2006 chevy trailblazer ac vents not working

Try pulling fuse #36 in the rear fuse block for 30 seconds. Then turn on the ignition, but you don't even need to start the engine. Listen for all the actuators to move and the blower to try all speeds. And don't touch any controls until it's done.

9223 posts · Joined 2009. #5 · Feb 23, 2012. Re: AC/Heat only blows through all vents, Help! while youre down there- turn the key to on--. and move the selectors--- you should hear/see the blend door motors working- or not working. 2023 Traverse LT 3.6L 15,000.heater blows cold air A/C stopped working heater core engine complaint electrical issue heater complaint transmission complaint paint defect Trailblazer recall. Maximize. The 2004 Chevrolet ...Try this. Remove the fuse for the AC system under the hood in the fuse box. Leave it out for five minutes. Then reinstall. Turn the key to the on position and wait one minute. That is the calibration for the actuators. See if that fixes it. If not get back to us and we will see about the actuator for you. Roy.If an air conditioning unit has been designed for mounting in a window, the back part must be outside in order for the unit to function properly. These air conditioner units are de...SOURCE: 2004 Chevy Silverado AC is blowing warm air on passenger side. You have dual zones that are controlled by temperature actuators the passenger side has lost its memory or has gone bad you can put it in self programming by disconnecting the battery for ten minutes then hook it back up start the truck turn the temperature control on but do not touch any other controls let it go thru the ...Hi. Have your car aircon evaporator cleaned. Check also the drain hose. All water should go out of the car through the drain hose. There might be something clogging up the hose that is why water will run out the floor and that causes also the aircon to work intermittently. Have a good one!At the simplest level, there are two main reasons why the heater is not working. If it's not coming on at all, it's usually either the blower motor or some other wiring issue. If the heat is blowing, but blowing cold, it has something to do with the coolant getting to the heater core, or the heater core itself.Apr 16, 2012 · This is a common problem on the Trailblazer. This is due to failure of the mode actuator. To fix the problem, the mode actuator will need to be replaced. It is located on the left side of the heater case and can be accessed from under the drivers side of the dash. Experience: ASE Master Certification.

The rear fan will not come on unless the HVAC plenum in the rear can be modulated (made hotter or colder). This is part of GM's Astro Ventilation --- left over from 1959 or so --- maybe older. My '05 TB/EXT won't allow the fan to operate unless there's sufficient heat or chilling ability in the rear unit to actually work as the settings call out.RepairPal will help you figure out whether it's your AC Refrigerant Leak, Climate Control Electrical Issue, AC Compressor, or something else. 2002 Chevrolet Trailblazer AC Is Not Working Close2002 Chevy trailblazer LT. I’m having a problem with the HVAC system. The driver side is blowing hot air and the passenger side is blowing cold air when the air conditioning is turned on. I have pulled and replaced the driver side blend door actuator. I have followed the steps to do the recalibration.2002 Chevy trailblazer LT. I'm having a problem with the HVAC system. The driver side is blowing hot air and the passenger side is blowing cold air when the air conditioning is turned on. I have pulled and replaced the driver side blend door actuator. I have followed the steps to do the recalibration.Unplug the electrical connector and apply 12v to the blower motor; Purple = ( + ) / Black = ( - ). If the blower motor does not respond, carefully inspect the electrical connector and wire harness for any loose, broken or damaged wires. If no problems, it will need to be replaced. If the blower does respond, then the problem lies in the blower ...This video tutorial will show you how to replace the rear AC / Heat blower speed resistor in a 2002 - 2006 Chevy Suburban.The video on how to replace the fro...Mar 17, 2015 · Tell him its like the old resistor, but not digital. It gets power and ground, and the smaller middle wire gets a lower voltage ground signal. IF those are in place, then test the 2 wires to the blower motor with an old school test light. No power means the blower motor controller. Power means the blower motor is bad. If you’re a frequent shopper at Ace Hardware, you may have heard of their loyalty program called My Ace Rewards. This program offers a range of benefits and rewards to customers wh...

