Step 3 Locate the three leftmost buttons in the AC controls. You need a pro that specializes in AC systems to troubleshoot what the issues are. Therefore it is important to diagnose a failing water pump at early stages to avoid expensive repairs later on. Dodge Caravan: Radiator Fan Not Working Diagnosis Rear A/C not working properly - 2CarPros 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. If the compressor fails, the AC will only blow warm air. Clogged heater core is one of the leading causes of heating not working in Dodge Grand Caravan. Just have it refilled and you can drive with pleasant temperatures again. Maybe only the condenser side fan is not working. 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. Once again I don't have rear climate controls in this van. You dont have to remove the heater core in your Grand Caravan to check if it is clogged. In rare cases, a fault in the climate control unit can cause the AC to stop cooling. A worn out or weakened blower motor can also produce abnormal sounds when in operation. Home Troubleshooting Dodge Grand Caravan AC not working causes and how to fix it. 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. The system is filled with forming gas (nitrogen with a little hydrogen) in the workshop. Dirty evaporator can also be the reason for AC problems on your Dodge Grand Caravan. Did you ever come across a Problem like this? The rear HVAC housing has electric stepper motors driving the temperature blend door (cool/warm) and the air mode door (side/headliner vents). Just make sure the temp control on the upper console facing the rear seats is not turn to warm. nothing. In this video we show you How To Repair a Dodge Caravan Air Conditioning System. It also puts unnecessary strain on the entire AC system which negatively impacts the fuel consumption. Blend air doors can be a problem. Therefore, it is recommended to do this in a workshop. You cannot repair a broken blower motor, the part must be replaced with a new one. A leaking condenser can lead to a loss of refrigerant and reduced cooling performance of the system. Thanks for your support! Recirculate air function not working | Dodge Charger Forum 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 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. tried different settings, defrost, floor and turn the heat on. Low coolant level or air in the cooling system can cause the heater to stop working properly in Grand Caravan. Happened on the 2008 Dodge I drive for the company. The heating system in Grand Caravan uses hot coolant or antifreeze from the engine block to heat the interior of the vehicle. The Dodge Caravan AC is known for one thing.. This gives you a fresh start for the winter, improves defroster performance, and reduces chances of mold or mildew growth. Hope this helps. Sometimes changing the temperature can temporarily stop the sound. 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. 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. Due to the complexity of the replacement job, it is not recommended as a DIY project. It's fake /inaccurate, What high and low buttons? Most diagnostic devices then ask for some information about the vehicle. The OBDII connector is usually located under the dashboard. There can also be a refrigerant leak in the evaporator, in that case the evaporator will have to be replaced. This is . 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. A patient turn the temp control to warm because the air conditioner was too cold. Jul 13, 2012. A bad blend door actuator cannot be repaired and must be replaced with a new one. Dodge Grand Caravan Questions - Ac not working on passenger side - CarGurus Show more. The Town & Country and Grand Caravan mini vans are susceptible to rear A/C issues, especially in the rust belt. 8 people found this helpful. For a better experience, please enable JavaScript in your browser before proceeding. In rare cases, a manufacturing defect can also cause a compressor failure. Dodge Caravan - Looking for a Used Caravan in your area? 2008: Complicated rear blower problem. 2008 Grand Caravan. - JustAnswer There are many reasons for poor heating performance in Grand Caravan, which are explained in this article. 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. 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 only thing that helps is swapping with a new one. Possible leaks or failed components in the rear. ZIP: #1 Paul Reputation 2,020 #2 tenspeed Reputation 1,510 #3 Dan Ritz Reputation 1,480 Over time dust can accumulate on the fins and reduce the air flow, which reduces cooling performance. It is now 90+ degrees where we live with high humidity. A dirty filter causes the overall ventilation of the interior to deteriorate resulting in reduced cooling, heating and air flow. Keep in mind that the front AC will not cool the van as good as having a twin system. 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. #1. If the blend door actuator fails to fully open the blend door towards the heater core, it will result in poor heating performance. 1. 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. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. Press and hold the top one and bottom one. 