The dryer is often overlooked. 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. If your Grand Caravan is losing coolant, that means there is a leak somewhere or it is getting burned up inside the engine. 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. This gives you a fresh start for the winter, improves defroster performance, and reduces chances of mold or mildew growth. Mark helpful. She currently resides in South Florida. 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. Instead of changing the cabin air filter in Grand Caravan, it is often recommended to first clean the filter. 90,000 miles. The design of the heater core is similar to the radiator, it has narrow internal channels through which hot coolant flows. Below is a chart that will help with proper pressures. It will be anywhere from $1000 tp $1500 to have a garage do the work. Determine if the blend door is moving. Unfortunately, this procedure does not allow you to get into the deeper layers of the filter. The most common reasons a Dodge Caravan ac isn't working are a refrigerant leak, an electrical climate control issue, or a problem with the air conditioning compressor. Once again I don't have rear climate controls in this van. 2012 Dodge Grand Caravan Heater Not Working Properly Once the leak has been found, this must be closed again by replacing the respective component. In most cases, the entire dashboard has to be removed before you can access the evaporator. You dont have to go to a workshop to check for a leaking head gasket in your Grand Caravan. Both of these are at risk of clogging due to contamination, for example due to metal shavings from a failing compressor. This can have different causes. 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. There are many reasons why the heater in your Dodge Grand Caravan is not working properly. 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 The Fora platform includes forum software by XenForo. The videos are intended for information only. This would require a scan tool to confirm correct operation. rear AC, grand caravan | AnandTech Forums: Technology, Hardware The sound will be most prominent for a few seconds when you turn on the air conditioning or adjust the temperature. 2023 Vehicle History Inc. All Rights Reserved. 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) You need a pro that specializes in AC systems to troubleshoot what the issues are. Feel both the rubber lines going in and out of the heater core after the engine has warmed up. But if the weather is too cold, the engine may never reach its optimal operating temperature with a stuck open thermostat. 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. Blower not working, no air condition or heat? For a better experience, please enable JavaScript in your browser before proceeding. Just have it refilled and you can drive with pleasant temperatures again. Insufficient amount of refrigerant in the AC system is one of the leading causes of AC not blowing cold air in Grand Caravan. In the AC settings, find the three leftmost buttons. experience as repair shop manager and technician. There are many reasons for poor heating performance in Grand Caravan, which are explained in this article. The pressure values based on ambient temperatures differ depending on the type of the refrigerant. A/C Works on Dash but Not in Rear - Heat Kicks On? Jun 14, 2017. Instead of changing the cabin air filter in Grand Caravan, it is often recommended to first clean the filter. Let us know what you find with this and we can go from there. Press and hold the top one and bottom one. 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. When you turn on the heating, air gets blown through the heater core, warming the air in the cabin.If there is air trapped inside the heater core, the coolant will not be able to flow through it properly. If you have front AC that is working fine then the rear should also work if the blower is working. Aug 25, 2008 2003 Dodge Caravan helpful Flashing lights! Many - Many - Many . A defective sealing ring, a worn line or a condenser that has been damaged by a stone chip are the most common causes. Dodge Caravan AC Not Cooling: Why and How to Fix (But it bothers the wife about 10 days out of the year.) Low coolant level or air in the cooling system can cause the heater to stop working properly in Grand Caravan. Leaks in the head gasket can cause all sorts of problems in your Grand Caravan including poor heater performance. Less common causes are clogged expansion valve or orifice tube, overcharged oil, faulty blend door actuator, or a defect in the climate control unit. How do i reset the climate control Dodge Caravan? - VehicleHistory Caravan fan and ac not working 1 Answer. A family member purchased a new 2017 Grand Caravan SXT with the rear heat / ac. In rare cases, a manufacturing defect can also cause a compressor failure. Just like with low refrigerant, the AC in Grand Caravan will blow warm air only if the AC system is overcharged with refrigerant. If found dirty, clean it using a brush. HOLD the buttons for 10 sec and the instrument cluster will go into a diagnostic sequence. 