Car Making Loud Noise From Engine

All cars will emit some sort of noise, which is the general nature of a vehicle. Here are a few common noises and their possible causes: Squeaking Under the Hood. Engine makes loud grinding noise when starting cold similar to what others have described as the vtc actuator problem. 9 out of 10 times when I turn on the engine - it makes a very loud high pitched screeching sound (seems like its coming out of the hood of the car). It only happens when the car's engine is cold otherwise everything is ok and i couldnt hear the irritating noise from the engine once it has already been warmed up. My previous E36 and E39 fans are very loud when running at full speed too. Recently I've noticed a small knocking noise when I turn the car off. Re: rattling noise on my club car Mine makes more of a "squeak" than rod nock - too high-pitched and intermittent to be internal to the engine, imo. Upgrades were just for fun wrenching when I had moniez. I thought to keep you guys busy and post an other mystery that my car possesses. Here’s the fake noise the Jaguar I-Pace makes when you hit the throttle associated to the sound of a roaring gasoline engine. the old plugs were worn with grey corrosion on the tips. Make Your Lame Car Sound Like A Ferrari With This App with a ride that doesn't sound anything like a purebred sports car, than just a paid app that makes noises mimicking stuff like a 12. If they increase too much you can hear them knock. Someone suggesting a rocker arm. Some of the common causes of this type of sound are attributed to belts, pulleys, or belt-driven components. The dealer thinks it could be the EcoBoost. AFAIK, some BMW cars have 2 sets of fan. Description of this sound: This noise is associated as a vibration or buzzing sound; similar in many ways to the sound that a window or portable fan makes when it is activated. A squeaking noise is generally created by the engine accessories, accessory mounts, serpentine belt or drive pulleys. This is a very noisy condition, but usually not an expensive fix. Diesel engine 2. Your engine's timing chain or belt connects the crankshaft to the camshaft, for proper operation of the valve train as described above. This knocking and pinging occurs when fuel ignites inside the cylinder, only to have more fuel enter the cylinder immediately after. Also known as the serpentine belt, your car’s drive belt is a single belt that transfers power produced by the engine’s revolutions to multiple accessories like the air conditioning, power steering and alternator. It depends on the headlight technology your car has. Open the hood and listen while the engine is running. The exact type of sound that you hear might determine the problem. How patrol car technology is improving operations most auto makers was simply the biggest engine they made, plus heavy-duty everything: brakes, cooling, transmission, suspension and electrical. If you do this at dusk, you may see. chevy sonic engine making ticking noise there has been a ticking noise for like a week coming from the engine. Accelerate the car to speeds at which the whining noise is the loudest, switch to neutral gear and kill the engine. We took it in to that same dealer about a week later and once again adjusted the sensor and said everything was in manufacturer standards. when the oil pressure light came on I pulled over and checked the oil it took in 6 quarts but the engine was making a strange knocking sound mainly when accelerating. Well, that kind of makes your car a turd below that RPM, plus with a street engine you are limited in the amout of static compression you can run because of the lower octane pump gas. ThrustSSC, Thrust SSC or Thrust supersonic car is a British jet car developed by Richard Noble, Glynne Bowsher, Ron Ayers, and Jeremy Bliss. So far, in an effort to recreate this noise for mechanics and other engine-savvy people we have tried accelerating when the car is in park and the does not make the noise. changed the spark plugs today. Vehicles with the engine knock problem include 1999 - 2002 GMC and Chevy pickups and sports-utility models with 3. Remember that a loud knocking sound in engine or transmission, definitely. The TVR Cerbera's Strange V-8 Makes a Lovely Noise. A piston goes through the intake, compression, combustion and exhaust strokes every two revolutions of the crankshaft. Car engine trouble is a worry for most of us and how to diagnose these troubles is a question asked by many people. The humming starts off with a lower tone (almost like a small plane flying overhead) and gets louder at certain speeds (35-40mph; 55-65 mph). Read more at Car and Driver. Like as i'm speeding up, baaaa baaba ba ba baaaaaa ba ba baaaa (3 seconds into the recording, as well as 10 seconds in). I park my car on my driveway (slope). This cycle has been going on for about. Keep in mind that car sounds are difficult to figure out sometimes, and car sounds and noises vary with temperature, road conditions, incline and decline, vehicle speeds, etc. This type of car speaker whine can usually be fixed by installing some kind of noise filter. Another set is turn on when radiator gets too hot or when ac is on. The car was fine after that and I managed to drive away ok. Directionally, it also seems to come from the rear-end instead of the engine. Dirty or low oil can cause