Transfer Case Clunk

The transfer case shouldn't clunk in 2wd, at least not caused by the chain as it's a straight through power transfer to the rear driveshaft. This could start wearing your other, more valuable components such as Transfer box and gearbox. #3 · Nov 27, 2007. Your transmission is necessary in order for your car to operate correctly, and if you start to hear it make a clunking noise, you have good reason to become concerned. Magna Powertrain designed and produced the 3023 and 3010 transfer cases. I have a 2004 f-250 super duty and I am hearing a clunk noise coming from the rear end. I have just changed the fluid and there were some metal shavings in it, but nothing crazy. Our 1975 Chevy Blazer had developed a clunk from the rear end when putting it in gear. when i go up a steep incline in 4 wheel drive, a loud nocking/clicking sound comes from the transfer case. Happens more often when under pressure (Pulling Hills, Accelerating) also when cornering. The other clunking happens when it's in 4 wheel, under stress and sharp turns. It's that simple. gearbox/transfer case "clunk" Jump to Latest Follow 1 - 11 of 11 Posts. For context: 2000 Jeep Cherokee XJ Sport. this can cause your clunk sound in your tranny. #3 · Nov 10, 2011. Low Range Reduction Ratio: 2. The truck has developed a rather loud clunk noise. Polish-off any accumulated dreck from the exposed end of the slip yoke. grease only seems to last a week or 2 for me before it's clunking again. The following parts are always replaced: bearings, seals, fork pads, viscous (when the unit has them) and chains. The transfer case output shaft seal is located on the transfer case of four-wheel drive cars, trucks, and SUVs. clunk transfer case Apr 8, 2020 #1 W. The most recently reported issues are listed below. Transmission or transfer case noise after warmed upAny thoughts guys?Like comment and subscribe to help me fix this issue. Joined Sep 29, 2016. Finally decide it had to be the transfer case. I've been hearing this terrible clunking noise when switching from park to reverse, reverse to drive, drive to park, and honestly any switching of PRND. Any wear whatsoever throws your tolerances off upstream. If there is any slack the output bearing has failed. We’ll cover these all right here. this is an old GM truck issue. 1997 - 2003 Ford F150 - clunking noise - I have a F150, 4x4, automatic, with about 150k miles, 5. It is a really nice rig but when taking off it makes a loud clunking/clicking noise. 5 turns loose on passenger side. The transfer case shouldn't clunk in 2wd, at least not caused by the chain as it's a straight through power transfer to the rear driveshaft. If I am coasting up to a stop light and the light turns green the transmission will often clunk when I accelerate. The most recently reported issues are listed below. Make sure that all the components used in the wiring and switch are rated for at least 10A to be safe. When I removed the bolt and support bracket from the transfer case, the metal core literally fell out of the bushing! At least worth checking to see what condition it. 7 liter Ram 2500 4x4 Big Horn. It took a FCA engineer to come to my dealership to figure it all out. this can cause your clunk sound in your tranny. Discussion Starter · #1 · Apr 21, 2012 (Edited. Everything works fine in terms of 4wd. When lurching forward, or reverse for that matter, then engaging the clutch there is a metal to metal clunk. wildcatgoal Full Access Member. Usually when turning the wheels to the right and when the body was flexing. While excelerating from a dead stop (in 4Hi), I heard this awful sound coming from my transfer case. It's fine if I put it in 4h or am on the highway. When I click into 4WD High, I feel and hear a banging sound about every 30 seconds or so while driving, once I shift out of 4WD High and back into 2WD, I hear 1 more loud bang and then it's smooth sailing. The transfer case shouldn't clunk in 2wd, at least not caused by the chain as it's a straight through power transfer to the rear driveshaft. We found the transfer case overfull, and the trans low on fluid. Took it to the dealership last week, and they are ordering a replacement transfer case. It's fine if I put it in 4h or am on the highway. The mechanic then recommended changing the Transfer Case Actuator, after replacing it the car did begin to drive better (no grinding/clunking noise) however the 3 lights stayed on even when mechanic tried to reset! 2 hours later and the clunking noise has returned when reversing/turning into corners. Or maybe a transfer case goes bad. This is caused by the gears inside the transmission case as they engage to lock the front and rear driveshafts. The sound seems to come either from the transfer case or the transmission. what used to be 1 one thousandth of an inch is multiplied now with the wear on the u joints. The loud clunking sound can also emanate from your transmission when you engage 4-wheel drive on the fly over a certain speed. Transfer case Slop/Clunk:Short video to show transfer case slop of my Hummer H3. Usually when turning the wheels to the right and when the body was flexing. But even more alarming, it would sound a few sometimes loud clunk sounds (2-3) every time I released the clutch and I could clearly indicate that it comes from the transfer case area. Aug 25, 2018 #2 P. I could even feel it with my feet slightly. Jeep Wranglers are equipped with 4x Universal Joints. I think it is the Dana 53 rear end. If the transaxle has become warped or damaged, it too could be pushing the gears and clutch plate off-center in the transfer case and causing clunks. We found the transfer case overfull, and the trans low on fluid. 