Grand Caravan SXT 3.6L V6. Caravan fan and ac not working 1 Answer. 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. year to help you gain confidence about one of your largest purchase decisions. Blend air doors can be a problem. 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. 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. 0%. Check the system pressure. 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. There are many reasons why the heater in your Dodge Grand Caravan is not working properly. There are two ports in the air conditioning system of Grand Caravan. There are 2 separate evaporators but only one compressor. 5th Generation Chrysler Minivans: 2008-2020, 4th Generation Chrysler Minivans: 2001-2007, 3rd Generation Chrysler Minivans: 1996-2000, 2nd Generation Chrysler Minivans: 1991-1995. Insufficient lubricant: The compressor in Grand Caravan needs lubrication to function properly and minimize mechanical wear by reducing friction. 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. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. When a blower motor goes bad, it usually makes unusual noises when in operation, and the passengers may feel reduced airflow from the air vents. The best fix is to replace the rear evaporator and hope it goes more than 2 years before the problem happens again. 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. Therefore it is important to diagnose a failing water pump at early stages to avoid expensive repairs later on. 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Refrigerant leak in Grand Caravan can be caused by leaking O-ring seals, leaking condenser or evaporator core, or a cracked hose. Christopher S July 30, 2020. 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. Home Troubleshooting Dodge Grand Caravan AC not working causes and how to fix it. Ditto. Remove the glove compartment, unscrew the blower fan and then unplug the electricity to it. Your air conditioning system no longer cools properly? Seem to be moving and so forth. Check which type of refrigerant your vehicle uses. The blend door actuator may require recalibration after replacement. Just have it refilled and you can drive with pleasant temperatures again. A knocking noise could be another indicator of a bad blend door actuator on your Grand Caravan, although its quite rare. The sound will be most prominent for a few seconds when you turn on the air conditioning or adjust the temperature. 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. 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. Let us know what you find with this and we can go from there. Therefore it is recommended to do this at a workshop. 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. In any case, it is advisable for laypersons to visit a workshop. The AC light should illuminate and then flash. . Most diagnostic devices then ask for some information about the vehicle. 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The water pump is the heart of the cooling system in Grand Caravan responsible for pumping coolant throughout the system and cooling the engine. 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. A family member purchased a new 2017 Grand Caravan SXT with the rear heat / ac. The vehicle has an air conditioning system (AC) to cool passengers during warm weather and hot drives. Warning: Wear gloves and safety glasses before recharging the AC to avoid accidental exposure to harmful chemicals in the refrigerant. HVAC with 3 zone controls. 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. 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 Your vehicle may also consume more fuel than normal. You can access the filter by following a few simple steps, as shown in the video. There are many reasons why air conditioning may not be working properly on your Dodge Grand Caravan. 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. 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. Blower not working, no air condition or heat? However, if you dont turn on the air conditioning on your Grand Caravan for a long time, the parts will stick. 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. Your vehicles air conditioning system has an expansion vale or an orifice tube, depending on the model. 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. 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. 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. 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 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. The buttons of the air conditioning unit may start flashing due to a momentary electrical failure, in which case a reset of the AC is necessary. Eric, Automotive Repair Shop. This is mostly common in older vehicles. Copyright 2023 Leaf Group Ltd. / Leaf Group Media, Auto User Manual: Dodge Caravan Owner's Manual. IMPORTANT COVID 19 SHIPPING NOTICE. It consists of moving parts that convert what is actually a gaseous coolant into liquid this is how your vehicle is cooled. There are several causes for AC not blowing cold air in Grand Caravan, which we will go through in this article. Did you ever fix it my van has the same problem but all my blend doors ect.. Next You will need to press the highest and lowest buttons on the AC control panel until the AC light begins to flash. Mark helpful. 2000 Grand Caravan - drivers side heat not working - Passenger and rear are fine 2 Answers. A knocking noise from behind the dashboard could be an indicator of a bad blend door actuator in your Grand Caravan. 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) Tried the above reset, didn't work. Therefore, the filter performance will not increase significantly even after cleaning. Turn on the AC and set it to the coldest setting, and the fan speed to maximum. Therefore, it is recommended to do this in a workshop. The procedure, commonly called calibration, initiates the self diagnostic test and system reset for the vehicle's air conditioning. If the temperature doesn't change at all, the door may be stuck or broken. 2019. Check all the relevant fuses and relays related to the air-conditioning system in your Grand Caravan. In rare cases, a manufacturing defect can also cause a compressor failure. It also puts unnecessary strain on the entire AC system which negatively impacts your Grand Caravans fuel consumption. Blower not. 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. Turn the Mode Control dial to "Panel." The Fora platform includes forum software by XenForo. This would require a scan tool to confirm correct operation. 2010 T&C Touring, 3.8L, 6 Speed 62TE Trans. Caravan fan and ac not working 1 Answer. Weak key fob battery. Insufficient amount of refrigerant is still the main cause of a non-functioning AC system. Grand Caravan Blacktop Package 3.6L. 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. You dont have to remove the heater core in your Grand Caravan to check if it is clogged. Both should be hot. Another patient said the AC is just blowing warm air. To complete the reset, press the top button. 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. Larger leaks may already be heard or you can find them with a leak detection spray. This information is typically located under the hood and/or in the owners manual. (But it bothers the wife about 10 days out of the year.) 2000 Grand Caravan - drivers side heat not working - Passenger and rear are fine 2 Answers. 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. 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. Hope this helps. If the fuse is blown, replace it with a new one with the specified amp rating. In rare cases, a fault in the climate control unit can cause the heater to stop functioning. 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. Grand Caravan Crew 3.6L V6 Automatic transmission 46,300 miles AC stopped blowing cold. The Dodge Caravan is a minivan manufactured and sold by the Dodge division of the Chrysler Group. 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