Prius (2010-12) :: Metal On Metal Grinding Noise At High Speed Above 75mph?

I commute 180 miles a day, 6 days a week. I noticed metal on metal grinding noise(more noticeable) at high speed above 75mph especially on asphalt road. I'm sure noise is there at low speed but not enough to notice. My car has 50,000 miles. Tires? Electric motor?

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Ford - Taurus :: Metal On Metal Grinding Noise While Failing To Start Up

I have an '02 Taurus. For the last year or so it has intermittently produced a metal on metal grinding noise while failing to start up. I'm told this is due to teeth being missing on the flywheel between the starter and the transmission. It's taken as many as six tries to get the car going. But the car has always started in the end.

My questions are: Is the problem flywheel worth replacing at this point at this price? Is it likely to fail totally any time soon?

Also, might the March '09 replacement starter be implicated?

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Ford F-150 (2004-2008) :: Intermittent Metal On Metal Grinding Noise

I have intermittent metal on metal grinding noise. Seems to happen when I am at highway speed. Seems to go away when I put it on 4 wheel drive or slow way down. On one occasion though, the grinding noise did not stop even after putting on 4 wheel drive - had to stop completely before it went away (did not come back after I drove off again). Diagnostics so far....

Unhooked the vacuum lines on passenger side actuator and hooked up vacuum gauge. Vacuum held at 20 psi and drops and raises slightly as the truck is being revved. Takes about 10 seconds for vacuum to drop to zero once truck is stopped. Putting it on 4 wheel drive drops it to zero immediately. Exact same scenario on the passenger side.

This leads me to believe my IWE solenoid is ok. So also my check valves. Next opportunity I get, I will raise one wheel, remove the vacuum line on that wheel and apply vacuum with my pump. Want to see if it will turn my half shaft.

2004 F150 FX4 ....

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Prius (2010-12) :: Light Metal On Metal Grinding Noise

I have a 2011 Prius with about 32K miles on it. I've been hearing light metal on metal grinding noise for a few days now. So I decided to take it to a stealership and they told me my ceramic pads and brake rotors both need to be replaced for all 4 wheels. I thought Prius brakes don't need to be replaced for 100K miles.

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Elantra MD (2010-15) :: HVAC Blower Noise / Metal On Metal Rubbing

My Elantra's HVAC fan has always been a quiet thing, even on 3.....we won't mention level 4 and the fact it sounds like a 747 at takeoff.

I kid you not, the very evening I hit 60,000 miles and the general warranty expired, the blower motor started making noise like it was throwing a bearing and definitely sounded like some light metal-on-metal rubbing. After I became irritated at this, the noise went away and didn't come back until just a few weeks ago. I could make it stop by smacking on the bottom of the fan assembly a few times but I want a more permanent solution.

Tonight I dropped the blower out which was stupid easy except for the fact you're upside down in the dark with your head in a hole. But three screws and an electrical connector later, I dropped the assembly to find no serviceable components. I mentioned this to friend of mine who's into Volvos suggested spraying some lithium grease on the hub of the blower and letting it run long enough to quiet it down. I'll do this over the next few days and report back but part of me thinks a new blower may be in my future.

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Elantra MD (2010-15) :: Metal On Metal Noise When First Accelerating

I have a 2012 Elantra with 21000 miles on it. It runs well but in the last month or so it has started to make a strange noise when first accelerating. I would describe the noise as touching a fork to a metal fan...kind a "zzziiiinnnkkkk" sound, I guess. It only happens when the car has been sitting for a while and only on the first acceleration, usually in first, second, and third gear after which it immediately goes away and doesn't happen again until the next time we drive it. It seems like it would be related to the transmission except the sound is too tinny for it to be the gears. It sounds more like sheet metal making that sound. I took it to the dealer but they said they couldn't make it make the sound, which is crazy because it does it EVERY time we drive it.

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Elantra XD (2001-06) :: 2003 - Grinding Noise From The Rear

2003 Elantra GT ... Yesterday I went out and heard a sort of grinding noise from the rear. I thought it was the brakes. This morning I took it to a mechanic and he said it was the brake pad rubbing on some rust on the rotor.

This evening my wife took the car out and, in addition to the sound, said she smelled burning rubber. So I took it out and after a while figured out it is the bottom of wheel coil (see photo) on the rear driver side rubbing against the tire! I assume the mechanic didn't spot it because it may move out of contact with the tire when the car is lifted up. What happened here?

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Elantra XD (2001-06) :: Chugging And White Smoke Coming From Under The Hood

My wife just sent me a text saying she noticed her car (2005 Elantra GT, auto, 140k) making a chugging sound and then saw white smoke coming from under the hood on her way to class.

I'm at work, so I'm trying to pinpoint the problem from my office, but I'm guessing the white smoke is the result of a coolant leak? Bad seal somewhere? What would cause the chugging that's related to a coolant leak? Or maybe it's not coolant-related at all.

