Car Ac Making Hissing Noise

Replied by Plasmide56 on topic Vacuum Leak Vs Intake noise You can have a hissing under acceleration if you from exhaust pipe clam is begging to leak. The AC was serviced and there has been so sign of the sound since then. This is on an M800. After you drive for a little while longer, it still isn't cooling down. Hi Bought my new Lumia 830 a week ago and noticed the charger is making a hissing noise. Humming: A hard-to-start compressor that makes humming noises could be low on oil. Sent from AutoGuide. Homeowners in Fayetteville often speak of hissing sounds coming from ducts. I just dont know why its still leaking and why it still makes the noise. They pull a vacuum on the system to remove air from the system because the air in the system contains moisture which is detrimental to the systems. They vibrate more strongly when the current in the wire is increased (e. Undersized return grills and return ducts are unfortunately very common. But it is most definately comming from the passenger side area. When the car AC system is running there is a high side and a low side that is divided by either an expansion valve or an orifice tube. Here are some of the most commonly heard air conditioner noises and what they can mean: Hissing. I rarely use the aircon, living in the NW of England, but I turned it on a day or so ago and there was a significant hissing noise coming from the vents. After you drive for a little while longer, it still isn't cooling down. Does your air conditioner sound like a jet engine? Does it make a blowing sound like wind? Or maybe a loud humming noise? We know that's not good. It only last for a few seconds. One of the most frustrating aspects of car audio is noise in the system. AutoZone 1,329,747 views. Noise in the air conditioner compressor - What does it mean? The first question you need to ask when attempting to diagnose noise in your air conditioner compressor is "Where is the noise coming from?" Listen carefully to your air conditioner and try to determine its source. Possible solutions when your car AC smells like burning plastic:. But because of wear and tear, your AC can lose refrigerant due to leaks. The vehicle makes a hissing/air leakage/pressure release type sound coming from the driver side dashboard vicinity. Air conditioning gurgling and hissing. The different sounds range from whooshing to buzzing and everything in between. Automotive AC can be one dangerous system to work on. iPhone 11 Pro review: An actual, meaningful upgrade Funny thing is that this has happened to me twice now with the car. A Hissing Air Conditioner. A vacuum leak would only be heard while the engine is running. The noise stops the moment I switch off the AC. However it only blew out warm/ambient air. I'm not sure if this is related but my phone gets a bit warm around the camera on the side where the micro USB is located when charging the phone with the charger. There has been a hissing noise (almost sounds like a vacume leak). When I turn it off, no sound at all. 0 dsg 4x4 that has been more or less faultless and is now out of warranty. Have you ever wondered why when you drive in reverse, your car makes that strange, high-pitched whine? Of course you have; you're a human, or at least something close enough to a human to go on. Hissing Noise-One of the more common weird sounds that drivers may here coming from the air conditioner is not a bad sign at all actually. When your car makes a strange noise, do you assume it’s normal? Just because your HVAC unit doesn’t have a check engine light, doesn’t mean you shouldn’t still be vigilant! So, let’s take this opportunity to discuss what exactly to do if you do hear your air conditioner making noises. Do you have a clicking or ticking noise coming from the lower right side of your dashboard? This is a common issue with all Nissan Titan or Armada models from the 2004 to the 2014 model. Five Solutions to Solve Your Noisy Air Filter Problems Air filter noises are all too common in residential heating and air conditioning equipment and there are many causes. Example of Wall Mounted Sound Level Specifications. Jump to Latest Follow 1 - 7 of 7 Posts. Air Conditioning issues, vents 'hiss' when the A/C is on So we just bought an 04 B5. I've noticed if the AC's running and the car is shut off, it makes a strange sound towards the front (condenser area), it kinda sounds like a hissing noise. Most of these noises are indicators of poor maintenance. After you drive for a little while longer, it still isn't cooling down. When the car AC system is running there is a high side and a low side that’s divided by either an expansion valve or an orifice tube. However, a hissing noise coming from the AC unit itself is often indicative of a refrigerant leak, which should only be handled by an HVAC professional. Call today for Air Conditioning Service deals!. A hissing AC system is not only normal but good. Once turned off the noise stops. After few minutes right after I turned on AC I heard the noise. But thats my truck, you may be experiencing something different. My 2012 Mazda 2 has an annoying hissing sound coming from the air-conditioning. Originally, anytime it was very cold out or was raining/wet, I would hear a nasty squelching noise coming from the car. The hissing