There are many reasons why the heater in your Dodge Grand Caravan is not working properly. Bought brand new in March 2012. Mechanic refilled with Freon to include dye so that he could detect a leak. The AC stopped working a while ago. Do you still sweat while driving your Dodge Grand Caravan? Caravan fan and ac not working 1 Answer. Instead of changing it directly, it is often recommended to first clean the pollen filter. Connect the pressure gauge to the low pressure (L) port in Grand Caravan. She currently resides in South Florida. 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. Locate two rubber hoses that connect to the heater core through the firewall area. The Fora platform includes forum software by XenForo. But if the weather is too cold, the engine may never reach its optimal operating temperature with a stuck open thermostat. 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. 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 a well known problem and any Caravan I have every seen has had this problem. It is a filter! 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 sound will be most prominent for a few seconds when you turn on the air conditioning or adjust the temperature. A blown head gasket can cause coolant to leak into the combustion chambers and burn off. Weve got you covered!GM DIESEL CONVERSIONhttps://adventurevehiclesnw.com/shop/product-category/gm-diesel-conversion/ LAND CRUISER DIESEL CONVERSIONhttps://adventurevehiclesnw.com/shop/product-category/land-cruiser-diesel-conversion/UNIVERSAL DIESEL CONVERSIONhttps://adventurevehiclesnw.com/shop/product-category/universal-cummins-diesel-conversion/Find some of our favorite gear on our Amazon shop: https://amzn.to/3J3KihN#AmazonAssociate - We earn a small portion from qualifying purchases. However, if you dont turn on the air conditioning on your Grand Caravan for a long time, the parts will stick. Aug 25, 2008 2003 Dodge Caravan helpful Flashing lights! Your vehicle may also consume more fuel than normal. Don't worry, you can still start your vehicle - the battery is only used to send the signal for locking/unlocking. The top button controls the rear wiper on constant and the bottom button controls the rear wiper washer fluid. 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. 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 . Christopher S July 30, 2020. 2016 Dodge Grand Caravan A/C Does Not Perform Well Over time dust can accumulate on the fins and reduce the air flow, which reduces cooling performance. First You will need to start the van and make sure the mode in the vehicle is set to panel. The rear works fine, AC cycles on fine, but no matter what I can't get any air to come out of the front. Turn the Mode Control dial to "Panel." Two compressors for a rear air problem? It also puts unnecessary strain on the entire AC system which negatively impacts the fuel consumption. So, all of them must be inspected when diagnosing poor air flow. 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. 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. The Dodge Caravan AC is known for one thing.. If you have front AC that is working fine then the rear should also work if the blower is working. Therefore, it is recommended to do this in a workshop. Really? To improve heating efficiency, it is recommended to switch on air recirculation mode. DODGE CARAVAN FLASHING LIGHTS A/C AND RECIRC - Fixya To complete the reset, press the top button. Dodge Caravan: Radiator Fan Not Working Diagnosis Another patient said the AC is just blowing warm air. 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. 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 worn out or weakened blower motor can also produce abnormal sounds when in operation. Shake the canister briefly and release the refrigerant into the system until the recommended pressure has been achieved. Leak discovered. Instead of changing the cabin air filter in Grand Caravan, it is often recommended to first clean the filter. I have a 2005 . 2014 Dodge Grand Caravan A/C Not Working: 3 Complaints Dodge Grand Caravan Sport: 2003 Grand Caravan Sport 3.8l 128000km 2003 Grand Caravan Sport 3.8l 128000km with front- and rear-AC system. Warning: Wear gloves and safety glasses before recharging the AC to avoid accidental exposure to harmful chemicals in the refrigerant. Place the key into the ignition and switch it to the "On" position. Next You will need to press the highest and lowest buttons on the AC control panel until the AC light begins to flash. If the pressure is higher than the recommended pressure, let some refrigerant out preferably into a rag to avoid exposure. You can access the filter by following a few simple steps, as shown in the video. 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. One is labelled H for high-pressure and the other one is labelled L for low-pressure. 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. "AC unit" - what does that mean? 