One thing you can try is to disconnect the negative battery cable for about twenty seconds, and reconnect. Not a blower motor issue, can be heard running. It seems that the ac stays on flow through and not max. Order Climate Control Module for your 2002 Chevrolet Silverado 1500 and pick it up in store—make your purchase, find a store near you, and get directions. Heater-A/C dash control panel. I went and got a new battery and now the vents won’t blow. Mode actuator stepper motor has failed, mode actuator door is hung up (not likely), or the control head has failed for mode control. Some of this coolant is diverted from the cooling system into a heater core. This should cause the control head to go through a sync mode with all the output devices (mode, recirc, etc. started the truck, an turn on the switch, an air was coming out of the vents. If you need a quality replacement part, AutoZone is your one-stop shop. nice easy , simple fix. Here is a guide that will help you see which one to replace and where it is. thanks vents coming since side thing long again anyone post make help back sierra work nice first problem, Users browsing this forum: No registered users and 13 guests, i have a 2002 gmc sierra 2500 diesel. This is because you need to replace the mode actuator. Manufacturer bumper to bumper warranty ends at 36,000 miles. How to get to the area to fix the knob and what might be the problem? his auto-parts store repair manual is lacking in this department. The heat in the Silverado is supplied by the hot engine coolant running through the engine cooling channels. Not having a functioning heater makes driving much less comfortable, and can be a sign of certain issues. Chevrolet Silverado 1500 Air Conditioning ... so make sure your Chevrolet Silverado A/C blower motor is always working as it should. My front A/C vents won't blow my defrost vents work and so do the vents for my back seats I can't tell that it's reading it when I switch from defrost to front vents but nothing comes out. P0449 -What Does It Mean? I Noticed The Ac... Hello I Just Got A 2002 Chevy Silverado 1500 With A V8 I Think 4.8l To Learn To Drive In. The dashboard vents will not blow any air but the defrost and floor vents work fine. You can hear the fan blowing and feel the heat in the dash, but no air comes thru the vents. The other day I opened the hood and freon was being slung around from the compressor area. 2001 Chevy Silverado the vent direction knob on the dash panel is not working, will not change to vent and is stuck in the defrost mode. Average repair cost is $1,500 at 26,700 miles. Air only blows out of the dash vents sometimes.... Weak to no air flow out of vents 97 silverado, A/C will stop coming from all vents. I only have 62000 miles on this thing, and I’m about ready to take it a junk yard. ... For an AC compressor to work, it needs a clutch, bearing, and an electrical connector. Also, it only works on 5 … thanks The 2017 Chevrolet Silverado 1500 has 3 problems reported for a/c not working properly. how do i determin witch ones to replace. thanks again for the help. Reviewed By Danny N (BREMEN, GA) Reviewed for a 2002 Chevy Silverado —8/15/2018 5:51 AM. The AC-Delco brand is the original equipment (O.E.) anyone have clue what it could be ?? 2002 chevy silverado 1500 LS - air does not blow thru the vents, defroster, or heater. 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. If you notice a change in the temperature of the air through the AC vents (not as cold as it should be), get it inspected. Average repair cost is $540 at 89,800 miles. The Only Thing I Don't Like About The Truck Is... https://www.2carpros.com/articles/replace-blend-door-motor. A/c Fan Turns On, However The Air Does Not Make It To The Vent. Jump to Latest Follow ... weird. Hi all, A friend of mine has a 2001 Chevy 1500. Visit us online or call 888-844-3393 and order your Chevrolet Dash Air Conditioning (A/C) & Heater Vent Cover today! What is wrong with this stupid thing. It sounds like a vacuum issue to me but i am pretty much a shade forest mechanic so i thought i would check in with the experts. Dorman is another trusted brand. defrost not working. an also no air from the de frotser. Is there anyway you can get government motors to issue a recall?. 2002 Chevy Silverado air cond vents don't work, only defrost or floor heat vents. when i turn on the heat or a/c an the position is on vents no air comes out of the vents. It Just Blows Warm Air That Has Not Been Cooled. it's been like this for a week and a half now. there is someone up above,lol. Chevy refuses to acknowledge that this is a defected issue on their part and want over $1000. 2006 GMC Sierra w/ dual auto climate control. which when im plowing really makes it hard cause it wont melt the ice on winshield an theres always fog on the inside of the windshield. If they are not working the same as they did before the air conditioning went out, then it is as simple as a fuse problem. 2002 chevy silverado 1500 LS - air does not blow thru the vents, defroster, or heater. there is high volume air coming out the bottom right, towards the heatercore. Currently he is only getting air from the defrost vents in the top of the dash. Mode door motor. Mode door (there may be debris in the plenum that will not allow it to move). 1. 