noise is a refrigerant leak in the AC system. My car started to make a hissing sound kinda like a belt noise but only much more subtle when shift to park or neutral. Air conditioning gurgling and hissing. If your window air conditioner has been operating at a steady noise level but suddenly starts making a loud noise, it’s possible a foreign object has fallen into it. Humming: A hard-to-start compressor that makes humming noises could be low on oil. Since it can harm the car engine, it is better to find out if your car has such a problem, and to fix it in time. Q: I purchased a pre-owned Bravada. The adjusting the vent results in +- noise levels. Hissing Under the Hood. If the car is making metallic ticking sounds for a couple minutes after you shut it off, it's just the exhaust system contracting as it cools down. Knocking or tapping noises can be caused by a number of issues, including ignition problems, clogged fuel filters, or damaged or dirty spark plugs. Hi team, I have just started to use my AC as its getting hotter down under. The car makes the wheezing/hissing sound from the engine. One relating to the a/c, but one related to the steering. The AC was serviced and there has been so sign of the sound since then. The car air-conditioner is probably one of the biggest comfort features your car can have. Have to turn the car off and let it sit. Just bought a 2001 audi a3 1. Although they are in a state of panic, I know right away it's not a boa constrictor, rattle snake, or any other animal making that noise. And when I turn on the AC when I'm in park it will also stop the noise. Also: it only happens when the car is running. The exterior of my car was just engulfed in smoke and it looked like it was about to catch fire. Your central air conditioner may make a loud noise when it comes on. The situation: A high-pitched hissing or screaming sound. Here, we give our how-to instructions for fixing noisy window air conditioners. In this article, we will explain what it is and what you should do about it… The most likely cause of these noises is a refrigerant leak from your AC unit. I was told by M. When I turn it off, no sound at all. It is the refrigerant that makes the warm air cold, which is sent out into your home to lower the temperature. It sounds like gas is escaping. Aircon is very cool. Pls those your car cool very well despite the hissing sound your hearing. So there is not much you can do to stop the coils making noise. One of the most frustrating aspects of car audio is noise in the system. I changed the spark plugs, it didn't help. Vacuum leaks often produce an audible hissing noise created by air being drawn through the failed hose. When the hissing stopped, air was cold. My 2012 CRV LX is having same problem. Tips to Enhance AC Cooling through Cleaning, Gas Recharge, Maintenance Tips Car AC Maintenance. When i turn on my A/C i hear a loud hissing noise. This may be a stupid question, but here goes. This is on an M800. If the car is making metallic ticking sounds for a couple minutes after you shut it off, it's just the exhaust system contracting as it cools down. Just blows warm air and makes hissing sound when ac is switched on. It seems my Air Conditioning unit is making some weird noises and I want to know if anyone else is experiencing it. Hissing sound after the engine has been turned off? was that when we turned off the engine there was a faint. There was this hissing noise that sounded exactly like white noise in the car. Hence, the sound pressure using dBA scale for 93dB(50 Hz) is the same as 87dB(5 kHz) which is 87dBA. S that the hissing sound from the AC is a sign of low gas. If your air conditioner is making a hissing noise or a bubbling sound, it can be rather worrying. The noise your descirbing sounds like you are hearing what they call a wear indicator for the brake pads. To determine if the drum bearing is at fault, re move the dryer belt and try turning the drum by hand. Wonder why you hear that annoying hissing noise coming from your air conditioner? If you hear a hissing or bubbling sound, it's most likely because your AC has a refrigerant leak. Here, we give our how-to instructions for fixing noisy window air conditioners. The expansion valves are probably what are making the noises as it is at the front and back. Car troubles are problems that nobody wants to deal with, they usually come up at the worst opportunities and you have to dip into your pockets to solve them almost right away. About 1 day ago my AC stopped working. Another cause could be twigs or leaves that have clogged your system. Car Air-conditioning Compressor. but i haven't ran the a/c in days. The A/C in my car has been making a hissing noise for about the past two weeks. The perfect example is when your AC is making a hissing noise. Recently it started making hissing noise almost every 30sec to a minute. A refrigerant leak doesn't typically make a noise, except when the refrigerant blow out of the leak. The adjusting the vent results in +- noise levels. Also see one of the best simplified diagrams for automotive air conditioning. Is it something to do with low pressure thats making the R134a make the hissing noise inside the system, which will tell me that i still have a leak. The hissing noise that would give a running