Transfer case making whining noise. Mostly happens when decelerating.

I have drove 100miles, I did forget to Nov 30, 2012 · But today I tried something I read on a thread to diagnose a little further. 4. While it's supposed to quiet gear noise I don't believe it did much of anything and pretty pricey for no real help. Assuming that the whining noise is coming from the transfer case, I want to order bearings and other parts to replace those that might be worn. Additionally I checked transfer case fluid levels and there perfect (Fluid color is a light brown/tan). Bearings will make a gravelly-rumble and the bearings will get worse with time. Then place the ears on each nose of the transfer case and one on the middle. I am now hearing a whining noise coming from where the transfer case is, right next to my shifter on the floor. This may cause unusual noises, such as grinding or whining, while driving. When I first heard it, I put it back into 2wd, but the gear whine would not go away. I replace the chain in a 2015 Jeep Grand Cherokee Quadra-Trac transfer case. Jun 21, 2018 · -For larger components you can touch the bar or scope to an area near the rotating assembly on the case. (I didn't think they would be able to) Apr 29, 2019 · Hope to God transfer case isn't going truck only has 62k on it. I finally had time today to jack up my truck and check it out, I took off my rear passenger wheel and caliper and rotor(I thought it might be the e-brake or a wheel Sep 1, 2015 · I´m experiencing some low whining/whistling/humming (resonance) noise from somewhere in the front of the car, i think its from the right side but it´s not that loud. Feb 4, 2022 · Posting this from another thread to start a clean thread in case this helps other Blazer owners in northern climates I live in MN and my 2020 Blazer started making a loud/noticeable "whine" or "singing" noise in the sub-zero temp a few weeks ago. My SA said they had to order me a new transfer case and that it would be done in a few days. Then I hit the gas again the whine comes back. I have owned 4WD trucks continuously since 1978. Nov 20, 2018 · when slowing down and stopping I can hear sort of a gear noise/hum My '4wd' fluids are all good as of this spring - 80w90 in the front diff. You may want to try changing the transfer case oil, but you could have worn/damaged the case (or a diff or driveline component) a bit if you drove it much when stuck in 4WD low. Honestly, I don't think it made any difference. :grrrrrr: While they was in the transfer case they re balanced my drive shaft and put all new u joints in along with an output bushing. Dec 22, 2010 · 2003 2500HD LB7, 4x4 ext. All fluid levels are good. I can't hear any whine when I rev in park/neutral. The noise/whine is most pronounced under light throttle when the trans shifts between 1st and 2nd. This is a most watch video if you don't want to spend $ Mar 25, 2021 · Np231 Rebuild Kit https://amzn. The noise seems to level out at 6o mph and can't be heard over this speed. Then be louder when you downshift or right as the transmission is about to change up a gear. The whine usually becomes audible when the trans is ready to shift into 3rd gear, and fades slightly when in final OD. to/3gZ0y4XLink to the small upper filter: https://amzn. May 26, 2021 · Oil would slowly leak out (over months) leaving the transfer case dry. May 11, 2015 · 1997 - 2003 Ford F150 - Transfer case whining badly - Hello, I can hear this whining (or clicking) noise when truck runs at about 30kmh or higher, it will be louder when speed goes up, and even worse when in 4x4. With that in mind, this page is divided by when you hear the whining noise and common causes under those conditions. Check transmission fluid level. All the vital driveline fluids have been changed regularly (Diffs, Transfer, Tranny). A Suzuki Internet dealer informed me that the part numbers of the transfer case bearings are: Aug 26, 2016 · I can understand a bad bearing making a whining noise but to also hear the sound of the gears themselves, I wouldn't think a bad pinion bearing would cause this. Check Diff fluid levels. That puts me in the market for a used or rebuilt transfer case. After I did these the whining noise I posted about has mysteriously gone away. e. The transfer case noise often results from worn gears or fluid leaks. I took in in and the originally replaced the transfer case because it was faulty. If you hear a low-pitched rumble when you’re driving at over 20 mph, it could mean that the carrier bearing is wearing out. They said without dropping the exhaust they couldn't tell for sur Nov 24, 2013 · The front output shaft seems to have play in it. Nov 24, 2015 · I have had a whine on my 2014 Sport 8 spd since day one. Check the transmission fluid condition, as the differential gears are inside the transmission. Pretty bummed to be hearing this on a car with under 10K miles when I Jul 19, 2016 · The Tahoe was due for front diff fluid and oil change. Dec 20, 2013 · Transfer case whine. Jul 7, 2010 · It's the transfer case. after removing the rear driveshaft i noticed that the cage that holds the ball bearings together must have broke of, so now all the balls are spinning freely and hitting each other as the