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? Refrigerant leak in Grand Caravan can be caused by leaking O-ring seals, leaking condenser or evaporator core, or a cracked hose. . If there is no air flow from the air vents in the dashboard when you turn on the heater in your Dodge Grand Caravan, it means the problem is related to the fan or blower motor function. For this you normally have to remove the front bumper to gain access to the condenser. 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. 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. Dirty evaporator can also be the reason for AC problems on your Dodge Grand Caravan. 2014 Dodge Grand Caravan SXT, 3.6, 1000 miles, the warm air works in the back all winter, the front has cold air, dont really understand why only half the air con works, is it too seperate systems, do I have to recharge somewhere in the back too. There is no fixed time for replacing the cabin air filter, but most manufacturers recommend a change after 10,000-20,000 miles. She currently resides in South Florida. A patient turn the temp control to warm because the air conditioner was too cold. 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. There are 2 separate evaporators but only one compressor. 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. Home Troubleshooting Dodge Grand Caravan heater not working causes and diagnosis. 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. A family member purchased a new 2017 Grand Caravan SXT with the rear heat / ac. If the pressure is higher than the recommended pressure, let some refrigerant out preferably into a rag to avoid exposure. Air should blow out of the vents at different intervals during the reset. 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. Eric is online now Continue Related Dodge Questions My Dodge grand Caravan rear AC is blowing hot air while my 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. It doesn't bother me. experience as repair shop manager and technician. Once the leak has been found, this must be closed again by replacing the respective component. There is only one small cable running to the blower fan which transmits the electricity. Unfortunately, this procedure does not allow you to get into the deeper layers of the filter. I have air in front of the van but my back is only blowing out hot 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. If you drive your vehicle in dusty or polluted environment, the filter can get dirty much sooner than manufacturers recommendation. Mine is 2011 and has turn knobs for fan & temp. If it is blown, replacing the fuse will only solve the problem for a very limited period of time. It is important that you enter this 100% correctly, otherwise the result of the search may be inaccurate. Place the key into the ignition and switch it to the "On" position. Mechanic refilled with Freon to include dye so that he could detect a leak. 7.5 pretty bad Typical Repair Cost: $1,500 Average Mileage: 43,900 miles Total Complaints: 4. I have a 2005 . If you drive your vehicle in dusty or polluted environment, the filter can get dirty much sooner than manufacturers recommendation. 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 This vehicle was purchased in July 2014 and as of July 2015, the REAR Air Conditioning unit has stopped working. A worn out or weakened blower motor can also produce abnormal sounds when in operation. 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. It also puts unnecessary strain on the entire AC system which negatively impacts your Grand Caravans fuel consumption. In addition to the normal loss, component defects are usually responsible for the escape of the refrigerant gas on Dodge Grand Caravan. nothing. 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 pressure values based on ambient temperatures differ depending on the type of the refrigerant. 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. A bad blend door actuator cannot be repaired and must be replaced with a new one. Just have it refilled and you can drive with pleasant temperatures again. 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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. Home Troubleshooting Dodge Grand Caravan AC not cooling causes and diagnosis. A professional mechanic can swiftly diagnose the poor AC cooling issue for you. Therefore, it is recommended to do this in a workshop. experience as repair shop manager and technician. Blower not. Larger leaks may already be heard or you can find them with a leak detection spray. 24,855 miles. Aug 25, 2008 2003 Dodge Caravan helpful Flashing lights! This is an illustration of the normal repair that we see in the shop. 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. It is the sole responsibility of the viewer to assume this risk. Its possible the fan is dead, and you may have to replace it. Seem to be moving and so forth. 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. If the condenser is dirty on your Grand Caravan, the simplest solution is to clean it. What to do? 166. This gives you a fresh start for the winter, improves defroster performance, and reduces chances of mold or mildew growth. Start by inspecting the condition of the cabin air filter on your Grand Caravan. Blend door actuator plays a role in controlling the temperature inside your Grand Caravan. 