Transfer Case Clunking

Clunking only when starting to move or getting on and off the gas might be loose yokes, bad u-joints or worn transfer case or transmission parts; If you have the differential cover removed, or the third member out of the vehicle, our Failure Analysis page can help you understand what may have caused your differential issue. The Ford Dana 20 transfer case is gear driven with a cast iron case. They didn want to rebuild the transfer case for 1500$ as there was no sign anything was wrong with it and the sound may not go away. 2005 4x4 Titan Clunk/Thump. 2003 Sierra Chirping and Clunking when stopping and taking off. They replaced the transfer case on the truck @ the Toyota dealer before I bought the truck. Also the car can go into every gear while off and feels fine so I a ruling out the transmission being in need of service. As I noted in the prior post the problem for which there is a technical service bulletin is with clutch baskets in the transfer case. took 2nd shop,replaced transfer case. 2010 GMC Sierra clunking noises Posted by Braking to a complete stop can force the propshaft slip yoke forward into the transfer case while the vehicle rebounds. Guaranteed it's not the slip yoke. I had that same clunk you are describing on m 80 GMC. 4WD Transfer Case Shift Encoder Motor - Fits Chevy Silverado, Tahoe, Avalanche, Suburban, Dodge Ram 1500, 2500, GMC Sierra, Yukon XL 2003-2010 - Replaces 19125571, 600910, 600-910, 88962314 and more. When the rear springs relax, the tension becomes sufficient and the yoke is yanked back into position. If you hear a lot of clunking noises, then this may have already happened. My '05 X3 was just diagnosed with the infamous transfer case problem. I have a handsome 300C AWD with mesh grill and few modded parts. Thanks for the tips. The real purpose of this post was to see if others have experienced "Klunks" with their Touaregs, not to belittle the VW dealership, tech, or represenative. This pic is of member, BigB's CV, showing a cracked boot. The ADD 4x4 setup used a drive motor to engage 4x4 in the transfer case, they can fail, but the lights appear so seems to be reaching all detents. Refer to Transfer Case Disassemble in SI. We have an 85 Ford F 250 plow truck that is kind of a beater. The output shaft in a 4WD transfer case does not have a grease retainer to keep the grease from migrating into the transfer case and mixing with the fluid inside. Re: Figured out why the transfer case was jumping out of gear Reply #5 – Monday, Apr 15, 2013, 01:21 AM Did it make a Clunk when driving forward, or when letting up the speed. Also make sure you mechanic used ONLY AutoTrac II in the transfer case. Im having the same or similar issue. See attached video. It is electric shift. Expecially from reverse to drive. If these gears are broken, you may hear a banging, clicking or clunking sound as your vehicle navigates a corner. That truck has a TH 350 and NP 205 (gear driven) transfer case. You can easily make it a lot better, so you can proudly drive your truck. Install the transfer case assembly into the vehicle. Performance Built NP263 HD and NP263 XHD Transfer Case This unit has been rebuilt at our state of the art facility using the latest in remanufacturing technology. 2000 Mercedes-Benz ML320 3. What happens is the clip wears out & allows the clutch pack to slop around in the case, eventually wearing a hole through the case & causing the leak. If this light goes on, pull over immediately and shut off your engine. I have checked the U-Joints and they all seem fine. seal was alredy done at least 3 other times in past. At five years not mileage. He also said all the subframe and diff bushings were fine. It seems logical to. 263XHD issues resolved at last. Sure enough, it was the transfer case. 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. We found the transfer case overfull, and the trans low on fluid. Inspect the transfer case for the correct type of fluid. Dorman 600-901 Transfer Case Motor tried again but this time to 4lo. 7 hemi, the 4wd and 4lo light flashes and tries to enguage into 4x4. speed transfer case. RockAuto ships auto parts and body parts from over 300 manufacturers to customers' doors worldwide, all at warehouse prices. My 2001 jeep cherokee sport had a transfer case boot replaced a few months ago where the "oil spinner?" is near the rear portion. Any tips or advise would be greatly appreciated. 