I have a 1998 C240T with 172000km which does the same type of noise but only when cold. My 03 sentra SE-R auto will make this grinding noise while i'm accelerating in 2nd and 3rd gear between 2000 and 2500 rpm, but once i go past that it will stop. Certain amount of noise level acceptable, … It was a failed torque converter. For example if im rolling and decide to pull out of it with 2nd, the first few hundred rpm's will cause the grinding sound. When brakes begin to make this noise, the driver should have them inspected and replaced if necessary. The noise is probably gear rattle. P.S. The grinding noise comes from the front differential. Try checking your motors exhaust system to see if this will help remedy the problem. The only thing that sounds is the normal HDD sound that should sound, and the old 7200rpm drive is the most quiet of all 2,5" drives I have had during the last 10 years. When it occurs, it's not really continuous but rather pulsating. bmw x3 grinding noise, BMW Connected+ is an update of the personalization function in the vehicle and the display of smartphone content on the Control Display in the BMW, facilitating the display of information and control of functions even more. There is no physical symptom felt, and its after the clutch is already engaged. Sometimes on cold start when the fans are at 0 RPM (due to temps), the fans will grind for about 2 seconds while spinning up and then function normally. As soon as you pick up speed (RPM) the noise would go away. Cleaned everything up and replaced faulty parts. Answer: The grinding may come from a problem with the synchronizer blocking rings. It's not a grinding noise like a bearing that's failed. I've read some place, where Porsche made a public notice that this happens to a specific tire set (the Michelin PS2). Update on the RAM 2010 grinding noise. It was very specific: 35 mph and 1400 rpms. The clicking noise itself typically indicates that either one or two gear teeth are damaged only. Don't hold me to this, but i … This would last for a short second. you mentioned specific RPM's...if you rev it into the specific RPM area while stationary, is the grinding there? Porsche says it's not a problem. Bad lubrication … If a grinding noise is heard, this would be an indication that all the teeth are damaged. The grinding noise will start happening once the car is warm so it starts happening after about 10 min of driving. It's usually nothing to worry about. Im also experiencing the "howling" noise when the fan(s) hit certain RPM … The sound goes away after 2900 rpm till whatever RPM i rev it too, its only present in this rpm … The car drives normally at normal speeds, but it sounds shocking at low speeds. 2002 ford taurus.85K mi. Bearing damage can often be detected by continuous grinding noises that increase as an engine’s rpm is increased. To locate the noise: turn off the engine, remove the belt, then hand spin all the pulleys to see if any are hard to turn, feel rough or rattle. this sound appears at lower RPM levels in lower gears, so maybe at about 3-4000rpm in 3rd. They had to replace the belt tensioner (under warranty). The gears that are not in mesh (not in the torque path thru the tranny when in 2nd or 3rd)) rattle back and forth at the low RPM due to harmonics in the transmission. They took down the transmission and found the issue. An intermittent grinding noise, very often inconsistent in occurrence and sometimes accompanied by a new vibration in the handlebars under braking may be … We really need to hear the OP's via a recording. It's pretty unlikely it's the transmission, more likely you have a heat shield, guard or something else rattling at certain rpm. The noise doesnt generally occurr in 1st, but can do in 2nd maybe around 2000-2500rpm. kinda sounds like something vibrating at only those rpms? Anyone else experience this? Steering wheel to shroud interference. Anti-Lock Brake System Pump. Re: 9100 HD 60gb - 7200 rpm noise The old 7200rpm drive is very quiet if we say so. It sounds quite unhealthy, and I can feel the vibrations via the foot pegs (just to say it's quite a heavy 'grind'). When hot and at low speed and turning right the noise comes back. Thethings to look for are a loud mechanical sound coming from under the front hood, usuallyafter you have used the brakes hard AND/OR when you start the car cold. The indicator is a small piece of metal that makes a high pitch squeal when the pads reach a certain wear point. Current issue: I have a rattle/grinding noise during acceleration (and deceleration under engine load) up to a certain RPM, at which point the exhaust noise drowns out the grinding. The frequency of a click can help indicate the size of the gear at issue, with a fast click being due to a small gear and a slow click being due to a larger gear. It only occurs at low speeds, 10-15mph, but not at speeds higher than that. People have variously described this noise as "a loud grinding noise," orsounding like "a machine gun" or "a fan hitting something." Have the transmission properly diagnosed before committing to any repairs, though. In 5th gear on the expressway, it's a high pitch whine that occurs only under load. Benefits at a glance: Send my Routes to Car: Route planning from the smartphone is now simpler than ever. I was able to reproduce the noise with me driving with the service manager. Check tire pressure? Around 1800 rpm I get a high pitched grinding noise under some conditions that I haven't completely figured out, but usually … You might need a mechanic it could be the clutch not completely engaging and gears grinding but why are you running it in such high rpms? An Acura MDX owner posted the same problem/solution in their web thread. When the engine is revved to 2800-2900 rpm, there is a peculiar whining kind of noise which appears, it looks like a whine but it could be a whoozing sound too, I am not sure! Noticed the same grinding noise under the hood between 2000 and 3000 RPM last week, so I took it in to the Honda dealer today. I have also heard it while in park when I turn the engine on and the rpm is still high. The torque converter, a fluid coupling device located between the engine and transmission, may also be to blame.“Torque converter makes a grinding sound at 1,400 rpm. The swirling noise may be caused by bad input shaft roller bearings. Hi, I have an '02 Explorer with a clicking/grinding noise coming from the left front end. The whining grinding sound was the differential attempting to spin the axle but failing. Pulley noise A grinding noise can also result from damaged bearings in a pulley assembly. On accelerating over a certain speed, the noise disappears. I appreciate everyone’s input. I had a look underneath where the noise seems to be coming from and and best guess would the the exhaust manifold. In 2019, the Jetta debuted an all-new 8-speed automatic transmission. Question: When I put my car in gear and left off the clutch, no sound. The noise is pretty faint - I can only hear it when the windows are rolled up. I can't seem to figure out. It is normally quiet enough that the radio on low volume drowns it out. I have a 99 Chevy Silverado 2500 with the 6.0 V8 and 4L80 transmission. I recall that the noise appeared soon after having the ATF and filter changed. It happens only when accelerating and around 3000 - 4000 rpm (all gears). I'm getting a grinding sound when im hitting about 3000rpm in 4th/5th. – GdD Oct 6 at 11:14 @GdD, it doesn't make this noise when the car is in neutral. Noise occurs in and out of 4WD but it's worse when 4WD is engaged. Anyway my wife drives a Honda Odyssey or the "Fat Chick" as it is more commonly know (The car not the wife) and when the engine revs as is passes 2000 rpm there is like a metal grinding/rattling noise. Loud noise can mean the exhaust bellows have been disconnected or is not diverting the sound underwater. Now it sounds normal and the problem appears to be solved. Power steering system grinding noise - an abrasive noise (like sand paper rubbing against wood) occurs between moving components such as steering wheel and the steering column shroud. I had the same problem. Many owners claim that the unit makes a grinding noise or scraping noise at lower speeds. A loud scraping and grinding noise coming from the front right of the car. It has 322,000 miles on it, with the original engine and transmission. 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