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Dirty cabin air filter is the leading cause of weak heater airflow in Dodge Grand Caravan. Grand Caravan Blacktop Package 3.6L. It does this by allowing water to enter the engine when it is getting hot, and by keeping coolant from entering while the vehicle warms up. Instead of changing the cabin air filter in Grand Caravan, it is often recommended to first clean the filter. Step 1 Start the Dodge Caravan. Less common causes are clogged expansion valve or orifice tube, overcharged oil, faulty blend door actuator, or a defect in the climate control unit. A patient turn the temp control to warm because the air conditioner was too cold. Over time, grime, bugs and other small particles can build up on its surface and in the gaps of its mesh. Mine is 2011 and has turn knobs for fan & temp. does not research or authenticate any of the Answers provided. Unless the wiring issue is fixed, the fuse will blow again. In case of severe contamination, multiple components may have to be replaced, including the condenser, the evaporator and the compressor. The rear a/c works very, very well and they are very pleased with the a/c system. This can have different causes. I have a 1994 Dodge Caravan with 130,000 miles on it. If the compressor fails, the AC will only blow warm air. Insert the key into the ignition and turn to the "On" position. If you only install a new compressor here, another failure is inevitable, as the chips immediately destroy the new component. In any case, it is advisable for laypersons to visit a workshop. 166. 2010 T&C Touring, 3.8L, 6 Speed 62TE Trans. Press and hold the top one and bottom one. You just have to locate the coolant overflow reservoir and inspect the level of coolant in it. Shake the canister briefly and release the refrigerant into the system until the recommended pressure has been achieved. Below is a chart that will help with proper pressures. 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. When looking for the reason, you should always start with the most obvious cause, insufficient amount of refrigerant. Two compressors for a rear air problem? Don't worry, you can still start your vehicle - the battery is only used to send the signal for locking/unlocking. If one fails the test, you get the blinking rear defroster.Problem is a bit deeper because if you replace the failed blend door actuators with replacement parts (such as Dorman), the new actuator will work, but still fail the self adjustment test. Unfortunately, this procedure does not allow you to get into the deeper layers of the filter. If one is hot and the other is cold, you have a plugged heater core. 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. Aug 25, 2008 2003 Dodge Caravan helpful Flashing lights! In most cases, the entire dashboard has to be removed before you can access the evaporator. Home Troubleshooting Dodge Grand Caravan AC not working causes and how to fix it. 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. VehicleHistory.com Place the key into the ignition and switch it to the "On" position. The air conditioning is a blessing, especially in hot temperatures. 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. Both should be hot. This information is typically located under the hood and/or in the owners manual. 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. This gives you a fresh start for the winter, improves defroster performance, and reduces chances of mold or mildew growth. What 3 far left buttons? Once the leak has been found, this must be closed again by replacing the respective component. Most modern vehicles use R-134a refrigerant, but newer vehicles are increasingly using R-1234yf as a more environmentally friendly replacement. After the Dealer replaced 2 major Components in the AC System, the Air still comes on in Neutral and Park even when the Air is not switched on and only the Outside Vent is on. Switch the Mode Control knob to "Panel." Doing a DIY diesel swap? All do-it-yourself projects entail some risk. The vehicle has an air conditioning system (AC) to cool passengers during warm weather and hot drives. Diana Braun began her writing career as a consultant and technical writer for a software company focusing on how-to, training, white paper, and internal process documentation. 56,823 Satisfied Customers 20+ yrs. The heater in Dodge Grand Caravan ensures comfortable temperature in the passenger compartment when the weather is chilly. Any injury, damage or loss that may result from improper use of these tools, equipment, or the information contained in this video is the sole responsibility of the user and not RB The Mechanic 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. 2016 Dodge Grand Caravan This problem may be covered under warranty. If found dirty, clean it using a brush. 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. 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You dont have to remove the heater core in your Grand Caravan to check if it is clogged. 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. No luck. Determine if the blend door is moving. The sound will be most prominent for a few seconds when you turn on the air conditioning or adjust the temperature. 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. Instead of changing it directly, it is often recommended to first clean the pollen filter. The only thing that helps is swapping with a new one. A maximum of the metal pipes can be rinsed here. Note: Dirty cabin air filter mostly only leads to reduced cooling. The AC will start to calibrate and reset. 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. 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. 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. Just have it refilled and you can drive with pleasant temperatures again. 37 % of the time it's the. No information contained in this video shall create any expressed or implied warranty or guarantee of any particular result. Anytime there is a problem with the temperature of the air conditioning system, it could be a problem with the blend door actuator. The sound will be most prominent for a few seconds when you turn on the air conditioning or adjust the temperature. Therefore, the filter performance will not increase significantly even after cleaning. It is a filter! Sometimes changing the temperature can temporarily stop the sound. 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 puts strain on the motor and further reduces the air flow and cooling performance, and may also cause unusual noises from behind the dashboard. In rare cases, a fault in the climate control unit can cause the AC to stop cooling. Remove the cap from the low pressure service port labelled L, and connect the AC recharge kit. 7.5 pretty bad Typical Repair Cost: $1,500 Average Mileage: 43,900 miles Total Complaints: 4. ( 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. . 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. If your Grand Caravan has push start/stop button, then its possible that your vehicle may not start due to weak key fob battery. Christopher S July 30, 2020. Vehicle History's team of automotive experts brings you the most accurate and up-to-date used car information. Heat and air works great but if you say, switch to floor then it willbe floor and face. 