2006 325xi went to a shop with all lights on the dash on, code "Transfer case:internal". The NP200 is a divorced style transfer case, utilizing a jack shaft between a 2wd style transmission and the transfer case input yoke. He also said all the subframe and diff bushings were fine. Should I have the transfer case rebuilt or do you think that the 4x2 conversion would take the slop out. Used Transfer Case We can help you find a TRANSFER CASE. This Is A Direct Replacement OE Style Complete Engine & Transmission Rubber Mount Set That Includes The Transfer Case Insulator Mount With Mounting Stud For The 4. It cost me about $16 for the fluid instead of spending $350 to have the slip yoke replaced. connector of the transfer case control module for a few minutes (figure 1). still not fixed. What a relief! And the car seems to have much more power, much faster, much more responsive. This is to follow up on the clunking noise Well I tore apart the NP231 and discovered marks on the inside of the case that was consistent with chain marks left behind by a stretched out and sucking chain. and you'd certainly want new seals installed with a new chain. No clunking noises though. This is a t-case that has shift-on-the-fly capability. Use transfer box number for identification. 2L Black raptor with approximately 4000 miles on it -- From day #1 I have noticed that when I come to a complete stop and then accelerate hard, that there is a noise and "physical feeling" coming from the rear that is best described as a "clunk". By sound and vibrations the clunk can definitely be narrowed down to the transfer case. The output shaft in a 4WD transfer case does not have a grease retainer to keep the grease from migrating into the transfer case and mixing with the fluid inside. Transfer Case Clunk Feb 01 2013, 12:58am As title states, I went to inspect my front u joints as I have been experiencing an unexplainable noise from like 5mph to stop coming from the front end of the truck (rotational), and sounds like the tire rubbing on the fender well which it is not. OK, I may have another option. And today I noticed its doing it when I pull off. You will hear the noise in the transfer case. No clunking noises though. There might be an issue with different drive shaft RPM's entering the transfer case due to different circumference tires between the front and rear. I hear the clunk when shifting the shift lever between P,D, R. 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. Troubleshooting done so far 1. Refer to Transfer Case Fluid Replacement. Mmm odd, next step, Front shaft out, only 8 bolts, rotate the diff and the transfer independently of each other. I have a handsome 300C AWD with mesh grill and few modded parts. Rebuilt and Remanufactured Transfer Cases Backed With Up to a 7 Year Unlimited Warranty We carry a full line of remanufactured and tested transfer cases backed with our up to a seven year unlimited mileage parts and labor warranty. With the 2011, when I accelerate then let my foot off the gas within 1 to 2 seconds a get a "clunk" noise and a jerk like something in the powertrain is binding up. Re: Severe clunking noise I currently have the same problem. The transfer case failure on my wife's X3 sounded like a worn wheelbearing with grinding noises from the front, especially when turning. New Process Model 200 Transfer Case. The transfer case and eBay replacement front driveshaft (to cure my clunk/knock/click issue) bolt in without modification. When the prop shaft speeds even out, the computer 62 GEARS September 2002 Diagnosing the Borg Warner 4405 Transfer Case DIAG BW-Rockl 8-02. The 2 wheel drive vehicles do not need a transfer case because the drive shaft will be connected straight from your transmission to the drive wheels whether it is front wheel drive or rear wheel drive. It does it on left or right turns. With the 2011, when I accelerate then let my foot off the gas within 1 to 2 seconds a get a "clunk" noise and a jerk like something in the powertrain is binding up. Inspect the transaxle and the front differential. Jeep Grand Cherokee 4WD / AWD with NGV 146 Series Transfer Case / with NVG 254 Series Transfer Case 2006, Transfer Case Motor by Omix-ADA®. Grease is not compatible with the automatic transmission fluid (ATF) used in the transfer case and can cause damage if mixed. Diagnostic Tips There are several resources in the electronic Service Information System which can provide the technician with information on