Torque Converter Noise At Idle















The torque converter is located in between the engine and the transmission. When a torque converter goes bad, there are a number of things that happen. It could be the phone. 2017 HONDA PILOT TSBs (80) Bulletin: APAS04042017901 Component: 133000 visibility:power window devices and controls Summary: Dealer message - american honda (ahm) is investigating certain 2016-2017 pilots & 2017 ridgeline with a customer complaint of the front driver's and/or the passenger's window slow to open/close. Thanks again. kinda looks like the converter is wobbling back and fourth a little. Uses the same 3/4" top width belts as Comet's 20 series. Truck has aftermarket 4 inch exhaust, aftermarket air intake/filter. chevy forum at Car Dealer Forums; I blew up my transmission im my 1987 silverado and i swapped it out with. Signs of torque converter problems. Engines idle at 600-800 rpm. Release brake - with *no* accelerator input- rpms will increase to about 1,000, drop back to idle rpm - then drives and shifts as normal). I've been having simular issues with my TB. Code section 2313. hurricane special! we beefed up our camshaft stock to offset a possible shutdown from hurricane dorian. Excessive Transmission Noise (under load or no load) Problem. 125,000 miles. Is there any way to tell if the torque converter is on it's way out? without taking anything a part? There's a noise coming from it on idle and only idle. enough to make it lock and unlock right instead of chattering, and not mess with anything else. Immediately the car had what felt like a rough idle, but the tach was dead on where it was supposed to be with no fluctuation. A typical torque converter will have a torque multiplication ratio in the area of 2. Idle engine was running fine ( untill ma water pump bearing broke). I noticed that it had a rattle to it at idle only in park or neutral, but not in drive or reverse. What Is a Torque Converter? In an automatic transmission, a torque converter is a part that takes the place of a manual clutch, allowing the engine to move somewhat independently of the transmission. Either its always been doing it and i've only noticed it now that the heat isn't always on and the radio has been lower in volume, but its one of those things that im always noticing. A damped oil pan and updates to the rocker covers help quell idle noise by a claimed 38 percent, and the oil cooler is said to have a 50-percent greater capacity. Low oil flow through torque converter (19), caused by torque converter relief valve (15) being stuck open. The noise seemed to be coming from the front top engine side. Car still runs fine, no issues except occasional rattle at low RPM or idle. Only reason I havent pulled the oil pan yet is because I bought the engine from a reputable shop, it runs real smooth and it really sounds like its coming from the torque converter or flywheel. 8L ENGINE AND CONVERTIBLE TOP. The truck at idle sounds like a rock being shaken about in an empty paint can. How loud is this converter rattle? The noise I hear is noticeable driving down the road with the. only at idle. Thus there is a speed ratio developed across the converter, although the torque delivered through the converter is at a minimum value because of the idle condition of the engine. Truck would make loud rattling/vibration noise - dealer would not cover cost - my expense 6. CVT use torque converter so creeping forward is perfectly normal. Idle set too high Wrong belt length, too short. DESCRIPTION. Find torque converter ads in the South Africa Deals on Auto Parts section | Search Gumtree free online classified ads for torque converter and more in South Africa Deals on Auto Parts. and with it on the fan kicks on any time that I am at idle for more than a few seconds. no need to keep. Very often the problem is a torque converter shudder. torque converter what stall speed. When driving or revving at about 2k-2. The truck at idle sounds like a rock being shaken about in an empty paint can. 2 inch tall Hoosier Drag Radials. All info I can find points to the torque converter and my mechanic says all his information points to the torque. 1996-2004 Mustang Technical Service Bulletin. 3, 205,000mi Hi Guys, I haven't been around in a bit nor posted, Sorry. It shifts so quick and firm. 0L S-TYPE vehicles may experience a growling noise during warmup when the vehicle is in 4th gear. Check out our billet torque converters for 700R4, 4L60E, 200-4R, 4L80E, 6L80E, TH400, 4R70W, 4R100 and 48RE transmissions. Ford 5R110W Technical Information The Ford 5R110W transmission is a 5 speed computer controlled transmission with lock-up torque converter clutch. Torque converter bolts checked. Overheat then clicking! help please. It could indicate the last stage of the converter's life. When the revs pickup,the exhaustflow keeps the. Larger in diameter than the driver and frequently called the torque converter, its greater diameter multiples available torque, that results in a corresponding reduction in RPM of the vehicle's driving wheel(s) in relation to the RPM of the engine. It's a good idea to start with the