Tried all combinations of power on, rotating the know etc. 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. Recirculate air function not working | Dodge Charger Forum Unfortunately, this procedure does not allow you to get into the deeper layers of the filter. Over time, the heater core can begin to rust or mineral deposits can form in these channels, blocking the flow of the coolant. 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It also puts unnecessary strain on the entire AC system which negatively impacts the fuel consumption. 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. The air conditioning is a blessing, especially in hot temperatures. Its purpose is to seal the combustion gases within the cylinders and to avoid coolant or engine oil leaking into the cylinders. In any case, it is advisable for laypersons to visit a workshop. 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. In the event of a defect, the mechanic can directly initiate the repair. Determine if the blend door is moving. Dodge Grand Caravan. year to help you gain confidence about one of your largest purchase decisions. 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. Did you ever fix it my van has the same problem but all my blend doors ect.. 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. Therefore, the filter performance will not increase significantly even after cleaning. If the compressor fails, the AC will only blow warm air. A maximum of the metal pipes can be rinsed here. So, all of them must be inspected when diagnosing poor air flow. 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. RB The Mechanic assumes no liability for property damages or injury incurred as a result of any of the information contained in this video. 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. Another patient said the AC is just blowing warm air. 2000 Grand Caravan - drivers side heat not working - Passenger and rear are fine 2 Answers. ZIP: #1 Paul Reputation 2,020 #2 tenspeed Reputation 1,510 #3 Dan Ritz Reputation 1,480 Both of these are at risk of clogging due to contamination, for example due to metal shavings from a failing compressor. A clogged or leaking condenser can also be the reason for air-conditioning not working properly on your Grand Caravan. Dirty evaporator can also significantly reduce AC cooling performance in Grand Caravan. However, if you dont turn on the air conditioning on your Grand Caravan for a long time, the parts will stick. Dodge Grand Caravan heater not working - causes and diagnosis Dodge Grand Caravan won't start - causes and how to fix it It is a well known problem and any Caravan I have every seen has had this problem. could the drain be plug and the evaporator is freezing up? 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. Mechanic refilled with Freon to include dye so that he could detect a leak. Locate the three leftmost buttons in the AC controls. A patient turn the temp control to warm because the air conditioner was too cold. Dodge Caravan: Heater Not Working Diagnosis | Drivetrain Resource does not research or authenticate any of the Answers provided. 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. For a better experience, please enable JavaScript in your browser before proceeding. 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. Place the key into the ignition and switch it to the "On" position. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. Cabin air filter captures most of the dirt or other airborne particles, but some escape and fall on to the evaporator. Step 3 Locate the three leftmost buttons in the AC controls. Before you consider replacing the heater core in your Grand Caravan, it is recommended to flush the existing heater core. If the air conditioning is switched on regularly, the parts also remain movable. Follow the manufactures repair procedure and use appropriate safety procedures. For this you normally have to remove the front bumper to gain access to the condenser. The inside of the vehicle is developing a bad moldy smell. Blend door actuator plays a role in controlling the temperature inside your Grand Caravan. Amedee is online now The most common causes for AC not cooling properly in Dodge Grand Caravan are low or overcharged refrigerant, compressor malfunction, clogged cabin air filter, dirty condenser or evaporator coils, dirty or sluggish blower motor, and bad fuse or relay. If the coolant level is low, open the cap and pour some coolant into the tank until it is between minimum and maximum mark. Show more. Find a better mechanic. The procedure, commonly called calibration, initiates the self diagnostic test and system reset for the vehicle's air conditioning. There is only one compressor so the freon must travel to the rear evaporator. 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. It doesn't bother me. You must start the Dodge Caravan to reset the Dodge Caravan climate control. Remove the blower fan in a Dodge Caravan by first disconnecting the battery, then waiting two minutes to disable the airbags. 