diagnosis and repair of clunk conditions, and fix the customer's. Some New Venture Gear 261 (manual shift) and the NVG-263 (electric servo shift) transfer cases have developed leaks due to the internal fluid pump flange wearing a hole through the rear case half. 2005 4x4 Titan Clunk/Thump. Ok guys, was under the car yesterday and the transfer case is leaking so I am going to contact jackstransmissions. Finally decide it had to be the transfer case. Inspect the transfer case for the correct type of fluid. Well, I drained and refilled the transfer case last night with the Autotrac II bluid fluid again. however they then also replaced the front diff case due to the fact that the cv joint had apparently. It's still one of the best cars you have ever over owned. If I turn the wheels lock to lock, it'll clunk and also at low speed (under 20mph) turns or small articulations. Don't let clunking damage your transmission! This "small-type", 4 piece, steel case saver kit is used to replace the "U"-shaped, stock center support anti-clunk-spring and will save your transmission case from irreparable damage. Tips and tricks?. When lurching forward, or reverse for that matter, then engaging the clutch there is a metal to metal clunk. The axle disconnect vacuum motor is actuated by a vacuum switch on the transfer case. What model transfer. 00 after the car is out of warranty of course. Help please then brought it in again and complained of a clunking noise in rear if vehicle when starting to accelerate or taking off in the. I just purchased a 69 bronco. Lexus GX470 Clunk Type Noise From Rear of Vehicle When Stopping - 85 reports. qxd 8/6/02 6:18 PM Page 62. it eventually failed in use. Well, I quess I was kinda ranting too. Finally decide it had to be the transfer case. I can feel the clunk, if that makes sense. BorgWarner Morse Transfer Case Chain Ford Lincoln BW4405 BW4411 BW4412 (HV-067) "CLUNK" Check out My Amazon Auto Accessories Store! Lets make that Weekend job less Painful! https://www. In N the rear drive shaft rotates freely less than 1/2", while the front goes maybe about 2". The transfer case is where the engine's power is sent to both drive axles. These transfer cases also have a selectable low range. Thump/Clunk noise right before complete stop was created by pugtor Ok, so as the title says, I have this thump/clunk sound (and I haven't met a mechanic yet who apparently knows what I mean when I say this) right before the car comes to that complete "stop". Grease is not compatible with the automatic transmission fluid (ATF) used in the transfer case and can cause damage if mixed. Also the clunking sound the TC makes on the rear wheels are gone. took 2nd shop,replaced transfer case. Difficulty shifting gears. Noted below are a few of the common side effects of a damaged transfer case output shaft seal that should be replaced. Unfortunately, the X3 has been known to have transfer case problems, especially in the 2004 and 2005 models. It's a sound based on vehicle speed not engine rpm, so that should eliminate the trans. I drove the car 50 miles last nite without a single instance. This condition may be worse on a 4-wheel drive vehicle due to the additional tolerances in the transfer case. I have an '05 Chrysler 300C AWD with approximately 65k miles. The service writer is a good friend of mine. I have an 07 escalade ESV, 140k miles. All unusual or strange noises produced by the driveline while driving have a root cause and should be thoroughly investigated to prevent serious damage to the vehicle or the operator. How we rebuild & repair your differential or transfer case. This page contains. The transmission makes a distinct clunking sound when downshifting and I am seeking advice about the cause and solution. Symptoms of a bad transfer case manifest themselves differently depending on the extent of damage within this important drive-line component. It is important that you have the car level on four jackstands. When I was done I shut the truck off went inside. It's been a slow progression and has become too noticeable to let it keep going. I also have a transfer case problem, it started the clunking problem in september 2008 while under warranty. The transfer case was all original, no leaks but I bought the kit and transfer case half over the objection of the shop. I have a 2005 BMW X3 and get a severe clunking from the rear (diff I believe) when doing slow speed turns - like in a parking lot or