It's pretty hard to describe the noise but I would say it's a loud whiney noise with another lower pitched and lower volume grumble. The whine is quite noticeable, but as I said, it virtually dissapears within a few minutes of driving once it gets warmed up. I recently changed all the fluids over to Amsoil. Not towing, transmission temperatures were always near coolant temperature, which was in the. Sounds like its coming from a pump, so im thinking the pump shaft bearing and or thrust bearing. The bike is a 2006 Street Glide. Noise in a specific gear or gears is a clear indication that you have an internal transmission failure and the problem is not related to the axle or driveshaft. The whine was confirmed and documented, submitted to Toyota Corp for a fix/solution which they approved for a transmission replacement. Rislone Transmission Stabilizer restores bands and clutches to stop slip, eliminate hesitation and reduce rough shifting. I'm getting a whining sound on acceleration and higher rpm. That transmission can handle hills and uneven ground well. I was specifically reading anything I could find regarding the 2015 GT transmission MT82, trying to find out anything regarding improvements, or changes. Through editorial contributions from industry experts, we explore elements of the gear production process, including raw materials, design, costs, heat treat, quality control, workflow, and more. This generally happens when the PCM senses an electrical problem and commands the transmission to stay in what is known as ‘Limp In Mode’. To learn more, see reviews below or submit your own. Dealer says it is the transmission pump. Since yours developed the noise with use, it seems that the parts are now worn in and make noise, or one of the rotating components has a defect. 3L and the six speed transmission is doing the exact same thing. 7-10 In late July, Toyota finally issues their TSB on the whining transmission. Also If I try the same in neutral and clutch down going down a hill the noise increases. Not horrible, but it was not there in the beginning It used to be much louder and much more noticeable during driving at low speeds but the new power steering pump cured that problem. Visit HowStuffWorks to see the top ten signs of transmission trouble. Unlike motor oil, transmission fluid is not burned off or consumed by a car so if the level is low then there is a leak somewhere that must be patched. I'm getting a slight whining while driving from what seems like the transmission, not power steering as it's it doesn't seem to change when you turn the steering wheel, more rpm dependant. I drained the oil (less than a year old) and didnt see any chunks of metal just the normal stuff on the magnet. The transmission isn't exactly one of the most delicate parts of your vehicle, but it does require the right care in order to keep it running like it should. The GM Hydramatic 6L80 transmission heralds a significant change in the design of automatic transmissions at General Motors. Roughly 5-8k miles later I found myself offroad again, but this time involved some fairly serious & technical trail riding for a stock TJ. Average failure mileage is 68,750 miles. See our lemon odds and nada odds page to see vehicles with no repairs or vehicles with more than three repairs. (Page 1 of 2). This rules out the entire gear train. NV4500 manual transmission noise on acceleration, noise on deceleration. The transmission control rod causes the tractor to rock slightly forward or backward when the engine is powered high idle speed while it is in neutral. This transmission is a 4T60-E or a 4T65-E, if I remember correctly. Probably about 2 months ago my Jeep started making sporadic noises from somewhere in the transmission area. Hope this helps. So this is where im at now… On a cold start, the transmission will chatter in all gears, from park to low. I've tried the search function but haven't found much. Re: Jeep Liberty LOUD Whine on cold start The rack and pinion will not be harmed if the P/S pump fails due to lack of pressure or air in the system, However, IF the p/s pump has failed to where there were particles of the pump that circulated thru the rack and pinion valve, THAT will be bad for the rack and pinion. Hot day, construction kept the traffic moving slowly and the transmission starts whining. If you overfilled transmission fluid, you can tell by checking the transmission fluid dipstick, check it when your car engine is running. • The above mentioned o-rings were replaced and Trans refilled. I'm getting a slight whining while driving from what seems like the transmission, not power steering as it's it doesn't seem to change when you turn the steering wheel, more rpm dependant. Transmission fluid is cooled by being pumped thru lines