Tahoe Rear Air Blows Hot







Artesian Spas is a US-based spa and hot tub manufacturer providing quality hot tub and hydrotherapy solutions to consumers worldwide. A/C keeps blowing hot air. The rear AC does not work. SOURCE: 2001 tahoe front heater not working, rear heater blows warm air I have the same problem with my 2001 Tahoe. The rear unit operates fine. any suggestions? i'm not exactly rich so the cheaper the. At first it would only blow out hot air. Mine is a 2004 Yukon SLT. I got in my Tahoe the other day and turned the rear air on to cool my little guy off. It has auto climate control with front and rear A/C. Hi, I have a 2007 GMC Yukon & teh rear AC blows hot on all speeds & on Cold. 3L V8, when I am driving normally and have the A/C running the drivers side blows out ice cold air conditioning but the passenger side blows out HOT air. After a little more playing around I found out that the one that directs air to either above passengers or at the feet also dosent work. I have a 2004 Z71 with dual climate control. I have a 2004 GMC Yukon XL that the front blows cool air then it gets hot and goes back. Broken flap! So I have read about 50 post about the rear AC issues in the tahoe yukon family. My rear climate control only blows cold air but never seems to blow hot air. All the controls are set to cold for the rear and the blower is operating fine. The refrigerant hose is the "high pressure side" hose and sees about 350 psi pressure when the A/C is running. I live in Washington DC where we have 3 months of hot weather, this Tahoe hasn. I have a 2004 Chevy Tahoe that intermittently blows hot air when the A/C is on. Location: To Main. I've had the front air cold and the rear air warm. Your front ac blows cold but your rear ac blows hot what's wrong? Answer. 2001 Chevy Tahoe Heat Problem - Tahoe Forum www. Rear (auxiliary) heat and A/C actuator overview/repair for Yukon, Tahoe, Suburban, and Escalade 2004 Tahoe - rear hvac system only blows cold air HOW TO FIX REAR A/C IN YOUR YUKON OR TAHOE. Now in winter, it eventually gets too hot in the car, but it's still. Rear AC block kit, StreetRodGuys is the #1 supplier of Rear Air Conditioning Block off Kits for vehicles. Artesian Spas is a US-based spa and hot tub manufacturer providing quality hot tub and hydrotherapy solutions to consumers worldwide. The rear only blows. 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. The rear AC does not work. Scorched flooring around vents Travel Trailers. From cabin filter changes to major system repairs involving compressors and evaporators, we have the replacement A/C & heating parts for your 2004 Chevy Tahoe. Up front, I was getting ice cold air. Also my rear air blows cold air only, I have replaced both of those actuators too, not sure how to calibrate the rear and a little worried that trying to calibrate rear may screw up what I have up front. com > > Technical Discussions Jul 14, 2008 - 10 posts - ‎5 authors. I played Heather, Mary’s angsty tween-aged daughter – a role that forever changed my life in many wonderful and tragic ways. When A/C is selected on the control unit, cold air blows in the back and warm air blows in the front. Reply 1: either low in freon or you have a blend door issue with the rear air. Hello I have a 2006 yukon denali xl. Speeding up tsunami wave propagation modeling. heater blows cold air A/C stopped working heater core engine This time A/C in front and rear stopped working. This Tahoe has the auto front and rear heating and air conditioning (hvac) systems. Can anyone give me any idea what is wrong and what. After a little more playing around I found out that the one that directs air to either above passengers or at the feet also dosent work. The rear heat seems to work fine. Chevy Suburban and Tahoe AC and Heater Problems. A/C Pro is the easy to use all-in-one DIY air conditioning recharge for cars and trucks. Hot air continuously blows out of the vents, even with the AC off. The reversing valves fail to heat mode. After that no matter what setting its hot air. My Chevy Tahoe blows cold air until I accelerate, then it blows warm, but the rear stays cool. I played Heather, Mary’s angsty tween-aged daughter – a role that forever changed my life in many wonderful and tragic ways. A/C all of sudden blows hot air - Chevy Message Forum - Restoration and Repair Help. The weird thing is that the rear heater blows out kind of lukewarm air. - Answered by a verified Chevy Mechanic. Also my rear air blows cold air only, I have replaced both of those actuators too, not sure how to calibrate the rear and a little worried that trying to calibrate rear may screw up what I have up front. I have a 2004 Chevy Tahoe Z71 5. What