The pollen filter, also known as the cabin air filter or microfilter, is responsible for filtering the air that the passengers breathe in Dodge Grand Caravan. Blower not working, no air condition or heat? Grand Caravan Crew 3.6L V6 Automatic transmission 46,300 miles AC stopped blowing cold. "AC unit" - what does that mean? As a rule, there is no avoiding a change if the filter is dirty. 2016 Dodge Grand Caravan This problem may be covered under warranty. tried different settings, defrost, floor and turn the heat on. Insufficient lubricant: The compressor in Grand Caravan needs lubrication to function properly and minimize mechanical wear by reducing friction. ChryslerMinivan.net is the best forum for Chrysler Town and Country owners to discuss mileage, price, problems, towing and more. 37 % of the time it's the. A dirty filter causes the overall ventilation of the interior to deteriorate resulting in reduced heating and airflow. Specifically replace the condenser, evacuated, and recharge the AC system with R134 refrigerant on a 2002 Dodge Caravan minivan. exactly issue im not sure why people mentioned the filter or a door not closing those 2 has nothing to do with a fan not working !! I have air in front of the van but my back is only blowing out hot air. Cleaning the evaporator in Grand Caravan is not a simple task. Finding these mostly very small leaks is often not easy. Therefore it is important to diagnose a failing water pump at early stages to avoid expensive repairs later on. If found dirty, clean it using a brush. Checking coolant level in Grand Caravan is a fairly some job. There are many reasons why air conditioning may not be working properly on your Dodge Grand Caravan. The rear HVAC housing has electric stepper motors driving the temperature blend door (cool/warm) and the air mode door (side/headliner vents). The excess oil may pool in various places of the AC system and can coat the inner walls of the evaporator and condenser, diminishing their ability to absorb or dissipate heat, consequently reducing the overall cooling performance. Home Troubleshooting Dodge Grand Caravan AC not cooling causes and diagnosis. To improve heating efficiency, it is recommended to switch on air recirculation mode. Over time, these dust particles can builds up on the fins and block the air flow through the evaporator, resulting in poor cooling. 0%. It is a well known problem and any Caravan I have every seen has had this problem. The sound will be most prominent for a few seconds when you turn on the air conditioning or adjust the temperature. Step 3 Locate the three leftmost buttons in the AC controls. The inside of the vehicle is developing a bad moldy smell. Unfortunately, this procedure does not allow you to get into the deeper layers of the filter. Weak key fob battery. There is only one compressor so the freon must travel to the rear evaporator. Once the leak has been found, this must be closed again by replacing the respective component. The videos are intended for information only. There are test kits available in the market in which you just have to insert a tube filled with colored liquid in the radiator (in place of the radiator cap), and then start the engine. If the pressure is higher than the recommended pressure, let some refrigerant out preferably into a rag to avoid exposure. The pollen filter, also known as the cabin filter or microfilter, is a central component of the ventilation system in your Dodge Grand Caravan. Doing a DIY diesel swap? The sound will be most prominent for a few seconds when you turn on the air conditioning or adjust the temperature. The most common causes for blower motor not working in Dodge Grand Caravan are blown fuse, bad relay, resistor or control module malfunction, and faulty blower motor. This puts strain on the motor and further reduces the air flow and cooling performance, and may also cause unusual noises from behind the dashboard. does not research or authenticate any of the Answers provided. Spring and summer seasons are hard on the cabin air filter because of pollen and bugs, and in the fall they can get clogged with leaf debris. Unfortunately, this procedure does not allow you to get into the deeper layers of the filter. A knocking noise could be another indicator of a bad blend door actuator on your Grand Caravan, although its quite rare. Connect the pressure gauge to the low pressure (L) port in Grand Caravan. Check which type of refrigerant your vehicle uses. Keep in mind that reduced air flow doesnt always indicate a problem with the blower motor, as it can also happen due to a clogged cabin air filter, dirty evaporator, or a bad mode door actuator. 