from the transmission to a separate cooler inside the main reservoir of the radiator. A clicking noise can be a sign of a chipped or broken gear. Your container should be. Gear Solutions is designed to shine a spotlight on the multi-faceted gear industry. If the transmission makes a whine in all forward gears you have a major problem or it is not transmission related. (Photo by Eldon Lindsay). Burning transmission fluid indicates a leak that is dripping onto hot engine parts or seriously dirty fluid that needs drained and replaced with new transmission fluid. If you're experiencing automatic transmission slipping, it can feel like you’re driving in a certain gear and then it changes for no apparent reason. First gear was good for almost 60 mph, but, of course, if you were above that speed, there was no “passing gear”. The noise has just recently started and it even does it without towing the trailer. Are you experiencing whining noise when accelerating your car to high RPM speeds? This seems to be a common problem with many cars. All of the magic happens in the fluid. Filter: All of that fluid has to be clean for your car to shift gears at the right time. Thank you for your understanding. Get some ATF+4 Transmission fluid and find your power steering reservior under your hood. Using Troubleshooting Chart If you are experiencing a problem that is not listed in this chart, see your John Deere dealer for service. My problem started out as a sound only about three weeks ago - it sounded like a high-speed drill was turning on under my truck while I was driving. It only does it after being driven for a few miles and is persistant after that. Your complaint will be added to the NHTSA complaints database after a thorough review. Since about May I have noticed a slight whine coming from under the hood when accelerating and it's hot out ( I live in Georgia). When I am driving at slower speeds or slowing down it seems that the transmission switches to neutral and then it sounds like it is whining like it is trying to go into hear. Read more Nissan reviews to learn about other models. Is it the standard foreign car whine in reverse, or through all of the gears?. This means the transmission mount requires a 0. Want to know. Hey guys I have a questionI have an 06 F-150 with the 5. By John Gunnell. Automatic transmission torque converter whine is a common ailment in cars, but it doesn't necessarily mean a transmission overhaul. The radiator sprang a leak and was changed. It still bothers me though because I haven't had this problem before in even colder temperatures. Issues start with a whining noise, overheat warnings, and an inability to accelerate. Often times, population experience what they feel may be a transmission concern but are unsure. My 2000 Buick started whining when in manual low when transmission was hot. a planetary whine will also disappears in direct drive 1:1 ratio;4th gear in your car. Put in the full bottle of 75W140NS, then fill the remainder with the D4 ATF. The sound is coming from the back half of the engine. Not starting when hot, poor idle, oil puking into the air box, low coolant level, the fan going on all the time (please don't tell me this is normal cause I'll tell you and anyone else that youre full of shit), loss of power in higher rpms, and last but certainly not least, clouds of white smoke out of my exhaust. after warm up, trans starts to whine and sound like a bad alternator and shifts late and hard. If it is low, bring fluid level to full and see if that helps. Determining and correcting the exact cause of transmission noise may be beyond the scope of the amateur mechanic. Have an 09 FLHTCU (38K) and have noticed over the past several months a slight whine in the transmission but only when stopped and in neutral. I plan on dropping the transmission to check the throw out bearing and pilot bearing but if they are fine I will need a rebuild. Documents from FCA and the National Highway Traffic Safety Administration confirm that some of those cars may experience transmission problems that could increase the risk of an accident. You can probably be assured any shift lever for 125cc thru 300cc will work on your machine. Roughly 5-8k miles later I found myself offroad again, but this time involved some fairly serious & technical trail riding for a stock TJ. A CVT (continuously variable transmission) is a single-speed transmission that works like an automatic shifter for seamless shifting through a range of gear ratios, unlike other mechanical shifters that offer access to a fixed number of gear ratios. Her's has had it since day one. As per the opening post, I am using the specified oil from the manufacturer of the gearbox, I've always used that and it has always given best results on all the close ratio