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. Seem to be moving and so forth. This is mostly common in older vehicles. year to help you gain confidence about one of your largest purchase decisions. There are many reasons why your Dodge Grand Caravan AC is not cooling properly. Bought brand new in March 2012. Rear AC Block Kit Ford E-Series Van. Had front blower fan not working and rear was. 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. Step 3 Locate the three leftmost buttons in the AC controls. Dodge Grand Caravan Questions - Rear ac blows air but not cool air You can access the filter by following a few simple steps, as shown in the video. Dodge Grand Caravan won't start - causes and how to fix it Rear ac in Dodge Grand Caravan not blowing. Blend door actuator plays a role in controlling the air flow and temperature inside your Grand Caravan. dash and headlights RESET PROCEDURE With the ignition off, press the TRIP and RESET buttons at the same time you turn on the ignition. Dodge Caravan Questions - Rear A/C Problems - CarGurus Dodge Grand Caravan AC blowing hot air - causes and how to fix it 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. 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. Dirty cabin air filter is the leading cause of weak heater airflow in Dodge Grand Caravan. Check all front HVAC fuses and relays M11 and J15 I believe, all good. 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. 2014 Grand Caravan front blower doesn't work, rear We research hundreds of models each The air conditioning is a blessing, especially in hot temperatures. However, if you dont turn on the air conditioning on your Grand Caravan for a long time, the parts will stick. IMPORTANT COVID 19 SHIPPING NOTICE. One is labelled H for high-pressure and the other one is labelled L for low-pressure. HVAC with 3 zone controls. The AC light should illuminate and then flash. 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 setting only directs air to your face and upper body and not your feet. Sometimes when a thermostat goes bad, it stays stuck open. Rear A/C not working properly - 2CarPros A dirty filter causes the overall ventilation of the interior to deteriorate resulting in reduced cooling, heating and air flow. Check which type of refrigerant your vehicle uses. The Questions and Answers on this page are the statements and opinions of their respective authors and not VehicleHistory.com. Resetting the system is something You can do from home but it takes a few steps. 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. This can happen due to a leak or if the AC has not been recharged for a long time. 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. The compressor is the heart of the entire air conditioning system on Dodge Grand Caravan. There are 2 separate evaporators but only one compressor. There is only one small cable running to the blower fan which transmits the electricity. 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. 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. Recirculate air function not working | Dodge Charger Forum Bad Thermostat The job of your Caravan's thermostat is to regulate the temperature of the engine. However, the high-pressure refrigerant pulls these chips back with it during operation and the next damage is inevitable. Insert the key into the ignition and turn to the "On" position. The rear HVAC housing has electric stepper motors driving the temperature blend door (cool/warm) and the air mode door (side/headliner vents). A professional mechanic can swiftly diagnose the poor AC cooling issue for you. No information contained in this video shall create any expressed or implied warranty or guarantee of any particular result. A dirty filter causes the overall ventilation of the interior to deteriorate resulting in reduced cooling and air flow. about the air conditioner on a new caravan | Allpar Forums If the condenser is dirty on your Grand Caravan, the simplest solution is to clean it. A low refrigerant level in your Grand Caravan does not necessarily mean there is a leak. If one is hot and the other is cold, you have a plugged heater core. A leaking condenser can lead to a loss of refrigerant and reduced cooling performance of the system. Remove the glove compartment, unscrew the blower fan and then unplug the electricity to it. 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. The vehicle has an air conditioning system (AC) to cool passengers during warm weather and hot drives. Air should blow out of the vents at different intervals during the reset. Therefore, the filter performance will not increase significantly even after cleaning. If you drive your vehicle in dusty or polluted environment, the filter can get dirty much sooner than manufacturers recommendation. The water pump is the heart of the cooling system in Grand Caravan responsible for pumping coolant throughout the system and cooling the engine. How to Repair a Dodge Caravan Air Conditioning System Tried the above reset, didn't work. Join now! 