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How do you fix a slip yoke clunk?
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How do you fix a slip yoke clunk?
If you cant handle it, remove your driveshaft, slide out the yoke, clean the exterior or the yoke. I think you have a different problem from the slip yoke there. My 2001 LB7 has the famous "bump-clunk" from the rear prop shaft slip yoke when coming to stops and leaving stops. I have taken it apart and greased it, and that takes care of it for approximately 4 months, but then it is back. Driveshaft cabYoke f150 4x4 shaft 4l 2004. October 21, 2020 1A Auto Team 1A Auto Blog Home. Super easy; the hardest part was getting the bolts loose on the flange of the driveshaft to. Step 1 - Check your u-joints. Replacing the yoke was the correct solution. I just did this, after a bit of a problem, I'm all done and the nickel slip yoke works great. A couple members on this forum posted that it was the one thing that fixed their slip bump/clunk issue. If it clunks in 2nd gear when you let off the gas and get back on it, when you shift from reverse to drive or drive to reverse, also on a 2nd to third gear up shift, or third to second gear downshift. The fix takes about an hour and if you can take it off, yourself and have a small file, then you can do this yourself. GM finally figured out that the yoke would stick/unstick and that's what made the clunking sound when accelerating and/or braking. No other noise than the clunk. I have a 2017 Tacoma TRD Off Road 4x4. If you have a GX470 or LX470 with a thump, clunk or kick sensation, don't hesitate to call us at (952)426-4798 to schedule an appointment today! After a 1700 mile road trip my Hoe developed a similar clunk in the rear end that only seems to happen occasionally from a slow take off/ start. All you need to do is take off the 11mm bolts on the u-joint retainers on the rear end. But if those aren't working out for you, this posture sensor that detects when your posture slips an. F150 ford shaft drive slip yolk Drive shaft removal and slip yoke service ford f-150 2011-2014Driveshaft ford piece two 150 2009 bump repair. The gurus at Ford-Diesel. Note: Protect the transfer case rear seal from Brake Clean. 31 posts Previous; 1; 2; longog New Member Posts: 4 Joined: Fri Oct 29, 2010 3:07 pm Truck: 2010 F150 Lariat Super Crew 6 Re: Slip Yoke. to remedy the driveline clunk in our Silverados. 2000 ECSB 2wd Silvy, 4. I was having a vibration and slight clunking issue in my 2016 Ford F150, all it took as a bit of grease to fix it. Some vehicles with rear-wheel drive and may exhibit a driveline clunk or bump that occurs as the vehicle starts to move forward following a stop. The grease gets dry and sticky, when you stop the rear axle moves forward and holds the slip yoke, then when you take off, the axle moves back. a clunk or grunt from the driveline during acceleration or stopping may be caused by engine torque preventing the slip yoke from sliding smoothly on the transmission output shaft splines (96-23-20, Nov. Clunk when accelerating from a stop. So I decided to give it a shot on mine. 0 - load clunk when putting truck into reverse I shifted into drive a. Mechanic's Assistant: Are you fixing your E250. I had thought that the cause of the clunk was the drive shaft slip yoke, as suggested by members of this Forum. The same noise happens when accelerating, braking and sometimes when the transmission shifts, more noticeable with harder downshifts I can feel the clunk as well. I have a 2012 F150 5. I have been having a clunking noise when I stop and when I take off. I also didn't even bother putting the zerk back in because it is 100% worthless. Fixing the problem is somet. I took it to a transmission place and took a while of driving before we could get the sound to duplicate but once it did the manager said he didn't think it was the transmission but likely the transfer case. I guarantee you this will fix that damn clunk! I hope the fix lasts a long time the Chevy did. 🚘🛠️To diagnose slip yoke issues, you need to know the common symptoms. There is a complaint of a clunk because of a lub problems in the slip yoke (the one at the transmission). If you cant handle it, remove your driveshaft, slide out the yoke, clean the exterior or the yoke. A new grease, part # 19257121 (in Canada, 19257122), was recently released for lubrication of slip yoke splines to repair a condition of a bump feel or clunk noise at stop or from launch on the vehicles equipped with 4L60 Automatic Transmission (RPO M30) and 2WD. Sometimes this yoke run-out problem can be improved by rotating the U-joint 180-degrees in the rear end differential yoke. If I drove slow with a really soft/loose shift, it clunked worse. I'm hoping the clunk