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. about the air conditioner on a new caravan | Allpar Forums A defective sealing ring, a worn line or a condenser that has been damaged by a stone chip are the most common causes. Grand Caravan Blacktop Package 3.6L. Instead of changing it directly, it is often recommended to first clean the pollen filter. Note: Dirty cabin air filter mostly only leads to reduced cooling. #1. Turn the Mode Control dial to "Panel." 2000 Grand Caravan - drivers side heat not working - Passenger and rear are fine 2 Answers. Resetting the system is something You can do from home but it takes a few steps. You need a pro that specializes in AC systems to troubleshoot what the issues are. If you drive your vehicle in dusty or polluted environment, the filter can get dirty much sooner than manufacturers recommendation. 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Rear ac in Dodge Grand Caravan not blowing. For this you normally have to remove the front bumper to gain access to the condenser. 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. Therefore, the filter performance will not increase significantly even after cleaning. 2012 Dodge Grand Caravan A/C Not Working: 4 Complaints The most common causes for AC not cooling properly in Dodge Grand Caravan are low or overcharged refrigerant, compressor malfunction, clogged cabin air filter, dirty condenser or evaporator coils, dirty or sluggish blower motor, and bad fuse or relay. You cannot repair a broken blower motor, the part must be replaced with a new one. In that case driving at high speed should blow some cold air from the AC. Happened on the 2008 Dodge I drive for the company. Blower not. Dirty evaporator can also be the reason for AC problems on your Dodge Grand Caravan. Dodge Grand Caravan AC not cooling - causes and diagnosis - WheelsJoint.com Over time, these dust particles can builds up on the fins and block the air flow through the evaporator, resulting in poor cooling. 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. 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. 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 . AC dont work on Dodge Caravan Check FUSE & Relay RB The Mechanic 59.2K subscribers Subscribe 44K views 2 years ago Due to factors beyond the control of RB The Mechanic, it cannot guarantee. Unfortunately, this procedure does not allow you to get into the deeper layers of the filter. Where are the 3 buttons to hold for reset? 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. nothing. The water pump is the heart of the cooling system in Grand Caravan responsible for pumping coolant throughout the system and cooling the engine. As a rule, there is no avoiding a change. 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. 18,300 miles. There are many reasons why the heater in your Dodge Grand Caravan is not working properly. Home Troubleshooting Dodge Grand Caravan AC not cooling causes and diagnosis. If your Grand Caravan is losing coolant, that means there is a leak somewhere or it is getting burned up inside the engine. Release the buttons once you see the light flash. Copyright 2023 Leaf Group Ltd. / Leaf Group Media, Auto User Manual: Dodge Caravan Owner's Manual. Just have it refilled and you can drive with pleasant temperatures again. If found dirty, clean it using a brush. Start by inspecting the condition of the cabin air filter on your Grand Caravan. Next You will need to press the highest and lowest buttons on the AC control panel until the AC light begins to flash. Heat and air works great but if you say, switch to floor then it willbe floor and face. Pulled the glovebox down and looked at the blower motor area for a baffle, didn't see one but got up under the glove box and banged on the bottom of the blower motor housing and the fan kicked on and has continued working. There is only one small cable running to the blower fan which transmits the electricity. 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 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. A family member purchased a new 2017 Grand Caravan SXT with the rear heat / ac. What 3 far left buttons? 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) The front air con works greatany ideas would could be the problem and how to fix it! FAILING. rear AC, grand caravan | AnandTech Forums: Technology, Hardware This setting only directs air to your face and upper body and not your feet. The result is a defective compressor that can no longer be repaired. After two years, Braun left to pursue her entrepreneurial dreams. For us shade tree mechanics and cheap people the best fix is to just block the rear ac off. Many - Many - Many . 166. Switch the Mode Control knob to "Panel." Rear A/C not working properly - 2CarPros In addition to the normal loss, component defects are usually responsible for the escape of the refrigerant gas on Dodge Grand Caravan. 