243108624f34969ff8 dodge caravan rear ac not working

37 % of the time it's the. If you drive your vehicle in dusty or polluted environment, the filter can get dirty much sooner than manufacturers recommendation. The vehicle has an air conditioning system (AC) to cool passengers during warm weather and hot drives. Or you can do it yourself for under $400 but it is a PITA and it will last a few years and just have the same problem. A common symptom of a faulty blend door actuator in vehicles with dual zone climate control system is one side blowing hot air while the other side is blowing cold air. You just have to locate the coolant overflow reservoir and inspect the level of coolant in it. Mark helpful. 2019. nothing. Cabin air filter captures most of the dirt or other airborne particles, but some escape and fall on to the evaporator. If only hot air comes out of the air vents in your Grand Caravan, then the problem probably lies somewhere else. When you press the AC button in heating mode, the compressor turns on and the evaporator cools and dries the air before it enters the heater core. Therefore, it is recommended to do this in a workshop. Since some OBD codes are manufacturer-specific, the scanner will be able to give you more accurate information if you enter more details about your Grand Caravan. Check all the relevant fuses and relays related to the air-conditioning system in your Grand Caravan. Before you consider replacing the heater core in your Grand Caravan, it is recommended to flush the existing heater core. Just make sure the temp control on the upper console facing the rear seats is not turn to warm. Check all front HVAC fuses and relays M11 and J15 I believe, all good. The leak can be diagnosed by injecting small amount of fluorescent dye into the AC system. Show more. No luck. It also puts unnecessary strain on the entire AC system which negatively impacts your Grand Caravans fuel consumption. The most common reasons a Dodge Grand Caravan ac isn't working are a refrigerant leak, an electrical climate control issue, or a problem with the air conditioning compressor. 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. The failure mileage was 125,393. 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. Bought brand new in March 2012. There are many reasons why your Dodge Grand Caravan AC is not cooling properly. There are many reasons why the heater in your Dodge Grand Caravan is not working properly. Insufficient lubricant: The compressor in Grand Caravan needs lubrication to function properly and minimize mechanical wear by reducing friction. The heating system in Grand Caravan uses hot coolant or antifreeze from the engine block to heat the interior of the vehicle. This can have different causes. Dodge Grand Caravan. The lights will turn off and when they come back on press the AC button when it is blinking and that will turn it back on. 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. Eric is online now Continue Related Dodge Questions My Dodge grand Caravan rear AC is blowing hot air while my front air stop blowing. 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. This is . The blower motor is the central component of the air conditioning system in Grand Caravan, responsible for blowing cold air through the AC vents. Dirty evaporator can also significantly reduce AC cooling performance in Grand Caravan. A worn out or weakened blower motor can also produce abnormal sounds when in operation. 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First You will need to start the van and make sure the mode in the vehicle is set to panel. If you drive your vehicle in dusty or polluted environment, the filter can get dirty much sooner than manufacturers recommendation. Place the key into the ignition and switch it to the "On" position. Therefore it is important to diagnose a failing water pump at early stages to avoid expensive repairs later on. Warning: Wear gloves and safety glasses before recharging the AC to avoid accidental exposure to harmful chemicals in the refrigerant. It is not only responsible for pumping the refrigerant throughout the AC system but also converting the refrigerant from gaseous state to liquid state as it passes through the condenser. The best fix is to replace the rear evaporator and hope it goes more than 2 years before the problem happens again. It is a filter! Click on the links below to see my videos on how to replace rear or passenger blend door actuators.This vans are equipped with \"self adjusting\" blend door actuator system. 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. Insufficient amount of refrigerant is still the main cause of a non-functioning AC system. Many - Many - Many . The Town & Country and Grand Caravan mini vans are susceptible to rear A/C issues, especially in the rust belt. The OBDII connector is usually located under the dashboard. Instead of changing it directly, it is often recommended to first clean the pollen filter. Automatic transmission. 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. 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. 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. ZIP: #1 Paul Reputation 2,020 #2 tenspeed Reputation 1,510 #3 Dan Ritz Reputation 1,480 In most cases, the entire dashboard has to be removed before you can access the evaporator. I have a 2005 . Another patient said the AC is just blowing warm air. One is labelled H for high-pressure and the other one is labelled L for low-pressure. It is also cryogenic and can cause severe frostbite when it comes in contact with the skin. 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. 