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Slip yoke clunk?
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Slip yoke clunk?
Still haven't found info on if it's possible to repair instead of getting a new driveshaft. I get an intermittent "clunk" when braking and sometimes when taking off from a stop. What works for me is to get the weight off the rear axle so the suspension is fully extended. 0 - have the infamous "clunk" when putting it into reverse. See our list of 9 political slips of the tongue by presidents and other leaders. ATTN: Service Manager and Parts Manager. It usually takes a good dozen or more pumps of some quality moly grease (type is specified in the manual) until the slip yoke just begins to move. The fix was as simple as they come, drop the rear drive shaft at the differential and apply some good lubricant to the splines on the transmission to drive shaft yoke engagement. When you stop, the force causes the rear axle to rotate forward. As far as your clunk is concerned. The remedy was to cut the clips that hold the rubber boot on, grease up the slip joint and replace the boot using zip ties to hold it in place. 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. TSB is titled 'Clunk or bump when starting from a stop' and is number TSB 05-26-10. the 2 differences between the u joints are the front one has 4 clips that lock in the u joint. Remove the rear drive shaft. Its a pretty lite blue Teflon grease. Something that may be happening is that daily driving the slip yoke will only move a small amount. I’ve had a driveline clunk for almost 10k miles that I couldn’t figure out. some put bouncing ball… 04. Genuine GM Fluid for drive shaft slip yoke is designed to be compatible with fluid transmission as both will get intermixed at the connection point. I've read about Integrated Wheels Ends- - which are responsible for switching the front axle between two-wheel drive and four-wheel drive, cleaning and greasing the Slip Yoke, and replacing & greasing the leaf spring isolator bushings. Toyota is not putting enough grease in the slip yoke part of the drive shaft assembly, In fact they are pretty bone dry from the factory. This allows the slip yoke to fully extend. Models: 1996-2000Cab & Chassis. I have done 3-4 for a buddy that works at a Chevy Dealer. This is really annoying. Ford or a lithium-based moly grease. There's up and down play when I move the drive shaft with my hand while in neutral. The issue with the slip yoke is a knock/clunk when slowing down for a stop sign or red light When in "D" and I pull up to a stop sign in a rather going fast manner and begin to apply the brakes to stop, I usually hear that thump/clunk. 2009 - 2014 Ford F150 General discussion on 2009 - 2014 Ford F150 truck. Some grease will come out. Slip joint in the drive shaft needs to be greased. 2015 - 2020 Ford F150 - Slip yoke clunk - Does anyone else have a loud clunk noise when beginning to move or when slowing down in a 2018 F150 with a 10 speed transmission? Mine is lifted 6” with rear tapered blocks but did this occasionally before the truck was even lifted. TLDR get a new slip yoke [emoji13]. I had the service done this morning. For the post that did a replacement - did you *grease* it good when you put the new one in? Rage! Rage against the dying of the Jeep7/NP242 01 WJ Laredo 4 Save Share wjjeep19 Discussion starter 2025 posts. Either way it's not considered a part failure. Video showing clunk below. UPDATE: I've tryed to repair but no sucess, so i replaced the entire Transfer case for another one. Noise: Cyclic vibration that. According to a certain Ford tech who has a youtube channel this is a common issue on both one amd two piece units and recommends greasing the spline whether they are between the two shafts or on the output. The local driveline shop that recommended the replacement told me the slip-yoke splines are nickel plated, and when it wears off they get grabby. any info much appreciated This thread is archived New comments cannot be posted and votes cannot be cast comment sorted by Best Top New Controversial Q&A AutoModerator •. Paving a driveway has lots of advantages. Sponsored by: Slip yoke clunk Thread Tools Search this Thread 10-04-2012, 07:20 PM #21 Deerhunter4. You just want to smooth the corner off. I have 260,000 on the truck so I believe my problem is the carrier (original) and slop in the splines. Oddest part is under 75F outside it doesn't happen at all. Useful in eliminating squeaks between plastic parts. Slip yoke wont do that clunk it is such a tight mesh how the splines are cut and if you pull it apart you better make sure you put it together within like one spline of ear to ear or it will shake horrible from being out of balance. Unfortunately, after the installation, the clunk was still there. 