concern is an air leak in the air intake system on the engine, usually the engine breather hose splits allowing air to be drawn into the inlet manifold. And when I come to a stop It will stop making the noise. If the AC isn't quite as cool as it used to be, the solution might be as simple as recharging the system. " This type of noise from the compressor can indicate a dangerous situation. It's entirely possible that the most common ticking noise is the sound you get from a slowly cooling exhaust system when the car is hot during the summer and you turn it off. If your air conditioner is making a hissing noise or a bubbling sound, it can be rather worrying. Hissing is pretty loud, and kind of sounds like a very loud aresol can. Contact your gas company and have them investigate the gas smell from your air conditioner. Replacing your Microwave:. However, if you're hearing an unusual air conditioner noise like banging, buzzing, whistling, screeching or rattling, it can be a symptom of a system that's struggling and headed for a breakdown. The only time you’ll be low on refrigerant is due to a refrigerant leak. When I turn off my AC, the sound. You know how spraying a compressed air duster for a long time makes the can really cold? That’s because the low pressure in the can quickly lowers temperature. If your air conditioner is making a hissing noise or a bubbling sound, it can be rather worrying. When i shut the car off the hissing slowly goes away in about 10sec. Why is my A/C blowing "hot" air? My Car's Ac Makes A Hissing Noise When The Ac Is My Car's Ac Makes A Hissing Noise When The Ac Is Engaged. Identifying Weird Car Noises Back Chrome Data makes no guarantee or warranty, either expressed or implied, including without limitation any warranty of. The garage person told me that its the condensor bearings making the noise and that he will refill the gas if its a leak problem. If you take off the panel under the glove box, you'll see the speaker. Hi Bought my new Lumia 830 a week ago and noticed the charger is making a hissing noise. Friction and vibration are two factors that come into play at high car speeds. If the AC isn't quite as cool as it used to be, the solution might be as simple as recharging the system. I've noticed if the AC's running and the car is shut off, it makes a strange sound towards the front (condenser area), it kinda sounds like a hissing noise. Sometimes this can be heard when the system starts up also but not usually over the engine noise. But if I put it on Max AC or turn it Off, it makes a hissing noise. it sounds like its air escaping from the intake or something. 1st, cold air is denser and will cause more noise while moving. A vacuum leak would only be heard while the engine is running. 65 lbs of refrigerant placed into system. You are probably familiar with the sounds your AC makes during normal operation, so when something like a grinding noise starts, it will stand out—as it should. The weird thing is this only happens when the engine is hot (after awhile of driving) and only when shifted to Park (P) or Neutral (N). I noticed a hissing noise coming from under the dash while driving. Get shopping advice from experts, friends and the community! I have a air conditioner/heat pump model T4H436GKD - Kenmore purchased from Sears July 2010. Every once in a while I receive a call from a customer that is hearing a hissing noise coming from their air conditioner. Why Is My Central Air Conditioner Making Noise? Link below are common central air conditioner noise problems we received from visitors to central air conditioner and refrigeration cycle. Why Does My AC Make a Popping Sound? Have you noticed weird sounds coming from your AC unit lately? Maybe these sounds are popping noises that almost sound like a big piece of popping popcorn, or perhaps they sound more like firecrackers. Is my A/C gas low? I was told it was okay but am not sure hissing isn't there when just the regular fans are on but without the A/C my windows will fog up and the air gets very stale. Just blows warm air and makes hissing sound when ac is switched on. Anyway as mentioned before, the refrigerant should be in liquid form, in the smaller of the 2 lines, when this liquid hits the metering device, which is essentially a restriction, and only allows a certain amount of the liquid refrigerant through at a time, noise often occurs, similar to turning on water at a low flow. Could be a bad expansion valve, or more than likely just needs to be evacuated, a vacuum pulled for a bit, and recharged properly. Do you have a clicking or ticking noise coming from the lower right side of your dashboard? This is a common issue with all Nissan Titan or Armada models from the 2004 to the 2014 model. Tightening, oiling, and greasing AC parts quiets the noise lots. Yesterday I noticed a slight hissing noise coming from the vehicle. Here's a few of the most common noises found in car stereo and how to fix or avoid them. June 12, 2017 : Followup from the Pelican Staff: I would have someone locate the leak with a leak detector. Air conditioners are made up of several parts that all must be in proper working order if you want an efficient system that can get your home to the desired temperature. This can range from a mild hissing noise to a loud hissing