As they got loose you started to hear the rattling from under the intake manifold in the engine. Hopefully someone can identify the noise. 6 petrol, and its making a whining / droning noise while driving. Is a whining noise while accelerating, disturbing your peaceful meditative state at the driving wheel? It's time you did something about it and investigated the mystery. Since I find the rice burner sound anoying I left him in the dust. Is the noise heard only when the vehicle is put in gear? 4. I did have damage on the front bumper so I thought it was from the air coming through the detachment of the bumper but it has gotten louder and sounds like the engine is straining but no indication of the engine under stress. Humming Noise. This Site Might Help You. Mufflers and Resonators reduce the sound of the engine’s exhaust gases running through the exhaust pipes and out to the back of your car to a minimal sound level. I place the car in neutral as you suggested, I was unable to replicate the "humming". I came to the conclusion that it was the wheel bearing. But as soon as my head is still again, the hum returns. A heat shield noise is a type of rattle you hear while your car is idling, or at a specific engine speed or RPM. As long as you've been paying attention, nobody knows how your engine sounds better than you do, so if it starts to sound odd or even just a little different, there could be a problem. So I hear a whining noise when driving. on the road you want to see if the noise is affected by engine speed, vehicle speed, or if you can adjust or just. Engine turned over initially then only buzzing sound. Sound travels into drive shaft which has me stumped. I've received advice that it might be the wheel bearing, so i had both front wheel bearings changed out in the last 6 months. it doesn't change when the engine shifts, and will get louder as the car goes faster speed-wise. A Have the tires rebalanced and rotated once again, making sure the front tires end up on the rear of the vehicle. The noise is still there and appears past 10mph onwards. Yes, the hissing sound is still there. I have a 2012 Nissan Pathfinder 55k Se. When driving it home I noticed that the front end is making a humming noise. This noise can happen at any speed between 25 to 70 mph , flat uphill or down. Most of the people who hear the Hum (sometimes referred to as "hearers" or "hummers") describe the sound as similar to a diesel engine idling nearby. Bearing noise occurs at all driving speeds. One of the most frustrating aspects of car audio is noise in the system. The noise is still there and appears past 10mph onwards. They tried narrowing it down, by replacing some pulleys, but that wasn't it, so then they went to the harmonic balancer, and while it was slightly out of round and was replaced, that wasn't it either and then they tried the water/coolant pump and voila, that fixed it. i10 - Humming Sound while starts moving Cold V-belts might be the cause of this "humming" sound. Heat shields are metal plates along the exhaust system of your car that deflect heat away from the floor of your vehicle and other heat-sensitive components like fuel tanks, wiring, and brake lines. Power steering lines. Its driving me crazy. It's loudest at 2000rpm cause that's where it seems to resonate the rest of the car most. Hopefully someone can identify the noise. With previous research, I know there is a humming/grinding noise that happens when the ECO mode kicks in, but for the life of me I cannot remember what that was called. But as soon i was restart the engine its goes away. Normally, it isn't a problem when the car is parked in the garage, but I can't take my car on camping trips because the humming sound keeps me awake at night!. Contacted the dealer and they indicated its normal. It's also a tapping noise. Alternator whine is the granddaddy of car. Humming noises are usually an indication of a bad bearing. he said it's the flaw in the design of the 2004 and 2003 and there is nothing wrong with the car. On my way home I listened for the noise while coasting downhill with no power and the noise stopped. About 5 years ago I was laying in bed one night and I heard this low pitch humming noise. My 2012 RV (Sprinter 3500) has an engine noise (whine) at 1800-2000 rpm and 2700-2900 rpm that only occurs when the engine is under load (ie. That almost sounds like a hum "whommmmmmmmmmmmmmm". The humming sound lasts 5-6 seconds, and it can be 5 to 10 minutes apart. Sounds like it's in the drive. Finally picked up the car last Friday and straight away had a rattle over the driver door which is being seen to on Monday(Temporarily fixed by wedging a thick piece of card in the rubber seal) but