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. If you drive your vehicle in dusty or polluted environment, the filter can get dirty much sooner than manufacturers recommendation. Inspect the cabin air filter (if equipped) to verify that it is not clogged. The dryer is often overlooked. Heat up and heat down?I have a 2017 Dodge Grand Caravan back AC very hit and miss - not working, Pull the M 11 fuse if you dont have the power button. Locate two rubber hoses that connect to the heater core through the firewall area. 2010 T&C Touring, 3.8L, 6 Speed 62TE Trans. The Dodge Caravan AC is known for one thing.. The top button will flash when the reset is completed. For a better experience, please enable JavaScript in your browser before proceeding. Refrigerant leak in Grand Caravan can be caused by leaking O-ring seals, leaking condenser or evaporator core, or a cracked hose. Step 3 Locate the three leftmost buttons in the AC controls. That means every time you start the van, climate controls go through self adjustment and check every blend door actuator and blend door. Check the system pressure. If the refrigerant level goes down again quickly, it means there is probably a leak. 2023 Vehicle History Inc. All Rights Reserved. Home Troubleshooting Dodge Grand Caravan heater not working causes and diagnosis. The wiring harness itself can go bad. You must start the Dodge Caravan to reset the Dodge Caravan climate control. Thermostat is a part of the cooling system in Dodge Grand Caravan which ensures that the engine reaches its optimal operating temperature as quickly as possible and maintain it under all operating conditions. Both of these are at risk of clogging due to contamination, for example due to metal shavings from a failing compressor. 56,823 Satisfied Customers 20+ yrs. If your Grand Caravan is losing coolant, that means there is a leak somewhere or it is getting burned up inside the engine. This hinders the condensers ability to release heat as less air passes through the mesh, which results in poor cooling in the cabin. Switch the Mode Control knob to "Panel." It's an obvious rear mode door or switchology problem as stated. If the blend door actuator fails to fully open the blend door towards the heater core, it will result in poor heating performance. There are flush kits available in the market that can help you do the job yourself. 1. Free Dodge Grand Caravan repair estimates, See More 2016 Dodge Grand Caravan Questions, When im turning or accelerating my van makes a clicking noise, Blows cool air on 1 vent and heat from the other at the same time, The heater was blowing heat and all of the sudden it was blowing cold air and the etc light came on, Air Conditioning Expansion Valve Replacement. Thanks Heat stops working intermittently on really cold days, the only way to fix it is to turn the car off and restart, or switch the temp controls over to . The Fora platform includes forum software by XenForo. The only thing that helps is swapping with a new one. You can use pressure washer for cleaning, but make sure its at low pressure setting, as high pressure can damage the delicate fins on the condenser. If your Grand Caravan has push start/stop button, then its possible that your vehicle may not start due to weak key fob battery. As soon as the light starts to flash release the two buttons and the system will reset. Remove the blower motor, typically located under the passenger side dashboard, and inspect the condition of the cage. stop for 20 minutes and it work for 1 hour then quit. This van has controls for the rear at Ask an Expert Car Questions Dodge Repair This answer was rated: Amedee, Dodge Technician 37,957 Satisfied Customers ASE certified tech advanced level specialist. Over time, the heater core can begin to rust or mineral deposits can form in these channels, blocking the flow of the coolant. Cleaning the evaporator in Grand Caravan is not a simple task. However, the high-pressure refrigerant pulls these chips back with it during operation and the next damage is inevitable. The compressor is the heart of the entire air conditioning system on Dodge Grand Caravan. 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. year to help you gain confidence about one of your largest purchase decisions. If there is a problem with the temperature of the air conditioning system, it could be due to a bad blend door actuator. A defective sealing ring, a worn line or a condenser that has been damaged by a stone chip are the most common causes. A common symptom of a faulty blend door actuator in vehicles with dual zone climate control system is one side blowing hot air while the other side is blowing cold air. Finding these mostly very small leaks is often not easy. VehicleHistory.com VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. . The Questions and Answers on this page are the statements and opinions of their respective authors and not VehicleHistory.com. This can happen due to a leak or if the AC has not been recharged for a long time. Rear ac in Dodge Grand Caravan not blowing. It doesn't bother me. 0%. There is no prescribed time for changing cabin air filter, but most manufacturers recommend a change after 10,000-20,000 miles. When looking for the reason, you should always start with the most obvious cause, insufficient amount of refrigerant. Check your vehicles owners manual or look under the hood to find the type of the refrigerant your vehicle uses. When you start your Grand Caravan when the engine is cold, the thermostat cuts off flow of coolant through the radiator in order to quickly reach the optimal engine operating temperature. RB The Mechanic assumes no liability for property damages or injury incurred as a result of any of the information contained in this video. This mode is useful for clearing fog from the windows. The two most prominent symptoms of a clogged up evaporator on your Grand Caravan are: Cleaning the evaporator on Grand Caravan is not a simple task. Clearing the air from the heater core will not help until the head gasket has been replaced. Start the Dodge Caravan. Ideally, the refrigerant should never leak in a properly sealed AC system, but most car AC systems do leak small amount of refrigerant over time due to minor imperfections and may need recharging after every few years. I bought it used, but the air worked fine when I bought it in 2004. Since then, she has launched several startups including a t-shirt business, an online marketing and advertising t-shirt distribution business, and an entertainment site. Rear A/C Block off Kit Air Conditioning Block Off Compatible with 2012-2016 Town/Country Dodge Caravan w/Dual Bolts. IMPORTANT COVID 19 SHIPPING NOTICE. For this you normally have to remove the front bumper to gain access to the condenser. If it is blown, replacing the fuse will only solve the problem for a very limited period of time. This information is typically located under the hood and/or in the owners manual. 