the engine's valve lifter to malfunction, leading to clicking sounds in the engine. It sounds like a drive belt in your engine needs to be replaced. Electrified vintage cars are all the rage right now, but they all seem to be lacking in soul. Is the engine turning over with the key in the start position? If the engine is not spinning over and you hear a whining noise, the starter is not engaging the flywheel. That 1989 Corolla of yours makes all sorts of noises Toyota hoped it never would, most of which are as harmless as they are annoying, yet some of which can be as detrimental as they are deafening. Devialet applied their sound expertise to a limited edition Ulysse Nardin Hourstriker. So, the test is this: First thing in the morning, start the engine up and run it for 15 seconds while you listen carefully and memorize the sound and it's intensity. If you are looking for a solution, that will not only get rid of that awful lifter noise in your engine but also improve the performance of your car as well, look no further than Liquid Moly Hydraulic Lifter Additive. It only happens as soon as i turn the key in the ignition to start it then it goes away and does not happen again until it has been sitting for a few hours Does anyone know what this could be or is something really. Randomly it can take about 10 seconds of cranking before it fires up. We explain the science behind the engine note of your car. Internal engine noises can be very difficult to diagnose. The noise started with acceleration and sounded like an engine revving up and sounded like it was decelerating as it slowed down. Much appreciated is the interior design with a hood over the instrument cluster and an 11. This noise started happening in the latter part of the warranty period, but was less loud & did not happen every time the car started. the thumping sound seems to be coming from the back. The sound is coming from underneath the car and seems to be coming from the exhaust possibly? Today it did make a similar noise on start up (not in the video). If this is the case, the squeaking may be caused by an aging belt, such as the serpentine belt. The exhaust system, engine, suspension system and even tires are all common sources of car noise. The 2005 to 2008 Sonata's all make this noise, so I am being told now. If your car starts making weird engine noises and they are sounds which you are not accustomed to, it can be confusing. Internal engine noises can be very difficult to diagnose. Diesel engine 2. after a while, the fan or something giving a fan noise starts coming up from my engine compartment, so loud until i sit inside my car with windows close can also hear the "vheeeeeeng" sound from the fan. If a pipe gets a hole in it or cracks due to rust or other causes it can cause loud rumbling or extensive vibration throughout the car. If you see, blue, green deposits on the terminals, then that is exactly the problem which is causing the 'no starter' situation. It's causing other issues with car. 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. When the car started to beep, I quickly looked at my dashboard but didn't see anything wrong. Odometer is showing about 233, 800 miles. Seems like there's no oil in the engine, causing this scratching noise. Here's a few of the most common noises found in car stereo and how to fix or avoid them. Rochlin of Enjoy the Music. The Engine Is Abnormally Loud. The New Corvette Makes Fake Engine Noises, Should We Care? It's one of the main reasons why car aficionados dream of driving a Corvette. Help my car won't turn over and I don't know what to do about it or have the money to call my mechanic to help me. We Test the Updated 2019 Jeep Renegade and Its New Engine Initial observations of the made-in-Italy crossover sound familiar from "It got so hot in the car that I had to drop the windows. If it persists I will take it to the service center. Supported game versions: ETS2 – (1. Most car noises come from the engine, belts and pulleys, hoses, exhaust system, tires, suspension system, tire to pavement contact, braking and aerodynamic interference. It really makes you. 2l) and it is making a smimilar noise. I should have known something might go wrong when i had to go back to the dealer after my oil change becuase my air pressure sensors were showing that one of my tires had 25 PSI and the other 3 were at 34. If your car has a PCV valve (some late-model cars don’t), pull it out every other oil change. The first sign is noises when you turn. We already knew Mazda was planning on resurrecting the rotary; that much was made clear by the company’s head honcho Mitsuo Hitomi earlier in 2019, when he revealed a new version of the company’s iconic powerplant would be used as a range-extending generator for Mazda’s first electric car, the MX-30 crossover. The most recently reported issues are listed below. In many cases of rod-knock or piston slap, more than one is banging so even if you eliminate the noise from one rod the other one will still be a-banging away with a different, more singular tone. We own our own mechainc shop so i put it on the lift rack and i put my car in 1st gear and gave it gas, the noise got louder as the RPM's got higher and the noise got even louder when i turned the wheel. Your engine is complex, and numerous problems within could lead to a whining sound to come from