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So, even if you recharged your Grand Caravan AC at the recommended pressure, the system could still over pressurize when the ambient temperatures get warmer. This setting only guides air to your face and upper body, not your legs. If one fails the test, you get the blinking rear defroster.Problem is a bit deeper because if you replace the failed blend door actuators with replacement parts (such as Dorman), the new actuator will work, but still fail the self adjustment test. With the tool connected, turn on the ignition. You can use power washer for cleaning, but make sure that its at low pressure setting, as high pressure can easily damage the delicate fins on the condenser. Just make sure the temp control on the upper console facing the rear seats is not turn to warm. Another patient said the AC is just blowing warm air. A worn out or weakened blower motor can also produce abnormal sounds when in operation. As soon as the light starts to flash release the two buttons and the system will reset. Unless the wiring issue is fixed, the fuse will blow again. You need a pro that specializes in AC systems to troubleshoot what the issues are. Anytime there is a problem with the temperature of the air conditioning system, it could be a problem with the blend door actuator. It was out of warranty when it went, and the shop wanted <too much, for it to be worth it to me> to repair it (had it in for another issue & asked them to check it.) If fans arent coming on, you should have engine overheating issues. Over time, the heater core can begin to rust or mineral deposits can form in these channels, blocking the flow of the coolant. Press the top button to complete the reset. Thanks for your support! Start the Dodge Caravan. A dirty filter causes the overall ventilation of the interior to deteriorate resulting in reduced cooling, heating and air flow. Caravan fan and ac not working 1 Answer. Over time, grime, bugs and other small particles can build up on its surface and in the gaps of its mesh. The Dodge Caravan AC is known for one thing.. If one is hot and the other is cold, you have a plugged heater core. The two systems are joined, so if for example you lose freon, you will lose AC in the front and rear. 2023 Vehicle History Inc. All Rights Reserved. Your air conditioning system no longer cools properly? If you drive your vehicle in dusty or polluted environment, the filter can get dirty much sooner than manufacturers recommendation. Check fan relay. Note: Dirty cabin air filter mostly only leads to reduced cooling. Caravan fan and ac not working 1 Answer. Remove the cap from the low pressure service port labelled L, and connect the AC recharge kit. This mode is useful for clearing fog from the windows. If the coolant level is low, open the cap and pour some coolant into the tank until it is between minimum and maximum mark. In case of contamination, you may have to flush out the contaminants from the AC system of your Grand Caravan, including the condenser and the evaporator, before putting in the new part. Remove the blower motor, typically located under the passenger side dashboard, and inspect the condition of the cage. The most common symptom of a faulty blend door actuator in Dodge Grand Caravan is a slight clicking sound (or other unusual noise) repeatedly coming from under the dashboard. experience as repair shop manager and technician. dash and headlights RESET PROCEDURE With the ignition off, press the TRIP and RESET buttons at the same time you turn on the ignition. There is no prescribed time for changing cabin air filter, but most manufacturers recommend a change after 10,000-20,000 miles. This hinders the condensers ability to release heat as less air passes through the mesh, which results in poor cooling in the interior. FAILING. This hinders the condensers ability to release heat as less air passes through the mesh, which results in poor cooling in the cabin. You must start the Dodge Caravan to reset the Dodge Caravan climate control. Dodge Grand Caravan. Feel both the rubber lines going in and out of the heater core after the engine has warmed up. Less common causes are clogged expansion valve or orifice tube, overcharged oil, faulty blend door actuator, or a defect in the climate control unit. Your vehicles air conditioning system has an expansion vale or an orifice tube, depending on the model. Ditto. The worst damage, however, is a failure of the AC compressor when it eats itself due to insufficient lubrication or a production error, metal chips form, which are distributed throughout the Grand Caravans AC system. Note: Dirty cabin air filter mostly only leads to reduced cooling. My rear a/c is not working in my 2008 town and country, blowers work fine but only blow warm air. Dirty evaporator can cause weak airflow and reduce the heating performance in Grand Caravan. If the blower motor in your Grand Caravan is not spinning fast enough either due to an internal defect or due to a fault in the resistor/control module, the airflow from the AC vents will be weaker and the heating performance will be degraded. If you turn it to heat, does the air get hotter? It is important that you enter this 100% correctly, otherwise the result of the search may be inaccurate. Place the key into the ignition and switch it to the "On" position. I have a 1994 Dodge Caravan with 130,000 miles on it. If only hot air comes out of the air vents in your Grand Caravan, then the problem probably lies somewhere else. CarGurus has 52 nationwide Caravan listings starting at $3,499 . The vehicle replaced a 2013 Chevrolet Equinox. You can recharge your AC through the low-pressure port with a do it yourself AC recharge