or a noise some describe as a "scream. It’s like some metals grinding each other with rhythm and the problem is only obvious at the between 20-35 mph. This noise only happened when pressing on the gas and while driving. samsongee · Registered. It is making a strange intermitant hissing noise. When I use only the vent, the noise isn't there; only when I actually turn on the A/C. The exterior of my car was just engulfed in smoke and it looked like it was about to catch fire. I cannot hear it if I close the window or drive at speed higher than 40. A poor quality gas detector ( in our climate) can even be easily trigger by cigarate smoke. My car has about 2200 miles. I noticed today that if I turn the air conditioning on, I can hear a hissing sound which seems to come from the center of the console, or near the passenger side. When i shut the car off the hissing slowly goes away in about 10sec. Unusual brake noise or braking behaviors should serve as a warning that one of the most essential systems on your car is malfunctioning. What is causing the whining sound in my car engine? Given that the whining was there, then the belts were replaced, quite possibly increasing the load sustained by all the pulleys; and given that it is engine-speed-related, my first check would be the alternator. The noise is coming from the HVAC unit in the front center area, under and behind the front USB ports. Freezing Mechanical Air Conditioning is a licensed AC Installation and HVAC Repair company servicing Miami Lakes, FL and Pembroke Pines, FL. The A/C will make a hissing noise as the freon equalizes in pressure. The cooled seat option was on and air blows through making that noise that can also be heard with. You are probably familiar with the sounds your AC makes during normal operation, so when something like a grinding noise starts, it will stand out—as it should. However, if you're hearing an unusual air conditioner noise like banging, buzzing, whistling, screeching or rattling, it can be a symptom of a system that's struggling and headed for a breakdown. Muffle rumbling noises usually stem from when a car drives across warning tracks on a highway. I need help. The hissing sound is caused by equalizing pressure. The same exact thing happened to me last night (also letting my dog out and waiting in the garage). The defrost and just vents running don't make any abnormal noise. C guy put dye in the system and looked for a leak from the outside. This high-pitched sound is typically the sign of low return airflow. not sure if all bmw's do this or if its just mine as my car is second hand so not sure if it did this all the time. Anyway as mentioned before, the refrigerant should be in liquid form, in the smaller of the 2 lines, when this liquid hits the metering device, which is essentially a restriction, and only allows a certain amount of the liquid refrigerant through at a time, noise often occurs, similar to turning on water at a low flow. The expansion valves are probably what are making the noises as it is at the front and back. If it's just clear water dripping underneath, this is condensation which is a normal result of the air conditioning process. The weird part is, there is a hissing sound that comes from the center stack vents when the AC is on. A vacuum leak would only be heard while the engine is running. Sent from AutoGuide. The AC unit itself may shut off and turn back on frequently. its not a hissing its more like a huff. Vacuum hoses over time can become dry and brittle. From the outside ours sounds fine but inside there is a definite hiss noise when switched on. A hissing noise after turning the car off is actually caused by equalizing pressure , this is made by the Freon moving from the high-pressure side of the compressor down into the lower pressure side and is a. Metallic Grinding Noise. Anybody heard a hissing sound around the alternator? My 12/99 build M5 has 10000 miles now and has developed this sound that can be heard over the Vanos soundQuite a cacaphony (Sp)! I think it may be a premature bearing failure. However, the condenser or capacitor is capable of storing a charge for a while, so maybe the faulty cap has an intermittent short th. The Defrost And. I have a 1999 accord and in the morning when its cold, or at night when its cold it makes a screeching noise for about 5 minutes. -You can only hear it from inside the car. AutoZone 1,329,747 views. I took ouy my air intake silencer and changed the filter to a better flowing one than stock and I can hear it suck in air when I accelerate. now the one main noise, is hissing from my dash, sounds like its coming from the a/c selecter which has always leaked for the past month, it only does it when running, when you shut the truck off itll keep doing it for about 10 seconds while slowly. It seems my Air Conditioning unit is making some weird noises and I want to know if anyone else is experiencing it. Well once i got enough courage to start my car back up it seemed to run fine. Eventually you may end up in a situation where your car requires a. Sounded as if it was coming from the back. I can't hear my T OVER the AC when it's on, the noise from it just causes a mini spike, which is kind of weird because noise usually doesn't affect my T. Hello, I have a few problems with my