your car. Car Stereo weird popping/static noise need help I have tried a few different car stereo places to no help. It's nothing to worry about and will stop of its own accord fairly quickly. If you hear this noise, turn your car off and do not drive it again until a mechanic can determine the problem and repairs have been made. Each time i speed up, its the noise you hear. Shop from our slection for For Engine Genuine Engine and save on For Engine Genuine Engine right now from Ebay. The lifter issue is what it is, which is mostly noise. Noises are just part of operating a vehicle. I have a 1998 Mazda Protege with 160,000 miles on it. Loud knocking in engine with white smoke When I start my car it makes a loud sound like something is bouncing around under the hood and light gray smoke comes out the exhausted. When I changed the oil on the car last week, while starting the engine, there was a loud metal slapping against metal sound for 1 to 2 seconds. Service, parts, cost & recommendations from YourMechanic. And has been getting louder. ” “My headlights are fine, but my car still won’t start. I also hear the very loud noise when using the AC after the car has been in hot weather. Loud vehicle noises were once a common concern for drivers. Wear in these components will cause a humming noise as they’re moving. If a whirring noise is coming from the center of the car and it has an automatic transmission then you could have a filter that is plugged. Here are a few common noises and their possible causes: Squeaking Under the Hood. Freesound: collaborative database of creative-commons licensed sound for musicians and sound lovers. Brake and Wheel Noises; Exhaust System Noises; Noise of Suspension; Outside The Car. The Rise of the Fake Engine Roar To make engines sound better, some automakers are broadcasting motor noise through speaker in the cabin. It has done less than 26,000km. I thought to keep you guys busy and post an other mystery that my car possesses. if you can see the casting of the water pump, you can pinpoint the noise by holding the end of a long screwdriver against the casting and putting the other end of the screwdriver against your ear; if the bearing is bad you will hear the noise through the screwdriver. some kind of vibration that makes this noise, not sure. One such problem is rattling noise when accelerating. The problem I have with this car is that it makes a loud noise on a cold start. My car makes a whistling noise. People would tell us: “My car sounds like a Mack truck;” or “My car is making a loud noise, and it’s even worse going up hills”. My guess is it’s coming from a valve on cylinder #3. The space between these two surfaces can increase with wear. After all, there are so many moving components and parts inside of an engine as it is running. Hear your vehicle with a cam!. Before the engine gets too hot, put your hand on it. Noises from internal engine parts. One such problem is rattling noise when accelerating. This started after I had the car sitting in the garage for a week. If you do this at dusk, you may see. If you pull the oil dipstick out it stops. The rising noise in the car can indicate an engine problem too. My car is making loud knocking noises at idle. The other is to ensure your car is running with the most fuel efficiency. If you want a lumpy sound to your car, you can always change out the cams. If you can hear a loud metallic vibration, it usually means that something is touching the exhaust pipe or that a clamp, support bracket or mounting is loose. WHINING - No, not like your kids, but a drawn out higher-pitched noise that usually changes with engine speed. Free Car Sound Effects. Directionally, it also seems to come from the rear-end instead of the engine. KNOCKING FROM ENGINE WHICH INCREASES WITH. An exhaust issue will not cause any major issues, but will cause you to get worse gas mileage. If the noise goes away, then it may be the engine or clutch assembly that is causing the problem. Some knocking noises are normal and should be of no concern at all, while other deep noises can be a sure sign of impending doom. “Cranking the car makes my headlights dim or go out. If the sound doesn't change, look at parts other than the reciprocating ones. some kind of vibration that makes this noise, not sure. Thrust SSC holds the world land speed record, set on 15 October 1997, when it achieved a speed of 1,228 km/h (763 mph) and became the first land vehicle to officially break the sound barrier. Hangers and brackets hold your exhaust in place. so my engine keeps making a clanking noise, but after each clank its slower until it stops maybe its the crankshaft but im trying to get other's opinions. EDIT: I don't know what crazy ideas car companies may have, but you might have "semi-helical" gears or something like that. There are many moving parts within your vehicle’s engine that can cause rattling noises. It's causing other issues with car. Most of these noises are not very loud and they are nothing to worry about. what about your engine making a whistleing noise while driving? mine does this every now and then, and it's not consistant, has anybody heard of this or familiar with it? not meaining to steal your post, but it may or may not have the some thing to what you guys are talking about, excpet my camry is a 95, so a bit different. Picked it up