2009 - 2014 F150 - Clunk when accelerating from stop - 2011 F150, 6 When accelerating from a stop I get a clunk noise in the drive train. TSB 14-0090 CLICK/SNAP NOISE ON INITIAL ACCELERATION FROM A STOP. Grease is applied to slip yoke in middle of the 2 shafts. Whether you’re an avid boater or a casual weekend sailor, having a convenient and suitable locat. Check the u-joints for. It is easily reproducible on speed bumps, which I've provided some footage below. Every post I've read/watched, it was basically concluded to be a temporary fix Comments of driveline clunk are almost never the result of one individual component with excessive lash, but rather the result of the added affect of. I'm not a firm believer that it's the slip yoke. Cause: This condition may be caused by a slip/stick condition between the rear propshaft slip yoke and the transfer case rear output shaft splines. i have what i believe is a slip yoke problem. I have a 2007 escalade awd. They have already replaced the drive shaft. Now bare in mind my baby has done 176k miles and still going strong. The projects are ideal for gifts, home decor and warm clothing. The long term fix is a new yoke. This is a well known issue on the F150's. The slip yoke allows driveshaft to slide rearwards. To prevent this very gross situation fro. Genuine GM Fluid for drive shaft slip yoke is designed to be compatible with fluid transmission as both will get intermixed at the connection point. I checked the ujoints and they were good also. Without lubrication, the driveshaft sticks in the yoke. So this might end up sounding like more of a rant, because it is. Slip yoke ford f150 econoline damper oem rubber duty superFord f-150 driveline slip bump: two piece driveshaft kit fix! Driveshaft cabYoke f150 4x4 shaft 4l 2004. Fixes Drive Line shift. I have the problem both on final stop when braking and on first acceleration from a stop. It clunks when stopping and when accelerating from the stop. Noise: Steady vibration that increases with speed Cause: Worn U-joint or out-of-balance driveshaft. See full list on bryansgarage. Every rear wheel drive car has some lash. The clunk usually comes from your slip yoke. TSB Number: AS-21712 NHTSA Number: 10039076 TSB Date: February 1, 2011 Date Added to File: July 8, 2011 Failing Component: Power Train:Driveline:Driveshaft Summary: Ford: 2011. Noticed a bit of metal shavings on the splines of the transfer case. Trying to detect terrible clunk noise. A deposit slip is important for both the depositor and the financial institution in which the funds are deposited. One would think u-joints, but mine appear tight. A car making a clunking noise could have one or more of a number of problems, including problems with the transmission, exhaust system or wheel bearings. Cause: This condition may be caused by a slip/stick condition between the rear propshaft slip yoke and the transfer case rear output shaft splines. The front of your driveshaft has a slip yoke that slides in and out when the rear suspension compresses or rebounds. The grease would be pushed forward and essentially start to build up. When you stop, the force causes the rear axle to rotate forward. Slip yoke same as alot of guys here,come to a stop clunk,take off clunk. There's a bit of play in the slip-yoke. The rear end torques up and the slip yoke gets stuck and makes a honking kind of noise. dodge srt for sale near me Whether you’re an avid boater or a casual weekend sailor, having a convenient and suitable locat. Verified purchase: Yes | Condition: New. ATF causing it? - I've been having a driveshaft slip yoke clunk on initially take off for about 6 months now on my 2005 F150 with the one peice driveshaft. This part is sticking and that is the clunk you are feeling. 