the other day was just in my head lol. The slip yoke is the connection from your transmission to the driveshaft. How is slip yoke length measured? A - Distance from the center of the front U-joint to the center of the rear U-joint. It is a hollow tube that slides into the transmission's output shaft and is typically made of steel or aluminum. The slip Bump problem I'M FIXING IT!!! These F150s with their slip bump, underside clunk, nonsense None of the common Fixes seem seem to work 100%. If you have a GX470 or LX470 with a thump, clunk or kick sensation, don't hesitate to call us at (952)426-4798 to schedule an appointment today! After a 1700 mile road trip my Hoe developed a similar clunk in the rear end that only seems to happen occasionally from a slow take off/ start. I mainly get the clunk when downshifting into second. You have to go to the axle side, unbolt the four 8mm bolts holding the driveshaft u-joint to the axle, then slip the driveshaft off the end of the transfer case to grease the splines. I read about the slip yoke needing to be greased, so i did that today and the problem is still there. I mean, i want to have a good running truck but having to fix that part every 5k miles seems a bit excessive. The drive shaft slip yoke is a critical component in the drivetrain system of a vehicle, responsible for transmitting power from the transmission to the drive shaft. I have a metallic clank/clunk type noise on deceleration, when almost coming to a stop (low speed). Note the measurement on the tape measure to determine the length of the driveshaft (without the slip yoke). At least that's what looks like is going on. If greasing the slip yoke helps on the noise that's your issue. Drive line Clunk/No slip yoke to grease Discussion in ' 2nd Gen. Be careful when removing and installing the end caps, make sure the needle bearings do not fall. Only thing I've come across is lubing the slip yoke splines, or replacing the propellor shaft slip yoke. With your truck on a level surface mark your driveshaft at the point where it is flush with the yoke. I replaced both of them (each one comes complete with the metal arm and bushings on each end), and the clunk disappeared. It involves taking the driveshaft off, regreasing it, adjusting pinion and installing. Ford driveshaft ranger clunk sourceFord ranger slip yoke clunk Yoke driveshaft clunkFord f150 slip yoke grease. If I drove slow with a really soft/loose shift, it clunked worse. Only notice it just before coming to a complete stop or just when hitting the accelerator. EASY Repair for Clunking and Sticking Drive Shaft. A new grease, part # 19257121 (in Canada, 19257122), was recently released for lubrication of slip yoke splines to repair a condition of a bump feel or clunk noise at stop or from launch on the vehicles equipped with 4L60 Automatic Transmission (RPO M30) and 2WD. Thanks for the help guys. You can try one of two things. The Clunk is caused by the slip yoke needing to be about 1/8" longer ( It is bottoming out on the stake marks ) or loosen the cab up and move it forward about 3/16" of an inch. com For ford f-150 77-93 neapco 1310 series drive shaft transmission slip. But it's really easy to fix. You just want to smooth the corner off. Where your driveshafts enter your Tcase is where it can be difficult to feel for play. Demonstrate how to install a u-joint and go through slip yoke seal vari. How to Fix Summary: CHEVROLET/GMC: A CLUNKING NOISE COMING FROM THE REAR OF THE VEHICLE. id try greasing the splines, some have a zerk, some dont. The fix is to pull the driveline and put a thin coat of teflon grease on the splines inside the slip yoke. Reply. Now it's got about 118k Pull the rear driveshaft out, put it in 4hi, and go for a drive. The shaft in the transmission is replaceable only if you take the whole transmission apart. After I grease the slip yoke 85% of the symptoms go away, but the braking feel at coast is still present. It’s a classic nerd trope that holds true, for me, and I’ve been losing the fight against gravity Clutch slipping and clutch drag are two problems that can occur as clutches wear out. motorhomes for sale on craigslist Do I need to pull the shaft out of the case and RTV it from behind or do I just smear some RTV over the plug? Do I need to remove the slip yoke u joint and pry the plug out and RTV it that way. I created this video with the YouTube Video Editor (http://wwwcom/editor) A clunk, whine, or howl can signal a worn-out pinion gear, bad pinion bearings, or a faulty gear installation. The FordF150 rear end clunk issue is more prevalent in trucks with a two-piece drive shaft than the single-piece drive shaft since. Greasing it, however, is only a short-term fix and from what I've read is not recommended to do on a