pullin out from a side road - anywhere from 1/2 - to full lock on the wheel. I have 111K miles on it, and have changed the transfer case fluid 4-5 times. The transfer case is where the engine's power is sent to both drive axles. The basic sys-tem consists of a transfer case motor and encoder, front differential actua-tor, transfer case module, speed sen-sors, switches and park input and out-put to the PCM. Home Chevy/GMC Filters/Maintenance Duramax Performance Transfer Case Oil MAT10193. ps: if you go online you. Also you will need to change the Transfer Case Fluid and make sure that the internals in the case are not binding and causing the motor gears and causing a failure. Merchant Automotive's 263XHD Transfer Case for 2001-2007 GM Duramax (With Push-Button Operation) diesels. Somebody did a teardown with great pictures here. Get the look and utility you need with new Transfer Cases at extremeterrain. F30 / F31 / F32 Model Year: 2012 + E90 / E91 / E92 / E93 Model Year: 2006 - 20112006 - 2011. Guaranteed it's not the slip yoke. Long story short, I changed my transfer case fluid with the auto trak II transfer case fluid and the clunk was gone after about a mile of driving after I put it in. The service writer is a good friend of mine. RockAuto ships auto parts and body parts from over 300 manufacturers to customers' doors worldwide, all at warehouse prices. The previous owner claims to have had. The splined end of the drive shaft looks like it's good, but I haven't had time to clean all the dirt off to check it out. I have a strong clunk, almost like something big (transmission, rear end) is loose, mostly when I put it in reverse, but also sometimes when I put it in drive, and also commonly when I first start out, and also sometimes during the 1st to 2nd shift. Your car may have a worn transfer case if it makes a clunking or clicking sound when you press or release the throttle. Nissan declined and said replace seal again : 64000 mi: Replaced entire transfer case in latest attempt to fix transfer case leak. 2006 325xi went to a shop with all lights on the dash on, code "Transfer case:internal". I have 111K miles on it, and have changed the transfer case fluid 4-5 times. That truck has a TH 350 and NP 205 (gear driven) transfer case. " Sounds like the transfer case described in that other post had a problem other than a broken chain. I ordered a master rebuild kit for the transfer case. 00 after the car is out of warranty of course. qxd 8/6/02 6:18 PM Page 62. I'm really liking the increased power. We found the transfer case overfull, and the trans low on fluid. 2nd Gen Ram Tech - Intermittent 4wd Issue. Also, bits of metal and clutch material wear off and contaminate the fluid. It only 'pops' when in four wheel drive. I have the infamous GM driveline clunk, I know you can fix the problem by greasing the slip yoke but I don't know what type of grease to use, I have checked my u-joints and they are good. Then, I heard a loud noise - like a clank or a clunk. But since all the torque to the wheels has to run through the transfer case, a problem with the transfer case can appear very similar to a transmission failure: It can keep your vehicle from moving at all. RockAuto ships auto parts and body parts from over 300 manufacturers to customers' doors worldwide, all at warehouse prices. Any ideas if this is the transfer case or what it is? thanks. I just hope that if the rear end or transfer case blows up it happens during the extended warranty period. Inspect the transfer case for the correct type of fluid. The gears grab strong, but not notchy. Help please then brought it in again and complained of a clunking noise in rear if vehicle when starting to accelerate or taking off in the. Hey gentlemen, Im new to this board, and have a question about Transfer case clunking on my 01 Yukon. 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. This is the cause of the loud clunk. still not fixed. A 2002 Jeep Wrangler transfer case uses drive shifts to help move power from the transmission to both the front and rear axles. Is this truck had any known issue with transmission / transfer case /diff mounts?. I have the infamous GM driveline clunk, I know you can fix the problem by greasing the slip yoke but I don't know what type of grease to use, I have checked my u-joints and they are good. Re: Severe clunking noise I currently have the same problem. clunking is coming from transfer case i raised it up on the lift at work i guess i'll have it rebuilt Shiloh24, Apr 17, 2012 #8. I have an 03 WRX with about 80k on it and lately when im turning at slow speeds in 1st or reverse it makes a clunking noise, its a roataional clunk, consistaint. If you change your own oil, next time you are under your truck, grab the "small" driveshaft that comes out of the transfer case and turn it. Shop opened the TC and 1 bearing was really bad. 