It is a filter! 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. A leaking condenser can lead to a loss of refrigerant and reduced cooling performance of the system. Remove the blower fan in a Dodge Caravan by first disconnecting the battery, then waiting two minutes to disable the airbags. FAILING. Weak key fob battery. It doesn't bother me. As a rule, there is no avoiding a change if the filter is dirty. experience as repair shop manager and technician. Place the key into the ignition and switch it to the "On" position. IMPORTANT COVID 19 SHIPPING NOTICE. Copyright 2023 Leaf Group Ltd. / Leaf Group Media, Auto User Manual: Dodge Caravan Owner's Manual. 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. In case of severe contamination, multiple components may have to be replaced, including the condenser, the evaporator and the compressor. Just have it refilled and you can drive with pleasant temperatures again. 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. Just like with low refrigerant, the AC in Grand Caravan will blow warm air only if the AC system is overcharged with refrigerant. So, all of them must be inspected when diagnosing poor air flow. ( 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. Ask your Dodge dealer. Dirty evaporator can also be the reason for AC problems on your Dodge Grand Caravan. A knocking noise from behind the dashboard could be an indicator of a bad blend door actuator in your Grand Caravan. 2016 Dodge Grand Caravan A/C Does Not Perform Well How do i reset the climate control Dodge Caravan? - VehicleHistory Instead of changing the cabin air filter in Grand Caravan, it is often recommended to first clean the filter. This is an illustration of the normal repair that we see in the shop. Check your vehicles owners manual or look under the hood to find the type of the refrigerant your vehicle uses. 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. Resetting the system is something You can do from home but it takes a few steps. Rear a/c problems | The Chrysler Minivan Fan Club Forums Remove the glove compartment, unscrew the blower fan and then unplug the electricity to it. Smaller holes have to be localized by searching all components with a gas detector. Determine if the blend door is moving. Over time, these dust particles can builds up on the fins and block the air flow through the evaporator, resulting in poor cooling. Leak discovered. Insufficient lubricant: The compressor in Grand Caravan needs lubrication to function properly and minimize mechanical wear by reducing friction. Once the leak has been found, this must be closed again by replacing the respective component. This can happen due to a leak or if the AC has not been recharged for a long time. Very common problem & they were surprised there . The vehicle was not repaired. 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. Next You will need to press the highest and lowest buttons on the AC control panel until the AC light begins to flash. The videos are intended for information only. This is mostly common in older vehicles. The vehicle has an air conditioning system (AC) to cool passengers during warm weather and hot drives. Dodge Caravan AC Not Cooling: Why and How to Fix In this video we show you How To Repair a Dodge Caravan Air Conditioning System. HOLD the buttons for 10 sec and the instrument cluster will go into a diagnostic sequence. It's fake /inaccurate, What high and low buttons? How to Repair a Dodge Caravan Air Conditioning System 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. 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. Jun 14, 2017. This setting only guides air to your face and upper body, not your legs. However, if you turn the A/C completely Off, turn the ignition system off. The Dodge Caravan AC is known for one thing.. In any case, it is advisable for laypersons to visit a workshop. The rear a/c works very, very well and they are very pleased with the a/c system. There are test kits available in the market in which you just have to insert a tube filled with colored liquid in the radiator (in place of the radiator cap), and then start the engine. If the compressor fails, the AC will only blow warm air. 2008: Complicated rear blower problem. 2008 Grand Caravan. - JustAnswer 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. In rare cases, a fault in the climate control unit can cause the heater to stop functioning. Unfortunately, this procedure does not allow you to get into the deeper layers of the filter. The AC will start to calibrate and reset. The dryer is often overlooked. Rear blower will not turn on. 2006 Dodge Caravan Rear AC evaporator Blockoff Easy air - YouTube The air flow from the vents is choppy and not smooth. 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. 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. 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. This is . Really? The OBDII connector is usually located under the dashboard. A clogged or leaking condenser can also be the reason for air-conditioning not working properly on your Grand Caravan. 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. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. If the blend door actuator fails to fully open the blend door towards the heater core, it will result in poor heating performance. Feel both the rubber lines going in and out of the heater core after the engine has warmed up. Check all the relevant fuses and relays related to the air-conditioning system in your 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. 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The AC light should illuminate and then flash. If it is blown, replacing the fuse will only solve the problem for a very limited period of time. Dodge Grand Caravan AC not working - causes and how to fix it . It is a well known problem and any Caravan I have every seen has had this problem. #1. A knocking noise from behind the dashboard could be an indicator of a bad blend door actuator in your Grand Caravan. This information is typically located under the hood and/or in the owners manual. Dodge Grand Caravan AC blowing hot air - causes and how to fix it 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. Press the top button to complete the reset. Since the heater core is usually slightly higher, the air will accumulate in there first. A blown head gasket can cause the exhaust gases from the engine to enter the cooling system and plug the heater core. VehicleHistory.com Most diagnostic devices then ask for some information about the vehicle. 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. "AC unit" - what does that mean? 2023 Vehicle History Inc. All Rights Reserved. If only hot air comes out of the air vents in your Grand Caravan, then the problem probably lies somewhere else. 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. 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. The compressor is the heart of the air conditioning system in Dodge Grand Caravan. If you turn it to heat, does the air get hotter? 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. A defective sealing ring, a worn line or a condenser that has been damaged by a stone chip are the most common causes. Another patient said the AC is just blowing warm air. 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. 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. Dodge Caravan Climate Control Air Conditioner Blows Hot A/C blowing hot air CHEWBUG2 MEMBER DODGE CARAVAN I am a lady and do not know alot about cars, but I think I got scammed when I took my car in to have the a/c fixed. Sometimes when a thermostat goes bad, it stays stuck open. In addition to the normal loss, component defects are usually responsible for the escape of the refrigerant gas on Dodge Grand Caravan. If the blower motor in your Grand Caravan is not spinning fast enough either due to an internal defect or due to a fault in the resistor/control module, the AC cooling performance will be degraded due to reduced air flow. . The procedure, commonly called calibration, initiates the self diagnostic test and system reset for the vehicle's air conditioning. Jul 18, 2012. stop for 20 minutes and it work for 1 hour then quit. does not research or authenticate any of the Answers provided. However, the high-pressure refrigerant pulls these chips back with it during operation and the next damage is inevitable. Since Dodge Grand Caravan is equipped with on-board diagnostics (OBD), a fault diagnosis can provide initial indications of where the malfunction is located in the air conditioning system. A family member purchased a new 2017 Grand Caravan SXT with the rear heat / ac. There is only one small cable running to the blower fan which transmits the electricity. My rear a/c is not working in my 2008 town and country, blowers work fine but only blow warm 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. Step 2 Turn the Mode Control dial to "Panel." This setting only directs air to your face and upper body and not your feet.
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