Possible leaks or failed components in the rear. 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. Rear controls stuck and blowing high heat no matter what happens in other zones. When looking for the reason, you should always start with the most obvious cause, low refrigerant level in the system. I have a 1994 Dodge Caravan with 130,000 miles on it. Since the heater core is usually slightly higher, the air will accumulate in there first. 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. Let us know what you find with this and we can go from there. 1. 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 !! The heating system in Grand Caravan uses hot coolant or antifreeze from the engine block to heat the interior of the vehicle. The air conditioning is a blessing, especially in hot temperatures. In case of severe contamination, multiple components may have to be replaced, including the condenser, the evaporator and the compressor. 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. As a rule, there is no avoiding a change if the filter is dirty. The pollen filter, also known as the cabin air filter or microfilter, is responsible for filtering the air that the passengers breathe in the cabin. The AC light should illuminate and then flash. 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. Another patient said the AC is just blowing warm air. Heat and air works great but if you say, switch to floor then it willbe floor and face. Refrigerant leak in Grand Caravan can be caused by leaking O-ring seals, leaking condenser or evaporator core, or a cracked hose. 2014 Dodge Grand Caravan SXT (about 65k miles) . 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) 2000 Grand Caravan - drivers side heat not working - Passenger and rear are fine 2 Answers. So, all of them must be inspected when diagnosing poor air flow. Its possible the fan is dead, and you may have to replace it. It's an obvious rear mode door or switchology problem as stated. Dodge Caravan - Looking for a Used Caravan in your area? The minivan was first manufactured in 1983 and remains in production as of 2011. 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. 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. 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 result is a defective compressor that can no longer be repaired. 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. 166. 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. Jun 14, 2017. 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. 3 offers from $32.73. Since some OBD codes are manufacturer-specific, the scanner will be able to give you more accurate information if you enter more details about your 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 Blend air doors can be a problem. Insufficient lubricant: The compressor in Grand Caravan needs lubrication to function properly and minimize mechanical wear by reducing friction. Checking coolant level in Grand Caravan is a fairly some job. This hinders the condensers ability to release heat as less air passes through the mesh, which results in poor cooling in the cabin. If your Grand Caravan is losing coolant, that means there is a leak somewhere or it is getting burned up inside the engine. Most modern vehicles use R-134a refrigerant, but newer vehicles are increasingly using R-1234yf as a more environmentally friendly replacement. HOLD the buttons for 10 sec and the instrument cluster will go into a diagnostic sequence. The system is filled with forming gas (nitrogen with a little hydrogen) in the workshop. Over time, grime, bugs and other small particles can build up on its surface and in the gaps of its mesh. Step 3 Locate the three leftmost buttons in the AC controls. In the AC settings, find the three leftmost buttons. 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. I have a 2005 . The sound will be most prominent for a few seconds when you turn on the air conditioning or adjust the temperature. However, if you dont turn on the air conditioning on your Grand Caravan for a long time, the parts will stick. Happened on the 2008 Dodge I drive for the company. A patient turn the temp control to warm because the air conditioner was too cold. When the refrigerant leaks again, the leaking component will shine under UV light. CarGurus has 52 nationwide Caravan listings starting at $3,499 . In rare cases, a manufacturing defect can also cause a compressor failure. If there isnt enough oil added with the refrigerant or to the compressor itself if it was replaced, the internal components of the compressor will wear out and cease to function. If you turn it to heat, does the air get hotter? The vehicle has an air conditioning system (AC) to cool passengers during warm weather and hot drives. 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 pollen filter, also known as the cabin air filter or microfilter, is responsible for filtering the air that the passengers breathe in Dodge Grand Caravan. 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. It is now 90+ degrees where we live with high humidity. Shake the canister briefly and release the refrigerant into the system until the recommended pressure has been achieved. Just make sure the temp control on the upper console facing the rear seats is not turn to warm. 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. It consists of moving parts that convert what is actually a gaseous coolant into liquid this is how your vehicle is cooled. Press and hold the top one and bottom one. 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. The rear HVAC housing has electric stepper motors driving the temperature blend door (cool/warm) and the air mode door (side/headliner vents). 