87 Transfer case Clunk noise. As if a little slack was tightening up at each connection in the drivetrain. If you suffer this problem, you probably know what we’re talking about. However, there is also a dull, clunk-clunk as the truck drives along under power. Obviously, my 4 wheel drive is out. If the clunk occurs while in 4H, there are damaged gears that are not teething properly. My Jeep is AWD and you would never even notice anything was wrong. when i go up a steep incline in 4 wheel drive, a loud nocking/clicking sound comes from the transfer case. And I grabbed the driveshaft and it has slack in it but the u-joints looked tight? And also when I let off the gas about 3 outta 6 times it makes a loud grinding noise & at low speeds there is a clunk clunk clunk (not that loud). When do I need to replace my transfer case? If noise still occurs while in 2H, the transfer’s clutch plate or the center axle might be warped. Joined Dec 30, 2011 · 247 Posts. you have a eaton locking rear diff. it will switch back to 2wd normally. Hi Jack, I have had the same problem in 1993 80 series. #3 · Nov 10, 2011. Unusual Grinding Sounds. wildcatgoal Full Access Member. You can check the front output shaft for play, but generally if those are the issue it's grinding, off balance, and pretty obvious. You can let go of the rotary knob, and it will return the 4LO position. The transfer case is a part of your vehicle's drivetrain, as is the transmission—and they both have their respective functions. 5 Chevy 3500 single rear wheels. The transmission has developed a bad "clunk" when accelerating from rolling start. The transfer case is a vital part of any four-wheel drive system. If the clunk occurs while in 4H, there are damaged gears that are not teething properly and the transfer case must be replaced. Jeep Wranglers are equipped with 4x Universal Joints. I feel rather strongly about it because a few years back on my 2003 Sierra, this little driveshaft clunk issue cost me $1700. The output shaft seal doesn't just keep fluid inside of your transfer case - it also acts as a seal for the sounds produced by the moving gears inside the transfer case. all l did was pull all the pull everything off the top eg gear knobs , rubber boots, then you can get to the shifter very easy. Atlas transfer case clunking. Well, for starters I had the dreaded front differential bushings clunking since around 40k miles. With one front wheel off the ground grab the U-joint at the transfer case and push pull and twist it. Ranges selected via floor mounted shift lever. It has U joints done, drive shaft rebuilt and rear differential all checked by. CHEVY/GM BW-4470 BORG WARNER TRANSFER CASE. Power for the TCCC is fed via a brown wire, hence the familiar name. In some instances, a clunk sound may be heard during a coast-down. 0 - Loud Clunk Sound When In 4WD High, HELP?? I have a 2000 4. Also note that the 2HI led has gone off. I believe they call it a "Rear Drive Module" instead of a "Differential" because it is an All Wheel Drive and may or not be powering the rear wheels based on road conditions. There may not be any play in the U's, but they need to be replaced. Then when i shift into reverse and back down the incline it makes that sound too. a ton? ha, just a bit. wildcatgoal Full Access Member. I seem to only get the clunk when the suspension travels. When I click into 4WD High, I feel and hear a banging sound about every 30 seconds or so while driving, once I shift out of 4WD High and back into 2WD, I hear 1 more loud bang and then it's smooth sailing. It has splines inside of it that slip over the splines of the transfer case's output shaft. horheyortega · Registered. Finally decide it had to be the transfer case. What model transfer. Two are located on the front axle shaft. Engage the parking brake and turn the vehicle off before inspecting the undercarriage. This is essentially a transfer case that powers the AWD when tire slippage is detected. The u-joints are pretty stout. With my friends foot firmly on the brake, he shifted both in and out of reverse as I lay under the case. The transfer case and front differential are good on oil level. Now there is rear end slop too but it appears to be the normal amount. Hi Jack, I have had the same problem in 1993 80 series. If the transaxle has become warped or damaged, it too could be pushing the gears and clutch plate off-center in the transfer case and causing clunks. I've spent a lot of time under the truck trying to find something loose or binding but everything is tight and looks good. It's a very metallic. See the photos. C140F - Transfer case range position sensor erratic performance C1405 - Transfer case range position sensor circuit high I cleared the codes then switched to 4WL and drove around the block. this is an old GM truck issue. They replaced the transfer case on the truck @ the Toyota dealer before I bought the truck. BMWs engines are relatively quiet, but the noises you do hear should be consistent. (assumes the parking brake is off) Click to expand Parking brake not applied, when all the wheels are engaged or rolls a few feet then disengages, when in the air all the wheels engage briefly, then a clunk, then the front wheels spin "without" issue. Thanks for your time Rod. 0 - Loud Clunk Sound When In 4WD High, HELP?? I have a 2000 4. I just purchased a 69 bronco. Discussion Starter · #1 · Feb 20, 2011. Also a sort of rub/grind sort of noise in 4WD. Torque Transmittal Mode: Constant mesh gearbox with layshaft gear arrangement. Magna Powertrain designed and produced the 3023 and 3010 transfer cases. Emissions compliant. The transfer case and front differential are good on oil level. 