spline in the t case turns. Jan 29, 2016 · A lot of metallic whining. Jun 27, 2016 · Does it make noise if you rev it and you're sitting still? It might be an accessory on the motor then. Otherwise they may not notice the unevenly worn gears, do a full rebuild with stock gears in place, and not fix the problem (happened to me). No excessive heat either on the casings of the diffs too. First, the selector lever for the 4wd feels pretty hard and is pretty difficult to move (Usually have to use both hands). (Play at the T-case not the front diff) I was going to check the t-case fluid but the plug stripped out so I can't get the plug out. Doesn't happen below that speed and stops when you take your foot off the gas. If it is from the the Transfer case it is normally a symptom of a bad lo/hi clutch component. ⇒ This may result in a customer complaint of excessive noise present with 4WD engaged and goes away when switched back to 2WD. transfer case, AWD, multi-mode: brian2sun: 3rd gen T4Rs: 179: 03-05-2024 09:06 AM: Transfer case whining in 4lo mode: kao: 4th Gen T4Rs: 11: 02-07-2011 09:22 PM: Advance Adapters 50-5705 Transfer Case Adapter 700R-4 To A Toyota Transfer Case 21 To: NMRunner: Classifieds - buy & sell (no commercial Mar 3, 2013 · There's normal noise and then there's bad/abnormal noise, which will usually be accompanied by shifting problems if there's a trouble developing in the transmission. At first we thought it could be the pinion bearings but they all seem fine. The whining noise might linger in the background when you’re sitting in the park or neutral. That's gear whine. Check it hot. No noise present from the front or rear diffs period. to/2NJQCDwIn Canada get a NP231 Rebuild Kit here https://amzn. Feb 27, 2011 · It creates a loud noise. Gears will whine - listen to the noise reverse or first makes. took over. I am thinking that its the transfer case, probably a bearing going bad, I checked the gear lube and it looks new and was full. 5 power). Aug 23, 2023 · Bad bearings, like the needle thrust bearings inside a transmission’s torque converter, will often start out with a whining noise. They just called and said that the noise is coming from the transfer case it the whole thing might need to get replaced. If the noise goes away, call it a win and move on. I put the transfer case in neutral, and shifted through all 5 gears. 3 L engine and a 10R80 transmission. When stopped for a traffic light and transmission is in 1, whine audible, when you proceed after the light, the whining audible to gear 4. If you hear a rumbling or clicking kind of noise that gets worse when you make hard turns, it could be a sign of a worn wheel bearing. Conclusion. At first I thought maybe it was a bit quieter, but the difference is so small that I might have just been imagining it. Dec 11, 2007 · With the drop in temps up here in the frozen tundra, my 1997 4x4 has been making a lower-pitched whining noise. That solved the flashing A4WD Light issue, but now, I have a whine that sounds like it's coming from the transfer case (drive past some jersey barriers with window down, and you can really hear it - it is affected Jan 11, 2012 · Hi, I have a '98 ZJ that's making a loud grinding/Whining noise that sounds like its coming from the transfer case. 13 gears right away. Shift through all the transmission gears while test driving the truck. Everything has been great up until 2 days ago when I started driving the t case started making a weird noise almost like a whining or humming . I put it in 5th gear and it got louder. Therefore, there are several steps to fix it. I did a simple trans fluid change yesterday with not much change in the whine. Sep 16, 2019 · On which basis it seems like it is most likely transfer case related but still doesn't isolate the output shaft on the gearbox I guess I have uploaded some videos from tonight driving in low range. Also check the VTM4 rear differential Mar 24, 2016 · The Landcruiser transfer-case is a "side thruster", i. 0L 5-speed NP231 transfer case. The transfer case gear, which drives the shaft connected to the rear differential, is also lubed by the transmission fluid on the 2003-2005 Pilots. Is it possible for the transfer case to make the loud whining noise while not in 4x4? Oct 22, 2003 · Open to suggestions on my 87 Samurai, the transfer case (I think) has a noticable whine/roar in it above 35 mph. I replaced the transfer case with a used one, flushed and refilled it. to/3g4svuNI went down this rabbit hole for a long time before I figured it Apr 21, 2009 · When I'm driving, it sounds like it's coming from below the front part of the center console where the transfer case is. (Drain plug was already stripped out). Mar 29, 2016 · I did alot of research, and almost all threads ended up with the transmission failing. Replace the seals – Leaking seals can cause damage to the transfer case, so it’s important to replace them as soon as Apr 24, 2011 · It is making a whining noise. Sep 2, 2008 · I have a whining noise coming from the transfer case I believe. I have re-checked the levels of each this past weekend. I have never had a 4X4 without the electronic transfer case before so I don't know if there should be a noise. Depending on what