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If the temperature doesn't change at all, the door may be stuck or broken. 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. 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. Warning: Wear gloves and safety glasses before recharging the AC to avoid accidental exposure to harmful chemicals in the refrigerant. stop for 20 minutes and it work for 1 hour then quit. Tried all combinations of power on, rotating the know etc. ZIP: #1 Paul Reputation 2,020 #2 tenspeed Reputation 1,510 #3 Dan Ritz Reputation 1,480 I have a 2005 . Ask your Dodge dealer. 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. Due to the complexity of the replacement job, it is not recommended as a DIY project. Your vehicles air conditioning system has an expansion vale or an orifice tube, depending on the model. However, the high-pressure refrigerant pulls these chips back with it during operation and the next damage is inevitable. In that case driving at high speed should blow some cold air from the AC. 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. Therefore it is recommended to do this at a workshop. 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. If it is blown, replacing the fuse will only solve the problem for a very limited period of time. 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. She currently resides in South Florida. 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. In rare cases, a fault in the climate control unit can cause the AC to stop cooling. The AC will start to calibrate and reset. A family member purchased a new 2017 Grand Caravan SXT with the rear heat / ac. Find a better mechanic. CarGurus has 52 nationwide Caravan listings starting at $3,499 . This hinders the condensers ability to release heat as less air passes through the mesh, which results in poor cooling in the interior. 2014 caravan. There are many reasons for poor heating performance in Grand Caravan, which are explained in this article. 3.8 out of 5 stars. experience as repair shop manager and technician. 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. 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Mark helpful. Happened on the 2008 Dodge I drive for the company. 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. VehicleHistory.com You can access the filter by following a few simple steps, as shown in the video. Larger leaks may already be heard or you can find them with a leak detection spray. There are several causes for AC not blowing cold air in Grand Caravan, which we will go through in this article. Grand Caravan Crew 3.6L V6 Automatic transmission 46,300 miles AC stopped blowing cold. HOLD the buttons for 10 sec and the instrument cluster will go into a diagnostic sequence. 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. Step 3 Locate the three leftmost buttons in the AC controls. 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. Follow the manufactures repair procedure and use appropriate safety procedures. Instead of changing the cabin air filter in Grand Caravan, it is often recommended to first clean the filter. 7.5 pretty bad Typical Repair Cost: $1,500 Average Mileage: 43,900 miles Total Complaints: 4. Inspect the cabin air filter (if equipped) to verify that it is not clogged. A knocking noise could be another indicator of a bad blend door actuator on your Grand Caravan, although its quite rare. Remove the glove compartment, unscrew the blower fan and then unplug the electricity to it. The sound is most prominent right after you start the vehicle. 2016 Dodge Grand Caravan A/C Does Not Perform Well Bad Thermostat The job of your Caravan's thermostat is to regulate the temperature of the engine. Home Troubleshooting Dodge Grand Caravan AC not cooling causes and diagnosis. A broken compressor is usually irreparable. 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. You dont necessarily have to visit a workshop to clean or replace the pollen filter on your Grand Caravan. 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. 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. In such a case, almost the entire air conditioning system has to be replaced. 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. Dodge Caravan - Looking for a Used Caravan in your area? Place the key into the ignition and switch it to the "On" position. Place the key into the ignition and switch it to the "On" position. 2012 Dodge Grand Caravan A/C Not Working: 4 Complaints 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. 92492 20+ yrs. There are two ports in the air conditioning system of Grand Caravan. The front air con works greatany ideas would could be the problem and how to fix it! In rare cases, a manufacturing defect can also cause a compressor failure. If the condenser is dirty on your Grand Caravan, the simplest solution is to clean it. Once again I don't have rear climate controls in this van. 