after 2 days and upon starting heard a very loud rattling sound from engine; as if it were going to drop right out of the car. It depends on the headlight technology your car has. See all problems of the 2013 Honda CR-V. One of my vehicles started making a rather disturbing sound so I went to investigate and to hopefully fix it. Step 4 - Change the Cams. Open the hood and check the fluid level. Tire & Aerodynamic Interference Noise; Full Sound Library; Submit a Sound; Disclaimer & Credits; There is a month for this!. My 1999 Gt started doing the same thing. an internal combustion engine and. i have a t reg Peugeot 206, today after driving a short distance then going home and parking up i switched engine off but noticed a loud fan Noise from under the bonnet it stayed on for about 45 seconds i started the car straight ofter with no problems , but been a new driver and i woman ;-) i worry like mad somebody help!!!. Make your car sound like any car you want. Can Piston Slap damage my engine? GM spokeswoman Deborah Frakes states: "the only known effect of this condition is an audible sound that typically occurs during the first five to thirty seconds. it could also be the rear end but it dont vibrate or anything. However, there are other things that can knock in your engine. Holly Persic, from Pittsburgh in the US, knew. So you may have to either live with the squeal or go back to original equipment pads. In 2012 the company released their first version of an Electric Vehicle Electronic Engine Sound System, based on the same technology. When I stop, the sound continues. You'll hear more musical detail, and your amps won't have to work as hard. Hangers and brackets hold your exhaust in place. Alternator whine is the granddaddy of car. The nuts, along with a lot of grass, are believed to have been collected there by. Hookup options include: sound bar, streaming box, game system, Blu-ray device, cable box. It makes a "clack" noise every time the engine rotates, It's sounds as if it were a little diesel engine. Some knocking noises are normal and should be of no concern at all, while other deep noises can be a sure sign of impending doom. If the car doesn’t make the noise when it is not in gear, chances are it isn’t an engine noise. Other causes of a whistling sound could be a vacuum leak, or sticking idle control system. Find out how some automakers are amping up engine notes at Car and Driver. The most recently reported issues are listed below. KNOCKING FROM ENGINE WHICH INCREASES WITH. There are many moving parts within your vehicle’s engine that can cause rattling noises. I should have known something might go wrong when i had to go back to the dealer after my oil change becuase my air pressure sensors were showing that one of my tires had 25 PSI and the other 3 were at 34. It just went purrrrrrrr-renttttttt. It will, however, eventually wear out and quit working altogether or cause sympathetic wear to other parts it comes in contact with, wearing them out sooner. The problem may occur when the engine is hot or cold or when you are low on fuel. Without actually hear the noise we're just guessing, but I would go along with Loring Chien and Nick Dudakin said about thin metal simply contracting almost immediately when the engine is turned off, and it's probably the catalytic converter itsel. The car has been parked for at least 6 hours, engine cold etc. My active lifestyle keeps me on the go and my Sony True Wireless (WF1000XM3) In-Ear Headphones make it easy to listen to music where ever I am. It happens only at 2000 rpm sharp. Re: rattling noise on my club car Mine makes more of a "squeak" than rod nock - too high-pitched and intermittent to be internal to the engine, imo. The motor needs a push from the flywheel. Supported game versions: ETS2 – (1. They are suposed to make a subsonic noise but they also make a whistleing sound, i can hear the whistle on a car coming down our road from a long way away. Recently for the past few days, I notice that whenever I start driving and depressing the accelerator pedal, a strange high-pitched whistling or whining sound appears. Engine Revving Sounds. more fuel. "A 4K TV is kind of like having a V6. I traded in the last one at 78,000 miles when it was doing the same thing!!!. some kind of vibration that makes this noise, not sure. A sweet scent coming from the engine bay probably means the vehicle's cooling system is having problems. A piston goes through the intake, compression, combustion and exhaust strokes every two revolutions of the crankshaft. Really loud. You might have a vacuum or exhaust leak somewhere, or a problem with the catalytic converter - in an older car, it could suggest that the engine is out of tune. The sound a pepper mill makes, although on a car it may be more metallic. Let's run down the list: Timing chain or belt noise. Holly was driving her car Monday when she thought it smelled like it was burning and was making a strange sound. I was more just making sure. The sound that a car engine makes in general is vroom. It doesn't make the noise often, only after I drive it for a while, and then coast to a stop. "Your car is making funny noises? Bring it right in. Car Stereo weird popping/static noise need help I have tried a few different car stereo places to no help. A knocking or ticking noise from your engine is a sign that something