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Rear ac not working (sometimes) Jump to Latest Follow 1K views 16 replies 8 participants last post by desperation_odyssey Jul 26, 2023. Rechungred Discussion starter 3 posts · Joined 2023 Add to quote; Only show this user #1 · Jul 6, 2023. I have a 2008 and the rear ac is working intermittently. ...The fuse diagram is on the backside of the fuse box in the engine compartment. You can either pull the fuse out manually (there is a handy set of fuse tweezers there in the fuse compartment), or a circuit light tester is like $3. Check the fuses and relays first. Then ask questions like “is the AC still cold, but it’s just not blowing in ...42. Reaction score. 0. They will still light up because the light doesn't draw that much power whereas the HVAC does so it won't kick in. I had the same problem in my 2000 NBS Suburban. My rear wiper would work but if I turned on the rear defroster the wipers would stop. I found that they all tied into the same ground.Verify if the temperature valve is working properly: • If it has been validated that the rear temperature valve is not working properly, replace the A/C distributor case. • If the temperature valve has been found to be working correctly, refer to SI for further diagnostics. Bulletin No.: 17-NA-293 June, 2019 Page 3 Service Procedure 5361052The reason your rear ac is not working may be due to a faulty compressor or low refrigerant levels. If your rear ac is not working, the cause may be a malfunctioning compressor or a refrigerant leak. The compressor could be failing because of a faulty clutch, wiring issues, or damaged mechanical components.1. Reaction score. 0. I had a broken blend door on my Tahoe and a broken actuator motor that was located underneath the dash and very difficult to access. The repair was going to cost me over $1300 at my mechanic. After some research online, I found a kit called the HeaterTreater and had it installed by one of their affiliate mechanics.5577 posts · Joined 2014. #4 · Aug 19, 2021. Like @fishycomics mentioned, be sure that the wheel on the actual vent is in the open position, and as @beww mentioned, the air will only come out of the rear vent is certain airflow settings. Site FAQs are very helpful. Previous Hondas 2020 CR-V Touring, 2019 Acura RDX, 2018 CR-V Touring, 2014 CR ...82 posts · Joined 2009. #2 · Jul 20, 2012. The main fuse for the Rear AC blower is a 40 Amp called RR A/C in that box. Also could be the RR A/C Relay.The power and control circuit for the rear blower is the same for the Automatic or Manual systems. View attachment 074aacre.pdf.The fuse diagram is on the backside of the fuse box in the engine compartment. You can either pull the fuse out manually (there is a handy set of fuse tweezers there in the fuse compartment), or a circuit light tester is like $3. Check the fuses and relays first. Then ask questions like "is the AC still cold, but it's just not blowing in ...ExcursionPSD. 572 posts · Joined 2000. #3 · Jul 17, 2007. If the temp control knob does not make the air hotter or colder, you have a problem with the hot/cold blend door system for the Rear A/C. Could be a bad rotary switch in the overhead, or a wiring problem, or a blend door motor problem, or a binding door itself.You need a pro that specializes in AC systems to troubleshoot what the issues are. Possible leaks or failed components in the rear. Just make sure you have deep pockets.... One option would be to block off the rear lines and no longer use the Rear AC, just depending on the front AC to cool the van. My 1998 Sienna went that route.The reason your rear ac is not working may be due to a faulty compressor or low refrigerant levels. If your rear ac is not working, the cause may be a malfunctioning compressor or a refrigerant leak. The compressor could be failing because of a faulty clutch, wiring issues, or damaged mechanical components.If ok, then you will need to check for 12v on the blue/brown wire and the dark blue wire at the rear blower motor controller/resistor with fan on high setting. If 12v present on both, check for 12v on the blue wire at the rear blower motor. If 12v present, replace blower motor. If 12v not present, replace the blower motor controller/resistor.1. Turn off the engine and open the hood. Locate the air conditioner compressor, which is usually located near the front of the engine. 2. Disconnect the negative battery terminal. This will prevent electrical shock while you work on the air conditioner. 3. Remove the drive belt from the compressor pulley.Rear Blower not working. I replace the blower motor and resister before checking power. Still nothing. I then checked for power: No power to blower, but I have 12V at the orange 3 prog plug going in to the resister,just next to the blower, new standard p/n RU394 - old p/N Carter 7491. The blower motor power comes from resister - 12V into ...kc8flb. get a shop manual and follow the troubleshooting steps, step-by-step and you will find the core root issue without replacing parts. You will run out of money replacing parts before finding the culprit. The rear screen in the model 3 was a surprise. It feels premium for a car that starts under $40,000.1. Turn off the engine and open the hood. Locate the air conditioner compressor, which is usually located near the front of the engine. 