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. Mode actuator stepper motor has failed, mode actuator door is hung up (not likely), or the control head has failed for mode control. EXP LPS Fuse #56 1OA Not Used HORN Fuse #57 15A Hornd Relay CTSY LP Fuse #58 15A Inadvertent Power Relay (Courtesy Lamps) RR WPR Fuse #59 25A RR Wiper Washer, RR Wiper Motor. One of the most common (and inconvenient) problems with the Chevy Silverado is when it has no heat coming from the heater. My ac does not blow cold at an idol but when I start driving the are turn cool. This is because you need to replace the mode actuator. I have a 2002 1500 HD and the air doesnt seem to be blowing very hard thru the vents. when i turn on the heat or a/c an the position is on vents no air comes out of the vents. The driver power window switch won’t work, but Buick states there is a pending recall, inside the panel, the switch is melted. Blower still on. If not, cycle the distribution **** ( for lack of a better term), … thanks. It could be overheated.There have been multiple reports of the blower motor resistor module overheating or melting, which would cause the blower motor to fail in your Silverado. Step 1. The topic of how to perform the actuator recalibration procedure on Chevrolet , GMC and Cadillac Trucks and SUVs has become an ever increasing topic of discussion. You must visually inspect the resistor, and m… At the simplest level, there are two main reasons why the heater is not working. You can access the resistor module behind the fuse box located on the driver's side lower dash compartment. While there are a variety of reasons your Chevrolet Silverado 2500 HD 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. But this worked for me: 1) Unplug HVAC fuse for 10-30 seconds. OK, trying to help my 82 y/o Dad figure out a problem he is having on his 2001 Chevy Silverado. If you turn the selector knob to any position the still does not flow. Here is a guide that will help you see which one to replace and where it is. i keep it on defrost but the heat still is stuck on the top four vents on the front of the dash and now it defrosts the truck on the inside. Check the temperature controls to make sure they feel right. The 2002 Chevrolet Trailblazer has 13 problems reported for fan switch doesn't work on all settings. My battery went dead on me a couple of times and I got it jump started. Another common problem will be the blower motor will stick in the ON position and never shut off. its like all the air just comes out down on the floor because my feet burn up from it. You can hear the fan blowing and feel the … When I First Start My Truck The A/c Blows Cold. Clicking this will make more experts see the question and we will remind you when it gets answered. I Have A 95 Chevy Z71 That Stopped Blowing Cool Air When Using The Ac. The clutch on the compressor spins but never clicks and stops spinning. A fan then blows on the core to blow warm into the air into the cabin. My air conditioning stopped working after only approximately 39000 miles on the vehicle. Shop at 1A Auto for high quality, replacement Dash Vents for your Chevrolet at a great price. https://www.2carpros.com/articles/replace-blend-door-motor Please let us know if you need anything else to get the problem fixed. When I Speed Up Fast It Will Stop Blowing Cold And Start Blowing Hot. See all problems of the 2018 Chevrolet Silverado 1500 . Will blow cold thru other vents, just not thru air vents in dash. Four things in this system and they are not listed in the order of failure!! Air would only blow out of defrost vents after I replaced my battery. 2002 Chevrolet Silverado Center of Dash Fuse Diagram The blower on my a/c on 2002 chevy trailblazer only blows from the floor vents and the defroster vents but not the dashboard vents how can this be fixed. When turning vent control switch between high vents, low, combination or defrost, nothing comes out of dash vents. I tried working with the dealer and chevy and both act like they never heard of the problem. (Located on the drivers side end of the plenum above the tranny hump). Where To Buy The EVAP Vent Solenoid. 3. (1999-2006 V8 Chevrolet Silverado, GMC Sierra). The A/c Turns On But Only Blows Out Of The Defrost Area Not Out Of The Vents. all speeds work fine, an you can hear the blower motor an all. Check here for special coupons and promotions. There could be several reasons why it's not working properly. Chevrolet Silverado 1500 Car AC Compressor Replacement at your home or office. If you turn the selector knob to any position the still does not flow. Your order may be eligible for Ship to Home, and shipping is free on all online orders of $35.00+. I had used another brand previously and experienced problems that I could not fix so I ordered Weather Tech deflectors. i have a similar problem. (1999-2006 V8 Chevrolet Silverado, GMC Sierra). This first happened when I got off of work and tried my to use my air conditioning. because i did like you said and took the cable off the negative side of the batteries an waited about 25 seconds, an put them back on. 2) Start truck. 2002 Chevrolet Silverado Relay Panel Diagram. Wiring. Now we'll just press the defrost button so defrost is ON, vent position is still set "all the way up" with no floor mix. ... 2002 Chevrolet Silverado Air Conditioning Select Dial. 4. Asked by fishyim Dec 01, 2008 at 08:52 PM about the 2006 Chevrolet Silverado 1500 Question type: Maintenance & Repair When I turn the knob for the heater / air conditioner nothing happens - It is freezing outside and I can not get heat or air to come on at all - please advise - checked all fuses, and they are fine. P0446 -What Does It Mean? See all problems of the 2005 Chevrolet Silverado . I have a 2002 chevy duramax. 1A Auto has a large selection of aftermarket interior Dashboard Vent Covers for your Chevrolet and ground shipping is always free! 2. 00 to fix the issue. any help would be grateful. You can potentially save yourself thousands of dollars by troubleshooting air conditioner problems in your Chevy Avalanche. ). For manual systems it does not matter where the a/c controls are set but if you feel the need to do something, turn the blower switch on (I prefer speed 3) and set the temperature sliders about .5″ to .75″ from full cold. part for your Chevrolet Silverado (GMC Sierra). i have a 2002 gmc sierra 2500 diesel. Just changed the cab filters and didnt really change things much. I use in-channel window deflectors on all my vehicles. i believe that one or more actuator motors need replacing. Okay, I Was Trying To Figure Out How To Fix The Air From Blowing Only Out From Defrost Cause It Stopped Coming Out The Vents By Taking The... Hello, I Replaced The Compressor. it appears that the doors are working. I have pulled most of the dashboard off in order to see the vent doors. 3) A/C comes out defrost - wait about 10 to 15 secs. all ... 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