it was running all smooth until Jan, 2018. when shifting from 1st gear to 2nd gear (20Kmh-> 30kmh), a big clunk sound with big push forward. Never has this before, so I don't know what could be causing it. As far as the grinding goes, id jack up the front and spin the wheel and listen, shake it with hands on 9 and 3 and 12 and 6 and listen for knocks or watch for movement. There is always some slack between the transmission shaft and the gear internal splines. Im wondering if mine will also devolep this noise. This vehicle makes a clunking noise when shifting between first to second gear only after the car has been parked, engine off or after backing up. I have a clunking sound sometimes when turning, not always though, sometimes the clunking sound happens when I shift into gear when driving straight but will stop as soon as I put it back in neutral. shifting still experimenting. This could be a worn u-joint, differential gears, or splined coupling somewhere in the driveline. Is this the same clunk noise you are referring to? Yesterday, I made a relatively quick reverse to forward shift (not gear grinding quick) backing out of a parking space to avoid getting hit from behind. After it's warmed up it seems to shift smoothly without any braking at all, (at least on my machine) and you can just get on it as hard as you want. Average repair cost is $2,790 at 105,350 miles. Making terrible clunking noise when going from park to reverse or park to neutral and when it is in drive and shifting. The last couple weeks, I noticed that when shifting to 2nd and 3rd gear, there is a very audible mechanical clunking sound. Slack between the gears, slack here and there, even though it is just a few thousandts of an inch will all add up to a small "clunk". usually doesnt do it from 4th-6th. The noise is very common, but doesn't occur 100% of the time. Hard to avoid somewhat of a clank or slight jerk when going from neutral to 1st. It is annoying. First instance I have heard in 2 months of ownership. I heard a definite clunk sound. 2000 Honda accord vtec 4cylinder manual transmission. I have 36k on mine and so far clunk free. Our man Redpath at MotoGP Werks says a really big clunk when shifting into first often means a warped steel plate, especially if the bike creeps when you rev it with the clutch in and in gear. My wife and I bought from the Honda dealer a used 2005 Honda CRV automatic with 13000 miles. Changed three motor mounts and one transmission mount today. Folks - last two times when I went out, there was a very noticeable clunking noise when shifting from neutral into either forward or reverse gear. Once in gear, everthing runs fine. The next option is to take it to the dealer and pay them to do it. There was a definite clunk when I test drove it when shifting but the P/O said he thought it was the rear track bar. I took it off and the bushings were fine. W. Springfield, Massachusetts. Will do a good oil (I prefer synthetic as well and will do that asap but was worried about putting synthetic in so early in the bike's breakin). I do not notice this … Lightly hold the brake when cold and shifting into reverse and then when you just feel it engage, release the brake. For instance, with a manual transmission, you must press in the clutch pedal, which engages the clutch and allows you to shift gears. A word of caution on changing automatic transmission fluid: It is true that if you haven’t changed your automatic transmission fluid in some time, shortly after you change the fluid, the transmission can fail. The sound doesn't happen all the time, there is no pattern to it. An excessive or loud clunk needs looked into Clunk is still noticeable, especially when engaging the clutch quickly. After the first noise it will not make it again even when idling at a stop light. Wear and Time The older your vehicle is and the more miles it has traveled, the more likely it is that your transmission will develop problems. Hi all, new to this forum. The 2000 Honda Accord has 13 problems reported for clunking between gears when shifting. Its´s like there is a build up of pressure in the gearbox/transfercase during driving, that creates these clonks when shifting gears. My theory is that the engine is shifting maybe because of the weak motor mount and when it does the clutch or drive system is either elongated or shortened and is not operating at optimal length causing some kind of clunking noise. “A clunk when shifting from park to drive….” you sure that clunk is from the front end? Clunking, buzzing, growling, grinding, or humming sounds and vibrations coming from your transmission are not good signs. When noise is heard while shifting into two or more gears occur this only indicates a problem inside the transmission assembly. Engine/transmission mounts are the leading cause of clunking when shifting from park to a gear. If your vehicle has a hard time shifting gears, jerks when shifting, or otherwise shifts in ways you don’t expect (especially from first to second or second to third), it could indicate something is either wearing out or starting to fail. Any ideas what it could be? 2) Turn the cranks with the pedal at a reasonable speed (around 60rpm or more), and shift up a gear on the back, to the second smallest cog, then back to the smallest. My 2012 speed is very clunky too. The clunk/crack does sound more like I would expect with a mount issue. Some automatic transmission noises can be cured with a simple transmission fluid change. Sounds like it's coming from right under the driveline. At 18,000 miles, if money’s not super-tight, you may as well replace the steels too. Any of these three problems should be inspected by a professional for a proper diagnosis. 