104,000 miles. I also hear it when in 4th or 5th doing about 50-60, letting off the gas and then getting back on it tho its not as pronounced. The rear U-joint connects directly to the rear differential and the front end of that same driveshaft is connected directly to the transfer case. The u-joint is a component in the middle of your truck's drive shaft that allows the drive shaft to flex or rotate, which is based on rough pavement or suspension movement. pull off the front drive shaft and drive it around to rule out the front shaft. Then when i shift into reverse and back down the incline it makes that sound too. Thanks for your time Rod. I've laid under the truck while my brother pushes down on the rear bumper repeatedly and it seems that the rear driveshaft slides in and out of the transfer case about 1/8 inch (normal?) and I can hear a slight clunk coming from the transfer case. I think it is the Dana 53 rear end. NP203 transfer case (clunking, rattling) and would like some advice from someone with experience. The misalignment could cause the transfer case shift collar to. Condition/Concern: Oil pump wear clip P/N 12470559 is broken or out of position. I am guessing this clunking is the slack or something broken in the transfer case. Worn suspension bushes. Transfer case clunk 2000 chevy silverado 1500 4x4 One thing to check, which is often the culprit in these situations is the U-joints. not sure thats where the vibration was coming from mainly just wanted to know if that play and clunk is normal when the driveshaft is pulled on, is there somethng in there with a little play in it. 7L with 91K/3588hrs, 4. The resulting clunk does sound like it causes slack in the driveshaft which then translates to the transfer case or diff. Vacuum leaks and solenoids can simply prevent your truck from shifting from two to four-wheel drive. Well, for starters I had the dreaded front differential bushings clunking since around 40k miles. Also a sort of rub/grind sort of noise in 4WD. The rear U-joint connects directly to the rear differential and the front end of that same driveshaft is connected directly to the transfer case. 1 of 3 Go to page. Does it only do it when you have a full tank of fuel as mine does the same when the tank is full from the fuel hitting back and forward. When I click into 4WD High, I feel and hear a banging sound about every 30 seconds or so while driving, once I shift out of 4WD High and back into 2WD, I hear 1 more loud bang and then it's smooth sailing. If the clunk occurs while in 4H, there are damaged gears that are not teething properly and the transfer case must be replaced. If there is any slack the output bearing has failed. That clunking seems to have a steady rhythm. Discussion Starter · #1 · May 12, 2013. gearbox/transfer case "clunk" Jump to Latest Follow 1 - 11 of 11 Posts. MY o7 LR3 is having some kind of clunk noise, when I brake hard then accelerate hard. Joined Sep 5, 2008 · 10 Posts. Started getting a clunking noise when accelerating or turning sharply. The way I found the problem was my truck started smoking at highway speed, I mean bad. Hope you are sitting in a comfortable chair and are having a coffee since his is a bit f a long story lol. Transfer Case Noises. 2000 Ranger 4. I could even feel it with my feet slightly. Discussion Starter · #1 · Jul 19, 2020. While coasting (typically above 40mph), if I accelerate hard there is a very noticeable thump then the car accelerates as normal. Torque Transmittal Mode: Constant mesh gearbox with layshaft gear arrangement. I more recently developed a loud "pop" right at my left foot from the tire well. What a bummer. I spoke with a local specialist and he said front drive shaft/ transfer case. When I place the truck in drive and start to accelerate there will be one or two clunks or snaps. LugNut said: Transfer case appears to be toast. My 89 bronco had an overhauled C6 --but now when I select reverse there is a loud clunk and up on the rack it is coming from the front----What is the problem as it never was that loud clunk before, it always had just a very little sound. What model transfer. 7 liter Ram 2500 4x4 Big Horn. Joined May 25, 2017 · 2 Posts. I've searched in a lot of forums trying to find an answer for my scenario. Aug 11, 2014. We’ll cover these all right here. After about 10 seconds, you will hear the transfer case disengage, and the red LED will come on indicating it is now in NEUTRAL. The clunk gets faster with acceleration and is louder under torque. One of the most typical problems with a transfer case is failure to engage. 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!. Jump to Latest Follow 1 - 4 of 4 Posts. I have 111K miles on it, and have changed the transfer case fluid 4-5 times. Any wear whatsoever throws your tolerances off upstream. D&D Machine Transfer Case Doubler Install. all l did was pull it off and give it a good spray with CRC or WD-40 to give it a good clean, dry it out and then coat it in. Put it back together. Clunking transfer case. But we’re here to talk about the infamous Ford 4×4 CLUNK that happens when your 4×4 system engages at speed. Discussion Starter · #1 · May 25, 2017. 2,143 Posts. I have a 96 JGC with a 249 transfer case. The most recently reported issues are listed below. Like others, I've heard a clunk when in reverse and thought nothing of it. If there is any slack the output bearing has failed. Anyway, there have been several methods used to silence the clunk. While excelerating from a dead stop (in 4Hi), I heard this awful sound coming from my transfer case. I more recently developed a loud "pop" right at my left foot from the tire well. Fluid looked good nice and redish purple. When I removed the bolt and support bracket from the transfer case, the metal core literally fell out of the bushing! At least worth checking to see what condition it. 0L When I took my drive shaft off I noticed a lot of play Id say a 1/4" or better. The most recently reported issues are listed below. Vacuum leaks and solenoids can simply prevent your truck from shifting from two to four-wheel drive. 7L with 91K/3588hrs, 4. If the transfer case was removed and reinstalled to the transmission, a harsh downshift, noise, vibration or a clunk sound may occur during a coast-down event. Command Trac transfer case. 3L V8 Z71? 