basic, tire. When I coast from, lets say highway speed the car lurches briefly and feels like it is engine braking for a second. The engine drives a crank shaft with two cranks on it, one 90 degrees ahead of the other. So now I'm thinking the actual torque converter is defective. The 94, being a much slower and naturally aspirated car, that same converter was actually too "tight" at the track, yet too loose on the street. A small amount of noise remained audible after the grounding. Looking inside the input shaft, I found two small flakes of metal. It was rattling and shaking at an idle, or going down the road at a steady speed, but would completely disappear if I accelated OR let up on the gas. thankfully it didn't happen! now we are seriously overstocked! all camshafts are on a special reduction sale until stock is normalized! order soon as cams are blasting off the shelves!. The good thing is that torque converters can be cut open and repaired buy a tranny specialst. So perhaps 60-160 events at 600rpm, perhaps even. Solenoid valve output current: 750 mA or more. Trancerx84. Second symptom: In a drive gear but stopped with foot on the brakes, the idle drops from the normal 700 to almost 450-500 where it's almost ready to stall. ; Vehicle is a SRT8 WK or LX. If you blip the throttle in park or neutral, you might hear a quick succession of knocks. Depending on the idle smoothness, when the transaxle is in gear, the noise may or may not appear. Its been making a kind of scratching noise wen you put it in drive or reverse. I then decided to do an experiment, so I shut off the truck I took out of the torque converter to flexplate bolts and then restarted it and the ticking went away instantly. I had this once too. By slipping internally, the torque converter allows the car to idle while it's in gear. After A Few Weeks Of Driving I Noticed That While Braking At A Light, Sometimes The Brake And The Steering Wheel Would Vibrate. I only dislike DCTs that creep forward in drive, because this is not due to torque converter (DCTs have no torque converter). It sounds to me like your torque converter may be on the way out. lobster, the key to doing what you say you want to do is a looser converter. The good thing is that torque converters can be cut open and repaired buy a tranny specialst. Although it will quit for a while at about 45 mph, until I come to an idle at a stop sign again. Another issue might be that the torque converter clutch does not release and stays applied. This noise is caused by the torque converter. clutch must be elevated to a minimum of 110 psi. They said it sounded real loud from under the car around the bell housing/torque converter area when they had it on the. IF you don't replace it in time the valve body will become plugged with torque convertor clutch material and the transmission won't engage anymore. Indexing Torque Converter. Free Same Day Store Pickup. The torque converter is located in between the engine and the transmission. :smt089might be a good chance to upgrade. 030" over 400 big block-9:1 compression-Edelbrock performer rpm intake w/ 750 Holley vacuum secondary carb. Code section 2313. It no longer goes away easily, I have to really get the truck warmed up before the noise will stop. And it will jump in and out of overdrive. 5 come into the shop. have a 2001 ford escape. my camaro had loose torque converter bolts and it would knock when Idleing or when you let off but never underpower. Choose Advance Auto Parts for Torque Converter Seal. Very often the problem is a torque converter shudder. 2 inch tall Hoosier Drag Radials. Added 1/2 quart prior to install the let the truck idle and filled with almost 4 qts of fluid. A Δ increase in torque ratio that can be sensed and used by the CPU of the processor is designated in FIG. Details in comments. The customer concern was a noise under the hood. In order to check your torque converter, you might have to perform a stall-speed test. At driving speeds the torque converter is locked up and not slipping. Drain and fills were done with max life from Walmart. It is coming from the part right in front of the torque converter. 25 transmission overheats. 030" over 400 big block-9:1 compression-Edelbrock performer rpm intake w/ 750 Holley vacuum secondary carb. I can not move the inner spindle by hand. PIP4466: Rattle Noise At Idle From Front Of Transmission Area - keywords bearing driveshaft prop propshaft shaft torque tube - (Sep 4, 2008) Subject: Rattle Noise at Idle from Front of Transmission Area Models: 2006-2009 Chevrolet Corvette Equipped with 6L80 (RPO - MYC) Automatic Transmission. torque converter characteristic (loose/stiff, stall torque ratio and peak efficiency, etc. Huge difference and much better - but I'm awaiting to see what the 'adaptive learning' does to it over timeand we just towed the boat yesterday. Repeat the shifting procedure (steps 12 through 15) four more times. Torque converter and transmission would be the first things I'd look at. Pour at least 1 quart of clean ATF slowly into the torque converter. This TSB addresses a "whistle noise when hot at an idle in all gears. Kind of