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 !! There are several causes for AC not blowing cold air in Grand Caravan, which we will go through in this article. 2014 Dodge Grand Caravan SXT (about 65k miles) . 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. If the pressure is higher than the recommended pressure, let some refrigerant out preferably into a rag to avoid exposure. If this is the case, the only option is to replace the broken part. The pressure values based on ambient temperatures differ depending on the type of the refrigerant. 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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 drive your vehicle in dusty or polluted environment, the filter can get dirty much sooner than manufacturers recommendation. 166. 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. 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. ANSWERED: Ac not working on passenger side (Dodge Grand Caravan Before you consider replacing the heater core in your Grand Caravan, it is recommended to flush the existing heater core. 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. Very common problem & they were surprised there . 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 . If the fuse is blown, replace it with a new one with the specified amp rating. Dodge Grand Caravan heater not working - causes and diagnosis If there is a problem with the temperature of the air conditioning system, it could be due to a bad blend door actuator. 10 offers from $23.29. The dryer is often overlooked. 92492 20+ yrs. Rear AC not working Rear AC not working 2016 Dodge Grand Caravan Asked by Visitor in Englewood, CO on September 05, 2021 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. experience as repair shop manager and technician. When the heater is turned on and the AC turned off, the compressor does not turn on and the evaporator is not cooled. 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. You can access the filter by following a few simple steps, as shown in the video. Unfortunately, this procedure does not allow you to get into the deeper layers of the filter. If only hot air comes out of the air vents in your Grand Caravan, then the problem probably lies somewhere else. The AC will start to calibrate and reset. 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. Do you still sweat while driving your Dodge Grand Caravan? This setting only directs air to your face and upper body and not your feet. The pollen filter, also known as the cabin filter or microfilter, is a central component of the ventilation system in your Dodge Grand Caravan. In any case, it is advisable for laypersons to visit a workshop. 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 vehicle was not repaired. Rear ac in Dodge Grand Caravan not blowing. "AC unit" - what does that mean? Dodge Grand Caravan Questions - Rear ac blows air but not cool air A knocking noise could be another indicator of a bad blend door actuator on your Grand Caravan, although its quite rare. 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. In rare cases, a fault in the climate control unit can cause the heater to stop functioning. Dodge Grand Caravan won't start - causes and how to fix it 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. 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. If the temperature doesn't change at all, the door may be stuck or broken. 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. The Dodge Caravan AC is known for one thing.. JavaScript is disabled. about the air conditioner on a new caravan | Allpar Forums Find a better mechanic. 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. How to Troubleshoot the Air Conditioning in Dodge Cars Therefore, the filter performance will not increase significantly even after cleaning. Bad Thermostat The job of your Caravan's thermostat is to regulate the temperature of the engine. Refrigerant leak in Grand Caravan can be caused by leaking O-ring seals, leaking condenser or evaporator core, or a cracked hose. A dirty filter causes the overall ventilation of the interior to deteriorate resulting in reduced cooling and air flow. If you dont have the system serviced for a long time on your Grand Caravan, the refrigerant level will eventually get so low that the system loses its cooling capacity. 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. Seem to be moving and so forth. Dodge Grand Caravan Sport: 2003 Grand Caravan Sport 3.8l 128000km 2003 Grand Caravan Sport 3.8l 128000km with front- and rear-AC system. could the drain be plug and the evaporator is freezing up? 2012 Dodge Grand Caravan A/C Not Working: 4 Complaints 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. 0%. This mode is useful for clearing fog from the windows. A dirty filter causes the overall ventilation of the interior to deteriorate resulting in reduced heating and airflow. The water pump is the heart of the cooling system in Grand Caravan responsible for pumping coolant throughout the system and cooling the engine. You dont necessarily have to visit a workshop to clean or replace the pollen filter on your Grand Caravan. Therefore, the filter performance will not increase significantly even after cleaning. 