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. The water pump is the heart of the cooling system in Grand Caravan responsible for pumping coolant throughout the system and cooling the engine. VehicleHistory.com The manufacturer was not notified of the failure. Locate the three leftmost buttons in the AC controls. Cabin air filter captures most of the dirt or other airborne particles, but some escape and fall on to the evaporator. Dirty evaporator can also be the reason for AC problems on your Dodge Grand Caravan. 56,823 Satisfied Customers 20+ yrs. Due to the complexity of the replacement job, it is not recommended as a DIY project. There are 2 separate evaporators but only one compressor. Dodge Grand Caravan. In that case driving at high speed should blow some cold air from the AC. Note: If the blower motor suddenly fails from one second to the next, you must first check whether a blown fuse is responsible for the failure. You dont have to go to a workshop to check for a leaking head gasket in your Grand Caravan. Grand Caravan Blacktop Package 3.6L. Insert the key into the ignition and turn to the "On" position. The front air con works greatany ideas would could be the problem and how to fix it! (But it bothers the wife about 10 days out of the year.) I bought it used, but the air worked fine when I bought it in 2004. 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. The blend door actuator may require recalibration after replacement. Check all the relevant fuses and relays related to the air-conditioning system in your Grand Caravan. 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. 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. Where are the 3 buttons to hold for reset? It is a well known problem and any Caravan I have every seen has had this problem. We research hundreds of models each Home Troubleshooting Dodge Grand Caravan AC not cooling causes and diagnosis. Therefore, it is recommended to do this in a workshop. 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. A defective sealing ring, a worn line or a condenser that has been damaged by a stone chip are the most common causes. Water pumps usually last for more than 100,000 miles, but they can fail at any time. Bought brand new in March 2012. Over time, these dust particles can builds up on the fins and block the air flow through the evaporator, resulting in poor cooling. There is no prescribed time for changing cabin air filter, but most manufacturers recommend a change after 10,000-20,000 miles. The refrigerant pressure is affected by the outside atmospheric temperature. Your air conditioning system no longer cools properly? It is the sole responsibility of the viewer to assume this risk. Wisconsin certified. 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. 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? You can use pressure washer for cleaning, but make sure its at low pressure setting, as high pressure can damage the delicate fins on the condenser. Remove the glove compartment, unscrew the blower fan and then unplug the electricity to it. Check the owners manual of your vehicle or the fuse box cover to find the exact location of the AC fuses. The videos are intended for information only. 7.5 pretty bad Typical Repair Cost: $1,500 Average Mileage: 43,900 miles Total Complaints: 4. Anytime there is a problem with the temperature of the air conditioning system, it could be a problem with the blend door actuator. A dirty filter causes the overall ventilation of the interior to deteriorate resulting in reduced cooling, heating and air flow. ( 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. Keep in mind, an AC compressor can fail without any apparent cause, especially in older vehicles or in vehicles that have racked up too many miles. 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. This can have different causes. Its purpose is to seal the combustion gases within the cylinders and to avoid coolant or engine oil leaking into the cylinders. If the refrigerant level goes down again quickly, it means there is probably a leak. 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. A blown head gasket can cause the exhaust gases from the engine to enter the cooling system and plug the heater core. If you drive your vehicle in dusty or polluted environment, the filter can get dirty much sooner than manufacturers recommendation. tried different settings, defrost, floor and turn the heat on. 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. Rear blower will not turn on. 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. 3. If the condenser is dirty on your Grand Caravan, the simplest solution is to clean it. The head gasket is responsible for providing the seal between the engine block and cylinder heads. 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. Unfortunately, this procedure does not allow you to get into the deeper layers of the filter. There is no prescribed time for changing cabin air filter, but most manufacturers recommend a change after 10,000-20,000 miles. 10 offers from $23.29. 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. Vehicle History's team of automotive experts brings you the most accurate and up-to-date used car information. The wiring harness itself can go bad. Did you ever come across a Problem like this? In any case, it is advisable for laypersons to visit a workshop. Home Troubleshooting Dodge Grand Caravan AC not working causes and how to fix it. Just like with low refrigerant, the AC in Grand Caravan will blow warm air only if the AC system is overcharged with refrigerant. Insert the key into the ignition and turn to the "On" position. A bad blend door actuator usually cannot be repaired and must be replaced with a new one. Caravan fan and ac not working 1 Answer. 