Torque Converter Vibration



Now I've heard rod knock before and this does sound different. He seemed very confident in what he was telling me. Re: Torque converter issue? PS something else the vibration reminded me of was a vehicle I drove many years ago with worn rotary joints on the end of the drive shaft. (Next thing you know they will want to change my muffler bearings) Any thoughts?. Everything you need for a successful torque converter rebuild. This will send a signal to the PCM to disengage the torque convertor lock up. From what I read it looks to me like pressure is required to keep the converter from locking up and if the pump is bad the clutch packs get their pressure 1st which would allow the converter to lock up and cause the engine to die. Aisin officials declined to comment, referring interview requests to. The torque converter transfers the power from the engine into the transmission and works like a fluid coupling using transmission fluid. We check the run out of ALL converters before we ship to be within. 0 items in cart Checkout. Very often the problem is a torque converter shudder. Shudder/Vibration easily felt in steering column about a week ago, has gotten worse and more often. You could try this with car in neutral first. Wiki User 01/19/2005. Had scanner put on it. It looks like everything obvious has been done from balancing to new harmonic balancers, to different torque converters and new flex plates. Thus, as usual, GM is doing absolute jack shit to accommodate the owners. Dealer did the flush and software- but the vibration remains. I think we have my bros vibration issue narrowed down to the torque converter. Mopar Small Block Torque Specifications: LA Engine - 273, 318, 340, 360 : Torque specifications are for stock factory type bolts with light engine oil applied to the threads and the underside of the bolt head. Contaminants in the transmission fluid may also lead to transmission shudders, but because the transmission is a closed system, dirty transmission fluid is usually a sign of a larger problem. 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. But I would think gentle acceleration (higher torque, but not so much as to unlock the TCC or downshift the trans) would make the shudder worse, not cause it to disappear. Can this be the torque converter? It feels like the engine is misfiring occasionally (just a subtle bump at random intervals) but it only occurs at the very slowest speed that allows the torque converter to lock up. Then turn the crankshaft by turning the lowest pulley in the front of the engine to reach the next bolt. There is a service bulletin from GMC. Many Chevrolet Colorado owners are complaining about shudder or vibration on their vehicles. They plugged in the computer and said the update was already done back in 2010. For over 50 years, Tri Component has supplied the transmission and torque converter industry with innovative and reliable products and solutions. A properly working torque converter is something your car's transmission needs to function. Newland University of Cambridge, Engineering Design Centre, Trumpington Street, Cambridge, CB2 1PZ, UK email: [email protected] MERCEDES-BENZ > 2005 > SL500 > 5. Did he drive it with a scan tool already? If the TCC was shuddering, I'd expect to see some low level of converter slip (like maybe 10 RPM, not zero) when you get the vibration. Engine does not vibrate when stopped. No drain plug. and runs great. The vibration eventually got so bad that the car didn't even feel safe to drive. But I would think gentle acceleration (higher torque, but not so much as to unlock the TCC or downshift the trans) would make the shudder worse, not cause it to disappear. The task of the electronic transmission control is there-. Each time the. Never had an issue like this before so any help will be highly. Without being there to diagnose it myself, I'd guess torque converter shudder. C4s and small-blocks got a larger six-bolt bellhousing pattern to reduce noise, vibration, and harshness. How loud is this converter rattle? The noise I hear is noticeable driving down the road with the. For example, torque converters lock up at highway speed for better fuel mileage. I left a message at the dealership informing them of the TSB but they will probably say it doesnt apply to my truck because it has to do with the 8 speed. Refer to Corporate Bulletin Number 02-07-30-052D or newer - Automatic Transmission Oil Cooler Flush and Flow Test Essential Tool J 45096 TransFlow. Both standard duty and high-performance applications are listed in the guide. The dealer is going to replace the torque converter Monday under warranty. They also compared vibration at the steering wheel and seat track with 0 rpm and 40 rpm slip. This is a concentrated friction modifier. they verify it is torque convertor and order parts. 