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. Your vehicle may also consume more fuel than normal. 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. If your Grand Caravan is losing coolant, that means there is a leak somewhere or it is getting burned up inside the engine. The head gasket is responsible for providing the seal between the engine block and cylinder heads. Did you ever come across a Problem like this? The system is filled with forming gas (nitrogen with a little hydrogen) in the workshop. If you drive your vehicle in dusty or polluted environment, the filter can get dirty much sooner than manufacturers recommendation. 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. Cleaning the evaporator in Grand Caravan is not a simple task. 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. 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 . Excessive oil can also reduce the performance of the compressor and can cause it to fail prematurely. The blend door actuator may require recalibration after replacement. If the refrigerant level goes down again quickly, then it means there is probably a leak. 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. This is an illustration of the normal repair that we see in the shop. In this way, it can be determined whether the loss of refrigerant is due to a defective condenser. Caravan fan and ac not working 1 Answer. Unfortunately, this procedure does not allow you to get into the deeper layers of the filter. But if the weather is too cold, the engine may never reach its optimal operating temperature with a stuck open thermostat. 2000 Grand Caravan - drivers side heat not working - Passenger and rear are fine 2 Answers. 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. This vehicle was purchased in July 2014 and as of July 2015, the REAR Air Conditioning unit has stopped working. 24,855 miles. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. There is no prescribed time for changing cabin air filter, but most manufacturers recommend a change after 10,000-20,000 miles. Insert the key into the ignition and turn to the "On" position. 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. Caravan fan and ac not working 1 Answer. 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 The blower motor is the central component of the air conditioning system in Grand Caravan, responsible for blowing cold air through the AC vents. Press the top button to complete the reset. 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. 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. Tried the above reset, didn't work. 92492 20+ yrs. 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. Larger leaks may already be heard or you can find them with a leak detection spray. The AC stopped working a while ago. Keep in mind that the front AC will not cool the van as good as having a twin system. Really? Therefore it is important to diagnose a failing water pump at early stages to avoid expensive repairs later on. Leak was due. fan is running and no air is moving. A dirty filter causes the overall ventilation of the interior to deteriorate resulting in reduced cooling, heating and air flow. This hinders the condensers ability to release heat as less air passes through the mesh, which results in poor cooling in the cabin. IMPORTANT COVID 19 SHIPPING NOTICE. She currently resides in South Florida. 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 may need recharging after every few years. The dryer is often overlooked. In the AC settings, find the three leftmost buttons. To improve heating efficiency, it is recommended to switch on air recirculation mode. It is the sole responsibility of the viewer to assume this risk. 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. A dirty filter causes the overall ventilation of the interior to deteriorate resulting in reduced cooling and air flow. The minivan was first manufactured in 1983 and remains in production as of 2011. 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. 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. Clogged heater core is one of the leading causes of heating not working in Dodge Grand Caravan. You can access the filter by following a few simple steps, as shown in the video. Weak key fob battery. In that case driving at high speed should blow some cold air from the AC. "AC unit" - what does that mean? 2023 Vehicle History Inc. All Rights Reserved. 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? There are several causes for AC not blowing cold air in Grand Caravan, which we will go through in this article. Connect the pressure gauge to the low pressure (L) port in Grand Caravan. HVAC with 3 zone controls. The failure mileage was 125,393. Release the buttons once you see the light flash. Over time, the heater core can begin to rust or mineral deposits can form in these channels, blocking the flow of the coolant. Another patient said the AC is just blowing warm air. 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. 3 offers from $32.73. You cannot repair a broken blower motor, the part must be replaced with a new one. There are many reasons why air conditioning may not be working properly on your Dodge Grand Caravan. 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. There are many reasons for poor heating performance in Grand Caravan, which are explained in this article. FAILING. 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. Blower not. Rear AC Block Kit Ford E-Series Van. Check the system pressure. 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. Check all the relevant fuses and relays related to the air-conditioning system in your Grand Caravan. 2014 caravan. That means every time you start the van, climate controls go through self adjustment and check every blend door actuator and blend door. stop for 20 minutes and it work for 1 hour then quit. Happened on the 2008 Dodge I drive for the company. 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 bad water pump will not only cause poor heating, but can also result in engine damage due to overheating. by Ed Ruelas on January 04, 2016 Heating AC Inspection Cost Service Location SELECT YOUR VEHICLE $94.99 - $114.99 Price range for all vehicles ( 68) A patient turn the temp control to warm because the air conditioner was too cold. A leaking condenser can lead to a loss of refrigerant and reduced cooling performance of the system. QuiteAlright is not responsible or liable for any loss damage (including, but not limited to, actual, consequential, or punitive), liability, claim, or any other injury or cause related to or resulting from any information posted in this video. 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 block off kit can be found here: www.streetrodguys.com 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. Bad Thermostat The job of your Caravan's thermostat is to regulate the temperature of the engine. year to help you gain confidence about one of your largest purchase decisions. 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.