the thing that is annoying me most is while driving I have a noise which I can only compare to the sound of somebody blowing over the top of an open glass bottle. The most recently reported issues are listed below. the noise starts at around 25mph and gets abit louder when i go faster. After I took my Ford Focus 2011 to the dealership for a free oil change I noticed a subtle, low hum coming from the car when I hit speeds past 40mph. Robert-Thanks for your question about the humming noise in your transmission. This goes away after driving off. Contacted the dealer and they indicated its normal. I have this loud humming noise while I'm driving. Since I've had the truck I have noticed a vibration and a hum that is not tire noise the vibrations are bad around 65 and the hum is only heard at acceleration. Trac with 132k miles. Humming or buzzing sound from pede when giving throttle Now it has a high pitch sound when i give it throttle but thats the only time. If however there is only one pinion bearing that is worn/damaged, the noise may vary in different driving phases. After 35 its gone and before 20 I don't hear it. Humming noise while driving. While driving down the road about 40 mph, sway the car side to side slowly, shifting the weight of the vehicle from one side to the other. If a pulley is misaligned or seized it will rub on the edge of the belt causing this squeaking or chirping. Tire treads hum against the asphalt, wind whistles as it passes around outboard mirrors, plastic bits and pieces in the dashboard generate little. It is making a humming/vibrating type noise while driving. If you have the habit of having your foot rest on the clutch while driving the clutch. Holden Commodore VZ 2006 whine / buzzing sound from the engine Discussion in ' VZ Holden Commodore (2004 - 2006) ' started by Gleb. This Site Might Help You. Mazda 3 making strange noise when accelerating Tried a better recording while driving today, http If the car is in otherwise good shape and the engine itself. I know the sound is not the engine because it is an actual hum over the sound of the engine. i can't get an how to stop a car from knocking. 7L with the TRD package. Sounds to me like a wheel bearing or brake rotor warped, which is causing the pads to contact it when driving, but when stopping to make a vibrating noise. It was a grrrr sound but it was fixed when I poured oil into the transmission. When I started driving to work yesterday I noticed a faint humming sound and thought how lucky it was that I was going in for service today. We have taken it in and out of 4 wheel drive and it the light goes out so don't think it has anything to do with that but who knows!. Something ticks rhythmically while your engine idles: Shut off the engine, wait ten minutes for the engine to cool and the oil to settle, and then check the oil level. The sound is audible over 20mph and definitely at highway speeds and when decelerating. A friend of mine has a 2004 Focus 1. Is the noise heard only when driving and turning corners? 6. Hopefully it hasn't gone on long enough to have a grinding effect. Going around 25 mph it makes this noise like a hum but more like it has a flat tire. The sound gets louder/faster with vehicle speed. This has been a great car, but there is one unexplained nuisance: It keeps making a humming sound while the engine is switched off. many claim what you guys claim, there's even one guy that says the loaded bearing will make more noise and at the same moment he turns the wheel. Shifter locked in park after stopping. Once the sound effects are recorded or captured, they are usually loaded into a computer integrated with an audio non-linear editing system. They replaced it and now it's good to go. , household appliances, traffic noise, etc. i have a 03 cts 3. RE: Humming noise while driving car straight. One key reason could be that your silencer pipe is leaky. The noise is unusual for a car, a low hum with an attack and timbre slightly like running your finger around the rim of a wineglass, but lower and noisier. It sounds almost like someone slipped a box fan under my hood. With previous research, I know there is a humming/grinding noise that happens when the ECO mode kicks in, but for the life of me I cannot remember what that was called. It is louder when accelerating, and does away as the trans shifts gears, and then reoccurs as you accelerate under increased RPM's. i have a 3 yr old 320i, and when i start the car up and drive around, everything's ok. when Im driving in a straight there is a weird humming noise that is coming from the left front tire, it still hums even when I'm turning left or right but driving straight its more. within the last few days I