2. Disconnect the negative battery terminal. This will prevent electrical shock while you work on the air conditioner. 3. Remove the drive belt from the compressor pulley.3. Location. La. Just noticed today that my rear AC/heat blower fan is not blowing at all. The front AC is blowing normally via manual fan control and temp or auto (set it and forget it). When I push the rear AC fan control switch, I can hear clicking in the back as I've always heard, but the fan doesn't come on at any speed as I push on the ...Just took in my wife's 2017 Durango GT AWD to the dealership service department to diagnose the problem. Ours has the same issue. They said the magnets that hold the headliner are weak which makes the airflow weak in a few vents. When they push the headliner up against the roof the airflow is good.37k miles. Rear ac isn’t blowing cold air, temperature is around 60°-65°. Front ac is working fine, around 32°-35°. Tested rear blower motor actuators and they are working fine, blower motor resistor and expansion valve are brand new (OEM) AC lines are fine there are no leaks. Low side line gets cold but the one going to the rear ...Rear AC Blower Motor not working, inoperative, no air coming from rear vent. This video is for you. Step by step diagnostic procedures. Yukon, Tahoe, GMC, Ch...Jul 12, 2012 · Fred Spanuello. Just make sure the temp control on the upper console facing the rear seats is not turn to warm. 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. Another patient said the AC is just blowing warm air.The blower on the rear heat unit is not working. Rear A/C works just fine. Gets cold and blows hard My troubleshooting so far: ... (which I know works) with the Rear Heat/AC Relay for a gut-check. The headlights still worked after, no change in blower motor. I also tried plugging the rear AC blower motor (worked before removal) into the Rear ...Start by checking the fuses. If that is not the issue you will probably have to get into the right rear panel that covers the rear climate control items to check to see if power is getting to the blower. If there is power, then the motor is probably shot. When my refrigerant was low, the first sign was that the rear air was blowing warm while ...73impala Discussion starter. 5196 posts · Joined 2010. #1 · Jul 19, 2011. My parents have a 2003 suburban and the rear ac doesn't work. We've checked all the fuses and they are fine, replaced the blower motor, and swapped out the rear controls and nothing has fixed it.Apr 16, 2019 · Marcil. I have two Transits, One 350 XLT, One 350 HD XLT, with the 350 HD XLT have had to replace blower motor in rear AC Unit twice now. First Check power at Motor connection with switch on, if power is present replace motor about $200.00. if no power replace Blower motor resister in the air Duct just inch's above Motor, about another $150.00.Will double check them make sure i didn't over look one. If not, will try to locate the blower motor an hook it up to a 12v source an see if it kicks on. You can buy a 3-day pass to techauthority, which should give you all the shop manual info. Here is what I could find for the 2014 rear blower electrical diagrams.heater blows cold air A/C stopped working heater core engine complaint electrical issue heater complaint transmission complaint paint defect Acadia recall. Maximize. The 2014 GMC Acadia has 4 ...The most common causes for AC fan blower motor not working in GMC Acadia are blown fuse, bad relay, resistor or control module malfunction and faulty blower motor. 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. 1.Rear AC Blower Not Working. So a few weeks ago I lost the rear AC in my 2016 Transit 15 passenger 350 XLT. The heat in this van only blows out of the top vents, and the AC blows from the bottom vents. It was this way since we purchased it, and I believe is the intended design. If I turn the heat on, the blower cuts on and air comes out of the ...Press and release the button to switch the rear climate control on or off. Note: If the system is on and Max Defrost is switched on through the front climate controls, the system turns off. It turns back on when Max Defrost is switched off. Note: If Max Defrost is switched on, the system can be turned on at the same time.Take it to the dealer for a quick fix, or, do a search here for DIY instructions. Note: there's a small "air filter" for the rear a/c located behind the plastic trim panel of the center console on the driver's side. Just pop the panel off with your fingers to expose the filter and vacuum accordingly. The filter on my '02 MDX was totally clogged ...Electromagnetic