Answered by a Fixya Expert. My 2004 trailblazer will only blow out of the defrost vents and the floor vents when you use the heat or A/C. what can cause this problem. My keyless remote wont work either. The gate door wouldn't open one day so my husband had to manually open it. Could both these problems be caused by the same thing.After inspecting the belt, there can only be two things left that could be happening: 1. The clutch is not getting a signal to turn on. This indicates some form of wiring problem. -or-. 2. The AC compressor is getting a command to turn on but is no longer able to, which would indicate that it needs replacing. 2.The roof vents on my 2002 Envoy XL SLT are not working this spring. Air only comes from the rear floor vents regardless of the settings on the main control panel (with the rear fan switch on 1,2,or 3) or on the rear panel (digital panel - SLT) with the rear fan switch set on "R". I'm not certain how the air flapper is designed, but for whatever ...CarComplaints.com Notes: The Trailblazer emerged from an "upscale trim line" of the Blazer, but there's nothing upscale about its transmission problems or its wonky, unpredictable headlights. 6.0 ...

Cologuard snl.

HVAC Passenger Temp Actuator Replacement. The Passenger Side Temperature Actuator went out in my 2003 Trailblazer. The passenger side and rear vents blew heater air instead of air conditioned air. I removed the glove box and found the actuator to the left center behind the radio on the passenger side. Unplug the actuator.Remove the 2 screws (1) from the bottom of the air outlet assembly. Remove the air deflectors from the outlet. Refer to Instrument Panel Air Outlet Replacement . Grasp and pull the outlet rearward from the I/P. Remove the outlet from the vehicle. Installation Procedure.Most blend door actuators have a built-in feedback sensor that keeps the climate control apprised of the door’s position. The most common symptoms of a bad blend door actuator include abnormal …A technician will diagnose your 2006 Chevrolet Trailblazer heater using the symptoms you report as a starting point. Because your 2006 Chevrolet Trailblazer heater is a complex mechanism that uses an electric fan to blow air through a heater core that is heated by the engine coolant, the problem could be electrical, mechanical, coolant-related, or a combination of these systems.Steps so far: Thought it was perhaps a stuck actuator, so I pulled the fuse and listened to the song of resetting actuators. Still have the same problem. Replaced the blend actuator driver's side (boy, that's a pain..) no affect. Noticed I can turn the thermostat and watch the actuator turn. Pulled the actuator off and manually turned the white ...

Air doesn't come out my vents at all. 4 days and 168,000. ... My A/C controls do not work. Previously, the air was stuck on feet only and woul dnot chang modes to blow on face. It WAS cold, but only on feet. ... I have a 2006 chevy trailblazer SS and the blower motor will not turn off even with the key off doors open only pulling the fuse will ...K. Share. 431K views 8 years ago #Nthefastlane. ️A/C Vents: Not Working "FIX"06 Chevy Trailblaizer"🔥.Here I show you a possible solution for when you disconnect your...2008 Chevrolet Trailblazer. The a/c stopped working so I had it looked at. I was told it needed a new control panel and - Answered by a verified Chevy Mechanic ... I have.a 2004 Chevrolet Aveo the air CONDITIONER blows good but I put cold so we put stop leak in and full it back up again and it blowed cold air then it was a out three hours Nd ...Check Vehicle Fit. Vapor Canister Vent Valve. 1 Year Limited Warranty. Terminal Gender: Male. Number Of Connectors: 1. Port 1 Outside Diameter (in): 5/8 Inch. Show More. Shop for the best Vapor Canister Vent Valve for your 2006 Chevrolet Trailblazer, and you can place your order online and pick up for free at your local O'Reilly.The heater may stop working in Chevy TrailBlazer due to low coolant level or air in the cooling system, clogged heater core, bad thermostat, faulty blend door actuator, bad water pump, dirty cabin air filter, bad blower motor, or HVAC control unit malfunction. 1. Low coolant or air in the cooling system. Low coolant level or air in the cooling ...HOW TO TEST AC PRESSURE SWITCH ON CHEVY, CHEVROLET, GMC, BUICK, CADILLAC AC NOT WORKING Great Car Scanner: https://amzn.to/2QmNBri Check out our Amazon St...I am trying to take the center A/C vents on the dash of a 2007 Chevrolet TB out to install a nav unit. Anyone have info on how to remove?:bonk: Save Share. Like. ... Chevy TrailBlazer, TrailBlazer SS and GMC Envoy Forum. 1.3M posts 174.2K members Since 2004 A forum community dedicated to Chevy Trailblazer and GMC Envoy owners and enthusiasts. ...How to fix air that only blows through defrost vent. Chevy silverado. Cheap easy fix..l disclaimer: Terrible video footage.Protip: Venmo @Nicholas-Wellmerli...The roof vents on my 2002 Envoy XL SLT are not working this spring. Air only comes from the rear floor vents regardless of the settings on the main control panel (with the rear fan switch on 1,2,or 3) or on the rear panel (digital panel - SLT) with the rear fan switch set on "R". I'm not certain how the air flapper is designed, but for whatever ...HVAC actuators for 03 Chevy Trailblazer, blend door, hot to cold, floor to defrost, floor to vents2003 Trailblazer No air from front face vents I have recently started having a problem with the AC/Heater climate - Chevrolet 2003 TrailBlazer question. Search Fixya. Browse Categories ... I am working on a 2003 Chevy trailblazer, and the vents keep blowing out hot air, and the vents will not change from the front vents to the floor vents, nor ...Use a screw driver or a butter knife works also to pop out the grille part of it and the two screws are in the vent. Lt1z cam and some jank obx headers, ls3 intake, l92 heads milled, 32-3400 transmission specialties converter, 417/412rw, really just a bunch of junk other than the cam. Tooned buy TXBlownTBSS, [email protected] 1.65 60' on 20's.

