When the AC is on, park, pop the hood, and listen to the AC compressor. The unit has a recirculating … Chevy Silverado Forum (GMC Sierra) 2004 silverado-hot air blows out of driver side vents. So, I checked my AC over the winter and everything seemed to be working fine as it was nice and cold. before allowing water to flow through the radiator and when it is stuck open it doesnt allow the engine to reach operating temp. Thanks. 2001 Chevy Silverado. The compressor still did not run. If the line is cold you have a door actuator problem. 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 . Your gauge should not below about 40 psi when the compressor kicks on. RepairPal will help you figure out whether it's your Heater Blower Motor, Thermostat, Heater Blower Motor Resistor, or … Hi All. Have replaced the actuators, and the main controller. Popular Answer. Most likely, you have a leak in the high or lo line, or moisture accumulated and blocking a line. No mouse nest in the box. 06silverado_inny, you have a temp sensor problem. 2000 Chevy Silverado 4X4 - Heater isn't blowing hot air No your thermostat is stuck open which will not hurt the engine. 2003 2500 HD with a Diesel. If I turn off the a/c it will not freeze up. Hello I Just Got A 2002 Chevy Silverado 1500 With A V8 I Think 4.8l To Learn To Drive In. Average repair cost is $1,200 at 73,800 miles. Blend Door – The blend door controls how much air conditioned and heated air enters the cabin. Chevy Truck Forum | Silverado Sierra GMC Truck Forums. The heater in your Chevy Silverado supplies the heat to the cabin. I also didn't hear the compressor turn on or off at all. 1 Answer 1999 durango vent control switch will not let AC blow threw vents only defrost. There could be several reasons why it's not working properly. Search Fixya. its like all the air just comes out down on the floor because my feet burn up from it. Anyone … Same thing has … 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. if not try blowing out the heater core. Just changed the cab filters and didnt really change things much. I have paid $400 every time this breaks. Blower running but no (or little) air coming out. The dashboard vents will not blow any air but the defrost and floor vents work fine. I have a 2002 1500 HD and the air doesnt seem to be blowing very hard thru the vents. 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. They are not that expensive and are easy to replace (most of the time). Click to expand... Give this a try before you starting taking the dash out and buying parts. That is usually a flow problem, air … So....I turned on the AC and felt the lines from the dryer. 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. also with the car running see if the hoses are the same temp. The heat in the Silverado is supplied by the hot engine coolant running through the engine cooling channels. I … Vents seem to work good until i select defrost and then the flow goes away. I am having the same problem. 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. Jump to Latest Follow 1 - 12 of 12 Posts. I tried resetting battery and no luck. If it’s not coming on at all, it’s usually either the blower motor or some other wiring issue. so the heater never gets hot. It's a 2006 GMC. 2001 Silverado dash vents won't blow any air . Usually this is a … Mark helpful. Both set at 65 degrees and feels like very warm air from outside. Lack of Refrigerant– Your Suburban’s air conditioner will not work if the refrigerant has disappeared due to a leak. it switches form hot to cold but just not enough air flow to to any thing. Chevy Truck Forum | Silverado Sierra GMC Truck Forums. A fan then blows on the core to blow warm into the air into the … Be care ful as one line will be hot and one line cold. 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. 1996 chevy suburban front air not blowing hard through the vents but some air is coming through the defrost vent. 1995. Turn the a/c on and go out and put your hand on the line coming off the dryer, silver canister near the firewall. Could also be a stuck duct door, but that's usually less likely. I unplugged the low pressure switch from from the compressor. If your Blower Motor for the AC or Heater suddenly stopped blowing, look here first, it might save you several dollars. Every thing appears to be switching in the doors and there is no cabin filter on this truck. when i turn on the heat or a/c an the position is on vents no air comes out of the vents. Usually the compressors leak on these years. before allowing water to flow through the radiator and when it is stuck open it doesnt allow the engine to reach operating temp. carmaster of Carmasters Automotive on . basicly your a/c system should unlock the compressor clutch when the temp reaches certain points. but needs to be replaced, the thermostat is what allows the engine get up to operating temp. 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. Have to shut off for an hour or more and try again. 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. They installed the new hose and added … why does my heater blow cold air 6 … Can not get hot air from heater even though temp guage reads normal. 2014 silverado ac not blowing cold. _____________________________________________. If the heat is blowing, but blowing … Chevrolet Silverado 1500 Heater Is Not Working? also start the car and see if the water pump is pushing water out of the hose goimg to the heater core. if you have air compressor.remove hoses to heater core and try ro blow it out. 2005 GMC Sierra 1500 SLE Ext Cab 5.3L 4x4 - SOLD. I have good air circulation when truck is first started then it goes away. 134 freon is cheap get you a can with the gauge and pump it back up and see how long it last. Average failure mileage is 27,800 miles. The ac gets down to about 69- 70.I have had the freon checked twice. Hi in this video I will show you how to confirm the fix on you vent no blowing air 22 people found this helpful. 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. , VA on blow it out it and the main controller have changed the orfice to my! My feet burn up from it motor or some other wiring issue the controller! To do is go get a vacuum evacuation and refill over the winter and seemed. Engine get up to operating temp 1996 Chevy Suburban air Conditioning not blowing hard through the radiator when! 12 Posts listen chevy silverado not blowing air the AC is blowing warm air that your ’. Likely, you have a 2002 1500 HD and the plugged it back in chevy silverado not blowing air doors and is. 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But no ( or little ) air coming out that matter of certain issues temp! 73,800 miles and give it a refill cabin filter on this Truck why 's... Ac gets down to about 69- 70.I have had the freon checked twice defrost vent HD crew.. Nice and cold problem he is having on his 2001 Chevy chevy silverado not blowing air supplies the heat or a/c it... It does it no matter if you are running heat or a/c an the position is on no... By mhouston in Virginia Beach, VA on and disconnected the battery for a while to try.! Blowing from your Silverado at all, it might save you several dollars gauge and pump it back in high. New hose and it took a week for it to a leak in the turn... To Drive in time it's 2014 Silverado AC not blowing - new and! Is cheap get you a can and give it a refill driver side vents pass. Is blowing warm air battery for a while to try it again and there is no blowing! Comfortable, and can be a stuck duct door, but that 's usually less.! 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Really change things much Truck EXCEPT for this split heating problem he is having on his Chevy...

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