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. We research hundreds of models each The air conditioning system in Dodge Grand Caravan has a condenser coil that sits at the front of the vehicle, and is responsible for releasing the heat from the refrigerant into the ambient air. I have a 1994 Dodge Caravan with 130,000 miles on it. In case of severe contamination, multiple components may have to be replaced, including the condenser, the evaporator and the compressor. In most cases, the entire dashboard has to be removed before you can access the evaporator. To begin troubleshooting, you must first connect the diagnostic tool to your Grand Caravan. tried different settings, defrost, floor and turn the heat on. Rear blower will not turn on. With the tool connected, turn on the ignition. If the temperature changes a little, the module may need calibration with the scan tool (StarScan, StarMobile, etc). The blend door actuator may require recalibration after replacement. The failure mileage was 125,393. It will be anywhere from $1000 tp $1500 to have a garage do the work. 90,000 miles. If you only install a new compressor here, another failure is inevitable, as the chips immediately destroy the new component. A/c Blowing Hot Air: I Am a Lady and Do Not Know Alot About - 2CarPros Why isn't the climate control in rear working? Vents, etc - CarGurus To complete the reset, press the top button. Chrysler Town & Country or Dodge Caravan Rear Air Conditioning Repair After cleaning, reconnect the terminals. The top button will flash when the reset is completed. If fans arent coming on, you should have engine overheating issues. Checking coolant level in Grand Caravan is a fairly some job. 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 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. 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. As soon as the light starts to flash release the two buttons and the system will reset. 5th Generation Chrysler Minivans: 2008-2020, 4th Generation Chrysler Minivans: 2001-2007, 3rd Generation Chrysler Minivans: 1996-2000, 2nd Generation Chrysler Minivans: 1991-1995. Blend door actuator plays a role in controlling the temperature inside your Grand Caravan. 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. 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. Grand Caravan SXT 3.6L V6. Your vehicle may also consume more fuel than normal. 3.8 out of 5 stars. 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. Rear controls stuck and blowing high heat no matter what happens in other zones. 2023 Vehicle History Inc. All Rights Reserved. The compressor is the heart of the entire air conditioning system on Dodge Grand Caravan. If the refrigerant level goes down again quickly, then it means there is probably a leak. Hope this helps. What to do? Finding these mostly very small leaks is often not easy. Grand Caravan Crew 3.6L V6 Automatic transmission 46,300 miles AC stopped blowing cold. 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. Your vehicles air conditioning system has an expansion vale or an orifice tube, depending on the model. 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 you have front AC that is working fine then the rear should also work if the blower is working. 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. If Your climate control is not working properly in Your Dodge Caravan then You may want to reset it. The vehicle was not repaired. It is the sole responsibility of the viewer to assume this risk. ! Thanks Press and hold the top one and bottom one. 1. Since the heater core is usually slightly higher, the air will accumulate in there first. The AC light should illuminate and then flash. If you drive your vehicle in dusty or polluted environment, the filter can get dirty much sooner than manufacturers recommendation. But if the weather is too cold, the engine may never reach its optimal operating temperature with a stuck open thermostat. 56,823 Satisfied Customers 20+ yrs. experience as repair shop manager and technician. 2014 Dodge Grand Caravan A/C Not Working: 3 Complaints 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. One is labelled H for high-pressure and the other one is labelled L for low-pressure. ( 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. 37 % of the time it's the. The air flow from the vents is choppy and not smooth. 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 the refrigerant leaks again, the leaking component will shine under UV light. Once the leak has been found, this must be closed again by replacing the respective component. In rare cases, a fault in the climate control unit can cause the AC to stop cooling. 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 the blend door actuator fails to fully open the blend door towards the heater core, it will result in poor heating performance. Did you ever come across a Problem like this? Eric, Automotive Repair Shop. Doing a DIY diesel swap? Dodge Caravan AC Is Not Working - RepairPal.com 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. 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. Initially thought to replace the entire system, but figured it would be cheaper to replace the valve, clean the rear evaporator and replace the dryer.