kit. . The cabin air filter captures most of the dirt or other airborne particles, but some particles escape and can get lodged on to the evaporator. So, all of them must be inspected when diagnosing poor air flow. Driving your Dodge Grand Caravan in warmer temperatures with a malfunctioning air conditioning system can quickly become a nuisance when sweltering heat builds up in the cabin. The front air con works greatany ideas would could be the problem and how to fix it! An overcharged system not only affects cooling performance but can also damage the compressor and sometimes can cause a major leak. The heater may stop working in Dodge Grand Caravan 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. As a rule, there is no avoiding a change if the filter is dirty. Note: If the blower motor suddenly fails from one second to the next, you must first check whether a blown fuse is responsible for the failure. Like the radiator, the air conditioning condenser on Dodge Grand Caravan sits at the front of the vehicle and is responsible for releasing the heat from the refrigerant into the ambient air. It is now 90+ degrees where we live with high humidity. All do-it-yourself projects entail some risk. You just have to locate the coolant overflow reservoir and inspect the level of coolant in it. There are many reasons for poor heating performance in Grand Caravan, which are explained in this article. Pulled the glovebox down and looked at the blower motor area for a baffle, didn't see one but got up under the glove box and banged on the bottom of the blower motor housing and the fan kicked on and has continued working. Blower not. 8 people found this helpful. If the refrigerant level goes down again quickly, it means there is probably a leak. This can happen due to a leak or if the AC has not been recharged for a long time. A family member purchased a new 2017 Grand Caravan SXT with the rear heat / ac. That means every time you start the van, climate controls go through self adjustment and check every blend door actuator and blend door. The pollen filter, also known as the cabin air filter or microfilter, is responsible for filtering the air that the passengers breathe in the cabin. The rear works fine, AC cycles on fine, but no matter what I can't get any air to come out of the front. Any injury, damage or loss that may result from improper use of these tools, equipment, or the information contained in this video is the sole responsibility of the user and not RB The Mechanic You dont have to remove the heater core in your Grand Caravan to check if it is clogged. If you dont service the AC system in your Grand Caravan for a long time, the refrigerant level will eventually get so low that the system loses its cooling capacity. A professional mechanic can swiftly diagnose the heating issue for you. How to Repair a Dodge Caravan Air Conditioning System Jonesy's 24.8K subscribers Subscribe 436 262K views 10 years ago #AmazonAssociate In this video we show you How To Repair a Dodge Caravan. Dirty cabin air filter is the leading cause of weak heater airflow in Dodge Grand Caravan. The vehicle was not repaired. Over time, these particles build up on the fins and block the air flow through the evaporator, causing reduced air flow in the cabin and poor heating or cooling. Climate control module is the brain of the air-conditioning system in your Dodge Grand Caravan, responsible for controlling all the components in the system. Its possible the fan is dead, and you may have to replace it. The two most prominent symptoms of a clogged up evaporator in Grand Caravan are: the air flow from the AC vents is choppy and not smooth, and the inside of the vehicle is developing a bad moldy smell. There are many reasons why your Dodge Grand Caravan AC is not cooling properly. Once we know what the actual charge is in the system then we can start narrowing it down to just the rear system and a possible door motor issue but if the charge is weak then we will not fix it unless we check this first. This vehicle was purchased in July 2014 and as of July 2015, the REAR Air Conditioning unit has stopped working. . The best fix is to replace the rear evaporator and hope it goes more than 2 years before the problem happens again. If you drive your vehicle in dusty or polluted environment, the filter can get dirty much sooner than manufacturers recommendation. If the temperature doesn't change at all, the door may be stuck or broken. Thanks The air conditioning is a blessing, especially in hot temperatures. The cabin air filter captures most of the dirt or other airborne particles, but some particles escape and can get lodged on to the evaporator. This information is typically located under the hood and/or in the owners manual. For us shade tree mechanics and cheap people the best fix is to just block the rear ac off. Once again I don't have rear climate controls in this van. If the temperature changes a little, the module may need calibration with the scan tool (StarScan, StarMobile, etc). I had the AC unit replaced when I brought the van however, there is no AC blowing in the rear and my van doesn't have the rear controls, needing to see what is the issue as to