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. Leak was due. 2019. Eric is online now Continue Related Dodge Questions My Dodge grand Caravan rear AC is blowing hot air while my 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. After two years, Braun left to pursue her entrepreneurial dreams. There are several causes for AC not blowing cold air in Grand Caravan, which we will go through in this article. The rear works fine, AC cycles on fine, but no matter what I can't get any air to come out of the front. Finding these mostly very small leaks is often not easy. Keep in mind that the front AC will not cool the van as good as having a twin system. Too much oil: If there is excessive amount of oil added with the refrigerant, it can cause compressor performance issues which reduces cooling efficiency, and can also cause premature compressor failure. It's fake /inaccurate, What high and low buttons? 2019 Dodge Grand Caravan 35 Anniversary Model. 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. 2023 Vehicle History Inc. All Rights Reserved. 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. 5th Generation Chrysler Minivans: 2008-2020, 4th Generation Chrysler Minivans: 2001-2007, 3rd Generation Chrysler Minivans: 1996-2000, 2nd Generation Chrysler Minivans: 1991-1995. 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. Over time, the heater core can begin to rust or mineral deposits can form in these channels, blocking the flow of the coolant. 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. A dirty filter causes the overall ventilation of the interior to deteriorate resulting in reduced cooling and air flow. Remove the blower motor, typically located under the passenger side dashboard, and inspect the condition of the cage. Unless the wiring issue is fixed, the fuse will blow again. 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. 37 % of the time it's the. Switch the Mode Control knob to "Panel." 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. What 3 far left buttons? 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. Instead of changing the cabin air filter in Grand Caravan, it is often recommended to first clean the filter. All do-it-yourself projects entail some risk. 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. That means every time you start the van, climate controls go through self adjustment and check every blend door actuator and blend door. Due to factors beyond the control of RB The Mechanic, it cannot guarantee against unauthorized modifications of this information. fan is running and no air is moving. Thanks for your support! The Questions and Answers on this page are the statements and opinions of their respective authors and not VehicleHistory.com. 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. What these are and what you can do about it, we explain in this article. 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. 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. Turn the Mode Control dial to "Panel." 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. The pollen filter, also known as the cabin filter or microfilter, is a central component of the ventilation system in your Dodge Grand Caravan. 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. Did you ever fix it my van has the same problem but all my blend doors ect.. A knocking noise could be another indicator of a bad blend door actuator on your Grand Caravan, although its quite rare. Symptoms of a Bad or Failing Blower Motor Relay If the blower motor does not function, car fuses are blown, or relays are melting, you may have to replace the car blower motor relay. ! 2016 Dodge Grand Caravan This problem may be covered under warranty. If too much dirt is caked in the blower fins, it can throw off the balance of the spinning cage and cause it to wobble. The OBDII connector is usually located under the dashboard. As a rule, there is no avoiding a change if the filter is dirty. Inspect the cabin air filter (if equipped) to verify that it is not clogged. "AC unit" - what does that mean? Christopher S July 30, 2020. experience as repair shop manager and technician. 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.) Release the buttons once you see the light flash. No information contained in this video shall create any expressed or implied warranty or guarantee of any particular result. Step 1 Start the Dodge Caravan. It is generally recommended to replace the cabin air filter every year at the start of the winter season. So, all of them must be inspected when diagnosing poor airflow. There are two ports in the air conditioning system of Grand Caravan. The inside of the vehicle is developing a bad moldy smell. There are many reasons why the heater in your Dodge Grand Caravan is not working properly. 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. When looking for the reason, you should always start with the most obvious cause, insufficient amount of refrigerant. Caravan fan and ac not working 1 Answer. In any case, it is advisable for laypersons to visit a workshop. Clogged heater core is one of the leading causes of heating not working in Dodge Grand Caravan. 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. Press and hold the top one and bottom one. A family member purchased a new 2017 Grand Caravan SXT with the rear heat / ac. Connect the pressure gauge to the low pressure (L) port in Grand Caravan. 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. This mode is useful for clearing fog from the windows. The most common causes for AC blowing hot air in Dodge Grand Caravan are low or overcharged refrigerant, compressor malfunction, dirty condenser or evaporator coils, faulty blend door actuator, defective evaporator temperature sensor, bad AC pressure sensor, and bad fuse or relay. In this video we show you How To Repair a Dodge Caravan Air Conditioning System. Low coolant level or air in the heater core can sometimes cause sloshing sound from behind the dashboard when the engine is running.
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