This gives you a fresh start for the winter, improves defroster performance, and reduces chances of mold or mildew growth. The air flow from the vents is choppy and not smooth. Heat up and heat down?I have a 2017 Dodge Grand Caravan back AC very hit and miss - not working, Pull the M 11 fuse if you dont have the power button. Amedee is online now 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. JavaScript is disabled. Vehicle: 2000 Dodge Grand Caravan LE; Engine 3.8L, automaticDual heaters (front and rear)Front heater has Driver Passenger controlsAbout 3 days ago the heat stopped coming out of the drivers. 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. 92492 20+ yrs. 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. You can recharge your AC through the low-pressure port with a do it yourself AC recharge kit. A bad water pump will not only cause poor heating, but can also result in engine damage due to overheating. 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. Heat and air works great but if you say, switch to floor then it willbe floor and face. You cannot repair a broken blower motor, the part must be replaced with a new one. A dirty filter causes the overall ventilation of the interior to deteriorate resulting in reduced cooling, heating and air flow. Therefore, the filter performance will not increase significantly even after cleaning. A clogged or leaking condenser can also be the reason for air-conditioning not working properly on your Grand Caravan. Dirty evaporator can also be the reason for AC problems on your Dodge Grand Caravan. 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 top button will flash when the reset is completed. There is only one small cable running to the blower fan which transmits the electricity. Thanks for your support! Rear controls stuck and blowing high heat no matter what happens in other zones. Step 3 Locate the three leftmost buttons in the AC controls. Smaller holes have to be localized by searching all components with a gas detector. The dryer is often overlooked. The inside of the vehicle is developing a bad moldy smell. This vehicle was purchased in July 2014 and as of July 2015, the REAR Air Conditioning unit has stopped working. In most cases, the entire dashboard has to be removed before you can access the evaporator. It is a well known problem and any Caravan I have every seen has had this problem. If the temperature doesn't change at all, the door may be stuck or broken. 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 you have front AC that is working fine then the rear should also work if the blower is working. The vehicle replaced a 2013 Chevrolet Equinox. In this way, it can be determined whether the loss of refrigerant is due to a defective condenser. Press and hold the top one and bottom one. Check fan relay. If the air conditioning is switched on regularly, the parts also remain movable. The compressor is the heart of the entire air conditioning system on Dodge Grand Caravan. If the coolant level is low, open the cap and pour some coolant into the tank until it is between minimum and maximum mark. Rear A/C Block off Kit Air Conditioning Block Off Compatible with 2012-2016 Town/Country Dodge Caravan w/Dual Bolts. dash and headlights RESET PROCEDURE With the ignition off, press the TRIP and RESET buttons at the same time you turn on the ignition. She currently resides in South Florida. By filling and properly bleeding the system the heat should come back. Cleaning the evaporator in Grand Caravan is not a simple task. I have a 2005 . Specifically replace the condenser, evacuated, and recharge the AC system with R134 refrigerant on a 2002 Dodge Caravan minivan. year to help you gain confidence about one of your largest purchase decisions. (But it bothers the wife about 10 days out of the year.) 24,855 miles. Therefore, the filter performance will not increase significantly even after cleaning. With the tool connected, turn on the ignition. What to do? It also puts unnecessary strain on the entire AC system which negatively impacts the fuel consumption. Insufficient lubricant: The compressor in Grand Caravan needs lubrication to function properly and minimize mechanical wear by reducing friction. does not research or authenticate any of the Answers provided. This mode is useful for clearing fog from the windows. Home Troubleshooting Dodge Grand Caravan heater not working causes and diagnosis. The Town & Country and Grand Caravan mini vans are susceptible to rear A/C issues, especially in the rust belt. 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. 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. Flushing is done by pushing water through the outlet hose of the heater core and draining the gunk from the inlet hose. 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. IMPORTANT COVID 19 SHIPPING NOTICE. 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. 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 . In addition to the vehicle make, model, and engine type, you usually also have to type in the Vehicle Identification Number (VIN). Check which type of refrigerant your vehicle uses. Home Troubleshooting Dodge Grand Caravan AC not cooling causes and diagnosis. Just make sure the temp control on the upper console facing the rear seats is not turn to warm. 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 dirty filter causes the overall ventilation of the interior to deteriorate resulting in reduced cooling and air flow. Another patient said the AC is just blowing warm air. Vehicle History's team of automotive experts brings you the most accurate and up-to-date used car information. 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. 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 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. I have a 1994 Dodge Caravan with 130,000 miles on it. A professional mechanic can swiftly diagnose the poor AC cooling issue for you. 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. Eric is online now Continue Related Dodge Questions My Dodge grand Caravan rear AC is blowing hot air while my 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. Additionally, if you drive your Grand Caravan with AC system set to fresh outside air most of the time, your cabin air filter will get dirty much sooner as compared to air recirculation mode. 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. 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. To improve heating efficiency, it is recommended to switch on air recirculation mode. 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 the condenser is dirty on your Grand Caravan, the simplest solution is to clean it. Very common problem & they were surprised there . 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. When the heater is turned on and the AC turned off, the compressor does not turn on and the evaporator is not cooled. This would require a scan tool to confirm correct operation. 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. 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. A professional mechanic can swiftly diagnose the heating issue for you. There are several causes for AC not blowing cold air in Grand Caravan, which we will go through in this article. 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. 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. 