noticed that around 33-35 mph and the car has a humming/buzzing type noise. About two weeks ago was when it most recently started again. My car makes a loud humming noise while driving on the highway (it gets louder the faster the car goes)? What could it be? I just bought his car from a used car dealer and he said the tires are new and everything so what could be the problem?? BTW its a 99 Toyota Camry LE auto. I replaced the tires and it is still there. Four Common Car Noises, Their Causes, and How to Fix Them If the noise is heard while driving without applying the brakes, it's possible your tires are worn or. As usual I just ignored her however when I got off the motorway the car was making an horrendous droaning / humming noise, its coming from the front and is most prevalent around 2,000 - 3,000 rpm. Does this humming noise only occur around 1700rpm? Does it get louder with engine speed? Does it go away if you turn the A/C off or on? Does it go away or come if you turn the steering wheel? From what you described it sounds like it was first heard while driving. Any ideas what. It started with a high pitched fast rattle sound, but has changed into a much lower pitched hum. Does anyone have any solution as it's driving me crazy. In this case try putting an additive designed for the clutches. Alternator whine is the granddaddy of car. Anyone of the above-mentioned components could be responsible for emitting an audible humming or whining noise when you engage 4-wheel drive mode. I just posted in the new member introductions so this is my first "problem"or help" post. If I keep driving it at low speeds, instead, the rattling starts and after a while goes away by itself. Finally picked up the car last Friday and straight away had a rattle over the driver door which is being seen to on Monday(Temporarily fixed by wedging a thick piece of card in the rubber seal) but the thing that is annoying me most is while driving I have a noise which I can only compare to the sound of somebody blowing over the top of an open glass bottle. Now that I have had it a while though driving it daily (fairly rural driving so a consistent speed for 20-30 minutes at a time) it has decreased in frequency. So the other day I took the truck out for a ride to pick up some lumber and while driving it started making a weird howling noise. It was the bolts holding the torque plate to your torque converter. the vehicle also made a revving noise while driving at low speeds. This lowered reflex threshold for tensor tympani contraction is activated by the perception/anticipation of loud sound, and is called tonic tensor tympani syndrome (TTTS). It quite depends on what car and engine you are equipped with. what is the problem??. It was a grrrr sound but it was fixed when I poured oil into the transmission. I replaced the cam synchronizer and also a new Motorcraft IAC. I don't know what the humming is, but I doubt that it is the fuel injectors. can introduce unwanted noise in a car audio system, ground loops are the single biggest culprit. Is the buzzing sound/noise constant or intermittent while the engine is on? I've noticed a similar sound, but the noise is not constant, it's intermittent. (The humming/whistling noise always seems to be there though) Work done on car to try and fix the problem:. and is amplified by certain buildings, driving. This Site Might Help You. Something ticks rhythmically while your engine idles: Shut off the engine, wait ten minutes for the engine to cool and the oil to settle, and then check the oil level. Here's a look at car rattling noises from both inside and outside of your vehicle and what they might represent. Check if the silencer pipe is broken. Its sounds like I have loud exhaust but its from the engine not the muffler. Did you ever figure out that was? I have the same, and the hum seems to be coming not from the engine, but rather the wheels or. The noise never seems to last more than 10 minutes but it is beginning to worry me. Now that I have had it a while though driving it daily (fairly rural driving so a consistent speed for 20-30 minutes at a time) it has decreased in frequency. Its hard to tell where its coming from. Is the noise heard only when applying the brakes while driving? 