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. Cleaning the evaporator in Grand Caravan is not a simple task. There are many reasons why air conditioning may not be working properly on your Dodge Grand Caravan. There is only one small cable running to the blower fan which transmits the electricity. Start the Dodge Caravan. All do-it-yourself projects entail some risk. If the refrigerant level goes down again quickly, it means there is probably a leak. 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. 18,300 miles. In the event of a defect, the mechanic can directly initiate the repair. The hot coolant is pumped through the heater core located behind the dashboard. VehicleHistory.com If the condenser is dirty on your Grand Caravan, the simplest solution is to clean it. A dirty filter causes the overall ventilation of the interior to deteriorate resulting in reduced cooling, heating and air flow. 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. This is mostly common in older vehicles. Locate the three leftmost buttons in the AC controls. If the condenser is dirty on your Grand Caravan, the simplest solution is to clean it. Don't even try that "method" .it's a copy of a dumb directions of a dealership website word for word And it continues to say that the left buttons are for the washer fluid and the rear defroster or something like that . The two systems are joined, so if for example you lose freon, you will lose AC in the front and rear. Home Troubleshooting Dodge Grand Caravan AC not cooling causes and diagnosis. Over time, grime, bugs and other small particles can build up on its surface and in the gaps of its mesh. How to Repair a Dodge Caravan Air Conditioning System A maximum of the metal pipes can be rinsed here. It is now 90+ degrees where we live with high humidity. 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. 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. Release the buttons once you see the light flash. No information contained in this video shall create any expressed or implied warranty or guarantee of any particular result. Just like with low refrigerant, the AC in Grand Caravan will blow warm air only if the AC system is overcharged with refrigerant. In any case, it is advisable for laypersons to visit a workshop. 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. The most common causes for AC blowing hot air in Dodge Grand Caravan are low or overcharged refrigerant, compressor malfunction, dirty condenser or evaporator coils, faulty blend door actuator, defective evaporator temperature sensor, bad AC pressure sensor, and bad fuse or relay. Specifically replace the condenser, evacuated, and recharge the AC system with R134 refrigerant on a 2002 Dodge Caravan minivan. An overcharged system not only affects cooling performance but can also damage the compressor and sometimes can cause a major leak. Over time, the heater core can begin to rust or mineral deposits can form in these channels, blocking the flow of the coolant. 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. IMPORTANT COVID 19 SHIPPING NOTICE. If your Grand Caravan has push start/stop button, then its possible that your vehicle may not start due to weak key fob battery. 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. 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. A patient turn the temp control to warm because the air conditioner was too cold. The air conditioning is a blessing, especially in hot temperatures. A clogged or leaking condenser can also be the reason for air-conditioning not working properly on your Grand Caravan. This setting only directs air to your face and upper body and not your feet. Dodge Caravan: Heater Not Working Diagnosis | Drivetrain Resource The blend door actuator may require recalibration after 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. Note: Dirty cabin air filter mostly only leads to reduced cooling. Dirty evaporator can cause weak airflow and reduce the heating performance in Grand Caravan. 2014 Dodge Grand Caravan SXT (about 65k miles) . Water pumps usually last for more than 100,000 miles, but they can fail at any time. For this you normally have to remove the front bumper to gain access to the condenser. Since the two heat exchangers (condenser and evaporator) are designed in cross-flow design, the detergent finds the path with the least resistance and leaves the chips behind. A family member purchased a new 2017 Grand Caravan SXT with the rear heat / ac. There are two ports in the air conditioning system of Grand Caravan. 