The air won't blow out the dash vents. Blower motor working, but no air from vents? thanks The 2006 Chevrolet Silverado has 3 problems reported for smoke coming out of vents while ac on with plastic smell. user91328 on . 2003 Chevrolet Silverado 2500HD - No air blows out center air vents- question about Cars & Trucks ... Heat/air vents for defrost and feet setting not working. Step 2 – Check the air conditioning system. Step 1 - Most air control vents are equipped with a flow control door that is located at the vent outlet. The all-new 2019 Silverado 1500 features air conditioning vents for rear-seat passengers, addressing a common complaint about the pickup truck's cabin. Press J to jump to the feed. The mode actuator is located under the driver’s side of the dash, above … Continue reading "1995 GMC C1500, Air Will Not Blow Out The Vents" 93 chevy silverado ext cad 3500 long wheel base 4l80e trans. The flap to the left in the picture, which would be towards the front of the truck, goes to the defrost vents. A fan then blows on the core to blow warm into the air into the cabin. RockAuto ships auto parts and body parts from over 300 manufacturers to customers' doors worldwide, all at warehouse prices. My car has 42000 miles. They get a lot of use, and they can get a considerable amount of grime built up on them, making them look gross and nasty. This 2005 GMC Sierra came in with the complaint that the air will only flow from the defroster vents, regardless of where it is commanded to. I have already checked and fixed what i thought was the main problems. I have little to no air flow out of my vents. 2008 tahoe LT at random times no air is coming from the vents. This is not even a question for the 4.3 section. The same thing happens if I direct the air to the defrosters or floor. What happens is the part is a CHEAP part POORLY designed and when it goes to turn the flaps inside the HVAC unit its the plastic gear slips instead of turning the flap!! The recurculating door works, the blend doors all work and i just cleaned the ac evaporator coil but still no air flow. Controls on the center console allow the driver and their passengers to control the type and flow of air, along with its direction. Work on a 95 Chevy Silverado 3500 1 ton short wheel base 454TBI. Reply. Thank you. Refrigerant, commonly referred to as freon, is a chemical that, when fluctuating through high and low pressures, becomes cold. I have just bought a 1994 chevrolet 1500 5.7 auto. Its been said many times. All the switches/controls seem to be working ok (temp control, direction flow, blower/fan control). In most cars, the vents can pipe in neutral air, heated air, or air-conditioned air. Difficulty Scale: 3 of 10. Q: When I turned on my heat the other night in my car...it was blowing heat out of the passenger side but cold air was coming out on driver side vents. Of course the customer brought the truck in, knowing that I had to lay under the driver’s … Continue reading "2005 GMC Sierra, Air Blows Only From Defroster Vents" I have said it many times. How come air only blows out the defrost vents and not out the a/c vents - 2016 Chevrolet Silverado 3500 HD This is a 2005 Chevy Silverado 1500 wt with a 4.3L V6. ... My 2000 silverado has a vacuum switch in the heater control. I have a 1999 chevy tahoe with front and rear A/C. No heat to feet or defrost. 04chevyhoe Member. 94 chevy truck no air out vents. Log In Sign Up. Then all of a sudden, no air out of the upper vents. The air vents of your vehicle are the conduits to your A/C and heating system, which help you cool down or heat up, depending on the time of year. it appears that the doors are working. 2001 Chevy Silverado, every once in a while I only get hot air from the vents, no matter what setting it's on, what would cause this? A vehicle’s ventilation system is responsible for pushing air into the cabin of the car. In using the controls, the air flow would adjust from the defrost to the floor. Is there a vacuum line or electric switch to control the air flow to lower and upper settings on my 2004 Chrysler Pacifica? Even if i turn the fan up to full and set the air to come out of the upper vents, I can just barely feel any air coming out of them. no air coming out the dashboard or defrost vents. Any one know what I need to do to fix this problem? I have pulled most of the dashboard off in order to see the vent doors. July 02, 2011. Make sure this is getting vacuum. (2005 Chevrolet Silverado 1500) air only comes out at high speeds . The Mode Selector Actuator. I've tried all the different vent settings. pukin01 in Buena Park, CA on . Easy step by step guide one how to troubleshoot and repair vent low air flow, this article pertains to most vehicles. 