boxes. As Kirt Koeller suggested, the problem was indeed caused by an aftermarket filter and a bad "O" ring. changed, have the tensioner changed at the same time. This should stop your transmission from overheating. Continue reading to diagnose and repair the issue on your Honda Civic. In layman's terms, 'slipping' can be best described as having the transmission go into neutral, although it's in drive, and not move the vehicle no matter how much you step on the accelerator. I heard the "whine" in this video at the very first part when they were revving at a stop with the stock exhaust. It seemed to quiet the whine down a little but it's still noticeable (maybe it was always there). If the level is correct and you hear a whine, you may have serious transmission problems. Bad alternator could cause whining. The pitch of the noise rises and falls with the road speed and gear it's in. I must emphasize that this is a very faint noise, not at all like the one described for the 4L80E transmission. It happens with no throttle, in 1st from a stop. Next, you need to measure the transmission fluid level. So far the transmission is still chugging along, but care must be taken beyond what VW recommends, to insure that the transmission continues to do so. So i replaced both the cross shaft beatrings and down shaft bearings and shaft oil seal, bolted it all back up and still have the whine noise. After driving 30+ minutes, it won't accelerate and makes a loud whining noise. Chevrolet Silverado 2007-2013: Transmission Problems and Diagnostics. After the car is driven approximately 10-15 miles and is completely warm the whine usually disappears as well. The transmission started making a weird whining noise this summer. Burning Smell or Smoke. Diagnosis Help and Advice on XC90 AWD System. Its only noticeable between 1,000 - 2,000 revs. Automatic transmission torque converter whine is a common ailment in cars, but it doesn't necessarily mean a transmission overhaul. Transmission Saga continued: Well, for all of you that have or may have the “transmission whine”, this is what Honda is proposing to do. it has a loader and belly mower. I wouldn't use anything but Super UDT in them even with past belief that the Case IH Hytran was the best in the past but I've seen where it hasn't worked as good as the UDT when changing out. Mine was a lower pitch, steady whine that didn't change much with speed. Temperature gauge never reads hot, but the plastic parts over the hump between the front seats and plastic near the gas pedal feel hot, despite AC. 9 automatic transmission made by Mercedes-Benz is an electronically controlled gearbox which has seven forward gear and two reverse gears. Guys, All of a sudden is making a "whining" noise (similar to a cat) when I accelerate at any speed. Warning Signs of Issues in CVT Transmission Many times, people experience issues with their car transmission, but they may not pay attention to it, as they are unsure or unaware of it. The bike is a 2006 Street Glide. At least we can definitively rule out body work now. There are no transmission trouble codes. The vehicle was taken in on 10/05/12 for transmission surge, rough idle, thump noise in front end, and whine noise in radio. The whine changes pitch with every gear change and can be heard in all gears including reverse, neutral, and park. You should do a thorough transmission check-up when the car starts making a grousing sound when speeding up. I don't usually recommend using cleaning agents in any automotive drivetrains but you have nothing to lose with this problem. If an automatic transmission has trouble shifting gears, it could be because the transmission fluid is low, the fluid is the wrong viscosity or the throttle cables need adjusting. Low or leaking fluid: A transmission fluid leak is one of the most reliable signs of a transmission problem, and should never be neglected. Transmission fluid provides the lubrication needed to reduce wear on the transmission, and they also help keep it from overheating. 27 so I doubt it's that. Answer C is wrong. I have 2004 WRX 2. 99 Crown Automotive Transmission Master Rebuild Kit for 88-02 Jeep Wrangler YJ & TJ and 88-01 Cherokee XJ with AX-5 Transmission. A restricted or clogged transmission filter makes the same whining noise as a faulty transmission pump. 