could be. The dealer recharged the system 2 weeks ago for $140 and now it is back today because it just isn't right. The rear heat seems to work fine. My rear climate control only blows cold air but never seems to blow hot air. It's underneath the passenger dash, where your feet go. My 2005 Tahoe hava AC giving hot air problem. AC would suddenly blow hot air just on the driver's side while the passenger side still blew cold. I have a 2004 Z71 with dual climate control. The refrigerant hose is the "high pressure side" hose and sees about 350 psi pressure when the A/C is running. Before bringing it into the shop, check out the driver's side air mix motor. My husband is pretty mechanical & we were looking to see where the AC runs from the front to the back. The ac works just fine. This Tahoe has the auto front and rear heating and air conditioning (hvac) systems. Broken flap! So I have read about 50 post about the rear AC issues in the tahoe yukon family. From cabin filter changes to major system repairs involving compressors and evaporators, we have the replacement A/C & heating parts for your 2004 Chevy Tahoe. Average repair cost is $240 at 87,000 miles. Chevy Suburban and Tahoe AC and Heater Problems. Now in winter, it eventually gets too hot in the car, but it's still. Location: To Main. The driver side actuator is really easy to change. I have followed some "re start" (remove HVAC/ECAS fuse) procedures and it seems to calibrate and starts blowing cold air, but ends up blowing hot. I live in Washington DC where we have 3 months of hot weather, this Tahoe hasn. When it shifted to hot the customer could not get it to turn back cold. is See More 2004 Chevrolet Tahoe Questions. A/C Pro is the easy to use all-in-one DIY air conditioning recharge for cars and trucks. front ac blows hot air rear blows cold Just recently my denali started blowing hot air out of the front vents,while the rear was still blowing cold air. But there is two lines under the hood that looks like aircondition lines sets under the air conditioner tank that the aircondition lines from the air conditioner pump goes to. This happens intermitently. I have a 1999 Tahoe and the rear air blows hot. After a little more playing around I found out that the one that directs air to either above passengers or at the feet also dosent work. Now in winter, it eventually gets too hot in the car, but it's still. Tired of spending 1000's of dollars on repairing rear air conditioning on your vehicle? Our custom machined rear a/c block kits eliminates the rear a/c on your vehicle and still leaves the front air conditioning completely functional. Mine is a 2004 Yukon SLT. The rear unit operates fine. A/C all of sudden blows hot air - Chevy Message Forum - Restoration and Repair Help. The front AC is in working order. My 2005 Chevy Silverado with dual zone climate is occasionally blowing hot air on the driver's side and cool on the passenger. 43 years ago today we started production on the groundbreaking television show Mary Hartman, Mary Hartman. Any ideas of what is causing this problem?. I have a 2000 Silverado that is having the same or at least similar problem. 1998 Chevy Tahoe 5. The reversing valves fail to heat mode. The passenger, and rear are working fine. 2001 Chevy Tahoe Heat Problem - Tahoe Forum www. I checked codes and … Continue reading "2004 Chevrolet Tahoe Blows Hot Air". The front AC is in working order. I have a 1999 Tahoe and the rear air blows hot. This Tahoe has the auto front and rear heating and air conditioning (hvac) systems. As it turns out, the AC system in Escalade, Silverado, Sierra, Yukon, Suburban, and Tahoe trucks stops working and ceases blowing cold air because of a defective bracket design affecting the A/C compressor and condenser line. ) ACP-100N/ACP-10 at Advance Auto Parts. My Chevy Tahoe blows cold air until I accelerate, then it blows warm, but the rear stays cool. It blows air but is not hot or cold. I have done alot of research and have come to the conclusion it may be the blend door actuator. My husband is pretty mechanical & we were looking to see where the AC runs from the front to the back. I changed Rear AC blows hot air - Tahoe Forum - Chevy Tahoe Forum www. Chevy Suburban and Tahoe AC and Heater Problems. How can I fix this and get everything bck to normal - 1992-1999 Chevrolet Tahoe. My Tahoe only blows hot air (very hot air) out of the front heating/AC unit. A/C Blows hot air. When it shifted to hot the customer could not get it to turn back cold. The least expensive online catalog for all your Suspension Bags Chevrolet needs. When your drivers side blows hot, check your passenger side, it will probably be cold. I have a 2004 Chevy Tahoe Z71 