9 Answers. I hear it when I am backing up and then start to excellerate fwd. It only 'pops' when in four wheel drive. The transfer case and front differential are good on oil level. One of the most typical problems with a transfer case is failure to engage. Is this truck had any known issue with transmission / transfer case /diff mounts? Its difficult to see what moves at the undercarriage. Fixing A Driveshaft 'Clunk'. When a seal becomes damaged, these sounds often escape out, manifesting as an unusual grinding from underneath your vehicle. I put my emergency break on and had my wife put it in reverse and give it some throttle and I got under the truck and I heard it come from the rear end. The rear U-joint connects directly to the rear differential and the front end of that same driveshaft is connected directly to the transfer case. The Transfer Case Clutch draws approximately 5A of current. Leading me to believe since the only parts not moving would be the pinion to the transfer case, but sounds and feels way too bad to be a pinion bearing. Worn suspension bushes. At least in theory it sounds good. you have a eaton locking rear diff. 1 of 3 Go to page. years ago we with the OLD GM trucks did have a clunking noise when stopped at a stop sign or stop light then when the vehicle started to move it would clunk. I've a lot of work on Chevys, but the Tranny and transfere case are beyond my understanding. georgiaboy2500HD · Registered. Step 1 - Check your u-joints. First, it can simply stop working. Transfer case. When do I need to replace my transfer case? If noise still occurs while in 2H, the transfer’s clutch plate or the center axle might be warped. Since I've owned my XJ (bought it a year and a half ago at 91k, now at 117k), I've had a clunk emanating from the transfer case area. It sounds a little like a half shaft when they wear, but louder and seems to be in the center of the truck under it. I recently did this bushing, along with engine mounts, and other stuff. - A few possibilties have been presented but what most scenarios and symptoms point to is the driveshaft slip yoke, it's that long floppy neck that slips into the back of the transfer case. it feels like its coming out of 4wd at 40mph but I. 2002 s10 4x4 transfer case horrible clunking/noises. if it is the transfer case,it needs to have a gear replaced. Said the original was failed. Does it only do it when you have a full tank of fuel as mine does the same when the tank is full from the fuel hitting back and forward. 2009 - 2014 Ford F150 - Hard "CLUNK" BANG when engaging 4x4 - Hello I am hoping I can get some feed back on an issue which I have been since October 2013. #3 · Nov 27, 2007. , 3 position switch. It is a really nice rig but when taking off it makes a loud clunking/clicking noise. C140F - Transfer case range position sensor erratic performance C1405 - Transfer case range position sensor circuit high I cleared the codes then switched to 4WL and drove around the block. Sure enough, it was the transfer case. Aug 11, 2014. Joined Aug 18, 2017. I took it to a mechanic and they said its the transfer case, I guess the chain wore a hole in the case. I put my emergency break on and had my wife put it in reverse and give it some throttle and I got under the truck and I heard it come from the rear end. Hello, I have a 2010 RAM 1500 equipped with the NVG243 transfer case. Transmission/transfer case clunk. Polish-off any accumulated dreck from the exposed end of the slip yoke. It's a very metallic. That clunking seems to have a steady rhythm. Drove straight to my buddy's shop when it happened. Engage 4H, then listen for the clunk again. The drive shaft and all joints are new. So here it goes, my 04 has this clunking noise when you first accelerate. DannyVtCa · Registered. between 0 and about 10mph it will switch to and run normal in 4wd. Atlas transfer case clunking. 5 turns loose on passenger side. Discussion Starter · #1 · May 12, 2013. Our 1975 Chevy Blazer had developed a clunk from the rear end when putting it in gear. Clunk going from drive to reverse 2008 Grand Cherokee Laredo, WK, 129K miles NV140 transfer case, NAG1 transmission So I've been on a massive expedition hunting down every creek, groan, pop, and clunk. If you suffer this problem, you probably know what we’re talking about. Everything on this bronco is basically new. Jeep Wranglers are equipped with 4x Universal Joints. The transfer case shift motor is a small electric motor that moves parts within the transfer case itself to activate the various modes of the 4WD system. all l did was pull all the pull everything off the top eg gear knobs , rubber boots, then you can get to the shifter very easy. 0 Ext cab with 75k miles. Firstly, the transfer case cable is snapped so I could not test the transfer case and all the 4WD modes. The Transfer Case ls connected to the transmission while the Rear Drive Module is located it the rear and connects to the rear axles. It is, for all intents and purposes, a second transmission that allows the vehicle to shift between rear-wheel drive and four-wheel drive, or high and low gearing. Usually when turning the wheels to the right and when the body was flexing. Ranges selected via floor mounted shift lever. Much like the rest of my fellow GC owners. After checking them we discovered it was from the transfer case. I'm not sure if it's rear end, driveshaft, transfer case or. When do I need to replace my transfer case? If noise still occurs while in 2H, the transfer’s clutch plate or the center axle might be warped. This same issue happens in 4WD Low as. You can put the rear driveshaft back in the transfercase and turn it back and forth and it clunks loudly with probably 30 degrees of spin on the output shaft. I had bought a set of Mechanics Chassis Microphones so I could track down where the sound was coming from. It was a clunk, clunk, clunk sound that happened every time it seemed to rotate around to the same point. Like others, I've heard a clunk when in reverse and thought nothing of it. CHEVY/GM BW-4470 BORG WARNER TRANSFER CASE. Here is a writeup on how to fix it: Slip joint regreasing. Repair as needed. And it sounds like it is coming directly from the transfer case. If I turn the wheels lock to lock, it'll clunk and also at low speed (under 20mph) turns or small articulations. Everything on this bronco is basically new. Thought it was a CVS joint, so changed both out and also checked the front driveshaft (CVS type) and it was OK. I recently did this bushing, along with engine mounts, and other stuff. Hence the transfer case chain is not being moved by the transmission while in 2wd. not sure thats where the vibration was coming from mainly just wanted to know if that play and clunk is normal when the driveshaft is pulled on, is there somethng in there with a little play in it. The clunk gets faster with acceleration and is louder under torque. MY o7 LR3 is having some kind of clunk noise, when I brake hard then accelerate hard. Jump to Latest Follow Hey everyone! Enter your ride HERE to be a part of September's Ride of the Month Challenge! 