AC. WHEN I TURN IT OFF THE NOISE STOP. My car's ac makes a hissing noise when the ac is engaged. A vacuum leak would only be heard while the engine is running. Loading Unsubscribe from kuaznlau86? How To Diagnose Car Air Conditioning Problems - AutoZone Car Care - Duration: 9:16. iPhone 11 Pro review: An actual, meaningful upgrade Funny thing is that this has happened to me twice now with the car. The booster uses a rubber diaphragm and a push rod. A Hissing Air Conditioner. Leaking Ducts. com Free App. The last thing a homeowner wants with all this heat still ahead of us is an air conditioner that can’t be relied on. Have the car checked by a good repair shop. House hold motors that shouldn't be overlooked are refrigerators, fans, inside heater and air-conditioning units, dehumidifiers, bathroom fans and so on. Very frustrating. You really need to find the leak and fix it for good if the a/c is necessary for you. Trumpeting at shutdown: The compressor motor may make this AC sound at shutdown if internal refrigerant valves are leaking. Hmm, the cheap wafer ones make noise here, probably because they are in the ceiling, don't fit all that well and float between suction and gravity when the AC is on. But first, let's look at how low airflow causes your air conditioning system to produce that whistling sound: Why low airflow causes whistling. My car has 170000 miles. Tightening, oiling, and greasing AC parts quiets the noise lots. Reporting: Getting Static-Crackling noise out of my speakers This post has been flagged and will be reviewed by our staff. Tips to Enhance AC Cooling through Cleaning, Gas Recharge, Maintenance Tips Car AC Maintenance. I have two hissing noises. Metallic Grinding Noise. With a little maintenance and a watchful eye though, you can get the longest lifetime out of your air conditioner and, ultimately, save a good amount of money from doing so. There has been a hissing noise (almost sounds like a vacume leak). Air Con Hissing Sound - posted in Maintenance & Repairs: Hi all,There is this hissing sound in my air con (previously dont have) and air con seems warmer but still cool. If you hear a hissing or bubbling noise around your inside or outside AC, that likely means your central air conditioner has a refrigerant leak. Driving down to the valley from our California mountain home, we turned it on, and it made a terribly loud whining sound. However, the condenser or capacitor is capable of storing a charge for a while, so maybe the faulty cap has an intermittent short th. as i said, this is on my fourwheelers, not a. Why does a car air conditioner make a loud noise when first turned on? Snakes don't make much noise. This is because it may have a leak somewhere in the system. Just want to confirm that it's normal to have a pretty loud hissing noise when the cars AC is on outside of the car. That is the pressurized gas depressurizing in the expansion tube/orifice. Central Air Conditioner Noise Ac Noise Discussion Location. Like any machine, your air conditioner and heater sometimes make mysterious noises. If your car AC blows cold then warm, the cause can be a low system charge, moisture in the system, a malfunctioning expansion valve, clogged evaporator fins or an overcharge condition. The car has an issue with the AC not working correctly. And the car seems to lose power. When you accelerate, the car will lack power and respond slowly to pressing down on the acceleration petal. Hello, I have a few problems with my AC. Air conditioning gurgling and hissing. As this happens pressure and velocity increases, therefore increasing the sound level (that’s the sound you hear). If you suspect your air conditioning system may be low on refrigerant, here are four signs to look out for. but hasnt affected performance of car or AC in the year I've. I went to look at buying a 2001 S60 and when the car was running a hissing noise like air was leaking under that dash by the pedals. What is that wind noise on my Subaru and how can I make it stop! One of the typical things that will happen to your Subaru is over time you will hear an increased amount of wind type noise coming into the cabin area of the car especially at freeway speeds. Determining the source of the problem is really important though. Hissing‑A hissing or whistling noise could also be due to a problem with ductwork. The weird thing is this only happens when the engine is hot (after awhile of driving) and only when shifted to Park (P) or Neutral (N). I was told by M. One of the most frustrating aspects of car audio is noise in the system. Some engines are just known to burble, and the noise gets more pronounced when you install something like a short-ram or cold-air intake. The noise was a VERY loud buzzing/hissing/low groaning sound that I have never heard before. Leaks in the cooling system are an urgent matter, as they can cause your engine to overheat, resulting in major damage. That noise could also be from the ac compressor like if you are useing the ac or defrost i have heard the same sound on my car i thought i ran something over but then poped the hood and thats where it was comin from. Many times a leaky vacuum hose can be found by listening for a hissing sound. This occurred somewhat gradually over the course of a week or so. Sounded as if it was coming