why my AC isn't blowing in rear. SOURCE: Front Blower ok, missed the part about the rear ac working, the part that causes this is called the air temperature control blend door actuator motor, it is an electric motor driven gear drive that moves the plastic door inside the air ducking to mix or shut off the hot or cold air from the ac evaporator core or the heater core, you will need to replace it. If only hot air comes out of the air vents in your Grand Caravan, then the problem probably lies somewhere else. This can be done, for example, with a vacuum cleaner or a compressed air system, removing at least a large part of the visible dirt particles. ( 2008 | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | SE | CVP | AMP | SXT | LIMITED | CREW | VALUE PACKAGE | EXPRESS ).This is just the explanation video. What 3 far left buttons? Dirty cabin air filter The pollen filter, also known as the cabin filter or microfilter, is a central component of the ventilation system in your Dodge Grand Caravan. Both should be hot. Vehicle History's team of automotive experts brings you the most accurate and up-to-date used car information. She currently resides in South Florida. fan is running and no air is moving. Vehicle: 2000 Dodge Grand Caravan LE; Engine 3.8L, automaticDual heaters (front and rear)Front heater has Driver Passenger controlsAbout 3 days ago the heat stopped coming out of the drivers. The blend door actuator may require recalibration after replacement. If the blower motor in your Grand Caravan is not spinning fast enough either due to an internal defect or due to a fault in the resistor/control module, the AC cooling performance will be degraded due to reduced air flow. A patient turn the temp control to warm because the air conditioner was too cold. If the cooling system is not full and bled properly, the water pump will not be able to push the coolant around the system efficiently. Low coolant level or air in the heater core can sometimes cause sloshing sound from behind the dashboard when the engine is running. When you turn on the heating, air gets blown through the heater core, warming the air in the cabin.If there is air trapped inside the heater core, the coolant will not be able to flow through it properly. front air stop blowing. There is no prescribed time for changing cabin air filter, but most manufacturers recommend a change after 10,000-20,000 miles. This can be done, for example, with a vacuum cleaner or a compressed air system, removing at least a large part of the visible dirt particles. There are several causes for AC not blowing cold air in Grand Caravan, which we will go through in this article. A bad water pump will not only cause poor heating, but can also result in engine damage due to overheating. 24,855 miles. The hot coolant is pumped through the heater core located behind the dashboard. If there isnt enough oil added with the refrigerant or to the compressor itself if it was replaced, the internal components of the compressor will wear out and cease to function. Here's a good order to go about checking your van's air conditioning system: First, check the condenser to make sure it's not blocked by any debris. Amedee is online now When a blower motor goes bad, it usually makes unusual noises when in operation, and the passengers may feel reduced airflow from the air vents. Hope this helps. A dirty filter causes the overall ventilation of the interior to deteriorate resulting in reduced cooling and air flow. We research hundreds of models each 2000 Grand Caravan - drivers side heat not working - Passenger and rear are fine 2 Answers. Determine if the blend door is moving. Its purpose is to seal the combustion gases within the cylinders and to avoid coolant or engine oil leaking into the cylinders. There is no fixed time for replacing the cabin air filter, but most manufacturers recommend a change after 10,000-20,000 miles. Effective March 26, 2020 and until further notice, UPS, FEDEX and USPS have suspended their Service Guarantee for all shipments from any origin to any destination. A clogged or leaking condenser can also be the reason for air-conditioning not working properly on your Grand Caravan. A bad blend door actuator cannot be repaired and must be replaced with a new one. The compressor is the heart of the entire air conditioning system on Dodge Grand Caravan. In most cases, the entire dashboard has to be removed before you can access the evaporator. In any case, it is advisable for laypersons to visit a workshop. 2014 caravan. It is generally recommended to replace the cabin air filter every year at the start of the winter season. Most diagnostic devices then ask for some information about the vehicle. Over time, these particles build up on the fins and block the air flow through the evaporator, causing reduced air flow in the cabin and poor cooling. To begin troubleshooting, you must first connect the diagnostic tool to your Grand Caravan. The dryer is often overlooked. A bad blend door actuator usually cannot be repaired and must be replaced with a new one. This can be done, for example, with a vacuum cleaner or a compressed air system, removing at least a large part of the visible dirt particles. If your Grand Caravan is losing coolant, that means there is a leak somewhere or it is getting burned up inside the engine. Check the owners manual of your vehicle or the fuse box cover to find the exact location of the AC fuses. If the fuse is blown, replace it with a new one with the specified amp rating. The most common causes for AC not cooling properly in Dodge Grand Caravan are low or overcharged refrigerant, compressor malfunction, clogged cabin air filter, dirty condenser or evaporator coils, dirty or sluggish blower motor, and bad fuse or relay. 