7. I can barely hear it above road noise, but. It doesnt happen when the engine is cold but after driving a couple of miles and the car has warmed up it makes the noise. backyardmech 550,374 views. It's not super loud, but it's always there, as long as the engine is on and you can hear it when the radio is off or at low volume. Hello I have a 2003 4runner SR5 V6. I dont hear this sound when starting my engine after a short parking period of 4-6 hours. Any body have any suggestions on what it could be, or what I should check?. Replacing that could reduce the noise in your car. I have a 2011 M37X making a humming noise when driving its random. Here's a look at car rattling noises from both inside and outside of your vehicle and what they might represent. Preventive maintenance will decrease the chance of you ever saying “my car makes noise”. There's kind of a hum or whine while in motion and under acceleration. A quiet car makes for a happy driver, but once a rattle or some other odd noise emerges, your peace of mind may evaporate. A humming/vibration can be a million things, but there is one that I can think of that comes somewhat close to a droning noise and that is when the Eco kicks in; where I suspect MDS is activated. I can feel a faint vibration in the gas pedal also. I went to start the truck at the end of the day and when I did, I lost pretty much all sound out of the driver side speakers to my truck. Step 4 take your car to a trusted mechanic and play the noise back to the mechanic. Makes the noise no matter what gear I am in, even park. It gets so very loud at around 50 mph. SOLVED Something is humming and slowing my Jeep SOLVED! and the pedal still vibrates while driving. I don't hear it when its. Any ideas?. I've received advice that it might be the wheel bearing, so i had both front wheel bearings changed out in the last 6 months. Trac with 132k miles. But it was very loud. ? if i change speed or anything it stops though. Calipers and rotors will not make a humming sound. Hello I have a 2003 4runner SR5 V6. I don't know what could possibly be the cause of this noise. Sounds funny, but sometimes it takes two to get the needed info for a proper repair. Here's a few of the most common noises found in car stereo and how to fix or avoid them. the sound resonated all around the top of the motor. Hopefully it hasn't gone on long enough to have a grinding effect. At first I thought it was the tires, but now I am not so sure. 2008 Nissan Xterra has all of a sudden starting making a bad humming noise while driving. Its driving me crazy. I can try to submit a sound clip. If you are lucky, the solution may be as simple as fitting some new rubber mountings to the exhaust. rpm higher or lower than 2500 don't produce the same intensity of vibration The vibration and noise really bother me a lot, especially driving long distance. Electrical 90’ lx dies while driving or idling randomly please Engine dies while idling? Forums. making a left after a stop sign/navigating through parking garage). I am currently in a 2006 Toyota Tundra Double Cab with the JBL sound system. It starts after driving for awhile & then keeps doing it when I slow down. (Not that the hum goes away while on the freeway. Loud enough to sound like having glass packed mufflers on the inside of the car. My car use to accelerate quietly until today when all of a sudden it makes loud noise when I accelerate or hit the gas as if I have a large exhaust (but I don't). I have a 2000 silverado 4wd. Its sounds like I have loud exhaust but its from the engine not the muffler. I can barely hear it above road noise, but. Car now has around 17,500 miles or so. i revved the engine while in neutral. The noise is gone at idle, and not heard in reverse. however, while stopping it almost sounds like a loud vibrating noise. If everything checks out there, consider checking if any electrical components or window seals show signs of wear and tear. It does it when I first take off then quits for a second then does it again for a second after it shifts gears. My car makes a loud humming noise while driving on the highway (it gets louder the faster the car goes)? What could it be? I just bought his car from a used car dealer and he said the tires are new and everything so what could be the problem?? BTW its a 99 Toyota Camry LE auto. Shifted into neutral while in motion (noise persists) changed out my rear end fluid (noise persists) shifted through all gears in motion and wile stopped (noise persists) The noise does not seem to increase or decrease based on RPM but rather MPHthe faster I go, the more noticeable the noise. Does the noise change with the engine speed? 