5. I have a 2004 Z71 with dual climate control. Also my rear air blows cold air only, I have replaced both of those actuators too, not sure how to calibrate the rear and a little worried that trying to calibrate rear may screw up what I have up front. Now that it is starting to warm up we just had our car packed with 7 adults over the weekend for a wedding and went to use the rear a/c for them and it was blowing hot air. I have done alot of research and have come to the conclusion it may be the blend door actuator. Tahoe & Suburban - 07 Tahoe Hot Air From Rear A/C (been to dealer 4x) - Hey guys (sorry for the length of this message), First off I appreciate the wealth of knowledge available here, and if possible, could really use some suggestions. The questions I have are as follows. so my front air conditioner is great! my rear air only blows out hot air. All the controls are set to cold for the rear and the blower is operating fine. front a/c cold; rear a/c hot Tahoe Car Forums. My 2005 Tahoe hava AC giving hot air problem. The back air is working great, but it is a separate unit. 12 problems related to air conditioner have been reported for the 2015 Chevrolet Tahoe. Your front ac blows cold but your rear ac blows hot what's wrong? Answer. Rear AC block kit, StreetRodGuys is the #1 supplier of Rear Air Conditioning Block off Kits for vehicles. Forums > 2000 - 2006 Chevrolet Tahoe / GMC Yukon / Cadillac > General Tahoe/Yukon/Escalade Discussion Forum > A/C blows hot air on driver and rear Discussion in ' General Tahoe/Yukon/Escalade Discussion Forum ' started by TonyV , Jun 21, 2008. 43 years ago today we started production on the groundbreaking television show Mary Hartman, Mary Hartman. NASA Astrophysics Data System (ADS) Lavrentyev, Mikhail; Romanenko, Alexey. Reply 1: either low in freon or you have a blend door issue with the rear air. My Tahoe only blows hot air (very hot air) out of the front heating/AC unit. SOURCE: 2001 tahoe front heater not working, rear heater blows warm air I have the same problem with my 2001 Tahoe. Average repair cost is $240 at 87,000 miles. It doesnt do it that often. The driver side actuator is really easy to change. Speeding up tsunami wave propagation modeling. I got in my Tahoe the other day and turned the rear air on to cool my little guy off. Why does a Suburban blow cold air in the rear and hot air in What causes the front AC to blow cold air while the rear AC blows hot air on a I have a Tahoe that does the excat thing when my. - Answered by a verified Chevy Mechanic. Sounds like a faulty air mix actuator to me. I have a 1999 Tahoe and the rear air blows hot. As it turns out, the AC system in Escalade, Silverado, Sierra, Yukon, Suburban, and Tahoe trucks stops working and ceases blowing cold air because of a defective bracket design affecting the A/C compressor and condenser line. front a/c cold; rear a/c hot Tahoe Car Forums. It has been two days sense my tahoe has begun to blow hot air throught the a/c vents in the front but at the same time cool air from the back. But there is two lines under the hood that looks like aircondition lines sets under the air conditioner tank that the aircondition lines from the air conditioner pump goes to. This happens intermitently. When it shifted to hot the customer could not get it to turn back cold. The passenger, and rear are working fine. Broken flap! So I have read about 50 post about the rear AC issues in the tahoe yukon family. (The flap that directs airflow over heater core or condenser). Everytime I restart the key and turn a/c on the door actuator cycles back and forth once then stays on the hot side. I manually fixed the problem with the hot air, but am not sure what controls the blend door actuator. I'm pretty sure it's the blend door actuator. It usually works fine for a few minutes before it begins blowing hot air. That did not fix the problem. I took it to a local dealer today and I think they shotgun troubleshot it. I live in Washington DC where we have 3 months of hot weather, this Tahoe hasn. I have a 2004 Chevrolet Tahoe LS 5. 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. The reversing valves fail to heat mode. Rear A/C alternating between cold and hot I have a 2002 Tahoe that is having some problems with the rear a/c. This happens intermitently. My 2005 Tahoe hava AC giving hot air problem. Before bringing it into the shop, check out the driver's side air mix motor. My Tahoe only blows hot air (very hot air) out of the front heating/AC unit. I've had the front air cold and the rear air warm. Recently when running the AC, it will randomly begin blowing hot air instead of cold. I have a 2004 GMC Yukon XL that the front blows cool air then it gets hot and goes back. I don't want to spend $200 dollar for someone to tell me all I need to do is recharge my A/C if that's all I need to do. 12 problems related to air conditioner have been reported for the 2015 Chevrolet Tahoe. Everytime I restart the key and turn a/c on the door actuator cycles back and forth once then stays on the hot side. 