2017+ Super Duty - 2017 Super Duty Driveline Clunk - Curious if anyone else is experiencing a clunk in the driveline when hitting the accelerator after coasting a short distance?. But if you really think about it, when the yoke is pushed into the tailshaft more, more of the splines are in contact with the tailshaft splines, which I think would mean more suface area to grip onto and less likely to clunk. It does it mostly while easing off the throttle or just giving enough. I have the problem both on final stop when braking and on first acceleration from a stop. I just did the new Mopar service bulletin driveshaft clunk repair on my truck and tried to make a decent video showing the process. Then I noticed that the slip yoke was also moving up and down and I could feel slack. Slip joint clunk. This can cause the slip yoke to get stuck and then “jump” to the correct location which can create a clunking noise. Thought it was the U-joints but them seem tight. It's perfectly safe to drive in 4 hi without the rear shaft in. If you are experiencing the thud/clunk from your truck when you stop or take off, take heart that its not the transmission. It is the slip yoke. Discussion in '2nd Gen. spell words using letters How to take the driveshaft off and apart on the GX470 to get rid of the notorious clunk at stops wwwcom for inventory crutchfootball@yahoo I thought this was initially a problem - or a need to grease the slip yoke in my 2005 F150 FX4, (130,000 miles), but have done so using basic red grease twice with no change in performance. Common on GM, Chevrolet Trucks and on all vehicles with Slip Yoke on Drive Shaft. Simply undo/remove the BIG clamp, pull the boot back and smear some grease on the splices where the front yoke slides into the back The HARDEST part of this is getting the crimp clamp back together. Without lubrication, the driveshaft sticks in the yoke. If you are experiencing the thud/clunk from your truck when you stop or take off, take heart that its not the transmission. It is the slip yoke. your dealer should know. I've had to drop the drive shaft twice now to re grease the slip yoke to stop the "clunk" that so many Chevy owners have had trouble with 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 clunk. The hardened plated one is like $400, though. You may have to repeat this every 20, 000 miles or so. Joined: Aug 12, 2017 Member: #226679 Messages: 98 Gender: Male IF the clunk/bump is caused by the slip yoke the proper grease to try is Motorcraft PTFE Lubricant, Ford part number D2AZ-19590-A (16 oz) or Motorcraft number XG-8 (3 oz). 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. Are you tired of manually creating salary slips for your employees every month? Do you want a more efficient and professional way to manage this task? Look no further than Excel When it comes to comfortable and convenient footwear, slip-ons have become increasingly popular among consumers. 11:37 AM 1999 to 2016 Super Duty - Lube your driveshaft slip yoke. So figured I’d give my experience. Reactions: Frkndave Like. Very well could be the slip yoke. caresully align the index marks made on the shaft, boot and yoke so that the u-joints are in phase. NOTE INDEX (MARK) THE DRIVESHAFT YOKE TO AXLE FLANGE FOR REASSEMBLY Lubricate the slip yoke with 7-13 grams (046 oz. It was buttery smooth for the first 8k. craigslist free appliance pickup I get an intermittent "clunk" when braking and sometimes when taking off from a stop. Simply undo/remove the BIG clamp, pull the boot back and smear some grease on the splices where the front yoke slides into the back The HARDEST part of this is getting the crimp clamp back together. 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 went on a random drive on a cold-ish day the other day and experienced some abnormal clunking, exactly like the clunk you hear when the slip yoke is bone dry and binding up in the transmission, which I'm very familiar with on past trucks. Fix that "CLUNK" every time you start and stop! Check out fordtechmakaluko on youtube to see how this can help your F150 if you've got the "slip yoke clunk" like I did. Common on GM, Chevrolet Trucks and on all vehicles with Slip Yoke on Drive Shaft. I have greased my slip yoke and it works for about 3 days so I know that is the problem. Seems most people just pull the drive shaft off and regrease the splines on the slip yoke. Braking to a complete stop can force the propshaft slip yoke forward into the transfer case while the vehicle rebounds slightly backward after stopping its momentum. Every rear wheel drive car has some lash. I bought a used well-maintained 2011 Super Crew Only thing overlooked by previous owners was a driveline clunk - they just lived with it I've read on different sites where guys speak about possible causes. The fix is to install the new nickel plated slip yoke. Needlework projects using crochet techniques make a great hobby.
