban. The drivers side AC vents of my 2005 chevy tahoe started blowing hot air today. The 2 vents on the drivers side have warm air blowing out. I have a 2004 Chevrolet Tahoe LS 5. Seeing as how I live in Arizona my air conditioning is important to me. It doesn't always have this problem. But this air is not very hot. the mechanic that is trying to fix it says its going to cost 750 dollars. 1 and the problem is I drive around first thing in the morning when the engine is cold and the temperature will rise all the way upto 260 (Red line) and is blowing cold air out the vents. 3L: Passenger AC/heater vents blows hot Dual climate control AC/heater vents on passenger side blow HOT air all the time. Previously it was very hot air. how hard are those to replace and what actuators are they that i need to replace. It may stop for just a couple of minutes or it could last for 15 or 20 minutes. I looked around and found that removing the (-) negative post for about 30 mins would fix this. Car heater blowing warm, but not hot air? Chevrolet Silverado 2500 blows warn air on both drivers and passenger side. That was last summer. 95 Chevy Lumina Overheating and not blowing HOT air. I have place two cans of refrigerate in the system in less than one week. What would cause the A/C to blow warm air on a 2003 Chevy Tahoe? bad air conditioner my car started doing that during the summer one year. What happens is this: Refrigerant that's in a liquid state makes its way to the evaporator, where it "boils" as warm air from the cabin flows across it. When the AC is working, it is very cold. This 2004 Chevrolet Tahoe came in with the complaint that the air on the driver’s side would change from cold to hot while driving down the road. I can not identify any leaks. The 2004 Chevrolet Avalanche has 15 problems reported for ac blows hot air on one side. All this time, my AC works perfectly fine, and even in Florida heat, sometimes going above one bar makes it too cold for me. I checked codes and … Continue reading "2004 Chevrolet Tahoe Blows Hot Air". When it blows hot air the passinger side will continue to blow cold. I have a 2004 Z71 with dual climate control. Occasionally, resetting the actuators may help. 3-liter V8 engine. Recently it woudl swithc to hot nearly every day. In this tech article VETTE provides an air conditioning troubleshooting guide to show you how to diagnose and repair common Corvette A/C problems - Vette Magazine 1955 Chevy – Day One Build. Here are some common questions I get about air conditioning. The switch from AC to HOT seems to get worse starting about @ 85 degrees and when it's @ 100 degrees the AC stays on a very short while. My car is blowing cold air one day, then hot air the next I have been driving my 2006 Honda accord SE for 3 months and my AC is blowing cold air one day, then blowing hot air the next day. I have the same predicament. I have place two cans of refrigerate in the system in less than one week. The system is on automatic with the temp setting the same on both sides. Heat emanates off the core and this hot air blow into the. The easiest fix for a faulty air conditioning system in your Chevrolet Corvette is to recharge the system. Recently when running the AC, it will randomly begin blowing hot air instead of cold. When the A/C is on and set to cold, the system works fine on the passenger side- nice and cold, but the diver side vents in the dash, on the floor, and the defrost all blow warm air. Your car AC is actually a heat exchanger that recirculates warm air from inside the cabin and replaces it with cold air. My 08 Tahoe started blowing hot air from the passenger side vents. It was intermittent in the beginning where sometimes it would do what I wanted it to, but stopped working all together. Tahoe & Suburban - 2009 suburban driver side hot air - nothing is more frustrating than a phantom problem. Air conditioner is hot on one side. The only way to correct it was to turn the car off and back on and then it would immediately start blowing cold again. Everytime I restart the key and turn a/c on the door actuator cycles back and forth once then stays on the hot side. Same thing happened on my 04 H2. Looks like i'll be dropping $130 on a new one. Any ideas on the cause? 3 Answers I have a 2010 Nissan Titan. It doesn't do it every day. The drivers side AC vents of my 2005 chevy tahoe started blowing hot air today. If you live in Arizona, the last question you want to ask yourself during the summer is, “Why is my air conditioner blowing warm/hot air?” Don’t worry, we have an answer for you. Passenger side and back is fine. Prices paid and comments from CostHelper's team of professional journalists and community of users. I work out of my car, and am driving in the city for about 4 hours a day. Dual zone A/C systems have a temperature. i took it into the. One common problem many residents notice is that their air conditioner blows warm air. 4 Common Reasons Why Your AC Will Blow Hot Air This Summer Posted 07-08-15 in Air Conditioning There’s nothing worse than sitting in your home and realizing that your air conditioner is blowing hot air--especially during the sickeningly hot summer months. When it shifted to hot the customer could not get it to turn back cold. With these readings a logical path of diagnosis can get your AC blowing cold as it should be. Power Liftgate button does not illuminate on the switch panel near the Sunroof Auto Climate Control system has issues - have had several times where there is a request for heat and the driver's side is blowing hot air and the passenger side is blowing cold. No matter what I try, the only proven way to get cold air to blow again is to shut the engine off, wait around 5 seconds, then crank back up. I called Chevrolet dealership and they said