from the back. WHEN I TURN IT OFF THE NOISE STOP. Contact Hydes whenever your air conditioner is making noise. I don't know how else to explain the noise. The house is brand new so all the plumbing is up to date ect. Another cause could be twigs or leaves that have clogged your system. Note when the noise happens so you can better help your mechanic diagnose the problem. I have an 02 LS V6. It makes it driving, in idle and without the heat or air conditioner on. It sounds more like a electric noise instead of the noise from valve. An Effective and Powerful Car AC Performance is the first pre-requisite, which car owner consider to beat in scorching heat of Summers. It got to be we could never know if some hissing was normal or not - because for two years there was always at least a little. Is that a snake or my air conditioner? If your AC is making a hissing noise or a bubbling noise, it may indicate an underlying issue, such as a refrigerant leak. I was told by M. com Free App. Thinking the noise and plume of white smoke(fog) was all my freon escaping at one in one big leak. There's probably high pressure building up in your system, causing the. I have a 2002 manual ford focus 1. Hissing: This sound indicates a catastrophic refrigerant leak that needs professional attention right away. In fact, this is one of the most common noises central air conditioners make. Your air conditioner's blower constantly circulates air in your home. This may be a stupid question, but here goes. I need help. Continue reading to diagnose and repair the issue on your Honda Civic. While some of the problems above might be minor at first, they can turn into much bigger issues the longer you ignore them. Now the noise is gone. The noise sounds like the compressor is cycling on and off. Why is my air conditioner making a grinding noise? The first thing you should do if your air conditioner is making a grinding noise is switch the unit to off at the thermostat. My car's ac makes a hissing noise when the ac is engaged. If the car is making metallic ticking sounds for a couple minutes after you shut it off, it's just the exhaust system contracting as it cools down. When I turn it on, it doesn't blow cool air at all and it starts making hissing noises. AutoZone 1,329,747 views. The solution could be a simple one, but it could also require a complex repair that would be risky to attempt at home. A loud blowing sound could be nothing, but a constant roar could be a problem. Have you ever wondered why your air conditioner is making an annoying hissing noise? If you hear hissing, bubbling, or gurgling coming from your air conditioner, it's likely because you are low on refrigerant and have a leak. Joined Jun 23, 2008 · 23 Posts. The car's engine speed will fluctuate up and down as the engine computer struggles to find the right mix of fuel and oxygen. Vacuum hoses over time can become dry and brittle. The weird hissing happens when low on the refrigerant. Under certain conditions, the air filter may get sucked up against the top of the duct box. What’s That Sound? Noises Your AC Makes and When It Means There’s a Problem. I thought it was a belt but not sure. The most common cause of a vacuum leak is a leaky hose. My 08 made hissing noises. Like any machine, your air conditioner and heater sometimes make mysterious noises. Even worse, if you attempt to operate your HVAC system normally when the refrigerant is extra low, it can cause damage to your system. When your car makes a strange noise, do you assume it’s normal? Just because your HVAC unit doesn’t have a check engine light, doesn’t mean you shouldn’t still be vigilant! So, let’s take this opportunity to discuss what exactly to do if you do hear your air conditioner making noises. Jump to Latest Follow 1 - 7 of 7 Posts. It has 127,000 but has been maintained very well from day one and runs like a dream. You probably know how your vehicle sounds when it's running properly. Now that it's summer and hot, we use it quite a bit. The car's mileage is 42K. A very high class Gas leak detector only can be trigger by R134, R12 and refigerate. Here is a list of the common symptoms of a vacuum leak in a car. AC now blows ICE COLD. A/C units tend to get louder as they get older but a grinding sound is never normal and always an indication that something has gone wrong. The exhaust pressure will rise and the small gape steel corrosion in you clam will make noise. Unlike home audio systems, car audio systems have many sources of noise to deal with. The booster uses a rubber diaphragm and a push rod. If it was hissing and now does not get cold then you had a leak and the gas has escaped. June 12, 2017 : Followup from the Pelican Staff: I would have someone locate the leak with a leak detector. Is this true, can the AC really make that noise because I have friends who dont have AC and it does not make that noise, if so can I. What's That Sound? Noises Your AC Makes and When It Means There's a Problem. It sounds like you have air in your power steering system. " This type of noise from the compressor can indicate a dangerous situation. My 2010 Scout has just started making a hissing noise when the AC is turned on. Sound effects are the unsung heroes of movies, radio, and haunted houses. It doesn't appear to be the tire.