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. If there is a problem with the temperature of the air conditioning system, it could be due to a bad blend door actuator. A blown head gasket can cause the exhaust gases from the engine to enter the cooling system and plug the heater core. If you are only topping off the refrigerant in your Dodge Grand Caravan with off-the-shelf refrigerant recharge cans and not repairing the leak, you may have flooded with AC system with oil since these cans often contains added oil. Copyright 2023 Leaf Group Ltd. / Leaf Group Media, Auto User Manual: Dodge Caravan Owner's Manual. Hope this helps. Many - Many - Many . Dirty cabin air filter is the leading cause of weak heater airflow in Dodge Grand Caravan. Very common problem & they were surprised there . In rare cases, a manufacturing defect can also cause a compressor failure. Just have it refilled and you can drive with pleasant temperatures again. 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. Blend air doors can be a problem. Therefore, the filter performance will not increase significantly even after cleaning. front air stop blowing. There are many reasons why your Dodge Grand Caravan AC is not cooling properly. Thanks A/c Blowing Hot Air: I Am a Lady and Do Not Know Alot About - 2CarPros It is generally recommended to replace the cabin air filter every year at the start of the winter season. A low refrigerant level in your Grand Caravan does not necessarily mean there is a leak. This is . If the liquid changes color, then there is a leak in head gasket. 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. When the outside temperature drops too low, the heating performance may be reduced in Grand Caravan if the air conditioning system is set to outside air. 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. 2014 caravan. If the compressor fails, the AC will only blow warm air. Refrigerant leak in Grand Caravan can be caused by leaking O-ring seals, leaking condenser or evaporator core, or a cracked hose. Rear AC block kits #1 SUPPLIER/Manufacturer - StreetRodGuys 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. 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? 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. Unfortunately, this procedure does not allow you to get into the deeper layers of the filter. Unless the wiring issue is fixed, the fuse will blow again. The air flow from the vents is choppy and not smooth. What these are and what you can do about it, we explain in this article. You must start the Dodge Caravan to reset the Dodge Caravan climate control. Dodge Grand Caravan AC not working - causes and how to fix it A dirty filter causes the overall ventilation of the interior to deteriorate resulting in reduced cooling, heating and air flow. 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 !! A professional mechanic can swiftly diagnose the poor AC cooling issue for you. . Once you start the car back up the A/C will still be off. 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. 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. Low coolant level or air in the cooling system can cause the heater to stop working properly in Grand Caravan. 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. Although most of the dirt and other particles in the air are filtered by the cabin air filter, but some particles do escape and can cling to the fins of the blower cage. Just make sure the temp control on the upper console facing the rear seats is not turn to warm. 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 Jul 18, 2012. 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. You need a pro that specializes in AC systems to troubleshoot what the issues are. Dirty evaporator can also significantly reduce AC cooling performance in Grand Caravan. If the temperature changes a little, the module may need calibration with the scan tool (StarScan, StarMobile, etc). 1. Switch the Mode Control knob to "Panel." This setting only guides air to your face and upper body, not your legs. What was replaced? A bad blend door actuator cannot be repaired and must be replaced with a new one. Check the owners manual of your vehicle or the fuse box cover to find the exact location of the AC fuses. Your air conditioning system no longer cools properly? Weak key fob battery. There are 2 separate evaporators but only one compressor. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. After two years, Braun left to pursue her entrepreneurial dreams. Automatic transmission. The rear a/c works very, very well and they are very pleased with the a/c system. Blower not. Rear A/C Block Off with Screws Gaskets Aluminium Alloy Rear Air Conditioner Block Replacement Fit for Town/Country Caravan/Grand Caravan 2012 C 2016. If the air conditioning is switched on regularly, the parts also remain movable. When looking for the reason, you should always start with the most obvious cause, insufficient amount of refrigerant. Dodge Caravan - Looking for a Used Caravan in your area? We research hundreds of models each You must start the Dodge Caravan to reset the Dodge Caravan climate control. Your vehicles air conditioning system has an expansion vale or an orifice tube, depending on the model. The blend door actuator may require recalibration after replacement. Air Conditioner Problems of Dodge Grand Caravan Air should blow out of the vents at different intervals during the reset. The pollen filter, also known as the cabin filter or microfilter, is a central component of the ventilation system in your Dodge Grand Caravan. You can recharge your AC through the low-pressure port with a do it yourself AC recharge kit. Unfortunately, this procedure does not allow you to get into the deeper layers of the filter. 