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. There are flush kits available in the market that can help you do the job yourself. 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. If this is the case, the only option is to replace the broken part. Instead of changing the cabin air filter in Grand Caravan, it is often recommended to first clean the filter. The air flow from the vents is choppy and not smooth. A knocking noise could be another indicator of a bad blend door actuator on your Grand Caravan, although its quite rare. In the AC settings, find the three leftmost buttons. However, if you dont turn on the air conditioning on your Grand Caravan for a long time, the parts will stick. Blend air doors can be a problem. Leak was due. 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) After two years, Braun left to pursue her entrepreneurial dreams. tried different settings, defrost, floor and turn the heat on. Check which type of refrigerant your vehicle uses. Tried the above reset, didn't work. 3.8 out of 5 stars. Automatic transmission. 1. My rear a/c is not working in my 2008 town and country, blowers work fine but only blow warm air. Determine if the blend door is moving. Below is a chart that will help with proper pressures. Switch the Mode Control knob to "Panel." This setting only guides air to your face and upper body, not your legs. Dodge Grand Caravan Sport: 2003 Grand Caravan Sport 3.8l 128000km 2003 Grand Caravan Sport 3.8l 128000km with front- and rear-AC system. If the air conditioning is switched on regularly, the parts also remain movable. Dont worry, there is no risk of suffocation, as the air recirculation mode still allows up to approximately 10 percent of the air coming from the air vents to be fresh air from the outside. 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. If your Grand Caravan has push start/stop button, then its possible that your vehicle may not start due to weak key fob battery. When looking for the reason, you should always start with the most obvious cause, insufficient amount of refrigerant. The Questions and Answers on this page are the statements and opinions of their respective authors and not VehicleHistory.com. 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. A knocking noise from behind the dashboard could be an indicator of a bad blend door actuator in your Grand Caravan. Press and hold the top one and bottom one. If you only install a new compressor here, another failure is inevitable, as the chips immediately destroy the new component. You must start the Dodge Caravan to reset the Dodge Caravan climate control. Just like with low refrigerant, the AC in Grand Caravan will blow warm air only if the AC system is overcharged with refrigerant. Did you ever fix it my van has the same problem but all my blend doors ect.. Both should be hot. It was out of warranty when it went, and the shop wanted <too much, for it to be worth it to me> to repair it (had it in for another issue & asked them to check it.) Therefore it is recommended to do this at a workshop. 2010 T&C Touring, 3.8L, 6 Speed 62TE Trans. Note: Dirty cabin air filter mostly only leads to reduced cooling. If the refrigerant level goes down again quickly, it means there is probably a leak. The rear a/c works very, very well and they are very pleased with the a/c system. For a better experience, please enable JavaScript in your browser before proceeding. In case of severe contamination, multiple components may have to be replaced, including the condenser, the evaporator and the compressor. The hot coolant is pumped through the heater core located behind the dashboard. The sound will be most prominent for a few seconds when you turn on the air conditioning or adjust the temperature. It consists of moving parts that convert what is actually a gaseous coolant into liquid this is how your vehicle is cooled. In rare cases, a fault in the climate control unit can cause the AC to stop cooling. Grand Caravan Crew 3.6L V6 Automatic transmission 46,300 miles AC stopped blowing cold. Excessive oil can also reduce the performance of the compressor and can cause it to fail prematurely. The front air con works greatany ideas would could be the problem and how to fix it! Less common causes are clogged expansion valve or orifice tube, overcharged oil, faulty blend door actuator, or a defect in the climate control unit. 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. Over time, grime, bugs and other small particles can build up on its surface and in the gaps of its mesh. Low coolant level or air in the cooling system can cause the heater to stop working properly in Grand Caravan. 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. Over time, these dust particles can builds up on the fins and block the air flow through the evaporator, resulting in poor cooling. 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. The manufacturer was not notified of the failure. CarGurus has 52 nationwide Caravan listings starting at $3,499 . FAILING. The AC stopped working a while ago. (But it bothers the wife about 10 days out of the year.) Therefore, the filter performance will not increase significantly even after cleaning. 