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. Is your car making whining sounds when you accelerate? Does it make a grinding noise when your stop? Does it operate well only after it has warmed up? Belton Transmission & Complete Repair, LLC is fully equipped to handle any problem your car might encounter. gmhightechperformance. I come to you all for help since two mechanics (both my local guy and the dealer) have told me that it's "normal" -- and I just don't think that's right because I've had 2 manual cars, and now 2 manual trucks and I've never had this before. When it overheated it emitted the high pitch scream and went into 'semi' limp mode. As Kirt Koeller suggested, the problem was indeed caused by an aftermarket filter and a bad "O" ring. Putting the transmission in gear stops the entire gear train from turning. But only change the fluid of the pan, filter and pan seal, not all the fluid (flush). I bought an old VW Golf II recently. 98-02 Headlamp switch hot - normal heat dissipation from instrument light dimmer. The pump will usually make a whining or whirling noise. I talked to a GM tech who rebuilds transmissions for a living and I was told that 4L80 transmissions typically whine in the 1st gear (normal). Things such as trouble going into gear, hard shifts or thumps between gears, slipping or jumping gears, delay in acceleration, and strange noises such as whining or grinding are all signs it's time to change the transmission fluid. Higher RPM provides higher airflow through the heat exchangers, keeping the fluid temperatures cooler. The transmission was serviced (flushed and new fluid at about 102,000 miles). Connect a full function Volkswagen compatible scan tool and check the transmission control unit for trouble codes. Other things than the transmission can cause these noises, but they should never be ignored. When cold the transmission makes the same noise, but very faint, when shifting 1st to 2nd. bcereus2, I drove my car yesterday to listen more closely for the neutral sound. This rules out the entire gear train. Transmission fluid not only keeps the transmission's many moving parts properly lubricated, but it prevents the unit from burning itself up, by providing much-needed cooling. changed, have the tensioner changed at the same time. In layman's terms, 'slipping' can be best described as having the transmission go into neutral, although it's in drive, and not move the vehicle no matter how much you step on the accelerator. An audible whine would issue from the transmission due to a faulty vacuum modulator valve. The guy said that he planned to check the gearbox oil, at that time, he was going to do a little trick he had heard of. Extremely hot transmission fluid has a distinct, acrid smell that does not smell like burning oil but more like burning rubber. To learn more, see reviews below or submit your own. Came across this website while googling. last night whilst returning home and pulling into the drive there was a slight whine coming from the engine bay. Yes, manual transmission. If you allow it to continue to leak, you could cause irreparable damage to your transmission. The hum is not noticable at all at low speeds but as the speed increases it becomes noticeable (around 35 mph or so) and gets stronger or gradually louder as the speed increases. Often, transmission trouble is indicated when the vehicle begins producing unusual noises, like whining, buzzing or even clunks. The modern automatic transmission consists of many components and systems that are designed to work together in a symphony of clever mechanical, hydraulic and electrical technology that has evolved over the years into what many mechanically inclined individuals consider to be an art form. 2 engine and 8 speed transmission from a dealer in central Florida. 7-10 In late July, Toyota finally issues their TSB on the whining transmission. The 2007 Ford Explorer has 3 problems reported for whining noise from transmission. I suspected gearbox oil, so I had it changed. With franchises conveniently located coast-to-coast, Mister Transmission is the largest chain of transmission and driveline repair specialists in Canada. Start it and the whine should stop within a few seconds. Then yesterday I got the transmission temp warning light. In this article, I present some of the possible causes of whining noise while accelerating. If your transmission shifts from first to second, seems to hold second longer than normal, and then finally neutrals out completely at the point where it would normally shift to OD then the most likely cause is a damaged Direct Clutch Pack. When it is in gear, and I put some strain on the engine (accelerate or de-accelerate), it has a high pitched whine or whistle. Your container should be. To learn more, see reviews below or submit your own. The whine is quite noticeable, but as I said, it virtually dissapears within a few minutes of driving once it gets warmed up. You need a lawn tractor with the heavy duty transmission. The 4L80E Transmission is a fully computer controlled transmission that comes bolted to the higher horsepower and torque trucks. The whine pitch varies with RPM, and is louder if the transmission is under a load. Noise the same regardless