Mar 3, 2012. #5. The heater core and AC heat exchanger are inside the plenum unit, so removing it involves plumbing and evacuation of the AC refrigerant. Easier to cut metal bracing than that. As the old joke goes, on the car assembly line, they put the heater core on a little pedestal.

2006 Rainier HVAC - No air from front vents. I own a 2006 Buick Rainier CXL with the 5.3L V8. Had an intermittent issue with no A/C air coming from the front vents, only side and floor. Used to fix it by turning off the HVAC, waiting a few seconds and turning on AUTO. Now it's failed completely - no air at all.522. 34K views 3 years ago #diy #thedaninator. In this video I try to figure out why my rear air won't work on my 2003 Chevy Trailblazer EXT. The extended …Chevrolet 2003 TrailBlazer For a digital air flow system try resetting the HVAC unit. Either take out the fuse for the HVAC module or disconnect the battery for 5 or 10 minutes. Reconnect battery or replace fuse. Turn the ignition to ON and DO NOT STARTor ATTEMPT to START ENGINE !!.You should hear the actuators, motors etc resetting.That sounds like where. your problem is. Push it once, then open the door and see if the lights come on. If they don't, close the door, push the button once again, then open the door. It's a push once on, push once off type of switch (sorry, it's late, and I'm. blanking on the proper terms).Pull the HVAC fuse under the hood and the Heater fuse in the dash fuse panel. Leave them out for at least two minutes (longer is okay) Replace the fuses, start the engine and don't touch the HVAC controls. Let it run for two minutes. Shut off the engine and open and close the driver's door. Start the engine and see if the re-calibration worked.Removal Procedure. Remove the left side sound insulator screws. Remove the left hand floor duct. Refer to Floor Air Outlet Duct Replacement - Left Side See: Air Duct\Service and Repair. Disconnect the electrical connector from the mode actuator. Remove the screws from the mode actuator (1). Remove the mode actuator.I have an '06 Trailblazer EXT w/ DVD player. The rear cabin vents are not blowing any air. This includes the roof and floor vents. What has been done: -Checked all the fuses, in all locations. All fuses fine.-Turned on the rear fan vents via the front controls. All settings tested (R-3). - Closed all the front vents to force more air to the ...Chevrolet SUV 2003- the air conditioner is blowing cool air but not thru the front vents. The cool air is only coming out in the vents below (feet area) and the defrost vents. What is causing the air … read moreA common problem with 2006 Chevy Trailblazers is a check engine light alongside a P0449 code. Typically, this is due to a failure of the vent valve solenoid ...Teddy from Bob's Burger finds out why the air conditioner is not blowing out of the AC vents on his work van. It wasn't the resistor or a broken vacuum hose...

Dow jones industrial average 2008 chart.

P0420 infiniti code.