Body Control Module is probably badover $800 to fix. how to fix repair heater ac works on one side of gm gmc sierra yukon tahoe silverado suburban chevy ac blows hot on driver side air of gm gmc sierra yukon tahoe silverado suburban chevy. Common Reasons Your AC Fuses Keep Blowing. Good not amazing, but I don't need amazing. It doesn't always have this problem. I did so and now the drivers side blows hot all the time not random like before. They will both blow cold for a little while after I do the hot-cold-hot-cold-hot-cold. Dual zone A/C systems have a temperature. Over time your Chevy Tahoe’s air conditioner may begin to blow warm air. When the AC is working, it is very cold. The rest of my air conditioning is running fine (passenger side and rear vents). No matter what I try, the only proven way to get cold air to blow again is to shut the engine off, wait around 5 seconds, then crank back up. some times I get luke warm air , other times hotter than hot. The system is on automatic with the temp setting the same on both sides. The "snowflake" button light will go out and then the AC starts blowing hot air. The fan works fine, just the cool air stops. A/C is controls are set to max air and max cold on the temp control. Dual zone A/C systems have a temperature. My ac is blowing hot on one side and cold on the other. i have a 2004 gmc 2500 and my ac keeps going from hot to cold on the driver side and stays cold on the passenger side. If you live in Arizona, the last question you want to ask yourself during the summer is, “Why is my air conditioner blowing warm/hot air?” Don’t worry, we have an answer for you. This will restrict airflow through your system and lead to an AC that isn’t blowing very hard. At one point I closed both driver side vents so I could have only cold air from the other two vents. If I turn the ignition off and then start truck again it will work like it should for a while. Expect to pay $100-$300 to have a technician inspect and evaluate the air conditioner, including checking all hoses, belts and connections and then topping it off with fresh refrigerant, possibly with dye included to check for leaks, or (if the. We have a 2010 honda Odyssey and we are experiencing some air conditioning problems. The A/C will sometimes blow out warm air on the drivers side but cold air on the passenger side. Passenger side and back is fine. Here is the FULL list of problems which may cause an AC to blow warm air. Cabin Air Filter Retrofit Kits filters the air that comes into the cabin through the heating, ventilation, and air conditioning system. I called Chevrolet dealership and they said Body Control Module is probably badover $800 to fix. Chevy Forums FREE technical assistance for your restoration and repair. I'm having the same problem. Average repair cost is $240 at 87,000 miles. The condenser, while looking like a radiator, acts as a cooler on the ambient temperature that blows through the car. Previously it was very hot air. Same thing happened on my 04 H2. The "snowflake" button light will go out and then the AC starts blowing hot air. It doesn't do it every day. Similar to many other car parts, the compressor can wear out over time. when working the compressure spins but when not blowing cold air it is not spinning. I have a 2005 silverado with 5. I can not identify any leaks. Passenger side blowing hot drivers side cold. When the AC is working, it is very cold. Drivers Side Blows Cold, Passenger Warm - Or Vise Versa Most of today's cars and trucks have the ability to blow different air temperatures form the drivers and passenger side. Car heater blowing warm, but not hot air? Chevrolet Silverado 2500 blows warn air on both drivers and passenger side. In this case first inspect the Antifreeze level. The "snowflake" button light will go out and then the AC starts blowing hot air. This will restrict airflow through your system and lead to an AC that isn’t blowing very hard. Several owners of 2016 Chevrolet Camaros say they are being plagued by problems with their air conditioning. Seeing as how I live in Arizona my air conditioning is important to me. 2005 Chevy Silverado 1500 5. Choose top quality brands AC Delco, APA/URO Parts, Autotecnica, Dorman, Four Seasons, GPD, Replacement, SKP, Standard Motor Products, Vemo. Discussion in 'Chevy Tahoe Forum (GMC Yukon, Cadillac Escalade)' started by adamant, May 25, 2011. I'm having the same problem. Any ideas?. Heat is blowing out of the drivers vents with the ac on. If its low,then get it refilled to required level. This should be a recall the hvac should not stop working after 45,000 miles. I can get the AC back on only by shutting off the vehicle. This happens intermitently. The only way to get it to blow cold again is to shut it off, wait a few minutes and start it back. In this case first inspect the Antifreeze level. That was last summer. The refrigerant hose is the “high pressure side” hose and sees about 350 psi pressure when the A/C is running. how to fix repair heater ac works on one side of gm gmc sierra yukon tahoe silverado suburban chevy ac blows hot on driver side air of gm gmc sierra yukon tahoe silverado suburban chevy. Re: 03 silverado blowing cold air on passenger side, hot on driver side It's the AC blend actuator; control for the driver's side vent. my 2009 suburban is blowing hot air on the driver side some times , even if I set the temperature to cold. If it hasn't, it may be your air conditioner's capacitor that's the issue. A/C is controls are set to max air and max cold on the temp control. Hot air continuously blows out of the vents, even with the AC off. Q: When I turn the AC on , only the passengers air vents blow cold & the drivers vents blow hot air. Similar to many other car parts, the compressor can wear out over time. It