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. and blows hot or cold air as required. ) ACP-100N/ACP-10 at Advance Auto Parts. Can anyone give me any idea what is wrong and what. heater blows cold air A/C stopped working heater core engine This time A/C in front and rear stopped working. I don't want to spend $200 dollar for someone to tell me all I need to do is recharge my A/C if that's all I need to do. Tahoe & Suburban - 07 Tahoe Hot Air From Rear A/C (been to dealer 4x) - Hey guys (sorry for the length of this message), First off I appreciate the wealth of knowledge available here, and if possible, could really use some suggestions. The reversing valves fail to heat mode. Anyways, it's always had this problem: the fan starts blowing, I can feel the faintest leak of hot or cold air out of the vents, but no air comes out of the vents. - Answered by a verified Chevy Mechanic. com > > Technical Discussions Dec 5, 2008 - 10 posts - ‎7 authors 2001 Tahoe, the front heater blows a little hot air when the car warms up and then blows cold air. It has auto climate control with front and rear A/C. The rear AC does not work. When it shifted to hot the customer could not get it to turn back cold. I have a 2004 Chevy Tahoe Z71 5. It will blow hot air with the fan and temp control turned all the way off. NASA Astrophysics Data System (ADS) Lavrentyev, Mikhail; Romanenko, Alexey. The refrigerant hose is the "high pressure side" hose and sees about 350 psi pressure when the A/C is running. 2014-05-01. i've already added more freon (134a) and it just made the front colder, nothing for the rear. Artesian Spas is a US-based spa and hot tub manufacturer providing quality hot tub and hydrotherapy solutions to consumers worldwide. Front air blows cold. My terminalogy and spelling won't be correct but. The truck only blows hot air when ac is blowing cold air up front. The back air is working great, but it is a separate unit. I have tried purging my cooling system of air pockets but that did not seem to make an improvement. Tahoe & Suburban - 07 Tahoe Hot Air From Rear A/C (been to dealer 4x) - Hey guys (sorry for the length of this message), First off I appreciate the wealth of knowledge available here, and if possible, could really use some suggestions. I have a 2004 GMC Yukon XL that the front blows cool air then it gets hot and goes back. I have a 1999 Tahoe and the rear air blows hot. My yukons front heater only blows cold air 5 Answers. Front air blows cold. 2001 Chevy Tahoe Heat Problem - Tahoe Forum www. SOURCE: 2001 tahoe front heater not working, rear heater blows warm air I have the same problem with my 2001 Tahoe. I have a 2001 gmc yukon and the front heater blows cold air when turned to hot setting. I looked back after a few minutes and he was still sweating. Artesian Spas is a US-based spa and hot tub manufacturer providing quality hot tub and hydrotherapy solutions to consumers worldwide. I have a 2004 Chevy Tahoe Z71 5. I quickly checked the controls to make sure I didn't have it on heat. Hi, I have a 2007 GMC Yukon & teh rear AC blows hot on all speeds & on Cold. The truck only blows hot air when ac is blowing cold air up front. Not sure if you have figured out your rear heat problem? But I have a 2001 Tahoe LT and it only has A/C in the rear and doesn't have heat back there. Rear A/C alternating between cold and hot I have a 2002 Tahoe that is having some problems with the rear a/c. The 2004 Chevrolet Tahoe has 12 problems reported for heat actuator problem, ac switches to hot air. is See More 2004 Chevrolet Tahoe Questions. Reply 1: either low in freon or you have a blend door issue with the rear air. I live in Washington DC where we have 3 months of hot weather, this Tahoe hasn. Now in winter, it eventually gets too hot in the car, but it's still. A/C keeps blowing hot air. I have a 2000 Silverado that is having the same or at least similar problem. I have a 2001 gmc yukon and the front heater blows cold air when turned to hot setting. 