1) Shift the chain into the largest chain ring using the front gears, and the outermost (smallest) cog using the rear gears. It sounds like something shifting position (linkage or shaft or ? To save money and do it yourself you can manually retrain the transmission. The shift speeds you mentioned are dead on for me. Attorneys are investigating whether a class action can be filed over possible transmission problems in 2017-2019 Ford F-150s after drivers reported hearing a "clunking" noise when starting the trucks. U joints look fine. Oct 28, 2011 #1. '99 chevy 2500 116,000 mi- has a lound clunk when shifting from reverse to drive and drive to reverse. Sent from my Desire HD using Motorcycle.com App Probably due to the momentum shift. Any ideas on what this could be? Has anyone else noticed a distinct metallic clunking noise when shifting up in the lower gears? In an automatic transmission, things work a little differently. Removing the bolts on the Diff isn't bad at all. Felt like I had run over something in the parking lot. Hmmm. Rear end noise/clunk when shifting Posted by DJ23GSX, Oct 28, 2011. If the clunk happens when shifting and the vehicle is not moving then this is the likely cause. Hi there - the clunking noise you hear from shifting forward-to-reverse (or vv), is the result of a small amount of wear and loose motion in the driveline. ..turn the wheels and try to recreate it. I pulled the Diff cover off to determine gear ratio and there was an insane amount of slop in the spider gears. Next day when the truck is cold, the shifting is smooth and silent again. The noise is also apparent when accelerating hard and then backing off. How many miles are on your 08? The bike is new with 150 miles on it and its my first HF. or with transmission mounts being worn down. If the sensors are not reading information about the vehicle's speed and acceleration correctly, the vehicle may shift poorly, shift late, clunk into gear or not shift at all. No noise between any other gears… Lastly, your transmission mount or engine mount might become loose, which will cause a noise to occur when you change speed or shift gears. 766 2. Transmission Jerks When Shifting. I picked up my FiST about two months ago and it has 1300 miles on it now. a couple seconds, then shift to drive, I can still get the crack/clunk. Automatic. The vehicle now has 20000 miles. Got it at 15mm and it is good but, still have the clunk when shifting into various gears so I will have to keep working on that. When I shift up or down it clunks doesn't sound bad just loud. DJ23GSX Proven Member. moving due to a load shift) but obviously this is just a guess. Usually, this is an indication of a problem involving parts that are rotating, with that said the possible problem is the input shaft bearings or the main shaft bearings since this is the only part that rotates at all times. If you have a transmission noise, it’s worth considering this possibility. If I baby the car and shift at just the right RPM's, the clunk (more like a 'thud') is more subtle. Is this normal or should I be worried. This leads me to believe that it is either a problem with the clutch (pressure plate, throw-out bearing(?)) Joined Feb 22, 2004. The shifting problems many experience after a fluid flush is usually a hard down shift from 3rd to 2nd gear, it sounds like a clunk while you're decelerating, the clunk jerks the car and is quite annoying. Almost sounds like a ujoint. This was for the clunk noise on taking off from a stop at about 2nd gear it would clunk real bad..Coming to a stop it would clunk again but not as loud. The engine and transmission will actually rock and move quite a bit when these are worn. Either way, you’re probably going to have to remove the transmission from the vehicle and open it up to figure out what the problem is. It was happening until you … There are clutch plates throughout, as well as bands that connect each gear. Seems like more on starboard drive, not port. Same is true when shifting into low when cold. It is a clunking noise found sometimes even when stopped but most often when driving at slow speeds. If the clutch is worn, you may hear a grinding or screeching sound here. Even when i try to shift as slow as possible i still get a clunk in 1st, 2nd, and 3rd gears. The idle rpm:s are exactly according to the TM so that wouldn´t be the problem with too high rpm:s while shifting. It could be a bad shift fork, or loose linkage, or it could be the 3-4 shift collar dogs sticking and not allowing the shift collar to slide back off of 4th gear. Far from a finely tuned mechanical musical instrument, if you hear these types of noises under your hood when your car is shifting gears, you need a certified, experienced technician to inspect your transmission.
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