then feeds that cool air into the engine. Drivers Side Blows Cold, Passenger Warm - Or Vise Versa Most of today's cars and trucks have the ability to blow different air temperatures form the drivers and passenger side. The A/C will sometimes blow out warm air on the drivers side but cold air on the passenger side. Seeing as how I live in Arizona my air conditioning is important to me. We took it back to the shop and they noted that the compressor was shutting off for some reason. The 2 vents on the drivers side have warm air blowing out. If I turn the ignition off and then start truck again it will work like it should for a while. sometimes it's there , other times not. I switched the two actuators to see if one was bad, but the same thing happened. Recently it woudl swithc to hot nearly every day. my 2009 suburban is blowing hot air on the driver side some times , even if I set the temperature to cold. how to fix repair heater ac works on one side of gm gmc sierra yukon tahoe silverado suburban chevy ac blows hot on driver side air of gm gmc sierra yukon tahoe silverado suburban chevy. cleaned the condenser, that one side seems to work good. Passenger side blows hot air even with AC on. Part was $120 and took the tech 20 minutes to replace, but I think it's actually located on the passenger side, near the floor (at least. Recently when running the AC, it will randomly begin blowing hot air instead of cold. Getting to the root of the problem can take some time and effort, but we have simplified the process by providing you with the most common A/C problems along with how to resolve these problems once they’re discovered. it has the slide temp controls not automatic. The 2004 Chevrolet Avalanche has 15 problems reported for ac blows hot air on one side. Chevrolet avalanche blows hot air on driver side and cold air on passenger side - Answered by a verified Chevy Mechanic We use cookies to give you the best possible experience on our website. I called Chevrolet dealership and they said Body Control Module is probably badover $800 to fix. The dealership is not able to duplicate the issue. The "snowflake" button light will go out and then the AC starts blowing hot air. Next the AC would quit on the driver's side and blow extremely hot air (hotter than just the heat). We have a 2010 honda Odyssey and we are experiencing some air conditioning problems. It recently starting blowing hot air when the a/c is on but it only blows hot air on the drivers side. Here are some common questions I get about air conditioning. sometimes it's there , other times not. Average repair cost is $240 at 87,000 miles. Hello, I have a 2006 Jetta TDI with about 140,000 miles, and a very peculiar problem- My air conditioning stops working on long highway trips. Over time your Chevy Tahoe’s air conditioner may begin to blow warm air. My car has 85000 miles. What would cause the A/C to blow warm air on a 2003 Chevy Tahoe? bad air conditioner my car started doing that during the summer one year. 2002 Chevy Trailblazer LTZ is blowing HOT air from driver's side vents 7 Answers. If I turn the ignition off and then start truck again it will work like it should for a while. 07 tahoe heat blowing out of the driver side vent with ac on. 07 tahoe heat blowing out of the driver side vent with ac on. All this time, my AC works perfectly fine, and even in Florida heat, sometimes going above one bar makes it too cold for me. however repair shop said it had a leak and needed to be replaced. I have a 2004 Silverado 4x4 with duel temp controls. Next the AC would quit on the driver's side and blow extremely hot air (hotter than just the heat). It doesn't do it every day. This just seems so. My 2005 Chevy Silverado with dual zone climate is occasionally blowing hot air on the driver's side and cool on the passenger. If it hasn't, it may be your air conditioner's capacitor that's the issue. Everytime I restart the key and turn a/c on the door actuator cycles back and forth once then stays on the hot side. The 2004 Chevrolet Tahoe has 12 problems reported for heat actuator problem, ac switches to hot air. If I turn the ignition off and then start truck again it will work like it should for a while. This happens intermitently. What will cause my ac to stop blowing air out the vents it only blows hot air out the bottom vents on 1999 chev tahoe #BMW #CAR #M3 #Turbo #V8 #6cylinder by Anonymous 3 hours ago. i have a 2004 gmc 2500 and my ac keeps going from hot to cold on the driver side and stays cold on the passenger side. One common problem many residents notice is that their air conditioner blows warm air. Car heater blowing warm, but not hot air? Chevrolet Silverado 2500 blows warn air on both drivers and passenger side. My ac is blowing hot on one side and cold on the other. If you own one of the affected 2014-2017 model GM vehicles listed below and have experienced A/C failure or are concerned about imminent air conditioning failure in your SUV or truck, we urge you to contact us immediately using the form below to discuss your potential product defect case. Recently when running the AC, it will randomly begin blowing hot air instead of cold. Having a mechanic recharge your air conditioner can be expensive; instead you can purchase a can of R134a refrigerant that includes a hose and recharge the system yourself. my driver side AC vents blow hot air but passenger side blows vents blow cold air from the 3 Answers. If your car’s air conditioner isn’t working properly and is blowing hot air then one of these systems isn’t doing its job properly. my 2009 suburban is blowing hot air on the driver side some times , even if I set the temperature to cold. The dealership is not able to duplicate the issue. Here are some common questions I get about air conditioning.