Let us know what you find with this and we can go from there. Grand Caravan Blacktop Package 3.6L. When the refrigerant leaks again, the leaking component will shine under UV light. 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. If you drive your vehicle in dusty or polluted environment, the filter can get dirty much sooner than manufacturers recommendation. Blower not. A worn out or weakened blower motor can also produce abnormal sounds when in operation. 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. If the refrigerant level goes down again quickly, it means there is probably a leak. 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The Questions and Answers on this page are the statements and opinions of their respective authors and not VehicleHistory.com. Although, the evaporator coil is a component of the cooling function of the air-conditioning system, but the air always first passes through the evaporator and then flows over the heater core. 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 result is a defective compressor that can no longer be repaired. Cabin air filter captures most of the dirt or other airborne particles, but some escape and fall on to the evaporator. No information contained in this video shall create any expressed or implied warranty or guarantee of any particular result. Weak key fob battery. Sometimes when a thermostat goes bad, it stays stuck open. 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. Had a similar issue with a blend door on a 2009 Honda Civic and those blend doors are VERY easy to get to, so I checked them both and the passenger side was sticky, sprayed some lube on the actuator arm and dusted the gunk off and it's been working since. Determine if the blend door is moving. Jul 18, 2012. Start by inspecting the condition of the cabin air filter on your Grand Caravan. 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. 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. Therefore, the filter performance will not increase significantly even after cleaning. 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. Grand Caravan Crew 3.6L V6 Automatic transmission 46,300 miles AC stopped blowing cold. The rear works fine, AC cycles on fine, but no matter what I can't get any air to come out of the front. Release the buttons once you see the light flash. 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. 2019. 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. The hot coolant is pumped through the heater core located behind the dashboard. In case of severe contamination, multiple components may have to be replaced, including the condenser, the evaporator and the compressor. Over time dust can accumulate on the fins and reduce the air flow, which reduces cooling performance. Check which type of refrigerant your vehicle uses. 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. This A/C Block Kit, ATMFSFD, is used to block off the rear A/C on the Ford E-Series van with #6 an.. $61.00. 7.5 pretty bad Typical Repair Cost: $1,500 Average Mileage: 43,900 miles Total Complaints: 4. Vehicle History's team of automotive experts brings you the most accurate and up-to-date used car information. It is also cryogenic and can cause severe frostbite when it comes in contact with the skin. But if the thermostat has developed a defect and is stuck to open position, the coolant will continuously flow through the radiator and the engine may take a long time to reach its optimal operating temperature. Rear controls stuck and blowing high heat no matter what happens in other zones. 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. Once again I don't have rear climate controls in this van. Shake the canister briefly and release the refrigerant into the system until the recommended pressure has been achieved. Happened on the 2008 Dodge I drive for the company. year to help you gain confidence about one of your largest purchase decisions. The pollen filter, also known as the cabin filter or microfilter, is a central component of the ventilation system in your Dodge Grand Caravan. 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. A defective sealing ring, a worn line or a condenser that has been damaged by a stone chip are the most common causes. It is now 90+ degrees where we live with high humidity. Insufficient amount of refrigerant in the AC system is one of the leading causes of AC not blowing cold air in Grand Caravan. Once the leak has been found, this must be closed again by replacing the respective component. 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. nothing. Less common causes are clogged expansion valve or orifice tube, overcharged oil, faulty blend door actuator, or a defect in the climate control unit. Note: Dirty cabin air filter mostly only leads to reduced cooling. Insert the key into the ignition and turn to the "On" position. . What to do? ChryslerMinivan.net is the best forum for Chrysler Town and Country owners to discuss mileage, price, problems, towing and more. 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. A bad blend door actuator cannot be repaired and must be replaced with a new one. As a rule, there is no avoiding a change if the filter is dirty. It is generally recommended to replace the cabin air filter every year at the start of the winter season. There is no fixed time for replacing the cabin air filter, but most manufacturers recommend a change after 10,000-20,000 miles. Note: Dirty cabin air filter mostly only leads to reduced cooling. 