is wrong, usually because of a lack of oil. So needless to say I will be down at the dealer this weekend asking them how much they will give me for my car that sounds like the. Accelerate the car to speeds at which the whining noise is the loudest, switch to neutral gear and kill the engine. My Car Makes a Noise! Under The Hood. Otherwise car drives fine, no. How To Troubleshoot a Car That Makes a Whining Noise When In Gear Ruling out engine noise. Engine Sounds. It's loud enough people stare at my car. my Pilot had a leak in an engine casting that was replaced under warranty and my SE-i had a loose clamp on a hose. Dear Car Talk: I have a 2016 Ford Escape 1. The noise may change with engine speed and have nothing to do with the car moving or not. Keep in mind that car sounds are difficult to figure out sometimes, and car sounds and noises vary with temperature, road conditions, incline and decline, vehicle speeds, etc. has anybody had this issue before? if it is the clutch do i need. It is most noticeable at speeds under 15 mph and when making turns and accelerating. I paid 1,300 to have it repaired and it still makes the same noise. Nissan 350Z Race Car Makes a Great Sound. Diagnosing Engine Noises can be the most difficult thing a mechanic can do. Can Piston Slap damage my engine? GM spokeswoman Deborah Frakes states: "the only known effect of this condition is an audible sound that typically occurs during the first five to thirty seconds. Seems like there's no oil in the engine, causing this scratching noise. Engine repairs are expensive no matter what make or model you drive. The sounds in this category are royalty free and available for immediate download as high quality stereo WAV files. If they knock all the time the end is near for your engine. When you shift your car into drive, neutral, or reverse, if you're hearing loud clunking noises, it's possible the torque converter is the root of the trouble. The car started making loud engine noise on startup and upon acceleration. If the popping noise is followed by the engine hesitating or the car jerking, then chances are it is definitely due to worn, dirty or damaged spark plugs. The warm-up period makes the amplifier slow for quick Windows use. Each time i speed up, its the noise you hear. If it is making a noise you should be able to feel it. when i slowly reved the. That was the vacuum hose making that sound. Here are a few common noises and their possible causes: Squeaking Under the Hood. The sensation felt like it was somewhere in the back. if you can see the casting of the water pump, you can pinpoint the noise by holding the end of a long screwdriver against the casting and putting the other end of the screwdriver against your ear; if the bearing is bad you will hear the noise through the screwdriver. Once you've determined that it's not low on oil, crank up the car and listen to different parts of the engine and see if you can find out what exactly is making the noise. It only happens as soon as i turn the key in the ignition to start it then it goes away and does not happen again until it has been sitting for a few hours Does anyone know what this could be or is something really. I just purchased my 07' Lexus back in july, and have noticed a rattling sound coming from the engine. Would it be the fan belt? It's only two years old. I thought to keep you guys busy and post an other mystery that my car possesses. after a while, the fan or something giving a fan noise starts coming up from my engine compartment, so loud until i sit inside my car with windows close can also hear the "vheeeeeeng" sound from the fan. Clicking sound and the inability to start may be attributed to inadequate power being supplied to the car's starter motor, because of car battery terminal corrosion. My car is making loud knocking noises at idle. Odometer is showing about 233, 800 miles. The white, black, or blue stripes (available in tape for $1,000 or paint for $10,000) along the top surfaces read race car, and the rumbling, snarling, and oh-so-loud engine note says, “get the. If the car is running low on transmission fluid, refill the reservoir to the proper level. Holly was driving her car Monday when she thought it smelled like it was burning and was making a strange sound. I now have an F30 328i Xdrive with the N20 4 cylinder engine. You could not hear it from outside the car as it drove past. They are very easy to install. Wear in these components will cause a humming noise as they’re moving. I should have known something might go wrong when i had to go back to the dealer after my oil change becuase my air pressure sensors were showing that one of my tires had 25 PSI and the other 3 were at 34. It really makes you. Brake and Wheel Noises; Exhaust System Noises; Noise of Suspension; Outside The Car. Try to track the noise down with the stethoscope tip or the end of the hose suckered onto the engine surface, sealing. The lifter issue is what it is, which is mostly noise. It was a consistent noise. I just went outside and attempted to start my vehicle (2000 Mercury Grand Marquis LS) and when I turned the key all the lights came on in the dash and it made an extremely loud "screeching" noise. In the past few days it has become a lot more obvious and prominent. So needless to say I will be down at the dealer this weekend asking them how much they