42) in November and had to take it into the dealer a week later for a transmission issue (coming to a stop the truck would shudder as. Moly and other lubes offer reduced friction and increased bolt tension, which will affect the torque figure. Florida Torque Converter wants to help you get the most performance from your vehicle. Without being there to diagnose it myself, I'd guess torque converter shudder. It does this at road speed or in park or up on jack stands in gear. Ford Torque converter Bad sounds. We offer a range of rotary torque sensors and transducers to suit a variety of industrial applications. Drivers of the SS A8 eight-speed Camaro have reported experiencing a shake or shudder between 25 and 80 mph while the transmission is changing gears. AX4N (Code X) transmission & torque converter core out of a 1997 Taurus GL column shift with a 3. The transmission tech said a flush would not help what is going on. 12000 miles and experiencing the rumble/vibration issue that seems to be a very common problem with Chevy trucks. Dacco® offers the most extensive line of torque converters in the industry, and because have more than 80 locations, those parts are available for same or next-day delivery to every major market in North America. Converter clutches lock up all the time- car wants to stall and kill the engine when in gear at a stop sign. Newland University of Cambridge, Engineering Design Centre, Trumpington Street, Cambridge, CB2 1PZ, UK email: [email protected] If you have a table fan, try to tape a coin to one of the blades and you should be able to visibly notice the vibrations when the fan turns on. If the vibration remains the same it's likely something with the torque converter or the transmission itself. It has 350 miles on it. The problem is typically diagnosed as a bad torque converter. I changed the fluid on mine (last time 170k) and it still does it, so it's time for a torque converter replacement/rebuild. Download Citation on ResearchGate | Transmission Torque Converter Arc Spring Damper Dynamic Characteristics for Driveline Torsional Vibration Evaluation | Torsional vibration dampers are used in. We do not just check a few out of 100 like high production shops. qts) 09031–00030 Pin Pin diameter 3 mm(0. TQ-5300 for TQ-2000 series. I am not adverse to changing it myself, but I have never heard of a torque converter causing a rough running engine. I got to thinking that maybe the torque converter hub had gotten trashed again, and maybe the vibration was from the torque converter. Conductor plate was just cleaned. The vibration is worse when in gear than in neutral. Aisin officials declined to comment, referring interview requests to. flexplate or the torque converter. What is Transtar's Warranty on torque converters?. Someone drilled 3 holes inboard of the 6 to mount the converter, they are so close to the outer holes they intersect. Contaminants in the transmission fluid may also lead to transmission shudders, but because the transmission is a closed system, dirty transmission fluid is usually a sign of a larger problem. The OE unit truly can't handle the loads that we give them and largely fail prematurely. 42) in November and had to take it into the dealer a week later for a transmission issue (coming to a stop the truck would shudder as. Hansford Sensors Ltd does not warrant the accuracy of any data contained within the calculator, neither can the company, its employees or suppliers be held liable for the interpretation, use or application of any data obtained from this calculator. Many Chevrolet Colorado owners are complaining about shudder or vibration on their vehicles. Define torque. This can be accompanied by the rpm needle wavering around 100-200rpm up and down as the TQ lock up clutch tries to limit TQ slippage. would have caused the vibration in the rear end or not. However, there is torque converter shudder (not a thing, a result). It happens when I turn it on. Allow engine's torque to be increased or decreased before transmitted to the rest of the drivetrain Uses different gears to match or change the engine's torque Low gear ratios allow the vehicle to accelerate quickly High gear ratios permit lower engine speed, providing better fuel economy. This puts the turbine and impeller to move with the same speed. Tagged as:Application, Get Curious. Typicially this is between about 41-55mph on most trucks, although it depends on gearing. Due to it’s closeness in frequency to twice line frequency vibration the two levels will add when they are in phase and. The torque converter is the route if the problem. • Add Loctite to the torque converter nuts and/or bolts before installation. You may can get away with putting a torque converter in it , if you do it soon ( tomorrow). About 9 months later it is happening again. Hey all, I have a 2007 F-150 4x4 Supercab w/ 5. 