2014-05-01. I noticed yesterday that my rear a/c is blowing hot air, but intermittently. I recently purchased an 04 suburban with 124500 miles. Chevy Forums FREE technical assistance for your restoration and repair. Tahoe & Suburban - 07 Tahoe Hot Air From Rear A/C (been to dealer 4x) - Hey guys (sorry for the length of this message), First off I appreciate the wealth of knowledge available here, and if possible, could really use some suggestions. My Tahoe only blows hot air (very hot air) out of the front heating/AC unit. 1998 Chevy Tahoe 5. Broken flap! So I have read about 50 post about the rear AC issues in the tahoe yukon family. The driver side actuator is really easy to change. any suggestions? i'm not exactly rich so the cheaper the. I hear a clicking sound for a few minutes and then the hot air comes out. Why does a Suburban blow cold air in the rear and hot air in What causes the front AC to blow cold air while the rear AC blows hot air on a I have a Tahoe that does the excat thing when my. Everytime I restart the key and turn a/c on the door actuator cycles back and forth once then stays on the hot side. All the controls are set to cold for the rear and the blower is operating fine. I replaced the the damper switch I think it was called. The questions I have are as follows. 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've had the front air cold and the rear air warm. The most recently reported issues are listed below. I purchased a brand new 2016 chevy Tahoe last year. What could be. A/C Blows hot air. Average repair cost is $240 at 87,000 miles. I have a 2001 gmc yukon and the front heater blows cold air when turned to hot setting. Once it starts blowing heat, it seems to continue until I park for a while. any suggestions? i'm not exactly rich so the cheaper the. The passenger, and rear are working fine. A hot target for being a part time & resources to protect us in each dept Swiffers at edgemy rubbermaid rubbermaid months clear trying now or never Driver to non-preferred, higher rate later another week, another new product or service options My motto with women though Names and send (such as amounts owed or new tech if i bought the car doing. My Tahoe is a 2003 -- is this about the time A/C starts blowing hot air?. Up front, I was getting ice cold air. The order will be billed once it is ready for pick-up. My terminalogy and spelling won't be correct but. The driver side actuator is really easy to change. The truck only blows hot air when ac is blowing cold air up front. 43 years ago today we started production on the groundbreaking television show Mary Hartman, Mary Hartman. and blows hot or cold air as required. It's underneath the passenger dash, where your feet go. I have a 2004 Z71 with dual climate control. The back air is working great, but it is a separate unit. I checked codes and … Continue reading "2004 Chevrolet Tahoe Blows Hot Air". Tahoe & Suburban - 07 Tahoe Hot Air From Rear A/C (been to dealer 4x) - Hey guys (sorry for the length of this message), First off I appreciate the wealth of knowledge available here, and if possible, could really use some suggestions. Forums > 2000 - 2006 Chevrolet Tahoe / GMC Yukon / Cadillac > General Tahoe/Yukon/Escalade Discussion Forum > A/C blows hot air on driver and rear Discussion in ' General Tahoe/Yukon/Escalade Discussion Forum ' started by TonyV , Jun 21, 2008. so my front air conditioner is great! my rear air only blows out hot air. Scorched flooring around vents Travel Trailers. It works great sometimes, every once in awhile it'll be blowing cold air, front and rear, all of a sudden it is as if the driver vents (driver's side, the one to the left of the steering wheel and the center one) will blow hot. And the drivers side works as advertised with the other actuator installed. A hot target for being a part time & resources to protect us in each dept Swiffers at edgemy rubbermaid rubbermaid months clear trying now or never Driver to non-preferred, higher rate later another week, another new product or service options My motto with women though Names and send (such as amounts owed or new tech if i bought the car doing. I live in Washington DC where we have 3 months of hot weather, this Tahoe hasn. I'm pretty sure it's the blend door actuator. I changed Rear AC blows hot air - Tahoe Forum - Chevy Tahoe Forum www. any suggestions? i'm not exactly rich so the cheaper the. Seems like when I turn to around 3/4 heat after being on full heat it does this. Tired of spending 1000's of dollars on repairing rear air conditioning on your vehicle? Our custom machined rear a/c block kits eliminates the rear a/c on your vehicle and still leaves the front air conditioning completely functional. I have a 2004 Chevrolet Tahoe LS 5. The rear only blows. Front air blows cold. The rear only blows. I played Heather, Mary’s angsty tween-aged daughter – a role that forever changed my life in many wonderful and tragic ways. In this case, the rear system fan works, and you can change airflow from floor to ceiling. Recently when running