10 offers from $23.29. Had front blower fan not working and rear was. A family member purchased a new 2017 Grand Caravan SXT with the rear heat / ac. 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. Before you consider replacing the heater core in your Grand Caravan, it is recommended to flush the existing heater core. The procedure, commonly called calibration, initiates the self diagnostic test and system reset for the vehicle's air conditioning. Check your vehicles owners manual or look under the hood to find the type of the refrigerant your vehicle uses. One is labelled H for high-pressure and the other one is labelled L for low-pressure. The blend door actuator may require recalibration after replacement. Keep in mind that the front AC will not cool the van as good as having a twin system. A knocking noise from behind the dashboard could be an indicator of a bad blend door actuator in your Grand Caravan. 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 water pump is the heart of the cooling system in Grand Caravan responsible for pumping coolant throughout the system and cooling the engine. 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When a blower motor goes bad, it usually makes unusual noises when in operation, and the passengers may feel reduced air flow from the AC vents. 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.) 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The pressure values based on ambient temperatures differ depending on the type of the refrigerant. No luck. If only hot air comes out of the air vents in your Grand Caravan, then the problem probably lies somewhere else. There are many reasons for poor heating performance in Grand Caravan, which are explained in this article. Caravan fan and ac not working 1 Answer. . I bought it used, but the air worked fine when I bought it in 2004. Happened on the 2008 Dodge I drive for the company. Once the leak has been found, this must be closed again by replacing the respective component. 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. 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. 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. The minivan was first manufactured in 1983 and remains in production as of 2011. Leak was due. If only hot air comes out of the air vents in your Grand Caravan, then the problem probably lies somewhere else. The Dodge Caravan AC is known for one thing.. The result is a defective compressor that can no longer be repaired. 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. Insufficient amount of refrigerant in the AC system is one of the leading causes of AC not blowing cold air in Grand Caravan. 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. 56,823 Satisfied Customers 20+ yrs. Unless the wiring issue is fixed, the fuse will blow again. Where are the 3 buttons to hold for reset? This can happen due to a leak or if the AC has not been recharged for a long time. Clearing the air from the heater core will not help until the head gasket has been replaced. Step 2 Turn the Mode Control dial to "Panel." This setting only directs air to your face and upper body and not your feet. 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. A leaking condenser can lead to a loss of refrigerant and reduced cooling performance of the system. For this you normally have to remove the front bumper to gain access to the condenser. 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 information is typically located under the hood and/or in the owners manual. The failure mileage was 125,393. If the pressure is higher than the recommended pressure, let some refrigerant out preferably into a rag to avoid exposure. To begin troubleshooting, you must first connect the diagnostic tool to your Grand Caravan. Unfortunately, this procedure does not allow you to get into the deeper layers of the filter. 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. In that case driving at high speed should blow some cold air from the AC. It is also cryogenic and can cause severe frostbite when it comes in contact with the skin. 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. 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. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. 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. HOLD the buttons for 10 sec and the instrument cluster will go into a diagnostic sequence. The most common symptom of faulty blend door actuator on Dodge Grand Caravan is a slight clicking sound repeatedly coming from under the dashboard. 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. Unfortunately, this procedure does not allow you to get into the deeper layers of the filter. Blower not working, no air condition or heat? Since the heater core is usually slightly higher, the air will accumulate in there first. Weak key fob battery. could the drain be plug and the evaporator is freezing up? 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. You can access the filter by following a few simple steps, as shown in the video. It is now 90+ degrees where we live with high humidity. CarGurus has 52 nationwide Caravan listings starting at $3,499 . 8 people found this helpful. 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. Check all front HVAC fuses and relays M11 and J15 I believe, all good. Low coolant level or air in the heater core can sometimes cause sloshing sound from behind the dashboard when the engine is running. 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. Hope this helps. Dirty evaporator can also significantly reduce AC cooling performance in Grand Caravan. Therefore it is recommended to do this at a workshop. We research hundreds of models each If there is a problem with the temperature of the air conditioning system, it could be due to a bad blend door actuator. This is mostly common in older vehicles. 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. Your air conditioning system no longer cools properly? 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. 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. Jun 14, 2017. If it is blown, replacing the fuse will only solve the problem for a very limited period of time. Over time, the heater core can begin to rust or mineral deposits can form in these channels, blocking the flow of the coolant. Since then, she has launched several startups including a t-shirt business, an online marketing and advertising t-shirt distribution business, and an entertainment site. Automatic transmission. Connect the pressure gauge to the low pressure (L) port in Grand Caravan. You dont have to remove the heater core in your Grand Caravan to check if it is clogged. 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. 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. 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. Warning: Wear gloves and safety glasses before recharging the AC to avoid accidental exposure to harmful chemicals in the refrigerant. 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. The OBDII connector is usually located under the dashboard. However, if you turn the A/C completely Off, turn the ignition system off. 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. Dodge Grand Caravan. 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. 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.