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. 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. In any case, it is advisable for laypersons to visit a workshop. Jul 18, 2012. Inspect the cabin air filter (if equipped) to verify that it is not clogged. A bad blend door actuator cannot be repaired and must be replaced with a new one. As a rule, there is no avoiding a change if the filter is dirty. Grand Caravan Crew 3.6L V6 Automatic transmission 46,300 miles AC stopped blowing cold. The Dodge Caravan AC is known for one thing.. Dodge Grand Caravan AC not cooling - causes and diagnosis - WheelsJoint.com By filling and properly bleeding the system the heat should come back. Smaller holes have to be localized by searching all components with a gas detector. It also puts unnecessary strain on the entire AC system which negatively impacts the fuel consumption. 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. Christopher S July 30, 2020. Locate two rubber hoses that connect to the heater core through the firewall area. 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. Blower not. 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. Happened on the 2008 Dodge I drive for the company. Insert the key into the ignition and turn to the "On" position. BK14055 Rear A/C Block Off Kit, Air Conditioning - Amazon 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. Did you ever come across a Problem like this? 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. 8 people found this helpful. 3.8 out of 5 stars. Step 1 Start the Dodge Caravan. In rare cases, a fault in the climate control unit can cause the AC to stop cooling. Where are the 3 buttons to hold for reset? If there is a problem with the temperature of the air conditioning system, it could be due to a bad blend door actuator. So, even if you recharged your Grand Caravan AC at the recommended pressure, the system could still over pressurize when the ambient temperatures get warmer. Switch the Mode Control knob to "Panel." Most diagnostic devices then ask for some information about the vehicle. 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. 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. Dodge Caravan AC Is Not Working - RepairPal.com This hinders the condensers ability to release heat as less air passes through the mesh, which results in poor cooling in the interior. A knocking noise could be another indicator of a bad blend door actuator on your Grand Caravan, although its quite rare. ! 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. Dodge Grand Caravan AC not working - causes and how to fix it If only hot air comes out of the air vents in your Grand Caravan, then the problem probably lies somewhere else. Air Conditioner Problems of Dodge Grand Caravan Automatic transmission. Therefore it is recommended to do this at a workshop. It is now 90+ degrees where we live with high humidity. tried different settings, defrost, floor and turn the heat on. If fans arent coming on, you should have engine overheating issues. In order to find leaks in the air conditioning system, a leak search is carried out in the workshop using forming gas even the smallest leaks can be detected. If the condenser is dirty on your Grand Caravan, the simplest solution is to clean it. Start the Dodge Caravan. Your vehicles air conditioning system has an expansion vale or an orifice tube, depending on the model. Caravan fan and ac not working 1 Answer. You cannot repair a broken blower motor, the part must be replaced with a new one. The lights will turn off and when they come back on press the AC button when it is blinking and that will turn it back on. Mine is 2011 and has turn knobs for fan & temp. It is the sole responsibility of the viewer to assume this risk. 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. 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 . A broken compressor is usually irreparable. 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You must start the Dodge Caravan to reset the Dodge Caravan climate control. If you drive your vehicle in dusty or polluted environment, the filter can get dirty much sooner than manufacturers recommendation. Unfortunately, this procedure does not allow you to get into the deeper layers of the filter. Home Troubleshooting Dodge Grand Caravan heater not working causes and diagnosis. exactly issue im not sure why people mentioned the filter or a door not closing those 2 has nothing to do with a fan not working !! With the tool connected, turn on the ignition. 2014 Dodge Grand Caravan A/C Not Working: 3 Complaints Do you still sweat while driving your Dodge Grand Caravan? nothing. Your air conditioning system no longer cools properly? You can recharge your AC through the low-pressure port with a do it yourself AC recharge kit. In any case, it is advisable for laypersons to visit a workshop.
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