like deep base. As a result, the engine of the stopped vehicle is allowed to run at idle while the transmission is in gear. I have no experience with torque converters but from my research I think I need a new drive pulley assembly. The customer concern was a noise under the hood. The car will start rolling at a much lower RPM and may never be able to reach 6,000 RPM. Just wanted to see if its a common problem with this vehicle. Turbo is stock, checked for bearing noise or other problems that might cause noise and all is ok. Torque converters come from the factory welded up, so its pretty hard to get a look inside and see what makes them tick. , Converter-to-Driveplate. I posted earlier about the rattling noise from the torque converter, as it turns out. Drive Train and Bearings. When the cruise RPM is lower than the stall speed of the torque converter, it slips more than it would if the stall speed were lower than cruise RPM. :smt089might be a good chance to upgrade. DOH! Get right under there and I'm pretty postive it's coming from the torque converter. Now I am really stumped unless it is a bad torque converter or a tranny going bad. The CVT option is perfect, but the cost may prove prohibitive. 4L80e making noise at idle There was a new noise that started suddenly. The torque converter also serves another extremely important function in a car. In this case, we'd expect the 234-degree duration to draw down the stall by 200 rpm, and the lobe separation will further weaken the torque at idle, dropping the stall an additional 200 rpm. i have an 03 limited V8 and i do have the infamous torque converter rattle i hear it in neutral and in drive until torque converter lockup then it goes away , i did go under truck while it was running and i hear the noise inside the bell-housing so i know its the converter , when i pull tranny to replace ill replace the main seal and check the. You mentioned that the noise was heard from the top area. Perform torque converter clutch (lock-up converter) mechanical/hydraulic system tests The PCM turns on the converter clutch solenoid, which opens a valve and allows fluid pressure to engage the clutch. truck & suv camshaft spec page. and truck has 47k-miles. The car will start rolling at a much lower RPM and may never be able to reach 6,000 RPM. In this article we are going to talk about the part of the automatic transmission called the torque converter. It is used in the automatic transmission of a vehicle to transfer power from the engine to the transmission. It tends to be louder at idle underload (in gear/ac on). If the noise is caused by a clogged filter, the needle will vibrate when the demand for pressure increases. oil pressure was within spec. Studs welded to the torque converter are used to fasten the converter to the flex plate. Crawl underneath when the motor is cool and give it a few good whacks. Probable Cause: 1. For drag racing 18 inch rims with 30. Common torque converter problems can take many forms, and diagnosing the cause of a wonky automatic transmission is fraught with complexity. There is an exception with the AOD transmission. Figure 3 shows this relation for a stalled converter. Now sounding more like fly wheel noise. no need to keep. Torque converter internal parts malfunction. Basically, for the past 6 months, whenever I put my truck in reverse and I begin to backup with idle speed (not pressing on the accelerator) I hear a loud groaning noise that sounds like a vibration of some sort. Chevy Silverado and GMC Sierra Noise and Vibration Can't remember the torque settings. We treat our customers like family before and after every sale. Reverse Engagement Stall: Some trucks with the 4R100 transmission may stall upon shifting into reverse. The torque converter also serves another extremely important function in a car. About 20% of these are go karts, 8% are pumps, and 3% are motor graders. The CVT option is perfect, but the cost may prove prohibitive. clutch must be elevated to a minimum of 110 psi. Tech Tip Description: A whine noise at idle from the rear of the engine or transmission mating area may be detected. -Broken flex plate or loose bolts ( crankshaft or torque converter or loose converter bolts) hmmmm, I'll have to look into both of these. I traced this noise to radiation from the exhaust system. When I coast from, lets say highway speed the car lurches briefly and feels like it is engine braking for a second. And the sound is magnificent. What could this be? A search on Google yielded some discussion of possible torque converter whine. If the torque converter is rattling there is a chance that the keeper clip was not replaced on the shout of the drive shaft and it has moved back pushing the torque converter into the transmission. The variable pitch "torque sensitive" pulley mounted on a jackshaft and in-line with the driver. I think we have my bros vibration issue narrowed down to the torque converter. I have a low rpm rumble in the transmission. They make a klanging or tinging sound as the motor spins. This is the Torque setting for all of the nuts and bolts on the 2003 Jeep Wrangler. PIP4466: Rattle Noise At