2000 automatic. Of course it doesn't do it in 4, only D, so I'm assuming it's the torque converter. I have a 2000 S-10 LS 2. At least that's what the tech told me. I purchased a 2005 E320 CDI from an individual with a salvaged title, the front end was wrecked and repaired. Idle vacuum is 15" Hg, and throttle response is good. It is highly regarded for its supreme durability. no rust clean. They have changed the torque converter tube now. I am not sure if you have a lockup torque converter in this transmission. Hansford Sensors Ltd does not warrant the accuracy of any data contained within the calculator, neither can the company, its employees or suppliers be held liable for the interpretation, use or application of any data obtained from this calculator. Florida Torque Converter has the largest inventory of remanufactured torque converters in stock ready to ship. What to do :torque converter or ? 2 Answers. C4s and small-blocks got a larger six-bolt bellhousing pattern to reduce noise, vibration, and harshness. The stall number on a torque converter is what rpms it locks up at. flexplate or the torque converter. vibration amplitudes generated by the clutch damper behavior and the torque converter slip. A well functioning torque converter is a must. So as much as I did not look forward to more major disassembly, I had to do something, so I took out the torque converter. The vibration eventually got so bad that the car didn't even feel safe to drive. Many people describe this feeling as running over a rough spot in the road. Torque converter shudder fells like a slight to heavy vibration in the transmission, and is usually accompanied by an interruption in power transfer. And since the vibration was eliminated with the installation of the new torque converter, we’d suggest that you recheck the condition of the flexplate and converter. According to Cars Direct, these symptoms may occur separately or simultaneously. Wholesale and dealer pricing available on Malco Tools Ty4 Nylon Flex Tie Tensioning Tool Manual Cut Off. Question, would this destroy the thrust bearing and/or anyone else have this happen? The design of the flex-plate looks like it was meant to give before it would effect the engine. If you do it might be a problem with the TCC or its control circuit. This is the way it happens: let’s say there’s a buildup of deposits somewhere in the transmission that is freed up by the detergent properties of the automatic transmission fluid. 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. 61193227806 oz-in. Hi folks, I've been doing some research as my 07 SR5 V6 2WD with 116k has developed the rumble strip sensation. If a tranny mount, you'd normally see a LOT of movement in the shifter(s) as torque is created, but I don't see that. Possible tranny/ torque converter issue? this one is slightly different from other tacomas ive worked on. Of course it doesn't do it in 4, only D, so I'm assuming it's the torque converter. DOH! Get right under there and I'm pretty postive it's coming from the torque converter. 4 and as best I can tell 4R75E trans. You need to determine if it is the engine or the transmission. It's been a couple days now and it has not came back on. The issue is not the torque converter, it is the electronically controlled clutch actuating at a high rate and slipping because of the fluid. 3L-326ci-V8 Engine Torque Specs. The vibration is there when driving but also when running the engine in park. Install the new automatic transmission with the new torque converter, P/N 35010-60A00-84. Thus, the torque converter is implemented with the torque converter clutch (TCC) that enables the synchronization of the engine and turbine. It would cost the same either way he said. b) draw converter bolts up evenly so as not to pull converter into a bind causing vibration and pump bushing failure. supplied electronic step-down converters for filament lamps reactors and similar products (Except for Discharge, Vibration, Torque, IP code test. In some instances, shudder is fish bite, chuggle, surge or vibration. Midwest Converters of Rockford, Illinois, has designed an Integrated High viscosity fluid type damper that reduces Torsional Vibration damage to these components listed above. Transmission/torque Converter Problems The Nitro has been in for the third time to fix the shudder. Either way, to further diagnose the flexplate/converter would be to pull the trans ($833+t) and of course "no guarantee" if it turns out to be inside the motor. It has 350 miles on it. 1L Dodge Challenger, Charger, Magnum, Chrysler 300C & Jeep SRT-8. i have a bad vibration just above idle. • Thoroughly clean and rebuild the transmission, using new gaskets and oil filter. b) draw converter bolts up evenly so as not to pull converter into a bind causing vibration and pump bushing failure. then they said they thought it was the torque converter lockup, so