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Elantra XD (2001-06) :: 2002 - Grinding Noise On Reverse Gear

My car has been making this grinding noise for the last 2 months. It happens when I put the car in reverse gear and slowly release the clutch. Rarely happens also in 1st and 2nd and 3rd and is always at the beginning of the transition when I am letting the clutch go. I do not know if it is the transmission, the clutch or any other part. I drive a 2002 Hyundai Elantra 5 speed manual transmission with over 120 k miles

Here is a link to a video I posted so you can hear the noise it makes : [URL] ....

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Elantra XD (2001-06) :: Loud Grinding Noise Coming From Front Of Car When Decelerating At Low Speeds

Having problem with my car (2001 Elantra GT) - over the last month or so it's been occasionally making a very loud (not but consistent) grinding noise coming from the front of the car when decelerating at low speeds. The noise sounds like gears slipping over each other but cuts in and out. It's pretty loud and not a nice noise to hear! Sometimes it makes the noise when I brake firmy but not until I reach lower speeds... mostly it's just when coming to a stop, but it did it once last week when I was pulling very slowly out of a parking spot and not even braking.

As it's become more frequent (going form maybe once a week to several times every car journey) I have started to feel something in the brake pedal also, like there's something kicking it from behind. I took it to a mechanic and had to pay a ton of money to get a broken front left ABS ring replaced (it also had the front right ring replaced in May), and within 2 minutes of driving away from the place the noise was back. Before I spend even more money that I don't have on taking it back for extra diagnosis.

I'm told that this is almost certainly the ABS system that has a fault even though the ABS light never shows except when I start the car, and I've taken the fuses out of the ABS in order to confirm that it is. I haven't heard the noise after a few days of driving with ABS unplugged so I think we can be reasonably sure here. Is there anything that I can check myself or test (I'm not very handy when it comes to cars) or can you tell from this information what it's likely to be? Other things that I've noticed with the car which may or may not be relevant are:

- the warning lights for brakes, ABS and TCS are all lit with the fuses for ABS1 and ABS2 taken out. I take it this is normal for all 3 to illuminate with the fuses out?

- since unplugging the ABS I've noticed a slight metallic squeal from the brakes as if the brakes are worn down. Didn't notice this before I unplugged ABS though it may have been there, not sure.

- sometimes when going over a speed bump or just a minor imperfection in the road I hear a clunk in the front of the car and feel something move in the underside of the car. Happens mostly at lower speeds also, but not if I go over the bump really slowly.

- in the fuse box when I took out the ABS fuses I noticed there was a bit of minor melting/brown burn marks on the top of the connections marked (iirc) ECO3 and ECO4 on the diagram (large white connectors). Is this anything to be concerned about?

- sometimes when I have air coming into the car through the air vents it will become significantly warmer for a few minutes, then slowly go back to normal. Can't think of any circumstance that links the times when this happens (eg. speed, weather etc).

- the oil pan has a leak which is on the list of things to fix when the car works properly.

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Elantra XD (2001-06) :: 2004 - Transmission Making Slight Grinding Noise When Putting Into Reverse Only

No codes, transmission makes a slight grinding noise when putting it into reverse only. Has a slight bump from 1st to 2nd. I flushed 16 quarts of the sp3 through it. Been researching and see a lot of talk about the output and input sensors. Not my car but my sisters. Needs axles, timing belt water pump, ps return hose, plus have champions in there and old ass hyundai wires.... thing does idle rough, motor mounts are new.

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Elantra XD (2001-06) :: Grinding Sound On Initial Acceleration From Park / Scrapping Noise During Braking

2001 Hyundai Elantra, with an automatic transmission.

1. I am experiencing a "grinding" sound upon my initial acceleration from park? This only occurs when the car has been sitting for a decent amount of time and the engine is relatively cold. To give you more detail: I start the car, throw it in gear and begin to accelerate. The grinding sounds is almost instant and sounds horrible. It is fairly consistent how long it lasts and generally once the car shifts to 2nd or 3rd it goes away. I do not hear it again until I park, leave the car for a while, then start it up and begin driving again.

2. I am hearing a "tension" like noise, also a little like scraping, when I brake at slow speeds coming from my driver side front wheel. I recently had my brakes replaced so I know its probably not the pads and at the time the rotors looked fine too. It is not a constant noise during the breaking either meaning, I apply the breaks, i hear it for a second, then it goes again, then it comes back, then goes away. Again it sounds like a mix between scrapping metal and tension.

What it could be, what I could look at on my own or how to get it resolved?

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Ford F-150 (2009-2014) :: 2011 - Grinding And Metal-on-metal Contact In Front

I replace my brake pads and rotors in the fall of 2015 with EBC parts. Now almost 13,000 miles later, I started hearing grinding and metal-on-metal contact in the front. So I went out and got PowerStop pads to replace the EBC (EBC had way too much brake dust). I took off the front wheels and noticed that the DF pads had about 1/32 left on them, ok I guess its time to change them out. Onto the PF pads, I find that there is almost no material left, in fact I could scrap off what was left of the material. I decided to do a rotation while I am at it and noticed that the rear brake pads on both sides look like I never used them!! Is it really that possible to have 2 stuck calipers, both on the rear at the same time?