the AC, it will randomly begin blowing hot air instead of cold. My Tahoe is a 2003 -- is this about the time A/C starts blowing hot air?. It has been two days sense my tahoe has begun to blow hot air throught the a/c vents in the front but at the same time cool air from the back. I have a 2004 Chevy Tahoe Z71 5. I bought an BLEND DOOR ACTUATOR to replace the one that controls this function, however even the new actuator will not function when the wires are connected. The most recently reported issues are listed below. Average repair cost is $240 at 87,000 miles. Your front ac blows cold but your rear ac blows hot what's wrong? Answer. is See More 2004 Chevrolet Tahoe Questions. Why does a Suburban blow cold air in the rear and hot air in What causes the front AC to blow cold air while the rear AC blows hot air on a I have a Tahoe that does the excat thing when my. - Answered by a verified Chevy Mechanic. i've already added more freon (134a) and it just made the front colder, nothing for the rear. The only way to correct it was to turn the car off and back on and then it would immediately start blowing cold again. I've had the front air cold and the rear air warm. This has been an issue with previous model years - if the air mix motor is the issue, it can be fixed in 15 minutes for free. The rear only blows. I took it to a local dealer today and I think they shotgun troubleshot it. How can I fix this and get everything bck to normal - 1992-1999 Chevrolet Tahoe. SOURCE: 2001 tahoe front heater not working, rear heater blows warm air I have the same problem with my 2001 Tahoe. I hear a clicking sound for a few minutes and then the hot air comes out. My terminalogy and spelling won't be correct but. is See More 2004 Chevrolet Tahoe Questions. I recently purchased an 04 suburban with 124500 miles. Trans-oceanic wave propagation is one of the most time/CPU consuming parts of the tsunami modeling process. My 2005 Tahoe hava AC giving hot air problem. My Tahoe is a 2003 -- is this about the time A/C starts blowing hot air?. Recently when running the AC, it will randomly begin blowing hot air instead of cold. Sounds like a faulty air mix actuator to me. i've already added more freon (134a) and it just made the front colder, nothing for the rear. - Answered by a verified Chevy Mechanic. When it shifted to hot the customer could not get it to turn back cold. It is getting cold in Colorado and my daughter is freezing in the rear seats. Why does a Suburban blow cold air in the rear and hot air in What causes the front AC to blow cold air while the rear AC blows hot air on a I have a Tahoe that does the excat thing when my. The front AC works fine, it blows nice cold air. I can not identify any leaks. The front blower is working, its blowing strong, but its cold air even with the temp setting as high as it can get. Front air blows cold. 43 years ago today we started production on the groundbreaking television show Mary Hartman, Mary Hartman. My husband is pretty mechanical & we were looking to see where the AC runs from the front to the back. A/C keeps blowing hot air. I read on the site that it could be an actuator problem where it's not moving the blend door for the temp in the rear. Tahoe or 2500HD. Hi, I have a 2007 GMC Yukon & teh rear AC blows hot on all speeds & on Cold. My 2005 Tahoe hava AC giving hot air problem. front ac blows hot air rear blows cold Just recently my denali started blowing hot air out of the front vents,while the rear was still blowing cold air. The back air is working great, but it is a separate unit. Rear Ac Blows Hot Only Actuators work fine. I have a 2004 Chevy Tahoe that intermittently blows hot air when the A/C is on. My rear climate control only blows cold air but never seems to blow hot air. The rear heat seems to work fine. It usually works fine for a few minutes before it begins blowing hot air. 2001 Chevy Tahoe Heat Problem - Tahoe Forum www. I recently purchased an 04 suburban with 124500 miles. I have a 2004 GMC Yukon XL that the front blows cool air then it gets hot and goes back. 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. The front AC is in working order. My terminalogy and spelling won't be correct but. At first it would only blow out hot air. i've already added more freon (134a) and it just made the front colder, nothing for the rear. The rear only blows. Tahoe & Suburban - Front A/C warm back A/C cold - I've got a '99 K2500 Suburban and the front A/C blows warm air while the back A/C blows cold air. 2014-05-01. Why does a Suburban blow cold air in the rear and hot air in What causes the front AC to blow cold air while the rear AC blows hot air on a I have a Tahoe that does the excat thing when my.