they cut the wire running to the lock up solenoid, so now my torque converter does not lock up, but the vibration is gone B+B or any other tranny experts, how bad is it for me to be driving around with the 4L80E and the torque converter lockup solenoid wire cut?. The best part is, our Toyota RAV4 Transmission Torque Converter products start from as little as $159. I will keep you informed. Knowing the symptoms of a failing torque converter can make diagnosing problems with a machine much easier. If it does malfunction, the vehicle will soon begin to shudder and the transmission will slip. enough to make it lock and unlock right instead of chattering, and not mess with anything else. Someone drilled 3 holes inboard of the 6 to mount the converter, they are so close to the outer holes they intersect. In gear there is a much greater load on the engine. Vibration, shuddering got worse, even at 25mpt. The torque converter immediately transfers the engine's peak torque to the wheels. Nice ride overall quiet and smooth BUT on way home I was coming down an exit ramp from a 65 mph highway. My dealer has acknowledged that my vehicle (08 CRV EX AWD) and others they tested from their lot, both new and used, all have to one degree or another this vibration. Product was successfully added to your shopping cart. Excursion - King of SUVs - '03 7. Im a tech in ontario, canada. $3,000 laterI still have the vibration like originally had in the seat. I did unbolt the converter and ran the motor but then found a bad plug wire which kind of negates the test. I guess we'll see what this one does. We specialize in high performance / heavy duty converters that can be built to your specifications. I have a 2010 Tacoma with a vibration that is subtle but there at 90-110km/h. Mounts WILL NOT stop the origination of the vibration!! Solution: Replaced torque converter, pilot nose on old converter found to be broken, allowing slight misalignment of converter to flywheel installation. Torque Converter Shudder Repair Procedure (Continued) G. Our Rebuilt Transfer Case are rebuilt to meet OEM standards, and include 5 Year Unlimited Millage Warranty. As a matter of fact we even drilled and added drain plugs to a torque converter while it was still in the car. Billet Cover option is standard for all High Performance Racing Converters and is available as an option for some Street Performance Racing Converters. A TC shudder on a 604 is the first sign of the end. would have caused the vibration in the rear end or not. I read some threads on ford truck forums and found some simaliar problems that one guy said his pump was bad. 100% custom Damper modification to improve internal balance, clearance, and end play; 100% custom Damper modification to improve seal installation and function. This is most common after engine or transmission repair or after a collision. torque is needed, if your torque converter locks up and releases (at around 40 MPH, 60Km) the torque lock up and releasing will cause a vibration feel under load. Picked up truck today. Driveshaft is new and checked by 2 shops - rebuilt trans - just repalced torque converter & flywheel (late model with one piece seal - I do have the weighted flywheel) (again to see if that was the problem) It makes no difference if the OD is connected or not. They plugged in the computer and said the update was already done back in 2010. I took delivery of a 2016 Sierra Denali (5. torque converter characteristic (loose/stiff, stall torque ratio and peak efficiency, etc. Additionally for 4WD vehicles, the propeller shaft’s center support bearing bushing material may not effectively dampen vibrations in cold (below 32ºF) temperatures. When moving forward, the torque converter is moving and the engine is pinned steady against the direction it's wanting to rotate and doesn't bounce around, unless. About 9 months later it is happening again. Many people describe this feeling as running over a rough spot in the road. If the slip speed is beyond 10 rpm or there is shudder during TCC apply the torque converter should be replaced following the instructions published in Service Information (SI). Florida Torque Converter has the largest inventory of remanufactured torque converters in stock ready to ship. 42) in November and had to take it into the dealer a week later for a transmission issue (coming to a stop the truck would shudder as. The resistance can be provided by a plastic insert or a noncircular head. All of our torque converters are built in house to high quality standards. If the slip speed is beyond 10 rpm or there is shudder during TCC apply the torque converter should be replaced following the instructions published in Service Information (SI). Power Torque provides remanufactured engines, cylinder heads, automatic/manual transmissions and torque converters for gas, diesel, fleet and marine