10 offers from $23.29. Due to factors beyond the control of RB The Mechanic, no information contained in this video shall create any express or implied warranty or guarantee of any particular result. Its purpose is to seal the combustion gases within the cylinders and to avoid coolant or engine oil leaking into the cylinders. 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 Ask your Dodge dealer. The blend door actuator may require recalibration after replacement. In addition to the vehicle make, model, and engine type, you usually also have to type in the Vehicle Identification Number (VIN). Dodge Grand Caravan. Another patient said the AC is just blowing warm air. 2014 caravan. The design of the heater core is similar to the radiator, it has narrow internal channels through which hot coolant flows. The top button will flash when the reset is completed. 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 blower motor is the central component of the air conditioning system in Grand Caravan, responsible for blowing cold air through the AC vents. 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. 2000 Grand Caravan - drivers side heat not working - Passenger and rear are fine 2 Answers. Do you still sweat while driving your Dodge Grand Caravan? Check all front HVAC fuses and relays M11 and J15 I believe, all good. After cleaning, reconnect the terminals. This would require a scan tool to confirm correct operation. 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. Most diagnostic devices then ask for some information about the vehicle. Home Troubleshooting Dodge Grand Caravan AC not working causes and how to fix it. Warning: Wear gloves and safety glasses before recharging the AC to avoid accidental exposure to harmful chemicals in the refrigerant. The heating system in Grand Caravan uses hot coolant or antifreeze from the engine block to heat the interior of the vehicle. Show more. Note: Dirty cabin air filter mostly only leads to reduced cooling. ! Amedee is online now RB The Mechanic assumes no liability for property damages or injury incurred as a result of any of the information contained in this video. So, all of them must be inspected when diagnosing poor air flow. ZIP: #1 Paul Reputation 2,020 #2 tenspeed Reputation 1,510 #3 Dan Ritz Reputation 1,480 Inspect the cabin air filter (if equipped) to verify that it is not clogged. 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 If the liquid changes color, then there is a leak in head gasket. The Dodge Caravan is a minivan manufactured and sold by the Dodge division of the Chrysler Group. The most common causes that hinders normal operation of air conditioning system on your Dodge Grand Caravan are dirty cabin air filter, refrigerant leak, dirty or clogged condenser, dirty or clogged evaporator, bad blower motor, defective compressor, faulty blend door actuator or any fault in the electrical system. 5th Generation Chrysler Minivans: 2008-2020, 4th Generation Chrysler Minivans: 2001-2007, 3rd Generation Chrysler Minivans: 1996-2000, 2nd Generation Chrysler Minivans: 1991-1995. Your air conditioning system no longer cools properly? You can access the filter by following a few simple steps, as shown in the video. The top button controls the rear wiper on constant and the bottom button controls the rear wiper washer fluid. The pollen filter, also known as the cabin filter or microfilter, is a central component of the ventilation system in your Dodge Grand Caravan. 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. Check the system pressure. Therefore it is important to diagnose a failing water pump at early stages to avoid expensive repairs later on. There is no prescribed time for changing cabin air filter, but most manufacturers recommend a change after 10,000-20,000 miles. This hinders the condensers ability to release heat as less air passes through the mesh, which results in poor cooling in the interior. 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. 2023 Vehicle History Inc. All Rights Reserved. The blend door actuator may require recalibration after replacement. 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. No information contained in this video shall create any expressed or implied warranty or guarantee of any particular result. Low coolant level or air in the heater core can sometimes cause sloshing sound from behind the dashboard when the engine is running. Grand Caravan SXT 3.6L V6. Finding these mostly very small leaks is often not easy. Rear A/C Block off Kit Air Conditioning Block Off Compatible with 2012-2016 Town/Country Dodge Caravan w/Dual Bolts. You must start the Dodge Caravan to reset the Dodge Caravan climate control. It is also cryogenic and can cause severe frostbite when it comes in contact with the skin. 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. If the temperature doesn't change at all, the door may be stuck or broken. 2000 Grand Caravan - drivers side heat not working - Passenger and rear are fine 2 Answers. 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. Next You will need to press the highest and lowest buttons on the AC control panel until the AC light begins to flash. 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. 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? Over time dust can accumulate on the fins and reduce the air flow, which reduces cooling performance. 