of power output, even downhill, no throttle, 30 mph. Just yesterday I made a 400+mile trip and today I go to take a drive and when I accelerate my engine is making a high pitch whining noise and is idling pretty rough when I first start it. I play my stereo whenever I'm driving so have not noticed the whining sound. B1750HST whining transmission and lost power hi everyone. But if you find that the vehicle isn’t shifting smoothly, it could also be a sign of transmission trouble. Changing automatic transmission fluid & filter. Cold weather can cause the F-150 and F-250 trucks to produce a whistle from the engine bay while the belts warm up. The 2008 Nissan Altima has 22 problems reported for whining noise while driving. Check out how they achieved this in this month's. You’ll probably hear a humming or buzzing coming from your transmission. Ultimately, fixing your 4R100 transmission comes down to inspecting your components regularly and accurately diagnosing the problem. Thankfully, there's an easy way to check it. Unlike motor oil, transmission fluid is not burned off or consumed by a car so if the level is low then there is a leak somewhere that must be patched. Burning Smell or Smoke. Common Issues When Transmission Makes Clunking Noise. Without the proper fluid level, the pump has to push air through the transmission, which causes the noise and produces the hesitation or slippage. I can still hear the straight cut gears, but there isn't really anything that can be done about that (that I know of). My E makes the whining noise only when the car is standing at a stop light or in Park/Neutral. When adding transmission fluid to your Edge, be sure to add it slowly as it will fill up quickly and is difficult to remove excess fluid if you overfill. To learn more, see reviews below or submit your own. A CVT (continuously variable transmission) is a single-speed transmission that works like an automatic shifter for seamless shifting through a range of gear ratios, unlike other mechanical shifters that offer access to a fixed number of gear ratios. Transmission fluid does not burn off, so if you record a low level then there is a tendency of leakage, and it requires patching up. Interestingly it is only noticeable after I've been driving for 10-15 minutes and the engine/transmission are warm. Crown Automotive Transmission Master Rebuild Kit with Gaskets & Seals for 80-86 Jeep CJ, SJ and J-Series with T-176 or T-177 Transmission $104. I only really notice it when I back off the gas. The 2007 Ford Explorer has 3 problems reported for whining noise from transmission. Higher RPM provides higher airflow through the heat exchangers, keeping the fluid temperatures cooler. This transmission is a 4T60-E or a 4T65-E, if I remember correctly. it has a loader and belly mower. The truck has 74k miles on it and has really had a pretty easy life. delayed transmission shift, I had similar problem after initially dropping trans pan and draining/changing fluid, b/c I did not get enough back in there (note: I'd replaced the torque converter which had been drained as well). Find our best fitting transmission additives for your vehicle and enjoy free next day delivery or same day pickup at a store near you!. Burning Smell or Smoke. To offer submissions to editorial, contact editor Bruce Barton at [email protected] Take off the cap and fill it all the way up, (overfilling it) to the top edge and replace the cap. You know i wrote chrysler a letter telling them about the problems on our 97 voyager the transmission was slipping and asked them if there was any thing they can do to help beeing that so many people where having problems with trannys and they said there was nothing they could do. I heard the "whine" in this video at the very first part when they were revving at a stop with the stock exhaust. Transmission fluid plays the role of a lubricant. But, after that, I could hear it thru the radio. All of the magic happens in the fluid. com : Car complaints, car problems and defect information. Is like the upshift is a bit hard to the transmission and not smooth, like in two parts first disengage and then engage. My dad worked his whole career as an engineer at Ford Transmission and Axle. The Nissan Altima is a mid-size car. Chevrolet Silverado 2007-2013: Transmission Problems and Diagnostics. The way cars are built and the materials used have changed a lot in the last 50. The transmission temperature sensor is mounted on the overdrive/torque converter clutch solenoid assembly and provides input to the TCM. BMW Differential – Rear End – Noise, Whine – How To Quiet. I noticed it after pulling my pop up camper a whine noise and you only hear it when you upshift and goes away until the next upshift, usually 1-3 gears, but doesn't make the noise