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. The noise feel like coming under the center of the truck. I would describe it as a continuous clanking noise that seems to match how fast the wheels are turning. However, there is also a dull, clunk-clunk as the truck drives along under power. Ongoing problem, transfer case seal leaked. Just spent $50 in new U joints and there is still a problem, seems the transfer case is crappin itself because thats where the noise is coming from, at slow speed its a very noticable clunk clunk. Its a metallic clunk or ping. One of the biggest mis-conceptions. its a daily driver, and this happens 1 per month, but only when I'm pushing it. It's starting to snow around here and when I disengaged the 4WD yesterday it made a loud ass clunk and I think my truck even slid on the ice a little bit. There are guys draining their transfer case at 100k miles and getting out 1/2 qt when the capacity is 2 qts. Grease is not compatible with the automatic transmission fluid (ATF) used in the transfer case and can cause damage if mixed. hope this helps. In N the rear drive shaft rotates freely less than 1/2", while the front goes maybe about 2". As I noted in the prior post the problem for which there is a technical service bulletin is with clutch baskets in the transfer case. Transfer case fluid cools and lubricates the gears, chains, bearings, shafts and other parts. It is electric shift. The transfer case actuator motor is a small motor that is bolted on to the transfer case and can be removed and replaced (or repaired with a new internal gear). I have replaced them because they did need it but sound is still there. I try to do adaptation, but ISTA says it cannot be done without errors and exits. Well, I quess I was kinda ranting too. I had bought a set of Mechanics Chassis Microphones so I could track down where the sound was coming from. a tire roll out test. The TC no longer makes excessive noise when drive up a steep uphill. I drove the car 50 miles last nite without a single instance. Returns Info. I had planed on replacing the transfer case to fix the clunk, but it doesn't sound like it has worked for other people in this thread. We opened the fill hole and found it was completely empty! We filled it back up to the level is should be at and the noise hasn't gone away. When they got into it, the pump had rubbed nearly completely through. loud clunking noise in drivetrain,hyundai dealer said was tranny just replaced,used tran under warranty. Also you will need to change the Transfer Case Fluid and make sure that the internals in the case are not binding and causing the motor gears and causing a failure. This page contains. transfer case problems? 1 Answer. 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. I clearly had power to all 4 wheels because I was much more controlled. Refer to the Transfer Case sub-section of the applicable Service Manual. There might be an issue with different drive shaft RPM's entering the transfer case due to different circumference tires between the front and rear. An example of this type of 4WD is the H2. RPO code is NR4. It also does this clunking when I accelerate hard or brake hard (this doesn't happen as frequently as turning). I can feel the clunk, if that makes sense. The timing of this shift can cause a momentary torque reversal of the output shaft that results in a clunk noise. 