1 answer & 3 comments. Air only blows from center vents. Here's a shot of it in the truck; this is the default position with the AC ON, defrost OFF, vent position set "all the way up" so it's full dash vents, no floor mix. The rest of the time it seems to be blowing the air outside or something. Press question mark to learn the rest of the keyboard shortcuts. SOURCE: There is no air flow You need part GM Part number 89018675 or ACDelco 15-73596. Check gauges not overheating or anything else out of the norm. When A/C is on, the air is cool in the front but colder in the rear. so the heater never gets hot. No Air Coming From Vents. Are your vents stuck only blowing one type of temperature? It will blow COLD air on driver's side while providing heated comfort for the passenger. I am not getting any air at all from the front vents but all other vents are blowing air just fine & strong (floor, defrost, combo, etc). July 03, 2011. It blows cold but not out of the vents | Find answers to your 2016 Chevrolet Silverado 3500 HD question from certified mechanics and auto experts. All other functions were okay as well. 2004 silverado - hot air blows out of driver side vents, pass side stays cold. SOURCE: 2000 Chevy Silverado 4X4 - Heater isn't blowing hot air No your thermostat is stuck open which will not hurt the engine. 7 bolt mine has a park/Neutr 7 Answers. 2005 Chevrolet Silverado 1500 / Why is there no air coming... Why is there no air coming from vents? Sep 22, 2013 at 2:01 PM #1. Before replacing Heater Control Unit, it would only blow hot air from front vents- With this replacement it will now change from cold to hot and the air flow pressure does change from the front vents when changing the setting dial but there is still no air at all to feet and defrost. I love the truck EXCEPT for this split heating problem. Discussion in 'Interior' started by 04chevyhoe, Sep 22, 2013. Read this article to find out why. Chevrolet silverado 1500 5.3 V8 4x4: Initially the defroster only worked and the air also came thru the vents to the rear seats. There may be no refrigerant in the system. When there is a lack of cold air coming from the vents, most will agree that there is a leak in the system. The last thing i can try is getting a new blower motor resistor. Why Do My Vents Blow Only Hot or Cold Air? Easy to use parts catalog. Air not coming out of vents Unread post by Seabreeze98 » Fri Jun 13, 2014 3:23 am I have a 1999 Silverado 1500 .When you turn on the blower for the AC or the heater you can hear the blower running but no air comes out of the vents. How to Fix No Air Coming From Vents. No adjustments or turning off of fan, switching to air conditioning change the the temp from being HOT. The heat in the Silverado is supplied by the hot engine coolant running through the engine cooling channels. User account menu. Popular Answer. Heater working but only blows out front vents. Age: 40 Posts: 35 Likes Received: 0 Joined: Jan 4, 2011 Name: Matt. Please HELP. Also, can feel the compressor come on, can feel a small amount of air at lower vents...but none up high. This Sierra has auto a/c controls and no floor mounted center console. 3. Vacuum operated the blend air … Chevrolet Silverado 1999-2006: Why Do My Vents Blow Only Hot or Cold Air? Get to work shut off truck, wait a few minutes and restart and now I'm back to getting cool air out of the vents. Answer. any help would be grateful. It should be in the first gen section. Save Share. ! I have a 2005 Dodge Dakota and I am not getting any air through my vents. Average failure mileage is 68,550 miles. Defrost is a default position. No one here is going to be able to give a clear cut answer because only you have the truck in front of you. This 1995 GMC C1500 came in with the complaint that the air would blow from everywhere except the front vents. how do i determin witch ones to replace. How to Remove the Air Vents on a Silverado Pickup by Russell Wood . Does not blow out on A/C or vent..but some air down low. Some of this coolant is diverted from the cooling system into a heater core. 06 2wd conversion, stock. but needs to be replaced, the thermostat is what allows the engine get up to operating temp. This morning I noticed that basically no air is coming from any of my vents even though the blower motor is running fine. This article applies to the Chevrolet Silverado 1500 (1999-2006). It blows out the floor vent and the defroster vent, but it won't change and blow out the dash vent. The replacement trans 4l80e hydromatic doesn't have park/neutral switch and shaft to short. Hey there. there is high volume air coming out the bottom right, towards the heatercore. My car has an automatic transmission. The flap to the right in the picture operates the dashboard vents. Six bolt has no park/neutral switch/454TBI. Restart the truck, it returns to normal. Rear is working fine. The blower motor is working. I can hear the motor running and changing speeds, but only once in a while it will actually blow the air through the vents. i believe that one or more actuator motors need replacing. before allowing water to flow through the radiator and when it is stuck open it doesnt allow the engine to reach operating temp. Replaced the heater/ac control panel and then the defroster stopped wor … Check gauges not overheating or anything else out of vents while ac on with smell... Compressor come on, the air would blow from everywhere except the front of the.! Flow control door that is located at the vent outlet electric switch to control the air out! The the temp from being hot door works, the vents, pass side stays cold needs. I have a 2005 Dodge Dakota and i am not getting any air through vents... Pipe in neutral air, along with its direction question for the passenger of this coolant is diverted the! 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