Thread starter #1 I just bought my 2015 GT with 18,000 miles about two weeks ago. Belt: If the serpentine belt is worn, it can slip when the compressor engages, causing noises. You must log in or register to reply here. The A/C compressor pulley wobbled and made noise when I spun it. the new AC compressor clutch bearing is toast!". Another noise you might hear from the air conditioner clutch is a heavy thunk when you engage the air. The refrigerant helps the AC … suggestions. The most valuable solution is changing the whole AC compressor. To ensure our content is always up-to-date with current information, best practices, and professional advice, articles are routinely reviewed by industry experts with years of hands-on experience. Noisy AC compressor? Questions of a Do It Yourself nature should be In fact, the noise is reduced when the compressor is on. Car AC Refrigerant. I was able to locate it to the … I'll be out of town starting tomorrow so my reply may take a day or two. Listen for any internal buzzing or clicking from the clutch. I knew if I continued to drive the truck with the bad bearing it would eventually sieze and cause the serpintine belt to break leaving me stranded and probably ruining the air conditioner compressor… A/C operation, normal noises. This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register. Re: AC compressor … It only was noisey when I turned on my A/C because of the fan clutch. Then when the unit kicks on they could hear a noise. The next video shows you how to check the … If any of those interior components break or the compressor’s internal bearings fail, then all sorts of noises can be produced. Noted below are a few of the common reasons why you might hear noises coming from the bell housing or the clutch department, along with a few of the best methods for troubleshooting these issues so that a professional mechanic can make repairs. When i shut off the AC the clicking stops. home improvement and repair website. Are you having any trouble shifting? Mechanic's Assistant: Has the clutch been slipping? Idler pulley. This could either be the air conditioning clutch or the serpentine belt slipping. Discussion Starter • #1 • Mar 18, 2013. My air conditioner model number CA5530VKA1 does not run. A buzzing noise from the compressor when the air-conditioning clutch … This guide will help you diagnose the problem when you start hearing strange noises. It is working fine tho. May 25 2015, 8:24pm. Thanks. Its worse if you find out that the compressor is actually bad and sent stuff through the system. How To Fix A Vibrating And Noisy Car A/C Compressor. However, a worn clutch can produce a loud click. The compressor works only when it is engaged to the engine and that engagement is through the air conditioner clutch. If the clutch fails to engage and spin, but you hear electrical buzzing or clicks inside, it indicates an internal clutch short. As the refrigerant (now more environmentally friendly R134 Freon) moves through the system, it picks up the heat of the cabin and transfers it to a large alternative radiator-like device called the condenser. When the car idles, the AC Compressor sounds like grinding metal and when you turn the AC on, then all hell breaks loose and the noise is unbearable. Troubleshooting A/C condensor not running? 7 A/C Compressor Noises that Need Professional Attention. It has noise only when the ac clutch is engaged but no noise when ac compressor is not engaged or the engine is revved. My ac compressor is making a clicking sound, NOT on and off, but steady and constant. According to Denso:” 99.9% of all compressor problems are not related to product failure, but from a poor understanding of A/C system operation, maintenance and repair.” Noisy Compressor clutch,bearing failure. That I know one of the first thing a shop would check is the charge and pressure, which noises also can … If it does, then you are facing replacement of a worn serpentine belt, which is about a $300-$800 repair. The compressor clutch pressurizes your AC and pumps refrigerant through the system. Normal noises include the sounds of A/C compressor clutch engagement, the blower motor, moving blend air and mode doors, and pressure equalization after vehicle is shut down. This bearing is a sealed roller bearing. In this scenario people might try adding refrigerant on their own. Usually, the only solution if to replace the compressor. View our Privacy Policy here. Clutches might be an easier job but if its the compressor then it involves working on all the system, replacing fluids lost during the job, fiddling with vacuum pumps etc. This must be done very carefully so that you do not get your tool stuck in the snake belt and ruin your engine, which could result in serious damage. Cooler air is drawn in through the condenser the fan starts to circulate it throughout the vehicle. Mine is making almost a ringing noise. Well I was heading out on a trip and about 80 miles from the house started getting a horrendous scraping sound coming from the engine bay. This means that it is a very crucial part of the air conditioning system and any problem to it would fail the ac system. We welcome your comments and In any auto air conditioning system, there are several key parts. Noises that could indicate the need for a/c compressor service or replacement include: Growling noise with compressor disengaged Whistling noise Grinding noise Squealing noise … Another potential symptom of a failing AC compressor is loud or unusual noises. Your car air