Be care ful as one line will be hot and one line cold. It blows for 10 min., then starts blowing warm air. Not having a functioning heater makes driving much less comfortable, and can be a sign of certain issues. R. Rodz ... 2004 silverado - hot air blows out of driver side vents, pass side stays cold. Some of this coolant is diverted from the cooling system into a heater core. basicly your a/c system should unlock the compressor clutch when the temp reaches certain points. First best thing to do is go get a vacuum evacuation and refill. Sounds to me like it's still low on refrigerant. Every thing appears to be switching in the doors and there is no cabin filter on this truck. CHEVROLET SILVERADO. Usually the compressors leak on these years. You've got a bad leak somewhere. Its a 2001 GMC sierra 1500 HD crew 4x4. They installed the new hose and added … Most likely, you have a leak in the high or lo line, or moisture accumulated and blocking a line. Average repair cost is $1,200 at 73,800 miles. I cannot hear anything kicking on when I hit the AC or defrost setting, but the truck is still new to me and I don't recall if I heard anything before. Not blowing - New here and searched but could not come up with an answer. I unplugged the low pressure switch from from the compressor. Jump to Latest Follow 1 - 12 of 12 Posts. The heat in the Silverado is supplied by the hot engine coolant running through the engine cooling channels. on my 2006 chevy truck i found air trapped in the top of the heater core,,, i took the hose off and filled the heater core up and it works great now on them trucks the over flow bottle is lower then the top of heater core,, this will fix it . If the line is cold you have a door actuator problem. So....I turned on the AC and felt the lines from the dryer. its like all the air just comes out down on the floor because my feet burn up from it. I tried resetting battery and no luck. If the heat is blowing, but blowing … also a bad radiator cap could keep it from heating up.let the car run and see if the top hose … A fan then blows on the core to blow warm into the air into the … Asked by mhouston in Virginia Beach, VA on . Answer. The compressor still did not run. Situation, we have a friend that owns a 2017 Chevy Trax LT, she is a nurse who works with my wife, single mom and on a single mom budget. Chevy Suburban Air Conditioning Not Blowing Cold Causes. 4 ANSWERS. When the AC is on, park, pop the hood, and listen to the AC compressor. 1996 chevy suburban front air not blowing hard through the vents but some air is coming through the defrost vent. before allowing water to flow through the radiator and when it is stuck open it doesnt allow the engine to reach operating temp. 1 Answer 1999 durango vent control switch will not let AC blow threw vents only defrost. 2000 Chevy Silverado 4X4 - Heater isn't blowing hot air No your thermostat is stuck open which will not hurt the engine. If it’s not coming on at all, it’s usually either the blower motor or some other wiring issue. Have to shut off for an hour or more and try again. by 06SiLvErAdO_InNY » Oct 20 2011, 1:26am, problem work thing blower same anyone running coming thanks getting start used still think help sierra stock first, Users browsing this forum: No registered users and 12 guests, New here and searched but could not come up with an answer. Dealer had one in stock. If I turn off the a/c it will not freeze up. so the heater never gets hot. The unit has a recirculating … Have changed the orfice to help get rid of some of the water build up. Click to expand... Give this a try before you starting taking the dash out and buying parts. One of the most common (and inconvenient) problems with the Chevy Silverado is when it has no heat coming from the heater. Neither line got hot or even warm for that matter. The heater in your Chevy Silverado supplies the heat to the cabin. 2001 Chevy Silverado. July 30, 2014. Average failure mileage is 27,800 miles. Chevrolet Silverado 1500 Heater Is Not Working? Blower running but no (or little) air coming out, Re: Blower running but no (or little) air coming out, Blower not working at all and floor is wet under blower. Lack of Refrigerant– Your Suburban’s air conditioner will not work if the refrigerant has disappeared due to a leak. Chevy Truck Forum | Silverado Sierra GMC Truck Forums. It does it no matter if you are running heat or A/C. Aug 12, 2012 | Cars & Trucks. Same thing has … i have a 2002 gmc sierra 2500 diesel. Blower running but no (or little) air coming out. Ok...bought the refill can and am going to give that a shot today if the rain lets up. The dashboard vents will not blow any air but the defrost and floor vents work fine. It can be tempting to … nbs99 z71 325ci v8, stock 4wheel disc brakes, no cats, flow master classic 40 series, rhino line, custom fog lights, cb, bully dog tunner, 4:10 locker, airbag load leveling, 205,000miles. Air Conditioning problem 2001 Chevy Silverado Two Wheel Drive Automatic 93000 miles I have noticed that the ac in my 2500 hd duramax, blows cold sometime and warm most the time.I put a portable therometer in the ac vent to read the temp. by 06mainez71 [OP] » May 08 2014, 10:01pm, by 06mainez71 [OP] » May 09 2014, 12:26am, back still today blowing cold bought while long last anything nice truck make first thing problem start, Users browsing this forum: No registered users and 13 guests. so the heater never gets hot. 1 reply Report. it switches form hot to cold but just not enough air flow to to any thing. 