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The problem is the slip yoke on the drive shaft has too little grease in it. The fix is to install the new nickel plated slip yoke. The click/clunk was still there. You want something that is both comfortable and stylish. Clean and grease the splines on the back of the Transmission shown here. When initially putting it in 'Drive' and slowly starting out on a slight downward grade, when the transmission shifts from 1st to 2nd, a loud 'clunk' sound comes from the rear end. Designing a blank permission slip may seem like a simple task, but it is essential to get it right to ensure smooth communication between parents and schools. 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. when accelerating from a stop. 2021+ Ford F150 - Slip Yoke Clunk - Anyone have this in the 2021 and up0 is making a lound clunk when shifting into reverse that sounds exactly like the issue from the 2011 to 2014 model years. Bullnose enthusiasts forum Check Details. 2021+ F150 - Clunk on takeoff - I just had my 21 in for warranty work and recalls They took apart the driveshaft and lubed the slip yoke and the clunk seems to be resolved The following users liked this post: Split rims Related Topics Thread Starter Replies A Note of Thanks. The final/ultimate solution is a new yoke. ventra grand rapids 29 I purchased the truck when it was warmer and now that the temperature has dropped back down, the transmission has developed a weird clunk. Tried rolling around till the trans temp was 186 degrees. 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. As such, I purchased a new nickel plated slip yoke and two new universal joints for that drive shaft, and I had them installed by my local mechanic. A bit of grease would eliminate the clunk for a while. The solution is to grease the shaft. Slip yoke issues can cause vibrations, clunking noises, and drivetrain damage. Creating salary slips is an essential task for businesses of all sizes. Without lubrication, the driveshaft sticks in the yoke. Ford or a lithium-based moly grease. It was good for two thousand more miles and it started clunking away again. When you stop, the force causes the rear axle to rotate forward. Sep 23, 2017 at 1:19 PM #2 #2. Cause A slip/stick condition between the transfer case output shaft and the driveshaft slip yoke may cause this condition. Designing a blank permission slip may seem like a simple task, but it is essential to get it right to ensure smooth communication between parents and schools. The following users liked this post: [F2C]MaDMaXX (04-24-2021) 04-21-2021, 02:32 PM #3 BareBonesXL Join Date: Nov 2017. It involves taking the driveshaft off, regreasing it. By Tomorrow's Technician Staff Tomorrow's Tech (TT) delivers technical information for servicing today's vehicles to more than 40,000 automotive students enrolled in more than 1,100 technical and vocational schools across the country. the broken ring this marriage will fail anyway novelupdates When you stop, the force causes the rear axle to rotate forward. -----FORD: 1998-2004 F-150 ISSUE: Some 1998-2004 F-150 4X4 vehicles with a one piece drive shaft may exhibit a clunking or grunting noise and/or a shudder sensation from the driveline That repair usually takes care of a clunk from take-off from a dead top. Every post I've read/watched, it was basically concluded to be … What Causes Slip Yoke Clunk? The slip yoke uses splines to hold itself in place with the rest of the driveshaft, and if you hear a slip yoke clunk, it could be … A bad slip yoke usually causes loud clunk noises, but there are also other potential factors leading to this noise that the users should not skip. So you remove the u-joint straps at the differential and pull the rear section of the driveshaft out; clean it thoroughly; apply the grease liberally; and replace the shaft and the u-joint straps. This fixes 90% of the trucks and if this clunk continued they would install the nickel plated slip yoke! He said this was common knowledge and any service manager should know this basic info. problem solved, no more clunking!! 2005 F250 6 Push the slip yoke boot as far as it will travel on the stub shaft. Received 4 Likes on 2 Posts I know there are other threads with this issue but I'm not sure all the "Clunking" noises people are describing are the same. Even with the third driveshaft, it was only so long before the. Very curious to see if this stuff will last any longer than the blue teflon grease. 