I have a 2006 chevy trailblazer. the rear blowers work for the heat and when traveling I feel heat coming out of the vents. ... The rear vent will not blow out any air. sometimes they come on randomly, ... I have a 2004 Chevy Trailblazer. The fan will not work on setting 5. Works on 1-4 though. However, it blows only at the feet or the defrost ...When the car AC is stuck on defrost vents, your wind resistor may be faulty and needs intermediate repair. Thermal overload or overheating is the leading cause of this problem. So, to give the blower resistor total control of airflow rate and strengthen the cabin air, have it replaced at a professional repair shop. 5.The roof vents on my 2002 Envoy XL SLT are not working this spring. Air only comes from the rear floor vents regardless of the settings on the main control panel (with the rear fan switch on 1,2,or 3) or on the rear panel (digital panel - SLT) with the rear fan switch set on "R". I'm not certain how the air flapper is designed, but for whatever ...6 posts · Joined 2014. #1 · Feb 1, 2014. i have a 2002 gmc sierra 2500 diesel. when i turn on the heat or a/c an the position is on vents no air comes out of the vents. all speeds work fine, an you can hear the blower motor an all. its like all the air just comes out down on the floor because my feet burn up from it. an also no air from the ...Chevy Mechanic: BOBBYSS. Okay. Try removing the HVAC B and HVAC 1 fuses. Turn the key on and replace the B and then the 1 fuse. If the problem persists after several attempts then you will need to get the HVAC module reprogrammed. heater blows cold air A/C stopped working heater core engine complaint electrical issue heater complaint transmission complaint paint defect Trailblazer recall. Maximize. The 2004 Chevrolet ... Has your 1.5-ton air conditioner been underperforming lately? Are you experiencing reduced cooling efficiency or warm air blowing out of your AC vents? These are common signs that ...Chevrolet Master. 21,873 Answers. If you are saying the blower motor is not working, it could be the motor or the resistor among other things. Posted on Sep 30, 2012. Anonymous. 288 Answers. SOURCE: Chevy TrailBlazer heat won't shut off. Posted on Jun 21, 2009. dr260.Car AC Blows Cold on One Side and Hot on the Other - Diagnose and Fix. Description. If the car AC blows cold air on one side and hot on the other, there are a few different causes but it's likely the blend door actuator, also known as the temperature blend door actuator or vent mode door actuator. Author. 1A Auto Team.The roof vents on my 2002 Envoy XL SLT are not working this spring. Air only comes from the rear floor vents regardless of the settings on the main control panel (with the rear fan switch on 1,2,or 3) or on the rear panel (digital panel - SLT) with the rear fan switch set on "R". I'm not certain how the air flapper is designed, but for whatever ... ….