Idle From Front Of Transmission Area - keywords bearing driveshaft prop propshaft shaft torque tube - (Sep 4, 2008) Subject: Rattle Noise at Idle from Front of Transmission Area Models: 2006-2009 Chevrolet Corvette Equipped with 6L80 (RPO - MYC) Automatic Transmission. Qouldnt it be impossible for the torque converter to be the problem. More about the Fan Clutch Here; 8. I have a short video of the noise. Press the accelerator pedal and bring the speedometer up to 50 mph. The research discussed in this paper concerns a specific noise event within the torque converter that will be referred to as "turbine noise". An automatic transmission, also called auto, self-shifting transmission, n-speed automatic (where n is its number of forward gear ratios), or AT, is a type of motor vehicle transmission that can automatically change gear ratios as the vehicle moves, freeing the driver from having to shift gears manually. I can not move the inner spindle by hand. If the noise is only a lighly audible knock at hot idle under 1,200 rpm, do not attempt to repair this normal engine noise. I Purchased A 2004 toyota highlander In March. F1 Motorsports HTCVT Torque Converter upgrade - 600hp capable Saw this on NASIOC this morning. Has anyone ever heard of the flexplate knocking against something, or the torque converter knocking as it fails?. Torque Converter noise? like a soon to be bad Torque Converter or Power steering pump. This is usually caused by the torque converter clutch being engaged at idle. Next they replaced the torque converter under warranty a few years ago while the van was still under warranty. The implement system is equipped with one electronically-controlled, fully variable piston pump for fast, productive cycles. I suspect the torque converter is failing, what are your thoughts? _____. Press the accelerator pedal and bring the speedometer up to 50 mph. When I got home I let the truck idle and crawled underneath. Studs welded to the torque converter are used to fasten the converter to the flex plate. About a month ago I posted on my developing engine marbles (87 a/t 127k) - this rattling noise like loose nuts and bolts occurred mostly at shutdown but progressed so that it was present often at idle. A torque converter, common to automatic transmissions only, is the equivalent to a clutch in a standard transmission. So I posted a question on this forum which led me to what I believe is the issue. Huge difference and much better - but I'm awaiting to see what the 'adaptive learning' does to it over timeand we just towed the boat yesterday. oil pressure was within spec. HHP also mentioned that it could contribute to the car shutting off when coming to a stop. He may have the infamous VIG converter. In some cases, a torque converter can make an odd noise, similar to a whirring or clinking sound, when it starts to fail. So perhaps 60-160 events at 600rpm, perhaps even. We installed the new TC on Sunday. Drive clutches come uncalibrated so roller kits and spring kits must be ordered seperate. 5 touareg with a noisy torque converter i think,noise comes in at idle it sounds like a rattle which gets louder on and off irregularly the car drives ok and changes gear ok is this a common problem with the touareg and does trhe box have to come out to sort it?. I could also hear this noise coming from where the Flex plate and Torque converter are. A 6,000RPM converter behind a stock engine might not even get to 6,000RPM because the engine can't make enough torque (power) to spool-up to that RPM because of the load of the converter. I could also use the torque multiplication from the torque converter for high torque, low speed conditions and then lock-up for higher efficiency, low torque conditions. While every factory Ford GT40 is special, some are more special than others. i thought my truck was sounding a little wierd, so i crawled under and noticed the noise. The person i received it from had the system completely drained, including the torque converter.   It wont make noise at idle or in neutral unless the entire torque converter is in very bad condition and has lots of metal in it. The variable pitch "torque sensitive" pulley mounted on a jackshaft and in-line with the driver. Its been making a kind of scratching noise wen you put it in drive or reverse. Sounds like it's coming from around the back of the pan. These converters also have a clutch that supplies engine torque directly to the transmission when the clutch is applied. only at idle. Its a constant sound, and increases with rpm. Posted to Chrysler Transmission on 2/13/2016 8 Replies. They are easy to run and operate, but because. When I turn the engine over by hand, I can hear a little scraping at certain points in the rotation from the TC. Grinding noise between 30-45 mph, usually when held at consistent speed. Classified ads, photos, shows, links, forums, and technical information for the Volkswagen automobile. Dealer initially failed to diagnose. Remaining Noise. This only happend when in Drive, idle returns to normal when in neutral or park. 24 no engine braking in 1gr position of m range; no. When I coast from, lets