16)My Transfer case was stuck, so to get it off, I used a block of wood and placed it near the surface where it mated to the extension and struck it a couple of times. This Is A Direct Replacement OE Style Complete Engine & Transmission Rubber Mount Set That Includes The Transfer Case Insulator Mount With Mounting Stud For The 4. It is electric shift. The noise feel like coming under the center of the truck. Also, bits of metal and clutch material wear off and contaminate the fluid. put one of. Use to only every now and then. Re: Severe clunking noise I currently have the same problem. The transfer case in an all-wheel-drive system has a device that allows for a different speed between the front and rear wheels. Easy to use parts catalog. No change in the RPM's or speedometer change. a tire roll out test. Symptoms were a "clunk" during low speed maneuvers. The transfer case is a NR4 according to the sticker in the glove box. This truck has had drive line issues before, mainly the read riff and the slip yoke clunk everyone has experienced. Transfer Case Clunk. The noise is unquestionably coming from the transfercase. seal was alredy done at least 3 other times in past. Incorrect fluid level or incorrect fluid Inspect the transfer case for the correct fluid level. When you select 4 high from the switch on the dash, the GEM sends the signal to the Transfer Case Shift Relay to engage 4 high. This may be caused by a loss of clamp load at the joint that attaches the propshaft to the transfer case. Every eEuroparts. Before that went out i had periodic noise that i narrowed down to the transfer case using a mechanics stethoscope. a tire roll out test. Had to replace mine becuase of clunking grinding and random ability to engage 4x4 since 11 miles. Ok, heres the situation, up until just now if I hit semi-jarring bump or kind of uneven bump, if would feel a clunk clunk under my foot kind of near the gas pedal. A weird REAR CLUNKING sound started in the back when we were starting off from stops. Big, heavy, and relatively strong despite its chaindrive, this box can be converted. Jump to Latest Follow 1 - 9 of 9 Posts. For example, the potential for a driveline clunk would be greater in a 4-wheel drive or all-wheel drive vehicle than a 2-wheel drive vehicle. All gears run with a little bit of clearance, so the more gears you have in the train, the more backlash you will have. 00 after the car is out of warranty of course. The clunk might be from the chain being stretched. It is a really nice rig but when taking off it makes a loud clunking/clicking noise. If I turn the wheels lock to lock, it'll clunk and also at low speed (under 20mph) turns or small articulations. Ford F250 4x4 transfer case grinding? This is a 91 F250 Automatic, the truck makes a grinding sound when I put it in park or any drive gear. Suspected "The Thud/Clunk" and removed & cleaned & greased with moly the rear prop shaft. The TC no longer makes excessive noise when drive up a steep uphill. It seems logical to. transfer case problems? 1 Answer. If condition is not corrected, continue to Step 5. Oil Pressure. Chevy Suburban rear end clunk mechanic help around 15-20 mph like through a subdivision and then step back on the gas I get a clunk from the rear of the vehicle. 2004 Chevy Silverado® Making Clunking Noises Eric Seifert, Automotive Technical Editor Bill’s 2004 Chevy Silverado ® made an odd clunking noise on the freeway when he ran over those little reflectors while changing lanes. I have replaced them because they did need it but sound is still there. 2000 Mercedes-Benz ML320 3. 4x4 transfer case problem NCV3 4x4 Talk. It has splines inside of it that slip over the splines of the transfer case's output shaft. Sweet, im gonna go with the 305 60 18's then. Heard motor run and transfer case clunk, then 4lo light was on like it shifted. I have not been able to get this to recreate for the dealer, and there are no fault codes. The transfer case is where the engine's power is sent to both drive axles. Reconnect it and see if the transfer TTroubleshooting the roubleshooting the BBorg-Warner 1354 & org-Warner 1354 & 11356 Transfer Case 356 Transfer Case CControl Moduleontrol by Dave SkoraModule For many years, Ford vehicles with electronic shifted 4WD used a small. Ok guys, was under the car yesterday and the transfer case is leaking so I am going to contact jackstransmissions. I accelerate and a noise is coiming from the transfer. I don't know if it does it on straight starts, but I think it does, but not always. We found the transfer case overfull, and the trans low on fluid. It only 'pops' when in four wheel drive. MY o7 LR3 is having some kind of clunk noise, when I brake hard then accelerate hard. I can turn d-shaft back and forth a little when in park and it does looks as though the transfer case shaft is a little loose. Use to only every now and then. Heavy clunk from the rear or transfer case by Karo » Wed Feb 20, 2013 5:14 pm I have a heavy (really heavy) clunk coming from the rear or behind me in left or right turns after stopping and accelerating. 