when you turn the wheel (which is weird for power steering). check if you get hot air from vents for 10 minutes. Compared to an automatic or manual transmission, a CVT is much smoother. Transmission mounts look good but are probably original. Transmission noise/whine (just started) Post by winter4ever » Wed Apr 17, 2013 3:05 am So, I was on my way home tonight from a little snowmobile ride. After driving 30+ minutes, it won't accelerate and makes a loud whining noise. Internals all looked good. More prevalent when temp is warm out & after the car is driven some. We do quality work – and we ONLY do the work that is necessary!. Normally this is caused by a transmission slip code. When cutting it gets hot and doesn't want to pull, how can I fix this?. Once the engine and tranny warm up the sounds go away. I get a whinning noise that I think is coming from my transmission. That means the fluid is not circulating in the transmission. Again, in the summer when its hot, its fine, and my understanding has always been that its heat that will kill a transmission, so good fluid is essential. Humming is usually an indication that there is bearing going bad in your transmission, but can also be confused with carrier bearings and wheel bearings so make sure to check all those bearings before jumping to conclusions. Ford F-250: Why is My Transmission Slipping? A "slipping" transmission in your F-250 Super Duty is often a sign that a small problem is about to turn into a larger one. Overheating is the most common problem with the transmission, and if the problem is not addressed, it can lead to more serious problems. I must emphasize that this is a very faint noise, not at all like the one described for the 4L80E transmission. Also If I try the same in neutral and clutch down going down a hill the noise increases. 2: Whining, Clunking and Humming - The top ten signs of transmission trouble could indicate major problems. Its a faint whine, If it was a gearbox related issue, would the noise still happen out of gear with the clutch down? Because If the noise is there around 40 mph and I put it in neutral and coast it still makes the noise but drops with the speed. Listen for any rumbling, growling or mechanical metal-to-to metal noise in each gear just after it shifts. Not sure if this could be normal, but I don't remember hearing it over the years. Transmission Problems - 8 Warning Signs You may be reading this record because you infer that something is amiss with the self-acting transmission in your car. This PC system is flowing hydraulic oil whenever the engine is running. Muncie four-speed manual transmissions came in many GM models of the '60s and '70s. This often explains why you needed to add fluid occasionally yet. Extremely hot transmission fluid has a distinct, acrid smell that does not smell like burning oil but more like burning rubber. Planetary gear sets can produce whining noises as the gears begin to wear out but they will only complain when the car is moving. This small whine was there when I first bought the bike. (Adjusting something on the inside and outside of the transmission for shifting properly. That was the dealer's response to our complaint - ours wasn't the only one. Delay in shifting out of park. Nissan has been accused of using an inadequate cooling system for their transmission. Transmission whine after fluid change was created by curnoob Hello everyone my car is a 2003 Chevy impala with a 3. If it is low, bring fluid level to full and see if that helps. if you tighten up the spacing to the tighter end of the factory spec's it will shift better and whine less or not at all. If you have an issue with your vehicle, please let us know. Transmission makes a whining noise like the pump is sucking air, similar to low power steering fluid noise. If I shift to neutral while driving in said gears in low to high speed, the sound goes away instantly. Seems to go away if I pull in the clutch or let off the throttle, not so noticable on the freeway. a planetary whine will also disappears in direct drive 1:1 ratio;4th gear in your car. I can't say I've noticed the whine at any other time and I haven't tried revving in park to hear it. gmhightechperformance. Transmission oil can get so hot that it melts the solder on the intake tube. If the Clutch is engaged, and the vehicle coasts; there is no noise. Well I noticed that the high pitched whine only is present under 45mph It doesn't matter if it is in CVT mode or automatic/overdrive mode, if the car is going slower than 45mph you will hear the whining sound, even when you slow down to stop at a light or a stop sign, it is really loud between 10 and 3o Mph. It applies to all BMW, Jaguar, Bentley, Rolls Royce, Maserati, Audi and others with ZF 6HP26, 6HP19, 6HP28 In this