2016 Dodge Grand Caravan This problem may be covered under warranty. A dirty filter causes the overall ventilation of the interior to deteriorate resulting in reduced cooling, heating and air flow. The pressure values based on ambient temperatures differ depending on the type of the refrigerant. 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. Blower not working, no air condition or heat? But if the weather is too cold, the engine may never reach its optimal operating temperature with a stuck open thermostat. Bought brand new in March 2012. Ditto. 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 will need recharging after every few years. The air conditioning is a blessing, especially in hot temperatures. Most modern vehicles use R-134a refrigerant, but newer vehicles are increasingly using R-1234yf as a more environmentally friendly replacement. If you turn it to heat, does the air get hotter? It will be anywhere from $1000 tp $1500 to have a garage do the work. 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. Join now! 1. The top button will flash when the reset is completed. The two systems are joined, so if for example you lose freon, you will lose AC in the front and rear. "AC unit" - what does that mean? The Dodge Caravan AC is known for one thing.. It is important that you enter this 100% correctly, otherwise the result of the search may be inaccurate. If only hot air comes out of the air vents in your Grand Caravan, then the problem probably lies somewhere else. The sound is something like a light tapping on the door and it typically happens when you turn on/off the air conditioning system or start the engine. Jun 14, 2017. 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. 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. If there is no air flow from the air vents in the dashboard when you turn on the heater in your Dodge Grand Caravan, it means the problem is related to the fan or blower motor function. The minivan was first manufactured in 1983 and remains in production as of 2011. Home Troubleshooting Dodge Grand Caravan AC not working causes and how to fix it. One is labelled H for high-pressure and the other one is labelled L for low-pressure. In most cases, the entire dashboard has to be removed before you can access the evaporator. The vehicle was not repaired. Insufficient lubricant: The compressor in Grand Caravan needs lubrication to function properly and minimize mechanical wear by reducing friction. Tried all combinations of power on, rotating the know etc. A clogged or leaking condenser can also be the reason for air-conditioning not working properly on your Grand Caravan. Ask your Dodge dealer. RB The Mechanic recommends to follow safe practices when working with power tools, automotive lifts, lifting tools, jack stands, electrical equipment, chemicals, or any other tools or equipment seen or implied in this video. There can also be a refrigerant leak in the evaporator, in that case the evaporator will have to be replaced. Heat and air works great but if you say, switch to floor then it willbe floor and face. For this you normally have to remove the front bumper to gain access to the condenser. If the blend door actuator fails to fully open the blend door towards the heater core, it will result in poor heating performance. If the pressure is higher than the recommended pressure, let some refrigerant out preferably into a rag to avoid exposure. 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. AC dont work on Dodge Caravan Check FUSE & Relay RB The Mechanic 59.2K subscribers Subscribe 44K views 2 years ago Due to factors beyond the control of RB The Mechanic, it cannot guarantee. Step 3 Locate the three leftmost buttons in the AC controls. Doing a DIY diesel swap? Instead of changing the cabin air filter in Grand Caravan, it is often recommended to first clean the filter. . Rear blower will not turn on. Remove the blower motor, typically located under the passenger side dashboard, and inspect the condition of the cage. 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 . Over last two years the front dash vents gradually lost all read more Chris Shop Foreman 8,839 satisfied customers 2001 dodge grand caravan sport: expansion valves..ac compressor..kick Place the key into the ignition and switch it to the "On" position. What was replaced? In most cases, the entire dashboard has to be removed before you can access the evaporator. 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. What these are and what you can do about it, we explain in this article. Dodge Grand Caravan. 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. The rear a/c works very, very well and they are very pleased with the a/c system. If you have front AC that is working fine then the rear should also work if the blower is working. ZIP: #1 Paul Reputation 2,020 #2 tenspeed Reputation 1,510 #3 Dan Ritz Reputation 1,480 If the coolant level is low, open the cap and pour some coolant into the tank until it is between minimum and maximum mark. All do-it-yourself projects entail some risk. 0% 37 % of the time it's the AC Refrigerant Leak 0% 21 % of the time it's the Climate Control Electrical Issue 0% 12 % of the time it's the AC Compressor 0% 30 % of the time it's In any case, it is advisable for laypersons to visit a workshop. Aug 25, 2008 2003 Dodge Caravan helpful Flashing lights! The heating system in Grand Caravan uses hot coolant or antifreeze from the engine block to heat the interior of the vehicle. Clearing the air from the heater core will not help until the head gasket has been replaced. 