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Prius (Gen 3) :: Metal Grinding Noise When Braking

I've read a few posts about the Prius braking system. Just wondering what other owners have done when they experience the metal grinding noise and when brakes need to be replaced. My car has around 67,000 miles. I was planning to take it to a Toyota dealer, although prefer to find a certified Prius or hybrid mechanic at an independent shop.

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Passat (B6) :: Metal Grinding Noise At Low Speeds?

Ok so 11 days into ownership and only slightly over 800 miles the car started to act funny. First the common DVD nav issue (no disk in drive message).

Second issue is a strange metal on metal rubbing noise when turning at low speeds (i.e. in parking lots). When I make a big turn (either direction) it sounds like either the brake calipers aren't releasing fully and is causing the pad and disk to rub, or something else is rubbing.

This actually happened once yesterday on the highway as well. going 75mph, a very loud metal on metal rubbing noise.

Seems to only happen when temps outside are below 40. It warmed up yesterday afternoon and the noise went away, but after it got cold again last night, the noise came back.

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Golf V R32 :: Metal Grinding Noise In Rear

For the last week or so been noticing as I'm slowing down, brake or no brake, a metallic, grinding noise coming from the rear passenger side. Does not sound like a humming worn wheel bearing noise. Its pretty loud, almost clunky and not always consistant. Then the last day or so have noticed it on the right side. At higher speeds....faintly hear a ticking... The car has 48K on it.

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Golf V R32 :: Clunking / Metal On Metal Grinding Sound

This morning on my way to work, pulling into the parking lot around 20mph. I hear a metal on metal grinding noise. (almost to the sound of a muffler dragging on the ground type noise). Then that disappears for a bit, hear a loud metal clunk then some high pitched sound. All within say 30 seconds. Definitely coming from the back, but can not tell from which side.

Things I've checked in the parking lot:

Nothing hanging low, exhaust seems in-tact
It doesn't look like the brake shields behind the rotors are bent or touching
Sounds still happening if on or off brakes , on or off throttle.
It seemed to happen only at lower speeds. Disappeared once I got up to 50mph

Just took it out for a drive, that loud metal clunk happened when I put it into reverse, drove around, no other sounds. I just don't have a warm fuzzy feeling that this will just disappear.

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Sonata I45 (YF - 2011+) :: Metal Grinding Noise When Braking?

My car is making metal grinding noise when coming to a slow stop when you are stuck on traffic or going into your driveway. You can hear the sound and feel the sound.

I had this issue a year go and i took it to the dealer and they told me that i need to replace my rotors and my front brake pads.

A year later the noise came back and they told me that i need to replace my pads. I replaced my front break pads and a month later the noise is back. I went back and checked my pads and the pads were still new.

I only hear the sound when braking after driving in a heavy traffic or on a stop and go traffic. I don't hear the sound when i start to drive or driving in a non traffic condition.

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Elantra XD (2001-06) :: Brakes Making A Grinding Noise And Thump Sound Coming From Passenger Side Front

So, last week I got my transmission replaced and they also had to replace the CV axle because it was damaged beyond repair when the Transmission self-distructed. They drove it after all the repairs and said it was driving fine, just that it had a belt squeak.

On my way home (30 min drive) about 10 minutes in, still in the city, my brakes start making a grinding noise and sort of a thump thump thump when I brake which sounds like its coming from the passenger side front, it makes me really nervous. It doesn't sound like any brake grindy noise Ive ever heard before and it wasn't making any brake noises before it broke down. (On a side note: it also made a weird noise maybe the first 3 times I drove it after getting it back and I turned the wheel hard to back out of a parking space, that used to be when I heard the belt squeak but I haven't made it squeak since I got the car back.)

Everyone I talked to said it sounded like it needed new pads so tonight I bought new brake pads and rotors for the front and got everything taken apart. The rotors didn't look bad at all, just some light surface scratches, nothing deep, no warping I could see, and the brake pads look almost brand new. I did notice that the inside brake pad on the passenger side was missing its little metal plate that is usually between the caliper and the pad, so I went ahead and replaced all of the brake pads hoping this lost metal plate was the issue.

I also turned the rotor by hand on each side while the brake pads were off and the only difference I could notice was when turning the passenger side one it made a little more noise almost like it was loose.

I got everything put back together and drove around the neighborhood with my boyfriend in the car to listen, the grinding noise was gone and it seemed to brake really well (never got above 30 mph.) However, on my way to return the rotors to advanced auto (45-50 mph) it started making the thump thump thump noise but without the grinding, still on the passenger side. I can feel it in the gas pedal and now it not only happens when I'm braking, but also any time I let my foot off the gas pedal. The only time I dont feel/hear it is when I'm accelerating.

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