Kia - Rondo :: Humming / Buzzing Sound Getting Louder As Drive Went On

I have a 2008 Kia Rondo. Recently we took a trpi. Halfway there, we started to hear a humming/buzzing sound (similar to that of a remote control airplane). It was the loudest when we would stop at a stop light/sign, but would stop when the car was put into park. The noise grew louder and louder as the drive went on. The noise was coming from the front region of the car, but couldn't decipher exactly where. We were able to hear it from the inside of the car as well as the outside. The noise stopped once we reached our destination, but then started back up again on the way back home. Once home, it stopped again and our auto shop couldn't find anything wrong with it. What it could be. Hasn't done it since we've been home. Wondering if driving through the mountains put stress on it. What could be making that noise?

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Sonata NF (2006-10) :: Engine Sound Much Louder Like Revving / Humming

In my 2007 Sonata, I hit a poorly placed high manhole cover in a dip in the road, in the dark, going 30MPH, whacked it good before I could adjust...

I then pulled the car over, it seemed to go dead, then the car did crank back up, the engine sounded much louder, like a loud rev/hum, not quiet like usual.

I next drove a mile to a c-store, transmission seemed OK, no leaks, did see a check engine light briefly, but it disappeared. Car cranked OK, headed home, same sound right at cranking and at moderate speed.

Finally, I jacked the car up on the front left, from research appears that the plastic engine shields got smacked good along the front and near the right tire and bent back quite a bit on the left side. There seems to be no other structural damage that my untrained eye could see, just one indention you'll see in a couple of the photos that I think is part of the car design at that spot.

Again, no leaks, no smoke, no caution lights of any kind now.

Photos are attached...

My Hyundai's engine now sounds like a Mustang! Hoping it's just the engine noise from these plastic covers now being bent/destroyed in some spots, exposing the engine and the typical noise you'd hear without them...

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Pontiac :: 2004 - Humming Noise At About 20 MPH And Gets Louder With Speed

I have an 04 Pontiac (wifes car) as you start driving you hear a humming noise that starts at about 20mph and gets louder with speed at high speeds it just stay's steady, changes when changing lanes and gets quieter as you slow down, I know its not the engine or transmission as I can rev the engine and only when the car speeds up the sound changes (louder). I've been seeing similar post and its either CV joint or bad bearings but need more of a defined answer from a mechanic who recognizes this situation. Also the sound does make a little vibration felt through the steering wheel and gas pedal but again changes when steering is turned back and forth which I think means it's somewhere in the drive shaft and axle area or steering system.

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Camry :: Loose / Clunk / Fast Rattle Sound In Rear Driver Side?

My 03 Camry LE has a weird clunk/rattle in the rear driver side only. This happens when i go over bad portion of road, not like potholes just uneven bad road. When the suspension moves quickly. Car has no weight in back. It sounds like something metal is loose in that side, the other side is tight and makes no noise. The struts were replaced in january by previous owner, someone told me it was the rear links which i replaced and still same issue, checked sway bar bushings and those are good.

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Lexus ES 2013+ :: Humming Sound From Rear Under Carriage

My ES350 is always parked in my garage. One afternoon, I went into the garage to get something and I heard a humming sound coming from the car. It was very hard to identify where it was coming from. It sounded like a low horsepower compressor of some sort. I put my ear next to the rear wheel on the drivers side as this was the area the noise appeared to be coming from.

This is the second time I've experienced this happening. A couple things to note:

1. The car had not been operational for at least 8 hours.
2. There was no indicator lights on the dashboard flashing.
3. All doors were closed.
4. It seems to happen intermittently and I can't replicate on my own.

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Tiguan :: Slight Humming Sound Kicking On And Off In The Rear

I just towed a friends' boat 1500 kms and noticed while walking around with the vehicle running, I could hear what sounded like a slight humming or hissing sound kicking on and off in the rear, almost like an auto-levelling setup. As far as I know the Tiguan's don't come with anything like that. I don't hear it when nothing is hooked up.

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Golf V R32 :: Odd Humming Sound While At Idle In Right Rear Inside?

This is my first all wheel drive car and same goes for having a car in which the battery is in the rear floor. My question is the following.. Whenever the car is on and radio off I hear a humming sound while at idle. At first I thought it was the SAT radio (while vol all the way down) but that was not it. Its coming from the rear right side and almost sounds like a fuel pump/something electrical. It kinda sounds like a transformer or something like that. Since the battery is in the back and there is a fuse relay box aprox. 3 inches from the spare tire, I wonder if all these electronics are making this noise? Or is my car coming to life?

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Accent MC (2006-11) :: Humming Noise That Gets Louder As Speed Increases

Starting at about 30mph there's a humming noise that gets louder as speed increases. It doesn't seem to change if I am steering right or left and i have no steering wheel shake or any sort of noticeable bumping at 60mph. Could this just be my tires making noise, they are quite worn by now.

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Caravan/Voyager :: 1998 - Whistling / Humming Sound Coming From Rear Of Van

It is as an electronic whistle/humming. The sound is coming from the rear of the van, and no, not when it's moving, even though it still does it when moving. The only thing I can think of would be the fuel pump. Because It's loudest just before the rear tires, not after them. My fiancee has heard it twice now, when she first heard it, I didn't, but this last time when I heard it, I also noticed that the gas gauge was reading just below 1/8 of a tank.