2015 - 2020 Ford F150 - Slip yoke clunk - Does anyone else have a loud clunk noise when beginning to move or when slowing down in a 2018 F150 with a 10 speed transmission? Mine is lifted 6” with rear tapered blocks but did this occasionally before the truck was even lifted. For use with driveshaft slip yokes; especially where grunt-type noise is experienced. And the splines on the female part of the slip yoke is too sharp The clunking noise I complained about years ago would come and go over the years. busted smith county I would prefer to just add some grease first before throwing money at a new slip yolk but I have seen multiple people state that greasing the slip yolk will contaminate the ATF and might mess up the. Or you could have the infamous slip yoke clunk, but that usually only happens on take-offs. Lubricate the slip yoke spline with grease, P/N 19257121 (in Canada, 19257122), using a brush or swab to completely cover the entire spline with a light coating of grease. I've read that the fix for this clunk might be greasing down the splines in the slip yoke. I will see if it helps with the clunk. Guys i have a 06 Chevy 2500HD Duramax with Automatic Allison. As brake pads wear down, they lose their ability to absorb and cushion the impact A dry slip yoke can cause clunking noises when slowing down. I know there is a TSB 12-7-13. Be the first to comment The service bulletin for drive line clunk instructs mechanics to lubricate the slip yoke in order to stop the noise, but if the noise persists, the entire driveshaft must be replaced with a new unit, in which case you may want to contact a certified technician, such as one from YourMechanic 2008 Dorman Slip Yokes. Fix that "CLUNK" every time you start and stop! Check out fordtechmakaluko on youtube to see how this can help your F150 if you've got the "slip yoke clunk" like I did. Video showing clunk below. In this article, we will explore the best boat slip rental options near you Vans slip-on shoes have been around for decades, and they’re not going anywhere anytime soon. This is the slip yoke, which slides back and forth or to n' fro, keeps the peace between your transmission and driveshaft Step 4 - But waitI still hear the clunk! Nine times out of ten it's your slip yoke, but one guy on YouTube found it wasn't that at all! There's a skid plate beneath your transmission's transfer case My opinion is you arent going to get rid of the clunk, do a good hands on inspection of all the driveshafts and if you cant find a noticeably sloppy U-joint or a yoke than you have to learn to use the pedal effectively to prevent the driveline from doing it. It's the slip yoke behind the center bearing binding up when you come to a stop and start driving. Rear axles come in two flavors, "open" and "limited-slip. It is caused by the driveshaft slipping in and out of the slip yoke at the end of the transmission. Why is this such an issue on these trucks? Time to make another appointment to have it greased up again I guess. Share Add a Comment. 1652 posts · Joined 2013 I have an 08 Silverado that occasionally has the slip yoke/driveline clunk.
The drive shaft uses a slip yoke on the transfer case end and a fla. 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. Some applications put a slip yoke in the middle of the driveshaft, and some put the slip yoke at the point where the driveshaft and transmission/t-case meet. Please see Bulletin # 09-04-17-002C for. I'm taking it back to a different dealer next week to see what they say. amc imax seats Yes, there are two yokes. That seems like a good idea while you are there Jul 19, 2017 #12 OP ogdobber FRF Addict. Nike's iron grip on the sneaker market is visibly slipping. I have a video of it. While it's out, the slip yoke is getting greased up. I had thought that the cause of the clunk was the drive shaft slip yoke, as suggested by members of this Forum. Replacing the yoke was the correct solution. If you are a boat owner, you understand the importance of finding a safe and secure place to dock your watercraft. why has google changed today 2023 I was finally able to use my daughter's GoPro and a magnetic mount and it seems to be from the slip yoke. Assure the yoke is free of rust or other foreign material. It allows the driveshaft to move a little and you can especially here it when stopping and going. If you have play in the joints you will need to replace the joint itself. weather underground key west The only solution is to replace the yoke. I wanted to start a new a new discussion concerning the slip yoke issue on the 3rd Gen Tacomas because of some things I have noticed. Check the history on this vehicle. By Tomorrow's Technician Staff Tomorrow’s Tech (TT) delivers technical information for servicing today’s vehicles to more than 40,000 automotive students enrolled in more than 1,100 technical and vocational schools across the country. to fix the clunk in the drivetrain from a dead stop (chirp, clunk, bump) pull the driveshaft and stuff a raquetball in the yoke and reinstall driveshaft. Be sure to index mark the driveshaft during removal to maintain alignment during reinstallation Lubricate the slip yoke with correct amount of lubricant Re-index and reinstall the driveshaft. I have an 04 Silverado 5 Bought it with 60,000 miles on it and it has had the notorious slip yolk clunk since I've had it.