1995. Hello I Just Got A 2002 Chevy Silverado 1500 With A V8 I Think 4.8l To Learn To Drive In. Browse Categories ... My 1999 chevy silverado 1500 ac won't blow cold air,it seems like the ac/heater control module won't switch over and its stuck on heater.I already had it charged with freon.Is this module costly and how... Purchase a new mode selector … Worked great yesterday. Not a blower motor issue, … 2014 silverado ac not blowing cold. 134 freon is cheap get you a can with the gauge and pump it back up and see how long it last. Can I just start off by buying a can and give it a refill? Chevy Truck Forum | Silverado Sierra GMC Truck Forums. The 2017 Chevrolet Silverado 1500 has 4 problems reported for a/c blows hot air. I think I have pinpointed it to a control head. 2006 Chevy 2500 silverado heater/ac not blowing air - Chevrolet 2006 Silverado 2500HD 2WD question. I am having the same problem. try flushing your coolant system. we covered that in class the other day. Blower running but no (or little) air coming out. I have good air circulation when truck is first ... SilveradoSierra.com - Chevy Truck Forum | Silverado Sierra GMC Truck Forums The only site focused on Silverado/Sierra trucks exclusively. Could also be a stuck duct door, but that's usually less likely. _____________________________________________. Heater blowing cold air. Blend Door – The blend door controls how much air conditioned and heated air enters the cabin. Thanks. Most likely, you have a leak in the high or lo line, or moisture accumulated and blocking a line. The ac gets down to about 69- 70.I have had the freon checked twice. I have good air circulation when truck is first started then it goes away. if dr … read more A/c Not Blowing Hard. I … all speeds work fine, an you can hear the blower motor an all. This is a 2005 Chevy Silverado 1500 wt with a 4.3L V6. Then if i go to vents it is gone. This may not be the correct answer but I get the same problem on my work truck (2005 freightliner) and the problem is that if the a/c is used when temp outside is cool the a/c core or whatever the radiator type thing is under the dash gets frozen over and will not let the air blow through the vents.... Again it might not be correct answer but it's a start.... i'd say that one of your "blend door" actuators is broken. No mouse nest in the box. First best thing to do is go get a vacuum evacuation and refill. before allowing water to flow through the radiator and when it is stuck open it doesnt allow the engine to reach operating temp. So, I checked my AC over the winter and everything seemed to be working fine as it was nice and cold. September 01, 2011. When this switch fails your air conditioning is dead in the water. 22 people found this helpful. 37% of the time it's Chevy Silverado Forum (GMC Sierra) 2004 silverado-hot air blows out of driver side vents. Bad switch or something else? I also didn't hear the compressor turn on or off at all. Popular Answer. Blower Motor – If there is no air blowing from your Silverado at all, the blower motor is at fault. Hi in this video I will show you how to confirm the fix on you vent no blowing air In fact, most won’t even cycle on without the right amount of refrigerant pressure. Wife goes to work and calls me says the ac is blowing warm air. 2014 silverado ac not blowing cold. If your Blower Motor for the AC or Heater suddenly stopped blowing, look here first, it might save you several dollars. 2000 Chevy Silverado 4X4 - Heater isn't blowing hot air No your thermostat is stuck open which will not hurt the engine. There could be several reasons why it's not working properly. Just changed the cab filters and didnt really change things much. 2003 2500 HD with a Diesel. Vents seem to work good until i select defrost and then the flow goes away. Hi All. My A/C is blowing warm air and this is the second time I have had this problem since buying my 2015 Sierra less than 6 months ago. Anyone ever have the evaporator ice up? I have all my speeds and you can hear it running but not getting any thing out any of the vents. It is like it freezes up after running above 55 MPH for about 35 minutes. could be in switch panal and could be a vaccum leak in a line under the dash. Usually this is a … New here and searched but could not come up with an answer. all the vents work properly when I switch to floor, or dash, or defrost, the blower motor is blowing hard and works on all 5 speeds. I had a guy come in to my work this problem with a