applications. Since everything from the turbine back is held stationary, a vibration like an out of balance driveshaft would not appear during a stall test. The torque required to run a nut down a thread on certain types of nuts designed to resist vibration loosening. I still don't get how the VIN is NOT marked like it should be. sept 2018 have noticed that truck seems to vibrate, shudder at 50-60mph. Our standard range of torque transducers can measure torque from 10mNm up to 13000Nm. The TQ513 Series are designed to measure the rotating torque using shaft-to-shaft in-line placement. In most cases, more torque is needed to start the rotational motion than is needed to keep it going once it has begun. Compression test looks good. Fingers crossed. The Transmission Control Module (TCM) monitors the friction loss of the torque converter clutch while it is in slipping mode. You will find the best deals on Malco Tools Ty4 Nylon Flex Tie Tensioning Tool Manual Cut Off and other equipment here. This is the way it happens: let's say there's a buildup of deposits somewhere in the transmission that is freed up by the detergent properties of the automatic transmission fluid. Filter is located inside the transmission pan on the bottom of the tranny. Torque converters are often a mystery to those not familiar with the inner workings of automatic transmissions. Said his new 2017 Ridgeline does he same thing. Bolt Torque Spec Chart for Ford Engines These specs are for stock-type bolts with light engine oil applied to the threads and the underside of the bolt head. A vibration damper for a torque converter lock-up clutch wherein a wide angle of relative movement between the input and output members of the clutch is provided. MERCURY > 1999 > SABLE > 3. After reading, you will know how a torque converter works, symptoms of a bad torque converter, and its average replacement cost. It's a mechanical clutch in the torque converter that, when engaged, locks the torque converter parts together making a dir. no rust clean. If you do it might be a problem with the TCC or its control circuit. Transmission Oil Pump. I took the car out today, tested it on a sloping hill near our house, nothing steep. 8? 51 52 53. The turbo actuator was replaced roughly 6 months ago so it surely can't be that. 4L60E Torque Converters by Doc Frohmader Early on a lot of us knew the 700R4 as an ‘overdrive TH-350’. The truth is the vibration issue goes all the way back to 2005 (maybe farther) when Toyota issued a Technical Service Bulletin to address the issue. 4 and as best I can tell 4R75E trans. The torque converter clutch is controlled by applying fluid pressure to the piston. Torque converter replaced under a recently issued extended warranty provided by Toyota. One of the classic symptoms of a bad torque converter is a vehicle that is sluggish or lugs when starting out from a dead stop. I could deal with the rough cobble stone like ride but the vibration/shudder in the steering wheel is irritating. it vibrates a little when engaged. Said it damaged the bell housing as well. Engine does not vibrate when stopped. Despite the excellent capabilities and reliability of the torque converters we provide, problems do arise from time to time—especially considering the extraordinary torque converter performance your extraordinary projects require. I was already familiar with this issue from all of the posts I had read on here, so I asked him what could be done. We hope this was helpful to you. The largest possible converter was 94mm long. In most cases, more torque is needed to start the rotational motion than is needed to keep it going once it has begun. This feature of the new twin-torsional damper also significantly reduces fuel consumption. 35-40 mph, only low RPMs, 1500-2000. Midwest Converters of Rockford, Illinois, has designed an Integrated High viscosity fluid type damper that reduces Torsional Vibration damage to these components listed above. But my transmission guy says it could be a bad torque converter or flex plate. This facilitates a fast, effective response to the momentary vibration state of the converter. Any ideas as to how to figure out if that is it? Maybe some of you mechanics from GM can chime in. enough to make it lock and unlock right instead of chattering, and not mess with anything else. Yeah torque converter clutch trying to lockuphappens just past 80 and holding it there will vibrate like all hell I'm not sure if it's a great thing keeping it there so I try to either be under or over that spot. If you have a table fan, try to tape a coin to one of the blades and you should be able to visibly notice the vibrations when the fan turns on. They said the flex plate was fine. Engine does not vibrate when stopped. Many Chevrolet Colorado owners are complaining about shudder or vibration on their vehicles. I still have a vibration