You can do it yourself but it would sometimes require replacing the boot and clamp. By Tomorrow's Technician Staff Tomorrow’s Tech (TT) delivers technical information for servicing today’s vehicles to more than 40,000 automotive students enrolled in more than 1,100 technical and vocational schools across the country. I ordered a new slip yoke from GM, the new version with nickel plating. The remedy was to cut the clips that hold the rubber boot on, grease up the slip joint and replace the boot using zip ties to hold it in place. so now i will have to take back. Probably chronic Chevy slip yoke slop '13 SLE 4x4 ExtCab 542 G80 Z82 Z60 25,850 miles. Ford part numbers for these updated drive shafts and slip yokes should be the following: 133 inch wheelbase: BL3V-4602-AC, quoted $510 cdn. I've had to drop the drive shaft twice now to re grease the slip yoke to stop the "clunk" that so many Chevy owners have had trouble with 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 clunk. generaously apply grease to the splines. 2000 ECSB 2wd Silvy, 4. Received 4 Likes on 2 Posts I know there are other threads with this issue but I'm not sure all the "Clunking" noises people are describing are the same. Clunk, Bump or Squawk when Vehicle Comes to Complete Stop or Accelerating from Complete Stop (Replace Rear Drive Shaft Nickel-Plated Slip Yoke) (Corporate Bulletin Number 01-04-17-004B) Clunk Noise at Stop or From Launch (Clean/Lubricate Rear Propshaft Slip Yoke Splines) (Corporate Bulletin Number 09-04-21-003D) Packing it with grease will help, but eventually the slip yoke clunk will come back. problem solved, no more clunking!! 2005 F250 6 Push the slip yoke boot as far as it will travel on the stub shaft. Lower the vehicle back down and your good to go. After each greasing the clunk stops for about a week Maintenance Shop - Slip yoke clunk - i know there have been many posts on the drive shaft slip yoke greasing. Vehicles with 2X4 have a 2 piece driveshaft, and it is the middle slip yoke at the carrier bearing that causes the "Clunk". Tail shaft does seem to have excessive play but most of the trucks he has serviced has the same play. Seems like the play is in the front yoke. The only solution is to replace the yoke. so now i will have to take back. boot barn pay rate Slip yoke issues can cause vibrations, clunking noises, and drivetrain damage. If you often find yourself reaching. Demonstrate how to install a u-joint and go through slip yoke seal vari. 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. One tool that has beco. Measure the play in the slip yoke. 4 posts · Joined 2021 So I've recently noticed that my truck intermittently has a clunk only at full stops though. Some grease will come out. A "Pinion Yoke" is used to hold in the rear u joint and requires a different u joint then the one coming off the transmission. If you often find yourself reaching. Average failure mileage is 24,600 miles VA and the mechanic said that it was the slip yoke out of the transmission. 1. Chock the wheels or set the parking brake before removing the driveshaft. Verify the condition Remove the driveshaft. You may have to repeat this every 20, 000 miles or so. That seems like a good idea while you are there Jul 19, 2017 #12 OP ogdobber FRF Addict. If I very gently ease into the throttle, I can take off quietly, but it's a pain to have to feather the throttle all the time just to take off quietly. After reading many threads on the mysterious "rear end clunk" I opted for the "slip yoke" diagnosis and treatment. por nhubb 2009 - 2014 Ford F150 General discussion on 2009 - 2014 Ford F150 truck. Only thing I've come across is lubing the slip yoke splines, or replacing the propellor shaft slip yoke. Pull the driveshaft and lube the slip yoke splines with trans-jell or some other light lubricant. The rear one has 2 C clamps and 2 clips and the C clamps are used for the 2 noticeably larger caps. The issue with the slip yoke is a knock/clunk when slowing down for a stop sign or red light When in "D" and I pull up to a stop sign in a rather going fast manner and begin to apply the brakes to stop, I usually hear that thump/clunk. This fixes 90% of the trucks and if this clunk continued they would install the nickel plated slip yoke! He said this was common knowledge and any service manager should know this basic info. The clunk occurred even with not having a 2” rear lift, but at stock height. In the interim, lubricate the driveshaft slip yoke at the transfer case using Motorcraft PTFE lubricant. And the splines on the female part of the slip yoke is too sharp The clunking noise I complained about years ago would come and go over the years. Clunk, Bump or Squawk when Vehicle Comes to Complete Stop or Accelerating from Complete Stop (Replace Rear Drive Shaft Nickel-Plated Slip Yoke) (Corporate Bulletin Number 01-04-17-004B) Clunk Noise at Stop or From Launch (Clean/Lubricate Rear Propshaft Slip Yoke Splines) (Corporate Bulletin Number 09-04-21-003D) Packing it with grease will help, but eventually the slip yoke clunk will come back. Don't want to beat a dead horse, this has been discussed quite a bit about getting the new GM nickel plated slip yoke to remedy the driveline clunk in our Silverados. The actual problem, or what I have researched is that, under acceleration, the axle rotates. ive heard even with the nickel plated slip yoke, that people still have problems with the clinking. When i am completely stopped and take off pretty aggressively there is a clunk feel and noise.