3. I may have to have my wife try to start driving while i try to listen. I'm thinking the OP needs to ride in his car while someone else drives it to duplicate the humming noise. The best way confirm the cause of the noise is to have a certified technician put the car on a lift and spin the wheels. Went into the garage where the car had been parked for hours. Humming Noise While Driving. Weird Noises Your Hybrid Makes—And Why By Lyndon Bell If you're driving a hybrid, some of the weird noises your hybrid makes may be leaving you wondering what's going on in there. Tires are fairly new. There are various possible reasons why a car makes a humming or whirring noise as these sounds could be a sign of a bad bearing in the steering system, water pump or alternator. Could use some advise here guys. Step 3 is to find a similar car noise from our car noise library. This sound is much deeper and does not sound like normal engine noise. I can drive 100km and its absolutely fine and other times it just cuts out again and again. For the last couple of weeks I have noted that while driving my Tahoe it have what sounds like a hum or rubbing noise coming from my front end (I think front driver side). I did have damage on the front bumper so I thought it was from the air coming through the detachment of the bumper but it has gotten louder and sounds like the engine is straining but no indication of the engine under stress. Honda crv whining noise while driving Honda CRV is making a loud whining noise when I am driving, but the sound stops immediately when I step on the brake. The noise was especially apparent earlier when the windows were wound down. I came to the conclusion that it was the wheel bearing. Once the car is warm, and when driving at low revolutions, the rattling begins. I get this loud buzzing noise during cold temperatures. I was thinking maybe something with the brakes? I do need new rotors because whenever I am going downhill or going a little fast and I hit the brakes, it shakes real bad. What causes a humming noise while driving or idling and in any gear in an automatic transmission cavalier but only after This sound could come purely from the engine to indicate that it is. I've got an '87 hatch, and when I get up to around 55mph (though it does seem to vary a bit), there's this strange mid-high pitched whining/humming noise that sounds like it's coming from somewhere up front. This distinguishes it from gear whine which usually comes and goes as speed changes. If you are hearing under the dash (not in the engine bay) it could be the transfer case. As I slow down, the noise gets quieter and eventually goes away. If you have the habit of having your foot rest on the clutch while driving the clutch. After driving for a while again the vehicle loss power. With previous research, I know there is a humming/grinding noise that happens when the ECO mode kicks in, but for the life of me I cannot remember what that was called. I tried to eliminate all possibilities and I came to the conclusion that it was not the gearbox or any stage after that up the wheels. Sound travels into drive shaft which has me stumped. Humming noise inside the car whilst driving. I have a loud humming noise when driving and it is worse while turning. This is a discussion on Humming Noise within the Evoque Forum forums, part of the Evoque Discussions category; I've noticed it and I don't know the cause but I guessed that it was the vehicle trying to be fuel efficient at street speeds,. 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. I replaced the tires and it is still there. Once you hit 3000rpm+ the engine noise is louder so you can't really hear it any more. Sounds kind of like a heartbeat it hums for a second, then goes away, then back. While driving, I have noticed a vibration. 1999 Humming/Whining noise from engine bay I tried a couple things like playing with the windows while at a stop, playing with the fan, headlights, steering wheel. On my way home I listened for the noise while coasting downhill with no power and the noise stopped. I have had a vibration buzzing noise at 3000 rpm to 3500 for a few months. While I'm driving their is a humming noise. When stopped, the noise disappears. This sound could come purely from the engine to indicate that it is running. From outside the car you can't hear any noise, but once in the car there's the noise. Makes the noise no matter what gear I am in, even park. The sound itself is a little like the whine you hear from a small car shifted into reverse that is backing out of a parking space. Today while driving it has definitely worsened, and can start to hear the humming around 20mph or so, and doesn't get louder with speed, but does sound speed oriented meaning the sound also speeds up but the volume is consistent. The front room floor does feel like its vibrating but perhaps the noise I am hearing gives the suggestion of vibration (sounds like a bus engine idling in distance or the throb of engine when you are on a ferry but very low level). Is the noise heard only when the vehicle is being driven, and does it change with the speed of the vehicle? 