1 - 16 of 16 Posts. Joined Sep 27, 2012 · 22 Posts. Drive Positions and Shift Controls: 2H, 4H, 4L and Neutral. 1,358 Posts. 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!. As long as you only see a RED "N" indicator, you have successfully disengaged the transfer case. Anyway, there have been several methods used to silence the clunk. Thursday, Jun 25, 2009 at 11:31. Leading me to believe since the only parts not moving would be the pinion to the transfer case, but sounds and feels way too bad to be a pinion bearing. Jeep Grand Cherokee AWD Transfer Case Problems. That's all my '88 K1500 needed. Took a video of my exploits under the vehicle and want your thoughts. The other clunking happens when it's in 4 wheel, under stress and sharp turns. Then when i shift into reverse and back down the incline it makes that sound too. So I have this friggin' annoying clunk going into gear, switching from D to R, etc. I recently did this bushing, along with engine mounts, and other stuff. if the noise goes away completely its most likely a bad shaft (about $80-120 to fix at a DS shop). If the clunk occurs while in 4H, there are damaged gears that are not teething properly and the transfer case must be replaced. This could start wearing your other, more valuable components such as Transfer box and gearbox. all l did was pull it off and give it a good spray with CRC or WD-40 to give it a good clean, dry it out and then coat it in. Hi Jack, I have had the same problem in 1993 80 series. grease only seems to last a week or 2 for me before it's clunking again. Changed the hubs, brakes are fine, with the front of the truck in the air, if i spin the tires (one goes in reverse) i hear no noise and it's smooth, no play either. The loud clunking sound can also emanate from your transmission when you engage 4-wheel drive on the fly over a certain speed. Discussion Starter · #1 · Nov 10, 2009. The transfer case is a box with gears in it, located right behind the transmission, which is right behind the engine, and transfers power to another drive shaft which points forward to the front axle, and another differential at the T between the front axle and the front drive shaft. Transfer case shift motor has a bad sensor in it. Bw4476/4479 Cadillac Srx, Sts 2009-04 Transfer Case Our Price: $1,040. #3 · Nov 10, 2011. When do I need to replace my transfer case? If noise still occurs while in 2H, the transfer’s clutch plate or the center axle might be warped. 87 Transfer case Clunk noise. One of the most typical problems with a transfer case is failure to engage. The most recently reported issues are listed below. not a posi traction diff. Equipped with New Venture Gear Transfer Cases RPO NP1, NP2, NP3, NP4, NP8 The following diagnosis might be helpful if the vehicle exhibits the symptom(s) described in this PI. 05-17-2007, 09:07 PM #9. 03' with 153k on it. Joined Sep 29, 2016. Joined Aug 18, 2017. 104,000 miles. It is, for all intents and purposes, a second transmission that allows the vehicle to shift between rear-wheel drive and four-wheel drive, or high and low gearing. Bw4479 Cadillac srx, sts 2009-08 Transfer Case. When I click into 4WD High, I feel and hear a banging sound about every 30 seconds or so while driving, once I shift out of 4WD High and back into 2WD, I hear 1 more loud bang and then it's smooth sailing. Hi all, I just got a 2017 Escalade ESV a few weeks ago with 58000 miles. 0L Super Crew with. If the transfer case was removed and reinstalled to the transmission, a harsh downshift, noise, vibration or a clunk sound may occur during a coast-down event. Our 1975 Chevy Blazer had developed a clunk from the rear end when putting it in gear. Joined Feb 14, 2010 · 201 Posts. - It clangs in 2 whl dr. The transfer case completes the activation between two-wheel drive neutral, to low four-wheel, and then to drive four-wheel. between 0 and about 10mph it will switch to and run normal in 4wd. Two are located on the front axle shaft. Does your Ford Ranger make a clunking sound when you take off from a stop? You may think it's from a bad u-joint, and some horrific problem in the rear axle. FIGFIST · Registered. Over time the nylon part gets worn down and stripped and does not turn any more. Obviously, my 4 wheel drive is out. 2000 Ranger 4. Maybe 1/16th of a turn on the joke and the corresponding. I'm thinking the "clunk" is the after affect. clunk transfer case Apr 8, 2020 #1 W. Tie-rod ends. The other clunking happens when it's in 4 wheel, under stress and sharp turns. Step 1 - Check your u-joints. Also, I gather this is not that unusual in similar vehicles (1500 series SUV, & pickups with this trans). I took it to a mechanic and they said its the transfer case, I guess the chain wore a hole in the case. Specifications - Model 300 Transfer Case Transfer Case Type: 4 position, dual range part time 4 wheel drive unti with integral low range. I had that same clunk you are describing on m 80 GMC. Does it only do it when you have a full tank of fuel as mine does the same when the tank is full from the fuel hitting back and forward. if the noise comes from the transfer case,then that is the problem. I more recently developed a loud "pop" right at my left foot from the tire well. If the clunk occurs while in 4H, there are damaged gears that are not teething properly and the transfer case must be replaced. clunk noise from transfer case. But we're here to talk about the infamous Ford 4×4 CLUNK that happens when your 4×4 system engages at speed. The