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. Mechanic refilled with Freon to include dye so that he could detect a leak. 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. Keep in mind that reduced airflow 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. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. As a rule, there is no avoiding a change. As a rule, there is no avoiding a change if the filter is dirty. This is an illustration of the normal repair that we see in the shop. Check the owners manual of your vehicle or the fuse box cover to find the exact location of the AC fuses. does not research or authenticate any of the Answers provided. 2000 Grand Caravan - drivers side heat not working - Passenger and rear are fine 2 Answers. In rare cases, a fault in the climate control unit can cause the heater to stop functioning. When a blower motor goes bad, it usually makes unusual noises when in operation, and the passengers may feel reduced air flow from the AC vents. Turn on the AC and set it to the coldest setting, and the fan speed to maximum. 8 people found this helpful. Did you ever fix it my van has the same problem but all my blend doors ect.. 3. Your air conditioning system no longer cools properly? It consists of moving parts that convert what is actually a gaseous coolant into liquid this is how your vehicle is cooled. Unfortunately, this procedure does not allow you to get into the deeper layers of the filter. Caravan fan and ac not working 1 Answer. Hope this helps. The AC will start to calibrate and reset. Sometimes when a thermostat goes bad, it stays stuck open. HOLD the buttons for 10 sec and the instrument cluster will go into a diagnostic sequence. Maybe only the condenser side fan is not working. 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 Dirty cabin air filter is the leading cause of weak heater airflow in Dodge Grand Caravan. If it stops permanently I'll pull the carpeted cover under the glove box and see if I can pull, clean, and lube the actuator. 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. 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. Do you still sweat while driving your Dodge Grand Caravan? There is only one small cable running to the blower fan which transmits the electricity. A patient turn the temp control to warm because the air conditioner was too cold. 8.8K views 1 year ago 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? experience as repair shop manager and technician. Tried all combinations of power on, rotating the know etc. If the fuse is blown, replace it with a new one with the specified amp rating. 10 offers from $23.29. Insufficient amount of refrigerant in the AC system is one of the leading causes of AC not blowing cold air in Grand Caravan. A bad water pump will not only cause poor heating, but can also result in engine damage due to overheating. 3.8 out of 5 stars. The videos are intended for information only. Mine is 2011 and has turn knobs for fan & temp. Jul 18, 2012. To begin troubleshooting, you must first connect the diagnostic tool to your Grand Caravan. Thanks for your support! Most of the time if your AC stops working on a 2002 to 2008 Dodge Caravan it is because it lost all its refrigerent due to a faulty rear evaporator. The first thing that you would want to do is locate the fuse for your Caravan's radiator fan and make sure that it hasn't blown. A dirty filter causes the overall ventilation of the interior to deteriorate resulting in reduced cooling, heating and air flow. If the water pump has worn out and the coolant is not being circulated as effectively as it used to, it can cause the heater to stop working properly because theres less coolant available to transfer heat between the engine and the heater core. Leaks in the head gasket can cause all sorts of problems in your Grand Caravan including poor heater performance. If you turn it to heat, does the air get hotter? To improve heating efficiency, it is recommended to switch on air recirculation mode. The refrigerant pressure is affected by the outside atmospheric temperature. Initially thought to replace the entire system, but figured it would be cheaper to replace the valve, clean the rear evaporator and replace the dryer. Rear blower will not turn on. Step 2 Turn the Mode Control dial to "Panel." This setting only directs air to your face and upper body and not your feet. I have a 2005 . The design of the heater core is similar to the radiator, it has narrow internal channels through which hot coolant flows. The vehicle replaced a 2013 Chevrolet Equinox. What these are and what you can do about it, we explain in this article. My 2003 Dodge Grand caravan blows hot air and my friends that was looking under the hood said that the fans arent coming on, not sure what fans but what do I do. 2014 Dodge Grand Caravan SXT (about 65k miles) . 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. Most of the time if your AC stops working on a 2002 to 2008 Dodge Caravan it is because it lost all its refrigerent due to a. Eric, Automotive Repair Shop. 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