at 20mph when driving with light throttle. This really has me stumped. Advance Auto Parts has 1 different Transmission Torque Converter for your vehicle, ready for shipping or in-store pick up. The time it wasn't a tune up, it ended up being the switch on the brake pedal needing adjustment and somehow that was causing an issue. The TCC is [designed to transmit very high torque loads and to suppress a large slip between engine and transmission to avoid overheating. I gave him the "STAR CASE" number to give to his dealer and they ordered a brand new updated torque converter that fix`s this issue with the rumbling sound heard while in overdrive/full lockup. I have started feeling a bad vibration when I'm in low RPM rages 1,500-2,500 with no load. ??? Have you had recent transmission work done, has the converter been emptied. A vibration damper for a torque converter lock-up clutch wherein a wide angle of relative movement between the input and output members of the clutch is provided. While it is very rare for a torque convertor to cause an out of balance, a convertor that has separated or the internals have come apart can certainly create a vibration or rattle. 3 Exc vibration when braking in OD - First and foremost - thanks in advance for any help!! 2003 7. I have a 2015 Yukon Denali with same problem. The problem was very annoying, as most city driving is around 60-80km/h, and to drive at higher speeds to avoid the issue was to risk a speeding fine. The vibration is worse when in gear than in neutral. Have a shop verify line pressure, and provided no valves in the TCC hydraulic circuit are worn, replace the torque converter. torque converter slippage in the critical lower speed ranges, so the torsion damper in the torque converter did not need to cover these speed ranges. Once the vibration is found, there are six different separate problem categories it can fall into: 1st Order Tire (Freq 11-14 hz at 60 mph) 1st Order Prop Shaft (Freq 38-44 hz at 60 mph) 2nd Order. We specialize in high performance / heavy duty converters that can be built to your specifications. The dealer is going to replace the torque converter Monday under warranty. Steering wheel vibration can be caused by a few different issues or components. Important: Do NOT replace the torque converter or transmission assembly for this condition. Torque converter went out today and they wanted $1850 to repair it. The TQ513 Series are designed to measure the rotating torque using shaft-to-shaft in-line placement. smooth on idle and smooths out above idle. Still I will check them from underneath. Remove the bracket between the catalytic converter and the transmission mount Flexplate flatness (bent flexplate transmits vibration to output shaft of transmission) Torque Converter defective Angle of rear end to transmission (pinion angle, correct with upper control arms) Transmission tail shaft output bushing. When a torque converter goes bad, there are a number of things that happen. The warning signs of a bad torque converter include transmission slippage and surging, partial loss of vehicular power, problems when attempting to switch gears and abnormal engine noise. The tranny has been rebuilt, new TC and we just replaced the flex plate thinking this was the cause. They also help smooth driveline operation: the fluid inside the torque converter helps absorb torsional engine vibration, and the inertia of the converter and the flex plate help maintain engine rotation between piston power pulses. Performance Torque Converters for GM, Ford and Dodge from PATC. ร Flush and flow check the transmission oil cooler using J 45096. For 2WD and 4WD vehicles, the calibration VCM operation combined with the action of the lock up torque converter creates excessive vibration. I will keep you informed. The tech said it was something to do with the locking torque converter. Contrary to popular belief, rotating mass does not consume energy. Well I had the dealer look at the van again. 1L Dodge Challenger, Charger, Magnum, Chrysler 300C & Jeep SRT-8. It does not happen at slower speeds in a lower gear, but the same rpms. The Honda Odyssey Torque Converter class action lawsuit complaint reportedly asserts claims for alleged violations of the California Consumer Legal Remedies Act, violations of unfair business practices act, fraud, breach of written warranty under the Magnuson-Moss Warranty Act, and breach of express warranty under Cal. When a torque converter goes bad, there are a number of things that happen. Upshift and it goes away until that RPM is reached again. • Add Loctite to the torque converter nuts and/or bolts before installation. These vehicles may have a condition in which transmission calibration allows a higher than target energy input to the torque converter clutch (TCC) under certain conditions. i have a bad vibration just above idle. Over the mid-speed range, the TCC is partially engaged and both the wet friction clutch and the fluid torque converter transmits torque 2-3]. Things that I changed in order to repair the problem, but no luck, replace the torque converter, had the drive shaft rebalanced and new u-joints, replaced rear end with a new one, replaced the transfer case (new), replaced trany rubber support, new tires. The engine and drivetrain must be ruled out before troubleshooting transmission noise or vibration. Lockup torque converters were added to many newer-model vehicles to help with fuel economy. 