regular basis as it will degrade your fluid over time. The splines of the drive shaft and the yoke are made of 2. When you're looking to upgrade driveline durability with a Sonnax performance slip yoke, it's important to choose the right size and style yoke for your build. If you often find yourself reaching for a dish towel only to find none at hand, this simple hack keeps your towels from wandering out of reach. Your vehicle definitely has a problem if it's making a clunking noise. If the noise changes or goes away than the nickel plated slip. Part Number Description Usage 12477702 Yoke Asm. The transfer case doesn't lubricate the slip yoke like some people think. It only has 36k miles, so it's still under the factory powertrain warranty. The clunk does not seem consistent with that problem unless literally the ubolts are loose and or missing. " Granted I have the 2 piece steel driveshaft compared to you guys having the one piece aluminum shaft (I'm assuming based on pics/color)5' bed crew cab. A few months ago, started getting a clunk when taking off or coming to a stop. The slip yoke is the front part of the driveshaft that slips onto the transfer case output shaft. The process occurs twice a day (10:30 a and 3 p London time) A gold fix occurs when the. 2004 f250 slip yoke service This is especially true if the bolt has been taken out and put back, such as when the links are removed and replaced, or when armor brackets are installed. If the slip yoke has damaged splines, there’s really not much you can do to repair the slip yoke. Anybody tell me how to grease the slip yoke on a '99 Silverado Z71? It has the infamous clunk and I don't think I am going to drop the cash for the nickel plated upgrade. These often manifest when the vehicle is going through changes in direction or speed. Super easy; the hardest part was getting the bolts loose on the flange of the driveshaft to remove. san diego private karaoke rooms If you're just replacing a half-shaft for your front wheel drive car, then it will cost anywhere from $500 to $1,200. Step 1 - Check your u-joints. My 2001 LB7 has the famous "bump-clunk" from the rear prop shaft slip yoke when coming to stops and leaving stops. 1599 posts · Joined 2007 Whenever I turn right there is a clunk clunk clunk clunk almost like a rubbing noise coming from the drivers side (front end) I did some searches and found out about the steering shaft issues but I didn't really see anyone who only had the problem while making a turn in one direction. i'm looking for a permanent fix for the dreaded slip-yoke clunk on my "90 c1500. Using a small triangular file, file the edge of the splines in the slip yoke. This problem occurs when the transmission fails to engage the reverse gear or slips when reversing. Yoke driveshaft 1350 bronco broncograveyard Driveshaft slip yoke, rear 1350 series-broncograveyard. Grease will fix it, GM have replaced it with a nickel yoke. Using a small triangular file, file the edge of the splines in the slip yoke. If you have been around Chevy Trucks for any time, you are familiar with the Clunk caused by slop in the drive shaft. its setup this way as you have a transfer case with a fixed flange. So this might end up sounding like more of a rant, because it is. hallmark tv today ly/3feE6tJ Ever experience that weird thump like somebody rear-ended your 4runner when you come. better a sister in a whorehouse than a brother on a honda Matt_850 Discussion starter. Without lubrication, the driveshaft sticks in the yoke. A slip/stick condition between the transfer case output shaft and the driveshaft slip yoke may cause this condition Replace the rear drive shaft slip yoke with a new nickel-plated slip yoke. This guide will help you match up the noise you're hearing with the differential or axle component making it, or at least get you in the ballpark. How to tell if driveshaft yoke is bad - YouTube. UPON FURTHER INVESTIGATION, THE TECHNICIAN MAY DIAGNOSE THE NOISE COMING FROM THE REAR SUSPENSION LEAF SPRING AREA (Replace Rear Drive Shaft Nickel-Plated Slip Yoke) (Corporate Bulletin Number 01-04-17-004B) -Clunk Noise at Stop or From Launch (Clean. Look back at post #61. In most cases you need to measure your existing yoke and/or get some specs off the transmission. I also didn't even bother putting the zerk back in because it is 100% worthless. Basically the slip yoke is sticking and then pops loose and you hear/feel a clunk. Make sure you mark the slip yoke at the carrier bearing with a grease pencil or something so you can line it up on the right spline, but once you take off those four bolts the drive shaft will slide right out of the slip yoke. Truly a satisfying find. basically, to lube the prop shaft (slip yoke) on our 2wd, you have to drop the driveshaft.