5. The engine does not stutter or die, just that sound and then everything is fine. I tool it to a local shop. a "knocking" sound from a car's engine while it's running is serious cause for alarm. I place the car in neutral as you suggested, I was unable to replicate the "humming". A few months back I noticed a hum coming from the rear of the vehicle while driving (and no, I checked the back seat for prostitutes). I have checked the power steering pump and lines for leaks but it looks dry. Open the hood while you can hear the noise and see if your fan is on. At first glance, this appears to be a wheel bearing, but the noise started as soon as I rotated the tires. It appears to be coming from the front wheel area driver side. Electrical 90’ lx dies while driving or idling randomly please Engine dies while idling? Forums. This can be a humming noise at speed, and more often upon turning the steering wheel a bit; the usual road noise changes. Does the noise change with the engine speed? 3. The sound is more noticeable at low speeds in the 30 mph range. The noise becomes audible as soon as I push the accelerator and goes away as soon as I take my foot off the accelerator. The other possible hum source to try to check or rule out is the motor-generator in the transaxle (much more expensive) and it should sound different. The dealer says normal and we disagree. driving me a little crazy this one and would appreciate any feedback. I was getting a humming noise from what sounds like the front end (hard to tell). I have a 2006 G6 V6 sedan with 59k milesand there is a strange whining almost humming noise when I drive definitely coming from around the wheels. Contacted the dealer and they indicated its normal. They put the truck on the lift and performed the normal tests. What is wrong with my car? chevy mechanics answer questions for free. Ask for limited slip friction modifier or posi additive. Thanks for asking us a question on our article "Why Is My Car Making a Whining Noise?"! I'm sorry you are having trouble with your power steering system, but hopefully it will be an easy fix. The noise was only there while moving. It gets louder when starting to accelerate and softer when i slow down, and gone at idle. The noise is still there and appears past 10mph onwards. I don't hear anything when the car is cold but, after a few minutes, the car makes a low pitched humming sound when it's idling. Also, its an incredibly loud whine when driving in the cold weather. the faster I go the faster the hum. Last week my 2010 Honda Accord EX-L started to have this loud humming noise coming from my engine. I can barely hear it above road noise, but. Hopefully it hasn't gone on long enough to have a grinding effect. If i tap the gas pedal, the sound briefly goes away, and then starts up again. Other causes of a whistling sound could be a vacuum leak, or sticking idle control system. A loud humming noise when going 60 - 70 mph. The noise may be present at lower speeds, but the volume of the noise appears to increase proportionately with my acceleration and as such is most noticeable at highway speeds of 50 - 70 miles per hour. This is not the fuel pump,the noise sounds like at rear of engine or bell housing. Tire treads hum against the asphalt, wind whistles as it passes around outboard mirrors, plastic bits and pieces in the dashboard generate little. I've got an '87 hatch, and when I get up to around 55mph (though it does seem to vary a bit), there's this strange mid-high pitched whining/humming noise that sounds like it's coming from somewhere up front. Open the hood while you can hear the noise and see if your fan is on. Then check to see if the wheel bearing is loose by prying up on the wheel. Along with the which seemingly comes and goes while driving, it also felt a bit sluggish. Sorry for the interruption. Any ideas?. I have a 2013 Encore AWD. as in if you had sat TIBs buses. The sounds seem to be coming from the driver's side of the vehicle or the engine. need help i have a 2017 trd tundra my first and maybe last when running at a steady speed of 55-65 i get a loud humming noise in the cab if i let off on gas it goes away but returns when i get back to steady speed dealer says nature of the beast this is very annoying and driving me to trade i have less than 3000 miles on truck. http://www. It sounds like a low pitch humming noise or a buzzing noise and while it's hard to pinpoint, it sounds like it is coming from the back of the car. Hopefully it hasn't gone on long enough to have a grinding effect. Any body have any suggestions on what it could be, or what I should check?. Power steering system moan noise - A continuous low pitched humming noise occurs when the steering wheel is turned and the steering system is loaded. Here