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. This one seems to be coming from the transfer case and/or center differential. If the clunks are not prevalent in sharp turns, it could be the transaxle side at the transfer case. Flush the transfer case and fill with the correct fluid, if required. The truck makes a horrible sounding clunk/snap, feels like right under the drivers seat, in 4wd. are you sure it's coming from the rear? we had a 2004 wagon that was making noise, it ended up being the u joint at the front end of the shaft that goes from the transfer case to the front differential. Difficulty shifting gears. The drive shaft and all joints are new. New Process Model 200 Transfer Case. no hole in case. First things first. If you change your own oil, next time you are under your truck, grab the "small" driveshaft that comes out of the transfer case and turn it. I just did not want to drop the transfer case to find I needed the chain then wait for it to ship. A 4x4 driveline includes a lot of parts between the engine and the rear wheels. i would recommend that you check your fluid level in your transfer case. iv just bought a defender 90, 2011 and when i change gear there is a clunking noise like something is banging underneath, if i change gear slowly and let the clutch up slowly its ok, but when pulling out of a junction or from a roundabout then there is the clunk, anyone any ideas what it could be,. The clunk might be from the chain being stretched. 14 Charger r/t AWD transmission or transfer case problem Im a new member and started having a problem with the AWD system in my 2014 Charger R/T. BMW Fault Code 5F3A and BMW Fault Code 5463 - Usually three warning lights will light: 4x4 Warning Light, Brake Warning Light, and the ABS / DSC Warning Light. The thing has a significant clunk when shifting between reverse and drive. Cornering gears are also known as spider gears. So, let me get this straight, I don't have a transfer case on my car? I admit, I've never looked at my car's underside, but I thought that was what split power to the front and. I had a base transfer case for 70,000 miles of abuse and it did quite well until I put a hole in it with a rock. Transfer case Slop/Clunk: Short video to show transfer case slop of my Hummer H3. I've been doing some research and I'm hoping maybe if I check the lube level in my transfer case and it be low, that adding a little will result in less or no clunking. Also you will need to change the Transfer Case Fluid and make sure that the internals in the case are not binding and causing the motor gears and causing a failure. You can easily make it a lot better, so you can proudly drive your truck. Easy to use parts catalog. The sound is coming from the atlas transfer case. What a relief! And the car seems to have much more power, much faster, much more responsive. The clunk could also be caused by worn splines on the transfer box input shaft although this is unlikely on such a new vehicle given the mileage its worth checking. At 60,000 miles I decided to try and change out the transfer case and differential oil on a 2011 Rav4. I took it to a mechanic and they said its the transfer case, I guess the chain wore a hole in the case. I am completely out of ideas. What model transfer. Our Tundra's have zerk fittings throughout the drive shaft that often eliminate the clunking or humming when greased. The drive shaft and all joints are new. The transfer case failure on my wife's X3 sounded like a worn wheelbearing with grinding noises from the front, especially when turning. 14)unbolt the shift bracket from the transfer case (3 bolts) 15)Unbolt the transfer case (9 bolts). if you have lost your fluid it. The output shaft in a 4WD transfer case does not have a grease retainer to keep the grease from migrating into the transfer case and mixing with the fluid inside. The shaft in the transmission looks good. I am pretty sure the 03 Escalade is the same unit. When lurching forward, or reverse for that matter, then engaging the clutch there is a metal to metal clunk. 2 days after the tie rods and rack a clunking started, it sounds and feels like it is coming from the front end. still not fixed. Mine is an auto, when I start going uphill applying too much gas, or when I step on it and overdrive kicks in, it makes the severe clunk youre referring to. Does Clunking Go With Your Territory? 1 April 2015. The noise became worse as the weather got warmer.