37 % of the time it's the. 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. Remove the cap from the low pressure service port labelled L, and connect the AC recharge kit. Clogged heater core is one of the leading causes of heating not working in Dodge Grand Caravan. Don't worry, you can still start your vehicle - the battery is only used to send the signal for locking/unlocking. If the compressor fails, the AC will only blow warm air. Amedee is online now Just like with low refrigerant, the AC in Grand Caravan will blow warm air only if the AC system is overcharged with refrigerant. If this is the case, the only option is to replace the broken part. Specifically replace the condenser, evacuated, and recharge the AC system with R134 refrigerant on a 2002 Dodge Caravan minivan. 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. The AC light should illuminate and then flash. 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. Flushing is done by pushing water through the outlet hose of the heater core and draining the gunk from the inlet hose. 3. Mechanic refilled with Freon to include dye so that he could detect a leak. In any case, it is advisable for laypersons to visit a workshop. To complete the reset, press the top button. Caravan fan and ac not working 1 Answer. As a rule, there is no avoiding a change if the filter is dirty. Over time, grime, bugs and other small particles can build up on its surface and in the gaps of its mesh. Due to the complexity of the replacement job, it is not recommended as a DIY project. When looking for the reason, you should always start with the most obvious cause, insufficient amount of refrigerant. There are flush kits available in the market that can help you do the job yourself. However, if you dont turn on the air conditioning on your Grand Caravan for a long time, the parts will stick. Remove the glove compartment, unscrew the blower fan and then unplug the electricity to it. As a rule, there is no avoiding a change. Below is a chart that will help with proper pressures. 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. 10 offers from $23.29. Step 1 Start the Dodge Caravan. Show more. This can have different causes. A broken compressor is usually irreparable. You must start the Dodge Caravan to reset the Dodge Caravan climate control. This mode is useful for clearing fog from the windows. When looking for the reason, you should always start with the most obvious cause, low refrigerant level in the system. Inspect the cabin air filter (if equipped) to verify that it is not clogged. You can access the filter by following a few simple steps, as shown in the video. No luck. Thanks for your support! Next You will need to press the highest and lowest buttons on the AC control panel until the AC light begins to flash. Dirty evaporator can also significantly reduce AC cooling performance in Grand Caravan. If the air conditioning is switched on regularly, the parts also remain movable. Check your vehicles owners manual or look under the hood to find the type of the refrigerant your vehicle uses. There is no prescribed time for changing cabin air filter, but most manufacturers recommend a change after 10,000-20,000 miles. Rear AC Block Kit Ford E-Series Van. There are many reasons why the heater in your Dodge Grand Caravan is not working properly. 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. 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. Possible leaks or failed components in the rear. That means every time you start the van, climate controls go through self adjustment and check every blend door actuator and blend door. Bad Thermostat The job of your Caravan's thermostat is to regulate the temperature of the engine. A blown head gasket can cause coolant to leak into the combustion chambers and burn off. #1. 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. HVAC with 3 zone controls. Another patient said the AC is just blowing warm air. Feel both the rubber lines going in and out of the heater core after the engine has warmed up. Low coolant or air in the cooling system Low coolant level or air in the cooling system can cause the heater to stop working properly in Grand Caravan. Hey its possible Just on the right screen corner where it says rear climate ,Tap it and you'll find the unlock and lock air climate in rear so you can switch it back on or off whichever you like. A bad water pump will not only cause poor heating, but can also result in engine damage due to overheating. Had front blower fan not working and rear was. Most diagnostic devices then ask for some information about the vehicle. First You will need to start the van and make sure the mode in the vehicle is set to panel. The wiring harness itself can go bad. In this way, it can be determined whether the loss of refrigerant is due to a defective condenser. You must start the Dodge Caravan to reset the Dodge Caravan climate control. 