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Usually, the say bar links or sway bar bushings are worn or loose, and our mechanics will show you what to look for and how you can fix it yourself. Check out our top reviews. These include vibrations or shuddering when accelerating or decelerating, clunking noises when shifting gears, and a. Advertisement Selling a home is hard enough. there is little too much play in the splines so when you stop the axle deflects downward and the slip-yoke binds there holding the angle. I have considered buying a Tacoma and read alot of articles. Remove all excess grease from the slip yoke boot and driveshaft slip yoke surfaces. Apparently the prior owner used to tow things a lot, and we heard that greasing the slip yoke would solve the problem. But my X is doing it at 7-3mph range I'm hope it is the slip-yoke and not the other option (trans ) The X is a 91 eb with 97,200 on it, the trans was pulled by the dealer at around 92,000 for a seal and they. I installed the caps one at a time and installing the snap ring once the cap is past the groove. *Did our video help you? If so, consider buying us a beer: https://bit. 5' bed, singe piece driveshaft. Does anyone know what the cause is for the "clunk" on takeoff from a dead stop. mens braids near me Speaking strictly of the driveshaft slip yoke back on the two-piece driveshaft, not the transmission yoke. Apr 2, 2005 With a slip yoke the driveshaft is a fixed length, and when the axle moves up and down (changing the distance between the transfer case and the axle) the yoke at the transfer cases slips in and out (hence the name). Stocks gave up earlier gains to trade lower at midday Thursday as investors made bets ahead of the release of the Friday jobs report^DJI The Friday jobs report had markets spoo. Just wanted to share it with yas. After my service, I have not. This guide will help you match up the noise you're hearing with the differential or axle component making it, or at least get you in the ballpark. A lot or Raptor owners had their replaced under warranty. 2009 - 2014 Ford F150 - Driveshaft clunk? There's a fix for that. i'm looking for a permanent fix for the dreaded slip-yoke clunk on my "90 c1500. its on a spline shaft so it can move, yours sounds very dry. If it clunks in 2nd gear when you let off the gas and get back on it, when you shift from reverse to drive or drive to reverse, also on a 2nd to third gear up shift, or third to second gear downshift. Heavy lifting may produce forces which cause a lumbar intervertebral disk to move out of place ("s. my truck is 2011 f150 lariat 2wd ecoboost. The possible causes are low fluid level, worn or damaged clutches, solenoid or valve body issues, or a faulty torque converter. The FordF150 rear end clunk issue can be fixed by applying Teflon grease (PTFE grease) to the slip yoke joint, but make sure that you remove the factory grease from the slip yoke joint before applying Teflon grease. I have read several different things people have done: Remove slip yoke and apply some special grease Replace the slip yoke with a. Does the clunk fix still apply to this situation? Do you have problems with your rear differential, or at least think that you have problems with it? Learn here how to diagnose rear differential problems. AUTOMATIC I have seen plenty of videos regarding the drop down of the single piece driveshafts on some models of the F150 to service the slip yoke for the clunk issue. 2,528 Posts It's been too cold and i've been too busy to get under there to measure and get a ball, but sooner or later I will. It is temporary, the grease will eventually wear and leak out. lexus is 350 for sale craigslist Do you know your personal. I would like to do the same to my truck. When I saw the title I was about to say I had a better suggestion for stopping the clunk, just don't ever come to a stop while you're driving! but this sounds like it might work! The Fix: Even though I have the one piece aluminum driveshaft, instead of the two piece, I went ahead and did the slip yoke fix by removing the driveshaft and putting the Ford lube on the splines of my slip yoke (which were bone dry), and reinstalling. Loose, worn or damaged upper control arm or upper or lower ball joints. It would be NICE if Ford put a grease fitting there so that we could do this very quickly ourselves. Using a small triangular file, file the edge of the splines in the slip yoke. The bulk of this price can be directly attributed to the cost of parts, with labor costs typically coming in at somewhere in the range of $150-$400 Recent Posts If you have play in the joints you will need to replace the joint itself. Lubrication reduces friction, ensuring smooth operation. The mechanics diagnosis is that the drive shaft support bearing is worn and quoted $360 to remove the shaft, replace the bearing, regbuild the U-joints and have the saft rebalanced before reassembling. The fix takes about an hour and if you can take it off, yourself and have a small file, then you can do this yourself. For example, the very next yoke may be a different batch, and so you'll have two trucks, back to back on the line, one will have a very noticeable clunk and the other won't. Picked up Ford 9L3Z4W602A on ebay which is a kit including a band clamp and a disposable plastic package of white grease. Or maybe that is a good idea for a Mod? Here is the TSB---real easy repair--you can do this yourself---works for a while. Bitcoin traded at $27,600, slipping below the $28,000 level as investors reacted to the Federal Reserve's interest rate hike of 0 Sheraz Ahmed, Managing Partner at STORM Partn. 