2003 chevy trailblazer engine dies when ac/heater switch is turned on but blower motor is unpluged. The throttle body needs to be cleaned, grime in this area prevents the throttle plate from closing completely and allowing air to enter, making the air/fuel mixture lean. Make sure to clean the front and back sides of the throttle body.heater blows cold air A/C stopped working heater core engine complaint electrical issue heater complaint transmission complaint paint defect Trailblazer recall. Maximize. The 2004 Chevrolet ...If the air only blows from the defrost vents, your problem is a vacuum leak more than likely under the hood either to or from the vacuum tank. The vacuum tank commonly looks like a plastic ball with vacuum lines attached to it. Check for cracked lines, disconnected lines or a cracked vacuum tank. Jun 27, 2011 • 2006 Chevrolet Trailblazer.SOURCE: Problem with air not coming out of vents. Check for a vacum leak from the engine to the a/c.The color of the hose is black. Also check if the heater control valve hose is unplugged. If you have vacuum the it sounds like the door for the vent/floor/defrost is broken. SOURCE: My AC air registers only have air coming out of the defrost ducts.How to Replace Heater AC Control Controls on Chevrolet Equinox Chevy. Check Details. Heats not working in my 2011 Chevy equinox I tried replacing the. Check Details. 2011 Equinox has no heat, I replaced the actuator about a few months. Check Details. Im looking for procedure to change heater core in 2006 Chevy equinoxTry this. Remove the fuse for the AC system under the hood in the fuse box. Leave it out for five minutes. Then reinstall. Turn the key to the on position and wait one minute. That is the calibration for the actuators. See if that fixes it. If not get back to us and we will see about the actuator for you. Roy.If the blower motor stops working due to a fault, the air will not flow out of the vents when you switch on the AC in your Equinox. The most common causes for AC fan blower motor not working in Chevy Equinox are blown fuse, bad relay, resistor or control module malfunction and faulty blower motor. However, a bad electrical connector or broken ...Then turn the ignition on but no need to start the engine. Doesn't matter what mode the controls are in when you do this, but some people prefer to set them to off before pulling the fuse. Leave everything untouched for 90 seconds. Then start the engine and test things out. Actuators are tested functionally. 2006 chevy trailblazer ac vents not working, 2006 Buick Rainier 83,000 mi, Visitor. Battery was replaced by Sears, only now the Air Conditioning and outside vent air only blows at the bottom and defrost vents on dash and sides but never through the front passenger and rear passenger vents. Fuses were checked at the engine compartment and under the rear seat., HOW TO TEST AC PRESSURE SWITCH ON CHEVY, CHEVROLET, GMC, BUICK, CADILLAC AC NOT WORKING Great Car Scanner: https://amzn.to/2QmNBri Check out our Amazon St..., Try pulling fuse #36 in the rear fuse block for 30 seconds. Then turn on the ignition, but you don't even need to start the engine. Listen for all the actuators to move and the blower to try all speeds. And don't touch any controls until it's done., Turn car on and don't touch the HVAC controls (should automatically come on at like 74). This causes all of the actuators to cycle through their positions while the controller re-learns. If the controller lost the positioning of the diverter actuator, this would re-learn it and possibly fix the issue., No air is coming out of the vents from my 2006 chevy silverado checked all applicable fuses and found nothing - Cars & Trucks question ... 2010 • 2006 Chevrolet Trailblazer. 0 helpful. 2 answers. Tail lights on 2006 chevy silverado don't work. Third brake light works and can't find a blown fuse. Tried new light bulb too., Danish toy company Lego will create a set featuring pioneering women of NASA. Learn more in this HowStuffWorks article. Advertisement Who among us doesn't know an 8-year-old girl (..., air duct dont flow out of vents hvac mode acutuator how to remove from a 2006 chevy trailblazer and replace new one. Answered in 5 minutes by: Chevy Mechanic: JHoop. JHoop., This video tutorial will show you how to replace the rear AC / Heat blower speed resistor in a 2002 - 2006 Chevy Suburban.The video on how to replace the fro..., 2004.5 Chevy silverado LS LLY 5" exhaust straight piped, afe cold air intake, efi tuned by Idaho rob, LBZ turbo mouth piece, 15% tint, ppe shim kit, edge cts gauges, 8000k hid's in highs and lows 2006 Chevy Trailblazer LT all stock 2006 yamaha raptor 700R all stock www.alligatorperformance.com, Heater working but only blows out front vents. No heat to feet or defrost. 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 …, 1.With key off, remove fuses #36 & 39 from rear fuse box, wait about 90 seconds and then reinstall. 2. Turn key to ON position (don't need to start engine), do not touch any HVAC controls for at least 90 seconds. 3. Start engine and check operation of HVAC, if there is still a problem repeat steps 1 & 2 one more time., Replace the battery. If the button cell battery in the key fob of TrailBlazer is replaced incorrectly or a battery is unsuitable, it can damage the vehicle key. Only replace drained batteries with new batteries in the same voltage, size, and specification. Make sure the battery is facing in the right direction when inserting it., 2004.5 Chevy silverado LS LLY 5" exhaust straight piped, afe cold air intake, efi tuned by Idaho rob, LBZ turbo mouth piece, 15% tint, ppe shim kit, edge cts gauges, 8000k hid's in highs and lows 2006 Chevy Trailblazer LT all stock 2006 yamaha raptor 700R all stock www.alligatorperformance.com, Automatic Operation Using the Rear Controls. Make sure the power is on. Adjust the Temperature knob to the desired temperature. Press the Auto button. The system will automatically adjust the fan and air delivery mode to reach and maintain the selected temperature. Note: If you adjust the fan or mode afterwards, Auto mode will deactivate., The most common causes for AC fan blower motor not working in Chevy Cobalt are blown fuse, bad relay, resistor or control module malfunction and faulty blower motor. However, a bad electrical connector or broken wire, or a defect in the climate control unit can also cause the blower motor to stop working. 