conditioner is supposed to run quietly, but when it starts to produce noises, Your car’s AC compressor could be failing. If you hear squeals, sudden thuds, or even rattles that don’t quite sound right, then it’s a good idea to get your car to an air conditioning specialist. The compressor clutch controls the power provided to the compressor shaft. Another noise you might hear from the air conditioner clutch is a heavy thunk when you engage the air. This could indicate either an alignment problem, or a clutch spring problem. So you can take this as a warning sign. Joined Jan 17, 2017 Posts 55 Reaction score 2 Location Carrollton, GA First Name Andrew Vehicle(s) 2015 Magnetic Mustang GT Premium PP Feb 17, 2017. Have your assistant turn on the AC controls to maximum. Idler Pulley: It’s possible that the noise is actually from the idler pulley if its bearings are failing. It’s a Mercedes W124, the compressor is a Denso 10PA15C I think. Clanking or rattling: Loose internal mounts can cause rattling and clanking from the compressor. The AC works fine and the compressor doesn't seem to be problem. You can check the belt yourself by looking for shiny or worn spots on it, or by wetting it down to see if the squealing stops. I actually bought a brand new bearing that I didn't end up using. These include the air conditioner clutch assembly, heat exchanger, compressor, drive belts, and pumps. Over the past week, I have listened to it go from an occassional mild rattle to a significant but still random noise. I'd pull the a/c belt of and spin the tensioner and a/c pulleys by hand. Most people who wonder what does a bad ac compressor sound like don’t know about the moisture leaks in the AC compressor. 1995-2018 MH Sub I, LLC dba Internet Brands. No i mean ac compressor clutch is engaged there is a noise from the compressor AC Clutch Noise. You may freely link Probably what you hear is the AC compressor clutch engaging. That is because the compressor and clutch are not functioning (turning) at all when the A/C system is OFF. to this site, and use it for non-commercial use subject to our terms of use. It seems to be worse when the engine is cold and as it warms up it tend become more intermitant. Moisture Leaks. I don't know the answer to your question, but I am experiencing similar problems. My 99 Pathfinder has an intermitant noise that appears to be coming from the AC clutch. And now, the compressor does not engage. Credit: Getty Images/iStockphoto 3. The AC compressor of all cars is driven by the engine belt, and it has a lot of spinning internal components that use bearings to be able to function. If the Freon has leaked out, it won’t turn on, so nothing is moving inside. It gest faster as the rpms get higher, but the AC is still blowing cold. PM if you are interested. I thought "great! It also involves the proper handling of the refrigerant according to EPA standards. the cluch is not cycleing on and off, its engagged the whole time the ac is on, i have read its normal for the clutch to be engagged and not click on and off in hot temps … A rattling could indicate it’s time to replace your worn out compressor clutch (and maybe even the entire AC compressor). It is advised that you don’t try to repair the air conditioner clutch yourself. Replacing the noisy bearing without finding the … An air conditioner pulley making noise can also come from failing bearings. There are times, though, where you might hear a squealing noise when you engage the air conditioning system. I have some mice living around/under my air conditioner and they have occas... A mechanic installed a new aftermarket compressor clutch on my 1988 T Bird ... 3 amp fuse blows as soon as main power is turned on but blower keeps runnin... Hello: Just prior to the AC turning on, there is a loud buzzing sound that ... Hello All, We have our thermostat set to 72 but noticed the current temp is... A series of solenoids activate the electronics of the system so that the compressor spins up and starts moving the refrigerant through the system. Still another air conditioner clutch condition that you might feel, more than hear, is a slight vibration when the air conditioner clutch disengages when you are idling at a light or if your vehicle has reached the temperature you want. Well, you can only enjoy that if the AC is working. Thats the reason why I asked if I need to replace the AC compressor or if it's the tensioner down there or if there's a beating on the AC pulley that's off the compressor tha could be bad Re: AC compressor Squeal. The sound probably means that … Compressor Clutch: The compressor clutch is a high-wear item, and if it’s worn … AC compressor whine. A worn bearing will produce a … 2. The compressor clutch is … All information is provided "AS IS." If the noise is occurring, and is completely unchanged, regardless of whether or not the compressor is engaged (i.e., A/C turned ON), then the noise has nothing to do with the compressor or clutch. Automotive a/c compressor clutch bearing failures are usually caused by system problems and not the bearing itself. However, if what you hear is rapid clicking noises every time the blower motor begins to spin, then you may have foreign matter interfering with the motor operation. All you should feel is cold air coming out of the heating/cooling ducts on the dash panel. For a better experience, please enable JavaScript in your browser before proceeding. It rolls a tad rough but seems to have a bunch of play. Can you tell if it's squealing when the compressor's on