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. Did you ever fix it my van has the same problem but all my blend doors ect.. The rear a/c works very, very well and they are very pleased with the a/c system. Blend door actuator plays a role in controlling the temperature inside your Grand Caravan. This can have different causes. Unless the wiring issue is fixed, the fuse will blow again. A patient turn the temp control to warm because the air conditioner was too cold. Why isn't the climate control in rear working? Vents, etc - CarGurus Leak was due. 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. There is no prescribed time for changing cabin air filter, but most manufacturers recommend a change after 10,000-20,000 miles. Home Troubleshooting Dodge Grand Caravan heater not working causes and diagnosis. 0%. You need a pro that specializes in AC systems to troubleshoot what the issues are. Excessive oil can also reduce the performance of the compressor and can cause it to fail prematurely. 2016 Dodge Grand Caravan This problem may be covered under warranty. The sound will be most prominent for a few seconds when you turn on the air conditioning or adjust the temperature. Step 2 Turn the Mode Control dial to "Panel." This setting only directs air to your face and upper body and not your feet. Both of these are at risk of clogging due to contamination, for example due to metal shavings from a failing compressor. Insert the key into the ignition and turn to the "On" position. 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. The minivan was first manufactured in 1983 and remains in production as of 2011. It is a filter! How to Troubleshoot the Air Conditioning in Dodge Cars Keep in mind that the front AC will not cool the van as good as having a twin system. Just have it refilled and you can drive with pleasant temperatures again. Dirty cabin air filter is the leading cause of weak heater airflow in Dodge Grand Caravan. Check the owners manual of your vehicle or the fuse box cover to find the exact location of the AC fuses. My rear a/c is not working in my 2008 town and country, blowers work fine but only blow warm air. 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. Doing a DIY diesel swap? Unfortunately, this procedure does not allow you to get into the deeper layers of the filter. It consists of moving parts that convert what is actually a gaseous coolant into liquid this is how your vehicle is cooled. That means every time you start the van, climate controls go through self adjustment and check every blend door actuator and blend door. 5th Generation Chrysler Minivans: 2008-2020, 4th Generation Chrysler Minivans: 2001-2007, 3rd Generation Chrysler Minivans: 1996-2000, 2nd Generation Chrysler Minivans: 1991-1995. Just make sure the temp control on the upper console facing the rear seats is not turn to warm. 1. It is generally recommended to replace the cabin air filter every year at the start of the winter season. But if the weather is too cold, the engine may never reach its optimal operating temperature with a stuck open thermostat. To complete the reset, press the top button. If the blend door actuator fails to fully open the blend door towards the heater core, it will result in poor heating performance. 2000 Grand Caravan - drivers side heat not working - Passenger and rear are fine 2 Answers. 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. Recirculate air function not working | Dodge Charger Forum Feel both the rubber lines going in and out of the heater core after the engine has warmed up. Bought brand new in March 2012. Blower not working, no air condition or heat? Automatic transmission. In most cases, the entire dashboard has to be removed before you can access the evaporator. 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. I have a 1994 Dodge Caravan with 130,000 miles on it. ! Check which type of refrigerant your vehicle uses. Rear a/c problems | The Chrysler Minivan Fan Club Forums The vehicle replaced a 2013 Chevrolet Equinox. Dodge Grand Caravan Questions - Ac not working on passenger side - CarGurus Over time dust can accumulate on the fins and reduce the air flow, which reduces cooling performance. If fans arent coming on, you should have engine overheating issues. 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. 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. Symptoms of a Bad or Failing Blower Motor Relay - YourMechanic The function of both expansion valve and orifice tube is the same, to restrict the flow and reduce pressure of the refrigerant before it enters the evaporator coil. Cabin air filter captures most of the dirt or other airborne particles, but some escape and fall on to the evaporator. The design of the heater core is similar to the radiator, it has narrow internal channels through which hot coolant flows. 2014 Dodge Grand Caravan SXT (about 65k miles) . So, all of them must be inspected when diagnosing poor airflow. 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? You cannot repair a broken blower motor, the part must be replaced with a new one. If the fuse is blown, replace it with a new one with the specified amp rating. Just like with low refrigerant, the AC in Grand Caravan will blow warm air only if the AC system is overcharged with refrigerant.