1., Disconnect the air injection hose from the bottom of the intake tube. There is a brown clip attached to the intake air sensor. Disconnect this clip, be careful with a smooth and steady force, it's in a "C" shape. Remove the two bolts that hold down the resonator box. This is the box with the Vortech 2400 imprinted on it., The most common causes for AC fan blower motor not working in Chevy Tahoe are blown fuse, bad relay, resistor or control module malfunction and faulty blower motor. However, a bad electrical connector or broken wire, or a defect in the climate control unit can also cause the blower motor to stop working. 1., Mar 17, 2015 · Tell him its like the old resistor, but not digital. It gets power and ground, and the smaller middle wire gets a lower voltage ground signal. IF those are in place, then test the 2 wires to the blower motor with an old school test light. No power means the blower motor controller. Power means the blower motor is bad. , Jun 25, 2013 · OK, unless you want to guess at what is wrong a 12 volt test light is the best way to find the problem. It is likely to be the blower control assembly which is on the housing next to the blower motor but testing is the best way. , 04 Chevy Trailblazer won't move; My 02 Chevrolet trailblazer; What does it mean when red dashes light up and beep on the dash when driving; Is it ok to pull my front axles out and the front drive shaft on a 2006 chevy trailblazer 4x4; Will a 02 engine swap with a 07 engine on a 'chevy trailblazer LST, Like. JAY4SPEED. 4117 posts · Joined 2008. #3 · Mar 10, 2009. Blend doors are for temperature control, the mode door actuator is what you are after. And yes it is a bitch to replace. If you remove the hush panel from the bottom of the driver side dash, lay down and stick your head by the gas pedal, look up and there it is., First you need to find out what part number to order; just call the local GM dealer. you will need to give them your VIN; the P/N I used was 89018675 and I got it from parts4chevys. $46.33 which was a lot cheaper than the dealership. Remove lower dash covers. The actuator is located behind the middle portion of the dash; if you lay on the floor ..., May 18, 2020 ... Comments32 · 2002 Chevy Trailblazer Blower Motor Fuse, HVAC Fuses · 03 Chevy Trailblazer/HVAC Actuators/ vents not working/defrost to floor/ hot ..., 2003 Chevy Trailblazer LT EXT 1971 Chevy Chevelle ... I encountered a problem with the center dash vents not working after I disconnected the battery. I had to replace a cooked actuator. ... BUT on the EXT the transmission cooling line and air conditioning lines are in the way and the bottom bolt is a bitch to remove and re-install. Not to ..., Mar 3, 2012. #5. The heater core and AC heat exchanger are inside the plenum unit, so removing it involves plumbing and evacuation of the AC refrigerant. Easier to cut metal bracing than that. As the old joke goes, on the car assembly line, they put the heater core on a little pedestal., 2006 trailblazer ac not working low side 33 high side 180 sucked out recharged ... I have a 2006 Chevy trailblazer with 122,000 miles and I have noticed that when I'm at 50mph and 2000 rpm there is no ... When I changed the air flow direction on the heater to any other direction other than the upper vents I would hear a clicking like the flap ..., My 2006 chevy Trailblazer Air conditioner is not working. I´ve already checked every fuse (OK), gas pressure (OK), and I - Answered by a verified Chevy Mechanic ... My blower motor is not working, no, 2006 Chevy Silverado. ... I have a 2004 chevy trailblazer and the ac compressor does not get power even when I use my …, AWD Trailblazer SS. Joined Apr 13, 2008. 4,155 Posts. #31 · Jul 26, 2010. Mine us doing the Same shit all the vents work but the front four don't this happen when I changed my tranny. 06 AWD Bolt Ons 1.81 60ft 8.40@81mph 1/8th 13.35@98 1/4 FULL WEIGHT LT1Z TUNED -STOLEN never got the new times out of her. Like., The heater / ac control only works with one or two desired settings.defrost will not work at all (2006 chevy trailblazer) The actuator motor that controls the defrost,to floor,to vent ,has gone out,this will be a job to take to the shop,the dash will have to be pulled out toward the seats to replace the actuator motor., I have a 2002 Chevy Trail Blazer 4.2L.The vent air comes out the top windshield defrost as commanded as well as the floor as commanded,but never the vent as commanded,it is manual control knobs.Any id ... Why are the top vents on my 2004 chevy trailblazer not working. The dealer just replaced the instrument cluster and now the top vents are not ..., Dec 19, 2022 · How to Fix. It is possible to locate the fuse that blows the power to the blower motor from the owner’s manual or from the fuse box cover. If a fuse blows, use a new fuse that has a different amp rating. To check the fuse, first remove the fuses from the box by pulling the fuses out with a fuse puller or by holding the fuses in your hand by ... , Chevrolet 2003 TrailBlazer For a digital air flow system try resetting the HVAC unit. Either take out the fuse for the HVAC module or disconnect the battery for 5 or 10 minutes. Reconnect battery or replace fuse. Turn the ignition to ON and DO NOT STARTor ATTEMPT to START ENGINE !!.You should hear the actuators, motors etc resetting., Indices Commodities Currencies Stocks