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. A low refrigerant level in your Grand Caravan does not necessarily mean there is a leak. The Fora platform includes forum software by XenForo. 5th Generation Chrysler Minivans: 2008-2020, 4th Generation Chrysler Minivans: 2001-2007, 3rd Generation Chrysler Minivans: 1996-2000, 2nd Generation Chrysler Minivans: 1991-1995. My rear a/c is not working in my 2008 town and country, blowers work fine but only blow warm air. The top button controls the rear wiper on constant and the bottom button controls the rear wiper washer fluid. To improve heating efficiency, it is recommended to switch on air recirculation mode. 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. Just make sure the temp control on the upper console facing the rear seats is not turn to warm. could the drain be plug and the evaporator is freezing up? The sound is most prominent right after you start the vehicle. Its possible the fan is dead, and you may have to replace it. Keep in mind, an AC compressor can fail without any apparent cause, especially in older vehicles or in vehicles that have racked up too many miles. We research hundreds of models each After two years, Braun left to pursue her entrepreneurial dreams. 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. The heater in Dodge Grand Caravan ensures comfortable temperature in the passenger compartment when the weather is chilly. Automatic transmission. The buttons of the air conditioning unit may start flashing due to a momentary electrical failure, in which case a reset of the AC is necessary. An overcharged system not only affects cooling performance but can also damage the compressor and sometimes can cause a major leak. Seem to be moving and so forth. If only hot air comes out of the air vents in your Grand Caravan, then the problem probably lies somewhere else. The air conditioning system in Dodge Grand Caravan has a condenser coil that sits at the front of the vehicle, and is responsible for releasing the heat from the refrigerant into the ambient air. In any case, it is advisable for laypersons to visit a workshop. Therefore it is recommended to do this at a workshop. A knocking noise from behind the dashboard could be an indicator of a bad blend door actuator in your Grand Caravan. The leak can be diagnosed by injecting small amount of fluorescent dye into the AC system. To begin troubleshooting, you must first connect the diagnostic tool to your Grand Caravan. This hinders the condensers ability to release heat as less air passes through the mesh, which results in poor cooling in the interior. Very common problem & they were surprised there . 1. ( 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. 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. VehicleHistory.com If too much dirt is caked in the blower fins, it can throw off the balance of the spinning cage and cause it to wobble. The water pump is the heart of the cooling system in Grand Caravan responsible for pumping coolant throughout the system and cooling the engine. If the temperature doesn't change at all, the door may be stuck or broken. Just have it refilled and you can drive with pleasant temperatures again. 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. fan is running and no air is moving. 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. If Your climate control is not working properly in Your Dodge Caravan then You may want to reset it. 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The Dodge Caravan AC is known for one thing.. However, if you turn the A/C completely Off, turn the ignition system off. It is a well known problem and any Caravan I have every seen has had this problem. It also puts unnecessary strain on the entire AC system which negatively impacts the fuel consumption. 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. Since the heating system in Grand Caravan relies on the hot coolant from the engine to heat the interior, the heater will blow cold air until the engine reaches its normal operating temperature. A leaking condenser can lead to a loss of refrigerant and reduced cooling performance of the system. 2014 Dodge Grand Caravan SXT (about 65k miles) . As soon as the light starts to flash release the two buttons and the system will reset. 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 cabin air filter captures most of the dirt or other airborne particles, but some particles escape and can get lodged on to the evaporator. Refrigerant leak in Grand Caravan can be caused by leaking O-ring seals, leaking condenser or evaporator core, or a cracked hose. The system is filled with forming gas (nitrogen with a little hydrogen) in the workshop. If one is hot and the other is cold, you have a plugged heater core. A dirty filter causes the overall ventilation of the interior to deteriorate resulting in reduced cooling and air flow. Dirty evaporator can also be the reason for AC problems on your Dodge Grand Caravan. Excessive oil can also reduce the performance of the compressor and can cause it to fail prematurely. If there is no air flow or reduced air flow from the vents on your Dodge Grand Caravan, bad blower motor could be the culprit. 3 offers from $32.73. 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. The AC will start to calibrate and reset. Unless the wiring issue is fixed, the fuse will blow again.