35-40 mph, only low RPMs, 1500-2000. EvoTorque 2. Dacco® offers the most extensive line of torque converters in the industry, and because have more than 80 locations, those parts are available for same or next-day delivery to every major market in North America. inspect the lower valve body for a broken torque converter clutch regulator valve spring (353). This Street Rage is a heavy-duty brazed torque converter of 12" size. Drivers want a Camaro SS A8 recall to fix the issue. This will send a signal to the PCM to disengage the torque convertor lock up. 100% custom Damper modification to improve internal balance, clearance, and end play; 100% custom Damper modification to improve seal installation and function. Wholesale and dealer pricing available on Malco Tools Ty4 Nylon Flex Tie Tensioning Tool Manual Cut Off. Shudder/Vibration easily felt in steering column about a week ago, has gotten worse and more often. Re: 2016 Escalade ESV Vibration issues. The bushing can be checked, after the U-joint is removed, by grasping the drive shaft at the spline end and move it up and down within the tube. We do not just check a few out of 100 like high production shops. I took it for a short drive (cross my fingers) and don't think I felt any vibration. Dacco® offers the most extensive line of torque converters in the industry, and because have more than 80 locations, those parts are available for same or next-day delivery to every major market in North America. The 700R4 torque converter is the performance maximizing counterpart to one of our most popular high performance transmissions. When the vibration occurs maitain the same throttle position but apply the brake pedal just enough to turn on the brake lights. Request PDF on ResearchGate | Torque Converter Clutch Optimization: Improving Fuel Economy and Reducing Noise and Vibration | The torque converter and torque converter clutch are critical devices. Torque converters and transmission can be the source of several types of problems that can result in transmission damage or failure. Re: Torque converter issue? PS something else the vibration reminded me of was a vehicle I drove many years ago with worn rotary joints on the end of the drive shaft. Accept when it goes into 2nd gear. ร Thoroughly clean and rebuild the transmission, using new gaskets and oil filter. outlines a vibration at 30-50 mph where the torque converter isn't locking up correctly since it's right in that range of an upshift between 3rd and overdrive. Petrol and Diesel Engine, Manual and Automatic Transmission, Suspension, Steering, Brakes, Interior and Exterior torque specs. I had my torque converter rebuilt a few months ago, and got the thing back on. We've even used it when PaulC had his '71 up on the lift looking for a pesky oil leak. Engine Bolt Torque Specifications - 426 Hemi, RB, B, LA Engines These specs are for stock-type bolts with light engine oil applied to the threads and the underside of the bolt head. Torsional vibration is often a concern in power transmission systems using rotating shafts or couplings where it can cause failures if not controlled. 85 liters (0. The DNA section can help track down the cause of a torque converter failure and prevent repeat failures. No change in 4WD, swapped prop shaft, swapped with brand new rims and tires from a new truck, even a l/r axle assembly. torque converter slippage in the critical lower speed ranges, so the torsion damper in the torque converter did not need to cover these speed ranges. A high stall torque converter makes the car start to move higher up on the torque curve. It happens when I turn it on. i have taken the torque converter loose as well as the serpentine belt. they verify it is torque convertor and order parts. We do not just check a few out of 100 like high production shops. I was told that they felt something, but nothing was visible on the computer reading. and runs great. If the vibration stops, with the torque converter disconnected, the problem is found. All of our torque converters are built in house to high quality standards. The housing of the torque converter is bolted to the flywheel of the engine, so it turns at whatever speed the engine is running at. Ive used it in several nag1 trannys it should stop the shudder in 10 miles or less.