post i will be explaining why you have transmission issues like: -harsh shift 2-1 -not able to shift into park when hot -weak torque feeling -gear speed ratio faults -other faults All. I'm getting a whining sound on acceleration and higher rpm. A: A transmission can prompt a whining noise if the operating system has malfunctioned, the gears are not operating correctly or the transmission fluid needs to be changed. A CVT (continuously variable transmission) is a single-speed transmission that works like an automatic shifter for seamless shifting through a range of gear ratios, unlike other mechanical shifters that offer access to a fixed number of gear ratios. The mechanic is not sure whats going on with it. The most common solution is replacement of the transmission. Automatic transmission torque converter whine is a common ailment in cars, but it doesn't necessarily mean a transmission overhaul. If it is above the high mark, you need to remove some fluid. It is imperative that the replacement converter you choose is a lockup converter. Average failure mileage is 74,250 miles. 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. The gearbox was whining when driven in 5th gear between 75 and 90 KPH then it would stop. 9 automatic transmission made by Mercedes-Benz is an electronically controlled gearbox which has seven forward gear and two reverse gears. Please contact the nearest BMW center is a common message that you get on the screen of your BMW Transmission Malfunction, Jaguar ( Gearbox fault gear box failure ), Range Rover, Bentley, Aston Martin or Rolls Royce if you have a ZF transmission 6hp26 6hp28 6hp32 6hp19. I had a 2012 Nissan Sentra with 95,000 miles on it with CVT. The oil from the stick should not be hot either. Car A Rac presents recommended by manufacturers oil types. Bad alternator could cause whining. Notice the distinct whine/whistle at lower speeds and during acceleration. The difference in the pitch you hear between when it's cold and warm probably has to do with the transmission oil temperature. CVT whine is a common problem and not unique to Nissan vehicles. Put in the full bottle of 75W140NS, then fill the remainder with the D4 ATF. Hello - New forum user. In this article, I present some of the possible causes of whining noise while accelerating. Has anyone experienced any transmission problems with the Tufftork K46 transmission on any of your lawn tractors? I'm thinking about buying a Snapper NXT2346 Model:2690847(23hp,46") for $1999 which has this transmission. I recently changed all the fluids over to Amsoil. Transmission oil can get so hot that it melts the solder on the intake tube. Find out how a class action could help. The automatic transmission has harsh upshifts between 1 to 2 and 2 to 3 when warm. Yes, manual transmission. The whine is correlated to road speed and in all gears. Your complaint will be added to the NHTSA complaints database after a thorough review. I can still hear the straight cut gears, but there isn't really anything that can be done about that (that I know of). Transmission Whine on Cold Start Up. Then yesterday I got the transmission temp warning light. Interestingly it is only noticeable after I've been driving for 10-15 minutes and the engine/transmission are warm. So this is where im at now… On a cold start, the transmission will chatter in all gears, from park to low. try to change. At least I think that's what it is. Putting the transmission in gear stops the entire gear train from turning. The most common solution is replacement of the transmission. GMC Sierra 1500 Transmission Problems. The main parts of a car transmission are (starting from the engine) the clutch, gearbox, dispatch box (for 4x4 vehicles), the drive-shaft, the differential and the tires. The output shaft was enlarged to a 32-spline unit, which is more durable than the 27-spline unit used in previous applications. com, the official website for GM High-Tech Performance Magazine!. Answer C is wrong. I kept doing this until i got to the full mark on hot. Note: The transmission-mount surface on the TKO-600 is vertically 0. Seems to only happen when it's pretty warm out (80+ degrees air temp) and is more noticeable when the A/C is on. On a serious note I stopped by my local dealer and talked to transmission guy who installed my TC and he thinks it may be a pressure solenoid. Have an 09 FLHTCU (38K) and have noticed over the past several months a slight whine in the transmission but only when stopped and in neutral. In this video I show a little known trick that can save you thousands! My Company BSG Automotive offers Auto Repair services in the greater Chicagoland area. It had a noise when accelerating when cold, it sounded like someone tapping a pan under the car. Internals all looked good.