induction occurs when an electrical wire passes through a changing magnetic field. Generators use electromagnetic induction to convert mechanical energy into electr...Replaced the rear AC relay, no dice. Jumped the relay pins 3-5 and the fan would spin but not very fast. But fast enough that it put out cold air with the front AC on. But the manual speed control did not work Powered the fan directly from the cigarette lighter socket and it spun like a bat out of hell!Oct 28, 2019 · Just guessing but looking at schematic logically, you are losing power at that relay, or fuse before it. Since both the fan motor and solenoid aren't working. Separate grounds. If you pull that relay out while the key is on and rear heat turned on, you should hear it click, and put it back in click again.Finally the temperature sensor, which will be in the car near the fan motor may be bad, which will cause the actuator to act weird and give random temperatures. A ford expedition vehicle experiencing failure of only the rear air conditioning is probably experiencing a damaged or failed rear a/c actuator.For Your Lexus RX350, You can use the manual climate control, or if You have the premium package, You can use the display system to turn on the rear AC. For those without premium, using the manual button, press AUTO to make the fans come on, then adjust the air by using the temperature up and down arrows. To move the air to the back, all You ...Jul 20, 2012 · 82 posts · Joined 2009. #2 · Jul 20, 2012. The main fuse for the Rear AC blower is a 40 Amp called RR A/C in that box. Also could be the RR A/C Relay.The power and control circuit for the rear blower is the same for the Automatic or Manual systems. View attachment 074aacre.pdf./ Rear air conditioner not working in 2002 Ford Expedition. Rear air conditioner not working in 2002 Ford Expedition. Report; Follow; Asked by bastian Aug 19, 2014 at 01:57 AM about the 2002 Ford Expedition XLT 4WD. Question type: Maintenance & Repair.SOURCE: 2005 yukon air conditioning not blowing,rear works. The best thing to do would be to remove the blower motor and use a set of jumper wires to connect it to a battery or battery charger. If it works, the problem is the blower resistor. They are a common problem with GM products. Posted on Sep 25, 2010.Jun 16, 2023 · Start by checking the fuses. If that is not the issue you will probably have to get into the right rear panel that covers the rear climate control items to check to see if power is getting to the blower. If there is power, then the motor is probably shot. When my refrigerant was low, the first sign was that the rear air was blowing warm while ...6395 posts · Joined 2016. #22 · Jun 14, 2020. The Transit mixes hot air from the heater with cold air from the AC to maintain what ever temp the temperature control is set at. Hot water flows threw the heater at all times, the hot water can not be turned off. Two blending doors control the hot and cold air mix./ Rear air conditioner not working in 2002 Ford Expedition. Rear air conditioner not working in 2002 Ford Expedition. Report; Follow; Asked by bastian Aug 19, 2014 at 01:57 AM about the 2002 Ford Expedition XLT 4WD. Question type: Maintenance & Repair.July 3, 2020. #1. I have a 2013 Explorer XLT and the rear ac will not blow cold. When I turn it to hot the temperature of the air does not change. I can not find any info on this. Any help pups be greatly appreciated. Join the Elite Explorers for $20 each year.Are you considering an AC and furnace replacement? Whether your current system is outdated, inefficient, or simply not working as it should, replacing your AC and furnace can signi...Oct 3, 2022 · 1. AC Blowing No Air at All. Usually the culprit. If your Chrysler Pacifica has no air moving through the climate system at all, that’s a lot easier to diagnose than the air that is blowing not being cool enough. When there’s no air flowing through the van’s cabin, a bad blower motor usually causes this scenario.My 2001 Suburban 1500 rear AC is not working properly. I think the cooling is OK, but the fan only works some of the time. When the fan works, it works great but when it doesn't work it doesn't work at all. Mechanic's Assistant: What's the approximate mileage on your 2001 Suburban 1500? 230k.Open cup holder and remove two attaching screws to bottom of cup holder. 5. Open bin and remove two attaching screws to bottom of bin. 6. Remove front floor console sidewall attaching screws, three per side. 7. Raise front floor console and disconnect wiring harness. 8. Remove front floor console from vehicle.I can get the rear AC and heat to work through Sync 3 - no problems there but the rear climate controls don't do anything. The lock out light is not turned on. Power appears to be to the controls because the knobs are lit. Rear seat heaters can be turned on and off from the controls. It seems just the fan knob doesn't do anything....

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