2019 cougar 5th wheel Place the other end of the tape measure near the middle of the rear u-joint. This is a problem with sticking splines at the slip yoke coming unstuck suddenly when the driveshaft lengthens and shortens slightly during acceleration and deceleration. The cause is (Usually) the splines in the middle of the 2 piece driveshaft binding up and breaking loose as the rear suspension compresses and extends The fix is a kit that Ford sells which consists of a 'special' lube and a new clamp to. I'm taking it back to a different dealer next week to see what they say. A gold fix occurs when the The London Gold Market Fixing Ltd. - I've noticed that when I accelerate at half throttle or more from a dead stop, my driveshaft would make a clunking noise. I also faced difficulty in shifting gears because of. I installed the caps one at a time and installing the snap ring once the cap is past the groove. Make sure you have a new U-joint on hand in case you need it. After I grease the slip yoke 85% of the symptoms go away, but the braking feel at coast is still present. Look under your truck and start poking around its driveshaft while listening for abnormal noises. Jun 11, 2009 · might have to try this. Bitcoin traded at $27,600, slipping below the $28,000 level as investors reacted to the Federal Reserve's interest rate hike of 0 Sheraz Ahmed, Managing Partner at STORM Partn. 2004 - 2008 Ford F150 - Greasing the slip-yoke - I had my 2 piece driveshaft replaced under warranty in 2010. Does the yoke have grease fittings? 1. In this video we show you how to fix that annoying driveline bump all too common on the Ford F-150. It clunks when stopping and when accelerating from the stop. Call experts if you are experiencing a similar issue and want to fix Chevy Silverado clunking noise when accelerating.
The reason I grease the slip yoke is because of the infamous drive line clunk coming from the sli. Since I removed my zerk, not a single slip yoke clunk. If it's still there, the clunk is somewhere from transfer case forwards. F150 ford shaft drive slip yolk Drive shaft removal and slip yoke service ford f-150 2011-2014Driveshaft ford piece two 150 2009 bump repair. 1-2 quick strokes is enough. Jul 25, 2013 · Installing a grease fitting onto a 2002 GMC Sierra Drive Shaft Slip Yoke to allow for easy greasing of the slip yoke splines, and help reduce the infamous cl. Check the slip yoke in the driveshaft for play too. 2009 - 2014 Ford F150 - FYI: new TSB out for slip yoke clunk - I contacted my local ford dealer to inquire about this to see if info being repeated on here is out of date and there is indeed a NEW TSB covering non-raptors with one piece driveshafts that have the slip yoke clunk/bump It involves taking the driveshaft. canandaigua news today Don't use the Ford Teflon grease, it is too lightweight and they don't give you enough. The issue with the slip yoke is a knock/clunk when slowing down for a stop sign or red light slip yoke knock/clunk slip yoke knock/clunk. A nickel plated slip yoke was manufactured to take care of the clunking noise due to the original yoke sticking. I was having a vibration and slight clunking issue in my 2016 Ford F150, all it took as a bit of grease to fix it. 2021 F150 4wheel Drive. Apparently the prior owner used to tow things a lot, and we heard that greasing the slip yoke would solve the problem. Yoke driveshaft 1350 bronco broncograveyard Driveshaft slip yoke, rear 1350 series-broncograveyard. costco gas price today alhambra I understand the process for the repair but there are some questions that are still unclear to me. This is really annoying. I think you are describing two different things. 1599 posts · Joined 2007 Whenever I turn right there is a clunk clunk clunk clunk almost like a rubbing noise coming from the drivers side (front end) I did some searches and found out about the steering shaft issues but I didn't really see anyone who only had the problem while making a turn in one direction. Anyhow, the clunk only happens during the 2-3 upshift and only if <20% throttle, but does not happen from start Steps to diagnose rear end differential problems. This may be caused by the slip yoke not sliding smoothly on the transfer case output shaft. To diagnose this, remove your driveshaft and grease the inside/outside of the slip yoke and put it back together. bodyrub salt lake I took a video today of the clunking my truck was making and found it to be the slip yoke.  This is the cause of the loud clunk. Nike's iron grip on the sneaker market is visibly slipping. Any updates on this dreaded rearend Slip Yoke Thud/Clunk dilemma? I drive a 2015 Sierra 1500 with only 10k and of course, I am part of the Clunk Club along with some of you fine folks. Clunk when accelerating from a stop. Seems most people just pull the drive shaft off and regrease the splines on the slip yoke.