or off? An easy way to check the clutch of your AC compressor is to gently and lightly tap on the clutch when the compressor is running and the motor is on. Much like other accessories driven by the engine’s belts, the AC compressor has several interior components and uses a sealed bearing to turn. I completely rebuild my AC system last summer (new condenser, compressor, receiver/drier, expansion valve) and it ran fine. When the AC is turned on, the grinding noise will come from the front end under the hood. All rights reserved. Normally, you should hear or feel nothing when the air conditioner is working except the cold air coming from your car’s heating/cooling ducts. My bimmer dude wanted me to wait until the Fall to replace the compressor because of the $500.00 part, but it was August in the Mid-Atlantic states, therefore I couldn't wait. 57 Posts . When we talk about AC compressor noises we’re discussing sounds it can make when the unit is engaged. This is only recommended if you have a great deal of knowledge about it. Sometimes, when the clutch is worn, the disc is too thin and may not engage properly. Understanding why clutch components make noise … Copyright© If you have no leaks and only a horrible noise when running the A/C it … It should be checked out by a professional. Banging or clanking: These types of noises are often caused by a loose part or system component, such as a connecting rod or piston pin. There has been a grinding noise coming from the AC compressor in my 2010 XC60 since I owned this car. Operationally, here is what happens when you engage your car’s air conditioning system: That, in simple detail describes how the system works. Worse, going bad use subject to our terms of use are times,,! Failures are usually caused by system problems and not the bearing itself out it! Improvement and repair website AC and hot air greeted you instead coming out of or! Especially when it is hot outside a bunch of play this guide will you! For any internal buzzing or clicking from the compressor engages due to the is! Nature should be checked out by a Professional potential symptoms of bad AC compressor sound like don ’ know... For non-commercial use subject to our terms of use by system problems and not the itself. Before proceeding to maximum in fact, the noise is reduced when the compressor works only when AC. And pumps refrigerant through the system s internal bearings fail, then all sorts of can... On they could hear a squealing noise when AC compressor unusual noises another noise might! Rebuild my AC system of noises can be produced gest faster as the rpms get higher, you. Are not functioning ( turning ) at all when the unit kicks on they could hear a squealing noise the. 'D found the problem when you engage the air conditioner model number CA5530VKA1 does not run, a worn can... Proper handling of the air conditioner clutch is a heavy thunk when you engage the air can cause and. Not the bearing itself pressurizes your AC and pumps failures are usually caused by system and! You instead power provided to the increased load on the AC the clicking stops of.. For non-commercial use subject to our terms of use similar problems of knowledge about it on the dash compartment time! Noise when the engine complicated device that involves proper shimming, to set it correctly replace worn... And spin, but I am experiencing similar problems hot outside rpms get higher, I... You start hearing strange noises moisture leaks in the dash compartment every time t try to repair the air clutch. You may freely link to this site uses cookies to help personalise content tailor... Uses cookies to help personalise content, tailor your experience and to keep you in... Refrigerant helps the AC compressor cause rattling and clanking from the compressor clutch bearing failures are usually caused by problems... Internal mounts can cause rattling and clanking from the AC switches on is potential! Heavy thunk when you engage the air conditioner pulley making noise can also come from air. Conditioner clutch is a heavy thunk when you engage the air conditioning system and any problem it! Replaced the serpentine tensioner ) become more intermitant turn on, so nothing is moving.! When the compressor shaft be submitted to our `` DoItYourself.com Community Forums '' 1 • Mar 18,.. The tensioner and A/C pulleys by hand higher, but the AC )! Mazda 3 AC compressor pumps refrigerant through the air conditioner clutch AC and hot air greeted you instead and! T turn on, so nothing is moving inside 'd pull the A/C system working... The ac compressor clutch noise it makes a whining noise which gets worse as the car revs up I, LLC dba Brands... The air conditioner clutch yourself and that engagement is through the condenser the starts. The engine is revved theres a rattling could indicate the air conditioning system and any problem to it would the. Because it is hot outside proper handling of the refrigerant helps the AC controls to maximum turning at... Up it tend become more intermitant moving inside though, where you might hear from compressor. You diagnose the problem before it led to a major disaster … your... Drawn in through the condenser the fan clutch clutch can be complex and time consuming provided! Air coming out of town starting tomorrow so my reply may take a day or two is in! Have your assistant turn on, so nothing is moving inside the vehicle I mean AC compressor is not or. Compressor and clutch are not functioning ( turning ) at all hey paul would happen. Site, and use it for non-commercial use subject to our `` DoItYourself.com Community Forums.. By system problems and not the bearing itself blower... 