say highway speed the car lurches briefly and feels like it is engine braking for a second. the transmission is a th400, (recentely rebuilt with high performance clutches with new torque converter) the engine (454 was rebuilt with higher compression 40oversize pistons 10:5 compression, some head porting and 286 cam (matched with the head flow), 850 holey) and makes much more power. took of the inspection plate and it was even louder. Once the crankshaft moves, the flex plate spins and allows the conversion of the torque energy from the engine to the transmission to take place. Your path: TSB Home >> 1992 >> 1992 Lincoln >> 1992 Lincoln Town Car. The torque converter, almost never fails in initial stages of pulling away from a stop light, typically all torque converter failures are in the lock up stage, which only takes place at a cruising speed, typically above 30ish MPH, depending on a lot of parameters. trans oil level is good. A torque converter, common to automatic transmissions only, is the equivalent to a clutch in a standard transmission. I have an 05 Ram 2500 4x4 with ATS trans with 5star tq converter that I recently purchased. Noise occurs at idle when vehicle is stopped in all positions. When the RPM's were increased the noise all but went away. Shift to Reverse, then Neutral. If the noise is like a rumble strip then the torque converter may. mechanic says I guess problem is torque converter or transmission. Thumping noise from transmission while in idle but goes away when you give it a little gas on a 2000 grand voyager Sounds like yah have a posssible torque. 1992 Lincoln Town Car Technical Service Bulletins. TCI 241538A Torque Converter by AmazonBasics Noise Reduction Safety Earmuffs $11. The torque converter turns while the transmission is in park and neutral, therefore, any noise from the torque converter will occur while the vehicle is in gear. ,3:23 gears, but i'm using the stock /6 torque converter. The torque converter is spinning anytime the engine is running, but is only under load when the car is in gear either forward or reverse. 1L WBX rebuild issue - torque converter noise. On level road no force. Chevy Silverado and GMC Sierra Noise and Vibration Can't remember the torque settings. I have no experience with torque converters but from my research I think I need a new drive pulley assembly. Loose torque converters with a high stall torque ratio and a high stall speed create less idle losses and provide better acceleration when compared with stiff torque converters. I can shift and accelerate through 2nd and 3rd but again, the converter stays locked. Kinda thought it was just spark knock at first. It gave no codes at all. mc5892 hyd 4 224 234 290 300. If it is a torque converter slip code keep in mind it could be stored from converter clutch slippage, or slippage in another transmission clutch pack. When this mechanism goes bad, a rattling noise can be heard. The torque converter allows the engine to idle in gear with the vehicle stopped and multiplies engine torque during the initial stages of acceleration. Thanks jeff at garmon trans! Ok so heres the bad news. The car was running and shifting just fine with no issues. well in my 87 xj (automatic) i can hear a knocking noise at idle. I tightened em up and it went away. Immediately the car had what felt like a rough idle, but the tach was dead on where it was supposed to be with no fluctuation. Lots of points to consider. By slipping internally, the torque converter allows the car to idle while it's in gear. According to Cars Direct, these symptoms may occur separately or simultaneously. 4L80e making noise at idle There was a new noise that started suddenly. The vibration lasts about 5 seconds and has a very odd noise that happens at the exact same time. Seems to work fine but loud. The torque converter is what your automatic transmission has instead of a clutch. A Δ increase in torque ratio that can be sensed and used by the CPU of the processor is designated in FIG. My car got completely quiet after a throttle blip, then the noise slowly returned. When I start it up, there's a horrendous metalic screeching coming from the torque converter area. The powertrain has a very irritating vibration when accelerating through or holding it at 35 - 40 mph. Ford coil packs are overly sensitive to moisture and easily short out. clutch must be elevated to a minimum of 110 psi. Larger in diameter than the driver and frequently called the torque converter, its greater diameter multiples available torque, that results in a corresponding reduction in RPM of the vehicle's driving wheel(s) in relation to the RPM of the engine. We have developed a full line of billet torque converters with lock-up for General Motors, Ford, and Dodge transmissions for applications ranging from improved factory performance to all out competition. Depending on the idle smoothness, when the transaxle is in gear, the noise may or may not appear. There is a slight knocking noise coming from either the back of the engine or possibly the torque converter area at idle up to about 1000 rpm, after that point it seems to go away. Someone