are other facts:-It hums when I’m driving straight, if I need to turn the wheel to the left or right, it stops humming. Q car year: 1996 car model: Z3 1. rpm higher or lower than 2500 don't produce the same intensity of vibration The vibration and noise really bother me a lot, especially driving long distance. when Im driving in a straight there is a weird humming noise that is coming from the left front tire, it still hums even when I'm turning left or right but driving straight its more. Step 4 take your car to a trusted mechanic and play the noise back to the mechanic. The noise is gone at idle, and not heard in reverse. Replace the fan or bend the shroud back out of the way. Noticed a roaring sound coming from the engine of our 2011 srx. I've noticed this buzzing/ vibration noise coming from in front of me while driving around 60 mph. The half shafts don't usually make a "humming" noise but there's an inner bearing too that so far I've never run into a bad one - just chance. Please also check out the statistics and reliability analysis of the 2015 Honda CR-V based on all problems reported for the 2015 CR-V. Noise starts of low then gets louder at 40-55 mph unless I let go of gas pedal then it just goes away until I start to apply it again but doesnt get louder if I apply the passing gear just stays the same until like I said I let go of the pedal which I think is wierd but cannot figure. Engine Problems There are certain engine problems that may create a whining or high pitched noise. Needed to experiment with the sound, pitch and volume. Buzzing/resonance noise from engine bay Please check out the new club website for the Cayman Club at www. A humming sound heard at idle has to be something that moves even while the car doesn’t. It sounds like the engine revving, however, when I let off the gas the noise continues and will get deeper in sound as I slow down. Have a humming noise (similar to a low p/steer whine) that i hear at idle and slow speed. 2006 hhr with approx 90,000km. While parked or in neutral standing still I could rev the engine and it wouldn't produce the sound. [Video: Listen to 6 Spooky Sounds]. Has to be caused by something that is moving or possible vacuum leak, although vacuum leak tends to have more of a hissing noise then a hum. within the last few days I noticed that around 33-35 mph and the car has a humming/buzzing type noise. Does anyone have any solution as it's driving me crazy. Recently I have been experiencing a humming noise coming from our 2012 EX-L. Particularly annoying at lower engine speed. Is the noise heard only when the vehicle is being driven, and does it change with the speed of the vehicle? 5. Would it be a bad wheel bearing or tie rod possibly? rotors or brake issue? HELP!!. Does anyone have any solution as it's driving me crazy. I have a 99 mercury mountaineer 5. If the noise becomes louder at higher speeds, the wheel bearings could be the cause. when I am driving straight or turning right I have a humming noise sounds like plastic catching on something rotating humming goes away when I turn left driving ok engine ok does any one know what could be garage can not find any thing wrong. And the Hum has driven virtually every one of them to the point of despair. I was driving home from the beach in my 2014 Encore yesterday (about a 250 mile drive) and an hour into the drive the car started making a loud humming/revving sound. Any idea what might be making a ticking noise in the engine after I drove my little honda civic through what i thought was a puddle? water came up over the engine and I got out after a couple seconds but the car died and I had a to wait a few minutes to get it started again. A humming, grinding or hissing car noise can end up costing you. Open the hood while you can hear the noise and see if your fan is on. i revved the engine while in neutral. The mystifying thing to me, and apparently to the Ford mechanics to which I reported the aggravating noise over the years, was that it was related to the accelerator pedal. The sound is more noticeable at low speeds in the 30 mph range. i have a 03 cts 3. The noise may be present at lower speeds, but the volume of the noise appears to increase proportionately with my acceleration and as such is most noticeable at highway speeds of 50 - 70 miles per hour. Throughout the 20 th and now into the 21 st century hundreds of thousands of people worldwide have reported a low frequency pulsating noise which has become known as "The Hum. A humming noise can be caused by a number of different systems in your vehicle. In turn, feathering and cupping generate noise because the tread surface is no longer smooth. First of all it had some gear oil leak.