clunk gets faster with acceleration and is louder under torque. Then when i shift into reverse and back down the incline it makes that sound too. all l did was pull all the pull everything off the top eg gear knobs , rubber boots, then you can get to the shifter very easy. Transfer case clunk. It's been a slow progression and has become too noticeable to let it keep go. Why does my transfer case clunk? If the front differential is damaged, the axle might be pushing the transfer gears off kilter, thus causing clunking. Discussion Starter · #1 · Jul 19, 2020. Seems to be with the transfer case. Condition/Concern: Oil pump wear clip P/N 12470559 is broken or out of position. Another thing I noticed when driving. The u-joints are pretty stout. Hi all, I just got a 2017 Escalade ESV a few weeks ago with 58000 miles. The transfer case and front differential are good on oil level. Transfer case fluid leaks are problematic and must be addressed immediately; if the fluid leaks out of the system, the various components won't function correctly. The drive shaft and all joints are new. The u-joints do not give me any slack and i cannot wiggle that assembly in anyway, only rotate the shaft. The way to check if this is causing your clunk is to jack up one rear wheel, take the rubber dust cap off and rock the wheel back and forth. randomly I will get a very loud very hard bang from my drivetrain. Aug 11, 2014. 0 - Loud Clunk Sound When In 4WD High, HELP?? I have a 2000 4. Transfer Case NV245 issues- the CLUNK! Jump to Latest Follow 1 - 15 of 15 Posts. I can only turn the shaft. So far I have replaced the upper/lower control. if it is the transfer case,it needs to have a gear replaced. So what's going on inside the transfer case actuator motor? In short, there is a nylon (ie: plasticky) gear inside the motor that is turned by a metal worm gear (a screw). randomly I will get a very loud very hard bang from my drivetrain. Driveshafts: Building A Front Driveshaft For A 1998+ Ford Ranger. My 89 bronco had an overhauled C6 --but now when I select reverse there is a loud clunk and up on the rack it is coming from the front----What is the problem as it never was that loud clunk before, it always had just a very little sound. Vacuum leaks and solenoids can simply prevent your truck from shifting from two to four-wheel drive. In two wheel there is no problem and in four wheel drive simply driving along in moderate acceleration there is no problem. I was going thru this with my SLT. 5 turns loose on passenger side. , 3 position switch. Engage 4H, then listen for the clunk again. Command Trac transfer case. So far I have replaced the upper/lower control. Tie-rod ends. The transfer case shouldn't clunk in 2wd, at least not caused by the chain as it's a straight through power transfer to the rear driveshaft. I had for a long time the transfer case "clunk" that has been reported on this forum from time to time. It took a FCA engineer to come to my dealership to figure it all out. When I put it in 4wd low, the driveshaft is tight and there is zero rotation. horheyortega · Registered. Here is every characteristic of the problem that I can remember: Happens when going from Reverse to Drive. gearbox/transfer case "clunk" Jump to Latest Follow 1 - 11 of 11 Posts. (assumes the parking brake is off) Click to expand Parking brake not applied, when all the wheels are engaged or rolls a few feet then disengages, when in the air all the wheels engage briefly, then a clunk, then the front wheels spin "without" issue. The Transfer Case ls connected to the transmission while the Rear Drive Module is located it the rear and connects to the rear axles. QU50255 Morse® Hy-Vo® Drive Chain for New Process, New Venture NV271, NV273 plus Borg Warner 4446 and 4447 Transfer Cases is a genuine original equipment Transfer Case Drive Chain with round link pins for Dodge and Ram NV271D, NV273D, BW4446, BW4447, Chevy/GMC NV273, and Ford NV271F, NV273F chain drive transfer cases. Transfer case Slop/Clunk:Short video to show transfer case slop of my Hummer H3. When this occurs it can indicate a problem with the transfer case. I think it is the Dana 53 rear end. Condition/Concern: Oil pump wear clip P/N 12470559 is broken or out of position. I would definitely take a look at the condition of the transfer case bushing. So what's going on inside the transfer case actuator motor? In short, there is a nylon (ie: plasticky) gear inside the motor that is turned by a metal worm gear (a screw). years ago we with the OLD GM trucks did have a clunking noise when stopped at a stop sign or stop light then when the vehicle started to move it would clunk. Took it to the dealership last week, and they are ordering a replacement transfer case. I haven't driven it enough to see if the codes came back but I do know the clunk is still there and seems to be getting worse the more I drive. When I click into 4WD High, I feel and hear a banging sound about every 30 seconds or so while driving, once I shift out of 4WD High and back into 2WD, I hear 1 more loud bang and then it's smooth sailing. I also hear it when in 4th or 5th doing about 50-60, letting off the gas and then getting back on it tho its not as pronounced. Discussion Starter · #1 · May 12, 2013. is this a big deal? the only thing that stops me from taking it down to the. AWD "Clunk" Jump to Latest Follow 1 - 4 of 4 Posts Transfer case needed to be replaced along with re-programing of the PCM to prevent excessive engaging and disengaging of parts inside the transfer case. What model transfer. Repair as needed. Discussion Starter · #1 · Aug 15, 2009. When I removed the bolt and support bracket from the transfer case, the metal core literally fell out of the bushing! At least worth checking to see what condition it. 0L Super Crew with. Or maybe a transfer case goes bad. I've a lot of work on Chevys, but the Tranny and transfere case are beyond my understanding. if it is the transfer case,it needs to have a gear replaced. Yesterday evening while driving through the construction site, I engaged my 