7.5 pretty bad Typical Repair Cost: $1,500 Average Mileage: 43,900 miles Total Complaints: 4. The manufacturer was not notified of the failure. Instead of changing the cabin air filter in Grand Caravan, it is often recommended to first clean the filter. It doesn't bother me. Your vehicles air conditioning system has an expansion vale or an orifice tube, depending on the model. Less common causes are clogged expansion valve or orifice tube, overcharged oil, faulty blend door actuator, or a defect in the climate control unit. 24,855 miles. 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. 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 found dirty, clean it using a brush. Blend door actuator plays a role in controlling the air flow and temperature inside your Grand Caravan. However, if you turn the A/C completely Off, turn the ignition system off. There is no prescribed time for changing cabin air filter, but most manufacturers recommend a change after 10,000-20,000 miles. 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. 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. The refrigerant pressure is affected by the outside atmospheric temperature. HVAC with 3 zone controls. There is only one small cable running to the blower fan which transmits the electricity. The vehicle was taken to all star Dodge Chrysler Jeep ram at 11503 st charles rock rd, bridgeton, mo 63044, (314) 291-2050 where it was diagnosed that the power control module needed to be replaced. There are two ports in the air conditioning system of Grand Caravan. A bad water pump will not only cause poor heating, but can also result in engine damage due to overheating. You must start the Dodge Caravan to reset the Dodge Caravan climate control. Dodge Grand Caravan. Really? 2008 GC SXT rear AC not working | Allpar Forums 2019. 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. Once the leak has been found, this must be closed again by replacing the respective component. The rear a/c works very, very well and they are very pleased with the a/c system. It's an obvious rear mode door or switchology problem as stated. 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? VehicleHistory.com Automatic transmission. Rear blower will not turn on. If you have front AC that is working fine then the rear should also work if the blower is working. 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 . 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 is only one compressor so the freon must travel to the rear evaporator. 2000 Grand Caravan - drivers side heat not working - Passenger and rear are fine 2 Answers. Caravan fan and ac not working 1 Answer. Start the Dodge Caravan. However, the high-pressure refrigerant pulls these chips back with it during operation and the next damage is inevitable. If you turn it to heat, does the air get hotter? Wisconsin certified. Below is a chart that will help with proper pressures. Its purpose is to seal the combustion gases within the cylinders and to avoid coolant or engine oil leaking into the cylinders. In the event of a defect, the mechanic can directly initiate the repair. Instead of changing it directly, it is often recommended to first clean the pollen filter. It is important that you enter this 100% correctly, otherwise the result of the search may be inaccurate. 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. 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. Place the key into the ignition and switch it to the "On" position. No information contained in this video shall create any expressed or implied warranty or guarantee of any particular result. As soon as the light starts to flash release the two buttons and the system will reset. 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. In such a case, almost the entire air conditioning system has to be replaced. Turn the Mode Control dial to "Panel." When you purchase through links on our site, we may earn an affiliate commission, which supports our community. 2000 Grand Caravan - drivers side heat not working - Passenger and rear are fine 2 Answers. Check the system pressure. It is generally recommended to replace the cabin air filter every year at the start of the winter season. Check all the relevant fuses and relays related to the air-conditioning system in your Grand Caravan. The design of the heater core is similar to the radiator, it has narrow internal channels through which hot coolant flows. In addition to the vehicle make, model, and engine type, you usually also have to type in the Vehicle Identification Number (VIN). The sound is something like a light tapping on the door and it happens when you turn on the air conditioning system or turn off the engine. 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. Just like with low refrigerant, the AC in Grand Caravan will blow warm air only if the AC system is overcharged with refrigerant. I have a 2005 . 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. Your air conditioning system no longer cools properly? 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. Tried all combinations of power on, rotating the know etc. That means every time you start the van, climate controls go through self adjustment and check every blend door actuator and blend door.
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