2014 Dodge Grand Caravan SXT, 3.6, 1000 miles, the warm air works in the back all winter, the front has cold air, dont really understand why only half the air con works, is it too seperate systems, do I have to recharge somewhere in the back too. ZIP: #1 Paul Reputation 2,020 #2 tenspeed Reputation 1,510 #3 Dan Ritz Reputation 1,480 stop for 20 minutes and it work for 1 hour then quit. Let us know what you find with this and we can go from there. QuiteAlright is not responsible or liable for any loss damage (including, but not limited to, actual, consequential, or punitive), liability, claim, or any other injury or cause related to or resulting from any information posted in this video. Wisconsin certified. As a rule, there is no avoiding a change. A knocking noise from behind the dashboard could be an indicator of a bad blend door actuator in your Grand Caravan. 92492 20+ yrs. Insufficient amount of refrigerant in the AC system is one of the leading causes of AC not blowing cold air in Grand Caravan. 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. Find a better mechanic. The heating system in Grand Caravan uses hot coolant or antifreeze from the engine block to heat the interior of the vehicle. In any case, it is advisable for laypersons to visit a workshop. Did you ever fix it my van has the same problem but all my blend doors ect.. Many - Many - Many . Over time dust can accumulate on the fins and reduce the air flow, which reduces cooling performance. However, when you turn the A/C back on by pressing the A/C button rather than the Auto button, it will allow you to also engage the Recirc button. Press and hold the top one and bottom one. If it is blown, replacing the fuse will only solve the problem for a very limited period of time. Rear controls stuck and blowing high heat no matter what happens in other zones. I bought it used, but the air worked fine when I bought it in 2004. If you drive your vehicle in dusty or polluted environment, the filter can get dirty much sooner than manufacturers recommendation. Over time, grime, bugs and other small particles can build up on its surface and in the gaps of its mesh. 18,300 miles. HOLD the buttons for 10 sec and the instrument cluster will go into a diagnostic sequence. HVAC with 3 zone controls. It also puts unnecessary strain on the entire AC system which negatively impacts your Grand Caravans fuel consumption. Due to factors beyond the control of RB The Mechanic, it cannot guarantee against unauthorized modifications of this information. Check the system pressure. The most common causes that hinders normal operation of air conditioning system on your Dodge Grand Caravan are dirty cabin air filter, refrigerant leak, dirty or clogged condenser, dirty or clogged evaporator, bad blower motor, defective compressor, faulty blend door actuator or any fault in the electrical system. Automatic transmission. Heat and air works great but if you say, switch to floor then it willbe floor and face. . Step 2 Turn the Mode Control dial to "Panel." This setting only directs air to your face and upper body and not your feet. The AC light should illuminate and then flash. The top button will flash when the reset is completed. 90,000 miles. What was replaced? The refrigerant pressure is affected by the outside atmospheric temperature. Grand Caravan Blacktop Package 3.6L. When looking for the reason, you should start with the most obvious causes: low coolant level or air in the cooling system, and clogged heater core. Instead of changing it directly, it is often recommended to first clean the pollen filter. Is rear defroster blinking on your Dodge Grand Caravan and CLIIMATE CONTROLS do not work for first 10 - 30 seconds after you have started the van? If Your climate control is not working properly in Your Dodge Caravan then You may want to reset it. Jul 13, 2012. In addition to the normal loss, component defects are usually responsible for the escape of the refrigerant gas on Dodge Grand Caravan. Symptoms of a Bad or Failing Blower Motor Relay If the blower motor does not function, car fuses are blown, or relays are melting, you may have to replace the car blower motor relay. In the AC settings, find the three leftmost buttons. Sometimes when a thermostat goes bad, it stays stuck open. The Dodge Caravan is a minivan manufactured and sold by the Dodge division of the Chrysler Group. Before you consider replacing the heater core in your Grand Caravan, it is recommended to flush the existing heater core. It consists of moving parts that convert what is actually a gaseous coolant into liquid this is how your vehicle is cooled.