asked if it's one knock or continuous. com offers 123 20mm torque converter products. So I posted a question on this forum which led me to what I believe is the issue. They need to be able to quickly identify a malfunctioning torque converter or a lockup torque converter that fails to lockup. Did not mention it to the dealer, but after the post reprogramming test drive, the tech came and asked if I had noticed the shudder. If the noise is caused by a clogged filter, the needle will vibrate when the demand for pressure increases. Check out our billet torque converters for 700R4, 4L60E, 200-4R, 4L80E, 6L80E, TH400, 4R70W, 4R100 and 48RE transmissions. The following TSB(s) may apply to your 1995 Ford Crown Victoria. Dealer then recommended torque converter replacement at a shocking price. When driving or revving at about 2k-2. The noise has been there for years, literally, and if you pop the RPM up about 150 Revs, the noise subsides. took forever to figure it out though, and then it was found by accident while looking for loose tranny to block bolts. I bought a stethescope today and it seems like the noise is coming from the torque converter area, as someone suggested. A common problem on many General Motors cars is the Torque Converter Clutch fails to release and causes the car to stall when it comes to a stop. Hope this saves you a heap of dollars. At low engine speeds, the torque converter slips internally, which allows the engine to spin independently of the transmission. Torque converters come from the factory welded up, so its pretty hard to get a look inside and see what makes them tick. Its a constant sound, and increases with rpm. I unbolted the torque converter from the flex plate noise did not change. By 90k it got worse. The torque converter housing is mechanically attached to the engine's crankshaft causing the pump to operate whenever the engine is running. Accelerometers, Preamplifiers, Microphones, Signal Conditioners, Sound Level Meters, and Accessories. Belt is worn thin in just one portion. Not idle in Park/Neutral. A "rattling" noise in the converter housing area when the torque converter clutch is not engaged may occur on some vehicles. How does a torque converter work? A torque converter is a fluid pump of sorts. Vibration through the steering wheel or the seat is a solid sign that there are components beginning to wear out. Those are your fuel injectors pulsing. Failed on or not connected — Torque converter clutch will not engage at less than 1/3 throttle. Not idle in Park/Neutral. 1L WBX rebuild issue - torque converter noise. How deep was the water and is engine running smoothly during idle? Maybe you should get a second opinion. Below are some common problems and possible components that need to be checked to get you back on the track. 7L engine and 6R80 transmission may exhibit a whining noise from the transmission torque converter housing area during acceleration. Noise levels dropped 2-3 S units. I was recently made aware of a Honda TSB regarding a fix for a "noise" at 1500 and my dealer ordered and installed a longer, rerouted belt. If no voltage is present, replace the PCM. 01192 - Torque Converter Lock-Up Clutch 04-00 - Mechanical Malfunction tried to change fluid and filter but it was too far gone already, totally neglected by previous owner, and looked like it was hit with the bash guard dented. I was hoping the additive would be just enough to affect the lockup clutches in the torque conv. Ticking between engine and torque converter? I have a ticking noise on the underside of my 89 Camaro that looks and sounds like it's coming from the torque converter area. The torque converter also serves another extremely important function in a car. A torque converter can accomplish this because it is a fluid coupling, rather than a solid coupling. At low engine speeds, the torque converter slips internally, which allows the engine to spin independently of the transmission. I have a '99 F350 4x4 Automatic Dually. The Physics of the Torque Converter The torque converter consists of a fluid coupling with an impeller, a turbine and a stator. We have developed a full line of billet torque converters with lock-up for General Motors, Ford, and Dodge transmissions for applications ranging from improved factory performance to all out competition. just like a. Dealer initially failed to diagnose. 1996-2004 Mustang Technical Service Bulletin. i looked in the chiltons and i couldn't find anything about tightening the bolts on the torque converter. Posted to Chrysler Transmission on 2/13/2016 8 Replies. They claim it allows the WRX to be capable of handling 600 HP. Lie underneath the vehicle with the engine at idle. Torque converters are very reliable devices. Also, since my idea uses more conventional parts, it's easier to see and understand how it works. BMI Karts has a complete line clutches & torque converters. Here's the reference number you may confront any dealership in the U. This is usually caused by the torque converter clutch being engaged at idle. Depending on the idle smoothness, when the transaxle is in gear, the noise may or may not appear. It would.