The slip yoke has splines on its inner diameter that mesh with. The "pack" of grease in the slip yoke is on the bottom end of the male part of the front shaft. Correspondingly, you may also hear about a slip yoke eliminator, which may be installed for several potential reasons in your Jeep. I don't really know where to start with this, but I wanna fix my clunk. As i i saw on many forums that's a common GM trouble that some solved (temporarely) by drilling a grease fitting into the yoke and packing grease in there every 2 week to keep it quiet. I recommend you deal with the clunking first. You don't want to keep greasing your yoke, the grease will degrade your fluid over time plus its a PITA to keep doing it. First, the cheapest is simply pulling your drive shaft out and greasing the splines inside your slip yoke. UPDATE: I've tryed to repair but no sucess, so i replaced the entire Transfer case for another one. Hey guys. Has anybody found a more permanent solution? New yoke maybe? Mine is a low mile truck so wear should. (M) reported on Thursday profits for the fourth quarter that decreased from last y. It always worked for me on vehicles that had that slip yoke clunk in the shop crankshaft123 GM also makes a similar lube for the same problem. Loose Drive Shaft and U-Bolts. lirr employee benefits I took a video today of the clunking my truck was making and found it to be the slip yoke. 488-1 Red Crown Lubricant. And it does wonders. Why do the regular cab trucks have a 2 piece drive shaft? I had the clunk issue and decided to re lube the slip yoke myself since I didn't want to "get in trouble" from the dealer over my Boss intake. When I go over a speed bump, I get the *CLUNK* noise from the back end. It's quiet now except when I shift from drive to reverse there is a metallic clank said the slip yoke at the trans. In lieu of that, you might try a product called Neo Lube. All you have to do is pull your slip yoke out and put a small rubber ball in before you re install the slip yoke and grease it with that nasty stuff from chevy. Yes, there should have been a zerk. I contacted my local ford dealer to inquire about this to see if info being repeated on here is out of date and there is indeed a NEW TSB covering non-raptors with one piece driveshafts that have the slip yoke clunk/bump. Often, the source of those noises is a failed power transfer unit. Advertisement Tough as it is, drywall can withstand only l. - I have a 2013 EB short bed that has an occasional driveline clunk. Learn how to fix both small and large holes in drywall. Yes, stiff shocks will reduce squat and inward motion of the yoke. Advertisement Tough as it is, drywall can withstand only l. The bulletin describes the problem of customers complaining on a clunk,bump or sqwak noise when coming to a stop or when accelerating from a stop and this will cause this. I used the Moog 353 u joint. I took to dealer and they said they can not replicate problem. But if I pull up to a stop sign and apply the brakes slowly and. Slip Yoke Catching when Stopping. The clunk occurs only on very warm to hot days. To prevent this, it's essential to keep the slip yoke properly lubricated. rule 34 bts Putting part of a rubber racket ball down into the yoke, thus providing somewhat of an insulated "cushion" so that when the yoke slips, you don't get as pronounce of a "clunk" Pull the drive shaft and re-lube the yoke. This causes a clunking sound. (RTTNews) - Retailers Best Buy Co (BBY) and Macy's, Inc. Is usually happens if I'm make a turn and the truck downshifts from 3rd or 4th down to second and then give it some gas coming out of the turn. Do you know your personal. your dealer should know. This is the best picture I could find from when I did it. The final/ultimate solution is a new yoke. I read about the slip yoke needing to be greased, so i did that today and the problem is still there. I recommend adding a zerk fitting and grease every oil change. - I've noticed that when I accelerate at half throttle or more from a dead stop, my driveshaft would make a clunking noise. The slip yoke transfers power from your Jeep's transfer case to the driveshaft, allowing it to slide in and out of the transfer case to accommodate the vehicle's suspension movements. I remembered the GMs had a similar clunk and it ended up being the slip yoke on the driveshaft binding on the tailshaft splines of the transfer case. 8l) - Slip Yoke Lubing - Hi Guys, Been a while since I have posted but here goes.