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 only hot air comes out of the air vents in your Grand Caravan, then the problem probably lies somewhere else. But if the weather is too cold, the engine may never reach its optimal operating temperature with a stuck open thermostat. 0%. 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. A leaking condenser can lead to a loss of refrigerant and reduced cooling performance of the system. Rear blower will not turn on. could the drain be plug and the evaporator is freezing up? There are two ports in the air conditioning system of Grand Caravan. You dont have to go to a workshop to check for a leaking head gasket in your Grand Caravan. Don't worry, you can still start your vehicle - the battery is only used to send the signal for locking/unlocking. Low coolant or air in the cooling system Low coolant level or air in the cooling system can cause the heater to stop working properly in Grand Caravan. Remove the blower fan in a Dodge Caravan by first disconnecting the battery, then waiting two minutes to disable the airbags. You cannot repair a broken blower motor, the part must be replaced with a new one. 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. 37 % of the time it's the. 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. A low refrigerant level in your Grand Caravan does not necessarily mean there is a leak. In the event of a defect, the mechanic can directly initiate the repair. If Your climate control is not working properly in Your Dodge Caravan then You may want to reset it. Switch the Mode Control knob to "Panel." 56,823 Satisfied Customers 20+ yrs. 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. stop for 20 minutes and it work for 1 hour then quit. However, if you turn the A/C completely Off, turn the ignition system off. 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. Your vehicle may also consume more fuel than normal. Follow the manufactures repair procedure and use appropriate safety procedures. That means every time you start the van, climate controls go through self adjustment and check every blend door actuator and blend door. The videos are intended for information only. Connect the pressure gauge to the low pressure (L) port in Grand Caravan. 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. ChryslerMinivan.net is the best forum for Chrysler Town and Country owners to discuss mileage, price, problems, towing and more. As a rule, there is no avoiding a change if the filter is dirty. 1. All do-it-yourself projects entail some risk. The compressor is the heart of the entire air conditioning system on Dodge Grand Caravan. 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. Maybe only the condenser side fan is not working. 2016 Dodge Grand Caravan This problem may be covered under warranty. Sometimes changing the temperature can temporarily stop the sound. The Dodge Caravan AC is known for one thing.. Let us know what you find with this and we can go from there. There are many reasons why air conditioning may not be working properly on your Dodge Grand Caravan. As a rule, there is no avoiding a change if the filter is dirty. Blend door actuator plays a role in controlling the air flow and temperature inside your Grand Caravan. The sound will be most prominent for a few seconds when you turn on the air conditioning or adjust the temperature. Insert the key into the ignition and turn to the "On" position. 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. 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. The head gasket is responsible for providing the seal between the engine block and cylinder heads. This is . What was replaced? Leaks in the head gasket can cause all sorts of problems in your Grand Caravan including poor heater performance. 3. The system is filled with forming gas (nitrogen with a little hydrogen) in the workshop. year to help you gain confidence about one of your largest purchase decisions. 2014 Dodge Grand Caravan SXT (about 65k miles) . Jul 18, 2012. 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 . Driving your Dodge Grand Caravan in warmer temperatures with a malfunctioning air conditioning system can quickly become a nuisance when sweltering heat builds up in the cabin. You can recharge your AC through the low-pressure port with a do it yourself AC recharge kit. The minivan was first manufactured in 1983 and remains in production as of 2011. A bad blend door actuator usually cannot be repaired and must be replaced with a new one. 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 the three leftmost buttons in the AC controls. 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. You just have to locate the coolant overflow reservoir and inspect the level of coolant in it. 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. 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. If there is a problem with the temperature of the air conditioning system, it could be due to a bad blend door actuator. If only hot air comes out of the air vents in your Grand Caravan, then the problem probably lies somewhere else. The leak can be diagnosed by injecting small amount of fluorescent dye into the AC system. Dirty evaporator can cause weak airflow and reduce the heating performance in Grand Caravan.