will give me for my car that sounds like the. It doesn't matter whether or not it's cold or warm. HA HA!!! I was going to say that EXACT thing! My car did the same. wav" by RutgerMuller. If you want a lumpy sound to your car, you can always change out the cams. It depends on the headlight technology your car has. Engine Front Squeak or Ticking Noise. Comp Cams SBC Xtreme Energy Step Nose Hydraulic Roller Camshafts. The flywheel, then again, relies upon the starter engine. Car Audio Noise Troubleshooting. They wont unlock/lock the car or open the trunk. The interior of the 2020 Legacy is noticeably quiet, with a standard sound-insulation windshield, a new mirror design and sound-insulation front windows on the Touring XT. I've been driving the Volvo S60 2. There are many moving parts within your vehicle's engine that can cause rattling noises. We own our own mechainc shop so i put it on the lift rack and i put my car in 1st gear and gave it gas, the noise got louder as the RPM's got higher and the noise got even louder when i turned the wheel. acquiremag. WHINING - No, not like your kids, but a drawn out higher-pitched noise that usually changes with engine speed. For a couple of months now (not all the time, it only does it sometime) when i accelarate it kinda seems (forgive my loss of words when it comes to describing car stuff) like it holds back a bit, doesnt respond and the engine (i think its the engine) makes like a loud vacuum (house vacumm) noise. Engine repairs are expensive no matter what make or model you drive. How To Troubleshoot a Car That Makes a Whining Noise When In Gear Ruling out engine noise. i have the same problem very loud ticking noise coming from the center of the engine almost sounds like its inside, when i turn my wheel either way it makes the same sound, i just bought the car not long ago about 3 weeks everything seemed fine, oil was ok, i thought maybe my wheelbearing?? but no and not the cv joint took it to a mechanic and told me it wasd the fly wheel maybe this will help. The space between these two surfaces can increase with wear. Find out how some automakers are amping up engine notes at Car and Driver. Noises from internal engine parts. You may have noticed other sellers using a similar name offering similar products. when u hear from outside its like an aeroplane engine. Before the engine gets too hot, put your hand on it. My car makes a loud (I would say raspy) noise for about 1-2 seconds when I start the car. This noise is more noticeable on acceleration because the engine is working harder, making the noise louder. If it is the same noise that i am thinking about i would haft to say it is your Alternator. The drivetrain includes the transmission, drive axles, carrier bearings, and wheel bearings. It can affect a lot of the car’s. The car was fine after that and I managed to drive away ok. I can do a little research, but I would need the engine size, how often you change the oil, what weight oil you use (5w30?) and does the noise come from above the engine or below? Is the noise a. Loud motor sound when running the AC. 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. Using our quick and easy upload process, performance enthusiasts like yourself have uploaded videos of their vehicles with aftermarket camshafts installed. A noise you hear at idle and a noise you hear only while driving are two very different problems. I see it all the time but this is the first time it's started happening to my own car. Dear Car Talk: I have a 2016 Ford Escape 1. so my engine keeps making a clanking noise, but after each clank its slower until it stops maybe its the crankshaft but im trying to get other's opinions. I thought to keep you guys busy and post an other mystery that my car possesses. This is a really classic and common old car problem. Four Common Car Noises, Their Causes, and How to Fix Them When I put my foot on the gas going at around 50km/h and rpm around 1300-1400, the engine makes a loud. I also hear the very loud noise when using the AC after the car has been in hot weather. Learn about what can cause your car to make unusual noises, and find out ways to diagnose and solve the issue. A common joke about the solution to resolving a weird noise coming from your car is to turn up the radio. One of my vehicles started making a rather disturbing sound so I went to investigate and to hopefully fix it. My car makes a loud (I would say raspy) noise for about 1-2 seconds when I start the car. We took it in to that same dealer about a week later and once again adjusted the sensor and said everything was in manufacturer standards. Loud motor sound when running the AC. IS YOUR CAR MAKING A NOISE? Most car noises come from the engine, belts and pulleys, hoses, exhaust system, tires, suspension system, tire to pavement contact, braking and aerodynamic interference. A diesel engine can ping, cling, clang and bang, and all the time you are wondering just what is acceptable and what is not. The sound is coming from underneath the car and seems to be coming from the exhaust possibly? Today it did make a similar noise on start up (not in the video). Speculation has placed the blame on everything from the high-pressure fuel pump to the starter motor. So my wife and I just got back to MI from a three day vacation in Toronto. Oh yeah I have a 2002 Pontiac Grand Am 2.