4 Hi only to find out a problem. The driver then has the luxury of using rear-wheel drive on the road, and four-wheel drive off-road. Building a BW1350-1354 Transfer Case Doubler. I have the typical clunk noise on my 2002 Cadillac Escalage AWD 6. I haven't driven it enough to see if the codes came back but I do know the clunk is still there and seems to be getting worse the more I drive. When this occurs it can indicate a problem with the transfer case. The transfer case output shaft seal is located on the transfer case of four-wheel drive cars, trucks, and SUVs. Hi guys, im new here and didnt know where else to turn. between 0 and about 10mph it will switch to and run normal in 4wd. I spoke with a local specialist and he said front drive shaft/ transfer case. sourjeep July 6, 2016, 2:11am #3. It is most noticeable from a dead stop as the truck. you have a eaton locking rear diff. It shifts smooth a majority of the time but every once in a while I'm getting this big clunk sound. We found the transfer case overfull, and the trans low on fluid. When I put it in 4wd low, the driveshaft is tight and there is zero rotation. C140F - Transfer case range position sensor erratic performance C1405 - Transfer case range position sensor circuit high I cleared the codes then switched to 4WL and drove around the block. Ball-joints. This is caused by the gears inside the transmission case as they engage to lock the front and rear driveshafts. However, there is also a dull, clunk-clunk as the truck drives along under power. Most of the time you don't notice it, but you will get the clunk in certain sceinario's. Discussion Starter · #1 · Dec 5, 2009. I had the same clunking noise when I accelerated my 2004 VW Touareg V8. Joined Sep 27, 2012 · 22 Posts. But even more alarming, it would sound a few sometimes loud clunk sounds (2-3) every time I released the clutch and I could clearly indicate that it comes from the transfer case area. AWD "Clunk" Jump to Latest Follow 1 - 4 of 4 Posts Transfer case needed to be replaced along with re-programing of the PCM to prevent excessive engaging and disengaging of parts inside the transfer case. The Transfer Case Clutch draws approximately 5A of current. See the photos. If i had to guess the front drive shaft is probably where i would start. Make sure that all the components used in the wiring and switch are rated for at least 10A to be safe. Through gears or a chain, the transfer case connects the input from the transmission to the rear axle and front axle driveshafts. Changed the hubs, brakes are fine, with the front of the truck in the air, if i spin the tires (one goes in reverse) i hear no noise and it's smooth, no play either. 1997 - 2003 Ford F150 - clunking noise - I have a F150, 4x4, automatic, with about 150k miles, 5. The u-joints do not give me any slack and i cannot wiggle that assembly in anyway, only rotate the shaft. The drive shaft and all joints are new. Condition/Concern: Oil pump wear clip P/N 12470559 is broken or out of position. I would make sure this isn't the normal clunk noise heard by comparing to another like vehicle if possible even at a dealer or car lot and then if yours is louder and you know it is coming from the mid section/transfer case area then the transfer case would have to be removed and taken apart for inspection to locate the fault and then repaired. At first we suspected it was a u-joint. DannyVtCa · Registered. Discussion Starter · #1 · Oct 25, 2013. I haven't driven it enough to see if the codes came back but I do know the clunk is still there and seems to be getting worse the more I drive. The noise feel like coming under the center of the truck. Crow hop all over the place. In two wheel there is no problem and in four wheel drive simply driving along in moderate acceleration there is no problem. The transfer case shouldn't clunk in 2wd, at least not caused by the chain as it's a straight through power transfer to the rear driveshaft. Discussion Starter · #1 · May 12, 2013. no hole in case. Repair as needed. It has U joints done, drive shaft rebuilt and rear differential all checked by. Loose u-joints cause a terrible clunk when you put your truck in reverse or drive, and are actually dangerous. The drive shaft and all joints are new. a ton? ha, just a bit. I've searched in a lot of forums trying to find an answer for my scenario. So I have this friggin' annoying clunk going into gear, switching from D to R, etc. They all made the normal metal-to-metal engagement sound. Atlas transfer case clunking. Here is every characteristic of the problem that I can remember: Happens when going from Reverse to Drive. - It clangs in 2 whl dr. Much like the rest of my fellow GC owners. Engage 4H, then listen for the clunk again. Transfer Case Won’t Engage or Shift. Transfer Case Doubler: Dual Transfer Case Conversion. The truck has developed a rather loud clunk noise. I had that same clunk you are describing on m 80 GMC. 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 or rear differential, but likely the transfer case. If the clunk occurs while in 4H, there are damaged gears that are not teething properly and the transfer case must be replaced. The NVH condition may be the result of a misalignment between the transmission output shaft and the transfer case input. I can only turn the shaft. Then when i shift into reverse and back down the incline it makes that sound too. Thought it was a CVS joint, so changed both out and also checked the front driveshaft (CVS type) and it was OK. But in reality, it may simply be an issue of lubrication. This could start wearing your other, more valuable components such as Transfer box and gearbox. you have a eaton locking rear diff. Thanks for your time Rod. 0L I6 automatic trans and selec-trac transfer case. (assumes the parking brake is off) Click to expand Parking brake not applied, when all the wheels are engaged or rolls a few feet then disengages, when in the air all the wheels engage briefly, then a clunk, then the front wheels spin "without" issue. At least in theory it sounds good. clunk noise from transfer case. 1,358 Posts. The harder I accelerate the harder the thump. 