Would like to know if it's the fuel pump or something else I'm no thinking of. And if it means I have to replace the pump.

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Corolla / Matrix 2009-13 :: Loud Humming Sound At The Rear When Reaches At 40 Mph

I bought a used 2010 corolla and notice a loud humming sound at the rear when it reaches 40 mph. I figured it was the rear hub bearing assembly. I already bought a pair of Beck/Arnley 051-6262 hub assembly. I found two threads here about the removal/installation but did not say the torque of the 4 bolts behind the hub assembly. I read on the Toyota Manual that it is 74 ft-lbs. Do you think that this is too tight for a 10 mm back plate. The wheel/rims bolt torque is 76 ft-lbs but the nut is about an inch length. It is almost the same torque for an inch nut compared to 10 mm back plate. Is 74 ft-lbs right especially for an aftermarket beck/arnley brand? On the Toyota Manual, the 2003-2008 Corolla 4 bolt torque is 45 ft-lbs. The 2010 is 74 ft-lbs???

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Mercury - Grandmarquis :: Low Humming Sound While Driving / Leak Coming From Behind Rear Right Tire

So today while driving my '98 Mercury Grand Marquis home I noticed a leak was coming from behind the rear right tire.. Or I'm guessing it's a leak ? But it's kinda like a grease substance and it sure does smell bad! It's all over the backside of the tire and muffler (probably why it smells).

While driving it there is a low humming sound? Best way I know how to describe it and if I go over 60mph it gets increasingly louder.. After looking up some forums online I came across that it could be a possible wheel bearing or maybe a bad axle problem?

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Prius (2004-09) :: Fast Clicking Sound From Left Turn Signal

So...I'm driving home yesterday and hit my left turn signal when all I get is a fast clicking sound. The light on the dash did not light up at all. Right signal is working fine.

Checked it out in the driveway -- my left signal is totally out. No front, rear or dash light when I hit the left turn signal. When I hit the hazard switch, I get only a right blinking light. The right turn signal functions as normal.

I thought this was probably a bad bulb so I replaced both the front AND the rear bulbs. Got no love - same results.

2008 Prius...

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Prius (Gen 3) :: 2012 - Humming Sound When Accelerate Or Brake

I just got my Prius in August. The car makes a humming sound when I accelerate and brake. Is this normal?

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Prius (2004-09) :: Humming Sound When Car Is Coasting With Gas Engine Off

My 2008 Prius had a front quarter panel replaced after my wife back in to a fire hydrant.The body work looks fine , no issue there, but now when the car is coasting with the gas engine off you can hear a humming sound that was not there before the repair.Also it does,nt seem to be recharging the hybrid battery at the same rate.My thought is maybe the body shop caused some damage to MG1 by spinning the front tires on a emision testing machine or rollers.Does special precautions would have to be used when testing wheel clearances after a quarter panel replacement on a hybrid? Would a body shop need to do this ?

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Prius (2010-12) :: Low Level Humming Sound At Idle

2010, purchased new, 89k. Never a hint of a problem. Last few days, I've notice a low level humming sound at idle. Probably there at speed and swamped by road noise. No change in performance. Temps in the 85 t0 90 range, with AC always at Auto, and at 72.

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Prius (Gen 2) :: Humming / Buzzing Sound When Depress The Brake To Power On

On my 2007 Prius, when I depress the brake to power the car on, it makes a simple, almost welcoming humming/buzzing sound. However, if I do it again within a couple minutes (for example, if I turn the car on to pull up, turn it off, and turn it on again), the noise when I depress the brake is different. When I press it down, it will make no sound for about a second or two, then make a deep 'thud' sound.

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Prius (2004-09) :: Humming Sound Occur When AC Turns On Or Speed Changes

When my AC turns on or changes speed - a humming sound occurs. It only lasts for about 1 - 2 seconds.

Is this normal

It sounds similar (higher pitched, but not as loud) to the humming you hear when you turn the vehicle off.

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Prius (Gen 3) :: 2012 - Humming Noise From Rear Of Car When Parked In Garage

Got home from work the other day, shut down my 2012 Prius 4 and went into the house. A couple of hours later went into the garage to drop a trash bag and heard a humming/whirling sound from the garage. Walked around the Prius and isolated it coming from the bottom rear of the car. Went and got key, turned the car on, then off again and the noise ceased. What that was? Fuel pump maybe? And why did this occur?

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Prius (2001-03) :: Humming Noise From Rear At Highway Speeds

I have a 2001 w/94k. New tires and alignment (3k). Recently I have been hearing a humming noise which can start to be heard around 45mph which gets increasingly loud up to 65mph, and then seems to quiet down if I go above 70mph. From the driver's seat it sounds like it's coming from the driver's side rear of the car and from the passenger seat it sounds like it's coming from the passenger side rear of the car. So it definitely sounds like it's coming from the rear of the car. Bringing my car in to get looked at it is difficult with my work schedule, so I thought I would try here first. Around the city there is no noticeable sound and there has been no loss in MPG that I can tell (44-47).

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