similar situation and it turned out to be an orifice tube or something along those lines. Chevy Truck Forum | Silverado Sierra GMC Truck Forums. This is far and away the most common reason that your Suburban’s air conditioner is not functioning. Her 2017 Trax about 44,000 miles is out of factory warranty. Anyone have any ideas? It's a 2006 GMC. Search Fixya. At the simplest level, there are two main reasons why the heater is not working. Feb 01 2014, 2:57pm. when i turn on the heat or a/c an the position is on vents no air comes out of the vents. Turn the a/c on and go out and put your hand on the line coming off the dryer, silver canister near the firewall. OK, trying to help my 82 y/o Dad figure out a problem he is having on his 2001 Chevy Silverado. 2005 GMC Sierra 1500 SLE Ext Cab 5.3L 4x4 - SOLD. 2001 Silverado dash vents won't blow any air. Your Answer: Upload Photo. Like the vent option is on. RepairPal will help you figure out whether it's your Heater Blower Motor, Thermostat, Heater Blower Motor Resistor, or … Apr 01 2013, 4:28pm. A few months ago I had the exact same problem and my dealership diagnosed it as a leaking hose and all of the freon was gone. Disconnecting the cycling switch and high pressure switch have no effect. Oct 19 2011, 6:50pm. if not try blowing out the heater core. I have checked the fuses (unless I missed one) and disconnected the battery for a while to try that. Photo (optional) Related Questions. also with the car running see if the hoses are the same temp. 06silverado_inny, you have a temp sensor problem. I love the truck EXCEPT for this split heating problem. A/C will blow cold when it is not too hot out. So, I checked my AC over the winter and everything seemed to be working fine as it was nice and cold. I have a 2002 1500 HD and the air doesnt seem to be blowing very hard thru the vents. That is usually a flow problem, air … You probably need to take it to a qualified AC tech and have him pull a vacuum on it. They had to order a new hose and it took a week for it to come in. 2003 2500 HD with a Diesel. Said he sold 4 this year. So it was definitely low and I filled it to specs. why does my heater blow cold air 6 … Easiest fix for that is get you a couple of shutoff valves at the auto parts and put in line of the heatercore for the summer. Your gauge should not below about 40 psi when the compressor kicks on. Today I went to try it again and there is no cold. More than likely you have lost freon, you can unplug the pressure switch on the dryer and jump the connector to make sure the compressor does engage. but needs to be replaced, the thermostat is what allows the engine get up to operating temp. The fan works on all setting and it gets very hot when I put it back on the hot setting. I have paid $400 every time this breaks. While there are a variety of reasons your Chevrolet Silverado 1500 air conditioning won't work, the most common 3 are a refrigerant leak, an electrical climate control issue, or a problem with the air conditioning compressor. They are not that expensive and are easy to replace (most of the time). Could also be a stuck duct door, but that's usually less likely. Usually blows 10 min. 2001 Silverado dash vents won't blow any air . Chevy Truck Forum | Silverado Sierra GMC Truck Forums. Anyone … Still have same problem. Today I went to try it again and there ... SilveradoSierra.com - Chevy Truck Forum | Silverado Sierra GMC Truck Forums The only site focused on Silverado/Sierra trucks exclusively. if you have air compressor.remove hoses to heater core and try ro blow it out. follow me as i show you how to troubleshoot diagnose and repair a non working air conditioning blower fan motor on a 2000-2006 chevrolet suburban. Dealership is at a loss. 2006 Chevrolet Silverado 1500 / Heater blowing cold air. Both set at 65 degrees and feels like very warm air from outside. I have good air circulation when truck is first started then it goes away. but needs to be replaced, the thermostat is what allows the engine get up to operating temp. also start the car and see if the water pump is pushing water out of the hose goimg to the heater core. Can not get hot air from heater even though temp guage reads normal. Jun 14 2015, 10:02pm. The 2015 Chevrolet Silverado 1500 has 15 problems reported for a/c blowing hot air. 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Have a 2002 Chevy Silverado 1500 / heater blowing cold air feet burn up from.... Turn off the dryer most likely, you have a door actuator problem cheap! A/C an the position is on vents no air comes out down on the AC is on no! 82 y/o Dad figure out a problem he is having on his 2001 Chevy Silverado up with an answer leak! The blend door – the blend door controls how much air conditioned and heated enters... And put your hand on the hot setting starting taking the dash out and put your hand on AC! Even though temp guage reads normal 15 problems reported for a/c blows hot air blows of...
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