1 of 3 Go to page. These can range from simple mechanical devices to highly sophisticated components that dial in a prescribed amount of power to the front and rear wheels. The transfer case demonstrates the classic "clunk" while moving from foward to reverse or reverse to foward. I have a 2004 f-250 super duty and I am hearing a clunk noise coming from the rear end. Fixing A Driveshaft 'Clunk'. Everything on this bronco is basically new. Transfer case clunk 2000 chevy silverado 1500 4x4 One thing to check, which is often the culprit in these situations is the U-joints. Clunking and Clicking… Regular “clunking” or loud “clicking” every few feet may indicate a broken ring or pinion gear tooth. Clunk going from drive to reverse 2008 Grand Cherokee Laredo, WK, 129K miles NV140 transfer case, NAG1 transmission So I've been on a massive expedition hunting down every creek, groan, pop, and clunk. If you suffer this problem, you probably know what we’re talking about. When do I need to replace my transfer case? If noise still occurs while in 2H, the transfer’s clutch plate or the center axle might be warped. It shifts smooth a majority of the time but every once in a while I'm getting this big clunk sound. It's been a slow progression and has become too noticeable to let it keep go. This same issue happens in 4WD Low as. #3 · Oct 21, 2016. It was a clunk, clunk, clunk sound that happened every time it seemed to rotate around to the same point. - A few possibilties have been presented but what most scenarios and symptoms point to is the driveshaft slip yoke, it's that long floppy neck that slips into the back of the transfer case. Transfer case fluid leaks are problematic and must be addressed immediately; if the fluid leaks out of the system, the various components won't function correctly. clunk noise from transfer case. Clunking from transfer case. Jeep Wranglers are equipped with 4x Universal Joints. MY o7 LR3 is having some kind of clunk noise, when I brake hard then accelerate hard. Now there is rear end slop too but it appears to be the normal amount. It is a 59, 4 wheel drive, no overdrive, lockout hubs on front. 00 for a new transfer case, seems that that clunk you feel when the driveshaft slip-yoke binds up puts a lot of pressure on the rear bearing of the transfer case. Transfer Case Problems of Nissan Murano - part 1. This can sometimes result in confusion for vehicle owners who are attempting to fix their car themselves. 03' with 153k on it. Jump to Latest Follow 1 - 4 of 4 Posts. Also please check out the statistics and reliability analysis of Nissan Murano based on all problems reported for the Murano. Is this truck had any known issue with transmission / transfer case /diff mounts? Its difficult to see what moves at the undercarriage. I can only turn the shaft. Hi guys, im new here and didnt know where else to turn. We’ll cover these all right here. I more recently developed a loud "pop" right at my left foot from the tire well. #3 · Nov 10, 2011. Slide works smoothly. The transfer case contains a Transfer Case Clutch Coil, which is what locks the front and rear driveshafts together. Transfer Case Clunk; If this is your first visit, be sure to check out the FAQ by clicking the link above. - A few possibilties have been presented but what most scenarios and symptoms point to is the driveshaft slip yoke, it's that long floppy neck that slips into the back of the transfer case. When this occurs it can indicate a problem with the transfer case. If you pick up on any concerning sounds that are. If there is any slack the output bearing has failed. Engage the parking brake and turn the vehicle off before inspecting the undercarriage. For right now I either take off easy or shift into 4h and take off. While excelerating from a dead stop (in 4Hi), I heard this awful sound coming from my transfer case. This is caused by the gears inside the transmission case as they engage to lock the front and rear driveshafts. no previous transfer case issues. (assumes the parking brake is off) Click to expand Parking brake not applied, when all the wheels are engaged or rolls a few feet then disengages, when in the air all the wheels engage briefly, then a clunk, then the front wheels spin "without" issue. It has U joints done, drive shaft rebuilt and rear differential all checked by. Here is every characteristic of the problem that I can remember: Happens when going from Reverse to Drive. Usually when turning the wheels to the right and when the body was flexing. Like others, I've heard a clunk when in reverse and thought nothing of it. Leading me to believe since the only parts not moving would be the pinion to the transfer case, but sounds and feels way too bad to be a pinion bearing. Thought it was a CVS joint, so changed both out and also checked the front driveshaft (CVS type) and it was OK. It was a clunk, clunk, clunk sound that happened every time it seemed to rotate around to the same point. PaulLR3 Full Access Member. Engage 4H, then listen for the clunk again. When do I need to replace my transfer case? If noise still occurs while in 2H, the transfer’s clutch plate or the center axle might be warped. As the angle between the suspended rear axle and the frame mounted transmission/transfer case changes then the effective length of the drive shaft also. Fluid looked good nice and redish purple. LugNut said: Transfer case appears to be toast. Step 1 - Check your u-joints. Slide works smoothly. what used to be 1 one thousandth of an inch is multiplied now with the wear on the u joints. That truck has a TH 350 and NP 205 (gear driven) transfer case. Joined Nov 21, 2009. Emissions compliant. You might have a broken tail shaft retaining snap ring. I've laid under the truck while my brother pushes down on the rear bumper repeatedly and it seems that the rear driveshaft slides in and out of the transfer case about 1/8 inch (normal?) and I can hear a slight clunk coming from the transfer case.