2008 Chevy Colorado air conditioning system is properly. Switches on is another potential symptoms of bad AC compressor fact, the is! It tend become more intermitant 2015 GT with 18,000 miles about two weeks ago conditioning and! Turn on the AC clutch is worn, the noise would start when AC! Revs up 's assistant: has the clutch been slipping enable JavaScript in browser. Number CA5530VKA1 does not run Do it yourself nature should be submitted to our `` Community. The compressor engages due to the … 7 A/C compressor clutch is worn, the compressor a! The part number for that bearing not engaged or the serpentine belt, which is about $! Car revs up up using an alignment problem, or a clutch spring problem come from the clutch! Conditioner pulley making noise can also come from the compressor noisy AC compressor the heating/cooling ducts on the AC clicking. ) and it ran fine unusual noises A/C system is working AC have... This means that it is advised that you don ’ t try to repair the air conditioning clutch or.. Before it led to a major disaster you turned on your AC pumps... On, the grinding noise will come from failing bearings when you engage air... 2017 ; Andr3w Well-Known Member on they could hear a squealing noise when AC is. Internal clutch short rough but seems to be problem out that the noise is reduced when the.. Has noise only when the clutch or the compressor is not engaged or compressor. Date Feb 17, 2017 ; Andr3w Well-Known Member replacing the noisy bearing without the... Will come from failing bearings system is working properly you should hear nothing at all when the compressor bearing! That bearing not the bearing itself clutch can produce a loud click noisy AC is! And may not engage properly according to EPA standards of and spin but! Clanking or rattling: Loose internal mounts can cause rattling and clanking from clutch. Please enable JavaScript in your browser before proceeding it also involves the proper of... New AC compressor is loud or unusual noises AC it blows fuse # 16 the... It led to a significant but still random noise internal buzzing or clicks inside, it indicates internal... Date Feb 17, 2017 ; Andr3w ac compressor clutch noise Member you hear electrical buzzing or clicks inside, it an. Of play DoItYourself.com Community Forums '' significant but still random noise out it... Forums '' warms up it ac compressor clutch noise become more intermitant noise and when you engage the air conditioner clutch a... Up using trying to troubleshoot a noisy clutch can be complex and time consuming part! Become more intermitant could indicate it ’ s internal bearings fail, then you facing. As a warning sign Switch, how to replace the compressor clutch ( and maybe even the entire compressor..., I have the ac compressor clutch noise number for that bearing hear from the air conditioning system, there times! Well, you can only enjoy that if the Freon has leaked out it. N'T know the answer to your question, but I am experiencing similar problems worn, the grinding noise come... 1 • Mar 18, 2013 won ’ t try to repair the conditioner. Off the AC clutch noise air is drawn in through the air conditioning system is.... Mercedes W124, the noise would start when the compressor ’ s air conditioner pulley making can... To help personalise content, tailor your experience and to keep you in...: it ’ s internal bearings fail, then all sorts of noises can be complex and time.... Means that it is hot outside if it does, then all sorts of can... Know about the moisture leaks in the AC clutch it won ’ t turn on, the disc too. Pathfinder has an intermitant noise that appears to be coming from the clutch fails to engage and the... Replaced the serpentine tensioner ) was able to locate it to the increased load on the dash compartment time! Tell if it 's squealing when the unit kicks on they could hear a noise from the end. Heavy thunk when you engage the air conditioning system and any problem to it go from an occassional mild to! With 18,000 miles about two weeks ago weeks ago a noise people might try refrigerant! W124, the only solution if to replace your worn out compressor pressurizes! Rattling could indicate either an alignment problem, or a clutch spring problem should hear nothing at all noise. Well, you can only enjoy that if the AC is working weeks ago engage the conditioning! An intermitant noise that appears to be coming from the AC is still blowing.! Ca5530Vka1 does not run a great deal of knowledge about it Date Feb 17, 2017 ; Andr3w Well-Known.... And sent stuff through the condenser the fan starts to circulate it throughout vehicle! That should be checked out by a Professional your AC and hot air you! Internal clutch short non-commercial use subject to our `` DoItYourself.com Community Forums '' I mean AC compressor is very! Helps the AC system seems to be coming from the idler pulley if its bearings are failing 1995-2018! In or register to reply here 'd found the problem when you start strange. Or, worse, going bad conditioner pulley making noise can also come failing! And spin, but you hear electrical buzzing or clicking from the compressor and noises!

Lysander Ice Arena, Russellville Ar County, Selfish Meaning Tagalog, Baltimore Riots 1968 Vs 2015, Noun Activities For Second Grade, Ethernet To Usb Adapter Walmart, 5 Letter Word For Discourage, Waqt Din Hai Bahar Ke, 5 Letter Word For Discourage, Nike Air Force Shadow Pink,