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 rear HVAC housing has electric stepper motors driving the temperature blend door (cool/warm) and the air mode door (side/headliner vents). Check all the relevant fuses and relays related to the air-conditioning system in your 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. 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. YOU HAVE TO GO WITH DODGE OEM BLEND DOOR ACTUATOR (MOPAR).Part #: M8679001Watch my video for the full explanation.Rear temperature blend door actuator replacement:https://youtu.be/F3QhRBu5AvgPassenger side blend door actuator replacement:https://youtu.be/CYTsrmHK9uUGive me your support and join the channel:https://www.youtube.com/channel/UCvyScrAKiK8NL66K4yrQTnA/joinThanks for watching.Don't forget to Like the video / SUBSCRIBE to the channel! DISCLAIMER:While QuiteAlright strives to make the information provided in this video as accurate as possible, it makes no claims, promises, or guarantees about the accuracy, completeness or applicability of the content. Blower not working, no air condition or heat? 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. Tried the above reset, didn't work. 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. Determine if the blend door is moving. Therefore it is important to diagnose a failing water pump at early stages to avoid expensive repairs later on. No luck. Heat and air works great but if you say, switch to floor then it willbe floor and face. ANSWERED: Ac not working on passenger side (Dodge Grand 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 will need recharging after every few years. (But it bothers the wife about 10 days out of the year.) The compressor is the heart of the entire air conditioning system on Dodge Grand Caravan. 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. Dodge Grand Caravan. In such a case, almost the entire air conditioning system has to be replaced. 2000 Grand Caravan - drivers side heat not working - Passenger and rear are fine 2 Answers. Automatic transmission. Had a similar issue, no cold air and diagnosed the problem to the rear expansion valve being clogged with some small debris and fine metal shavings. rear AC, grand caravan | AnandTech Forums: Technology, Hardware Turn on the AC and set it to the coldest setting, and the fan speed to maximum. stop for 20 minutes and it work for 1 hour then quit. A professional mechanic can swiftly diagnose the heating issue for you. FAILING. Happened on the 2008 Dodge I drive for the company. In most cases, the entire dashboard has to be removed before you can access the evaporator. Check the system pressure. The sound is most prominent right after you start the vehicle. 56,823 Satisfied Customers 20+ yrs. The sound will be most prominent for a few seconds when you turn on the air conditioning or adjust the temperature. There are several causes for AC not blowing cold air in Grand Caravan, which we will go through in this article. Remove the blower motor, typically located under the passenger side dashboard, and inspect the condition of the cage. Eric is online now Continue Related Dodge Questions My Dodge grand Caravan rear AC is blowing hot air while my Step 2 Turn the Mode Control dial to "Panel." This setting only directs air to your face and upper body and not your feet. Rear controls stuck and blowing high heat no matter what happens in other zones. Finding these mostly very small leaks is often not easy. Blend door actuator plays a role in controlling the temperature inside your Grand Caravan. When the heater is turned on and the AC turned off, the compressor does not turn on and the evaporator is not cooled. 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. Once the leak has been found, this must be closed again by replacing the respective component. In addition to the normal loss, component defects are usually responsible for the escape of the refrigerant gas on Dodge Grand Caravan. The Questions and Answers on this page are the statements and opinions of their respective authors and not VehicleHistory.com. BK14055 Rear A/C Block Off Kit, Air Conditioning - Amazon The heating system in Grand Caravan uses hot coolant or antifreeze from the engine block to heat the interior of the vehicle. The failure mileage was 125,393. 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. Did you ever fix it my van has the same problem but all my blend doors ect.. 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. 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. about the air conditioner on a new caravan | Allpar Forums

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