type of noise that the transfer case is making, the oil type and amount has a big factor in the transfer case emitting a noise. Hope you guys can help me out. Feb 25, 2011 · I once had a customer with dakota complaining about a bad transfer case leak - the chain had worn throught the case. The transfer case started making a whining noise that corresponded to the RPM'S and lowered in pitch when the RPM's reduced! Took it to KIA and after just listening to it without looking deeper said I needed a new transfer case. Sep 24, 2019 · Check the transfer case fluid level and condition. Not exactly grinding but it's close (I'll make a video later to get the noise). Jun 28, 2021 · If I listen VERY carefully, when things are very quiet I can sometimes hear the clunk noise. Apparently they drove several 2018 Acadias they had on their lot and couldn't get any of them to make the same noise. The transfer case should have the oil changed every 60K. Within a week the torque converter needed to be replaced. Nov 22, 2023 · Hi Sean thanks for all the helpful info – I have a 2014 Chevy Tahoe and about 3-4 months ago I noticed a whining noise that became audible at around 30 mph, got higher-pitched the faster I went; then when the vehicle decelerates is decreases in pitch – almost like a fire/police siren that’s been turned off. There’re is one transmission. I'd blow a speaker or an ear drum first ha. The pig performed like a champ! Now I'm home and commuting back and forth to work and I start hearing a sporadic whining noise. Hi there. The root cause could be low fluid level or a mechanical problem, such as a loose chain , bad bearings , or damaged gears. Jul 16, 2012 · I noticed a "jet engine like" whining noise when I let my foot off the gas. It leaked out most of the fluid & must have taken out a bearing or two because the whine is still there. You must check your transfer case for leakage if you hear a whining noise while the truck is in four-wheel mode. Just the transfer case has 3-4 places it can have bad bearing. It hasn't bothered me enough to take it in. Anyone have similar problem or should I be worried about a lemon. I havent been on much, been busy at work. I made Oct-2019 and through 16-Dec-2019 may exhibit a high-pitched whine noise coming from the transmission at low speeds during light acceleration or coasting. I also had the dealer check and confirm that the CVT has oil. First I thought it was coming from the driveshaft or the front/rear diff, but wasn't sure. I have now torn apart the two shafts and listened to the whining noise with a stethoscope and I can hear it clearer near the gearbox and transfer case joins up on the top side. Any ideas, should i be worried? Only happens in low range. ) It does it in park, in gear, while driving, etc. A clear sign of a bad transfer case is a loud noise coming from the system. I found this information on a Dana 18 rebuild page and it looks like what harvey45 is saying might be the right way to go. The noise is also present at different times, but it is intermittent. Dec 12, 2013 · I brought my '13 RRS to the dealer for a whining noise that it makes with the gas pedal pushed at 80mph. And my trans fluid looks and smells good. It gets louder the faster i drive and is really bad above 60mph. Mostly happens when decelerating. Cause This condition may be caused by normal transfer case break-in and wear period, creating May 25, 2012 · 2004 - 2008 F150 - transfer case/transmission noise - hi guys. Once the rpm's build up it goes away. I would call it more of a whirring noise, but its something I just figured was inherent in the design of the transmission. The dealer is quoting me $1,500. It has a yellow dipstick on the left side near the air box. Dealer replaced both Hall Effect sensors. This condition may be caused by normal transfer case clutch plate break in and wear, creating excess contaminants in the fluid. The whine fluxuates with the transmission shift change during acceleration. Jul 18, 2011 · so this morning out of nowhere my transfer case started making a really bad noise, it sounds like a clunking/grinding noise, it didnt sound like anything was moving around in it or anything was loose, but it was bad enought that i didnt even wanna drive it, im hoping it is the transfer case and not the transmission, what confuses me is that it Feb 17, 2013 · The Dana 20 was promoted as the "silent" transfer case because it made a lot less whine than the D18. The old chain stretched and was jumping the gear teeth during acceleration. If you switch it into 4wd it stops completely. Then again, what the hell do i know. Sounds like gear/tranny/transfer case noise. It is only part time. The only noise present was a noise inside the transfer case. I haven't seen too many problems with the front differentials but seen lots of the pressure plate and bearing problems. there is no grinding sounds or anything like that just a whining. Noise at no load. I am wondering if anyone else had the same symptoms and it was diagnosed differently. Oct 3, 2021 · In this video #1 I'll showing and explain the noise been fix for the Mercedes-Benz SUV transfer case. Check transfer case fluid level. I define a whine noise more like a power steering pump low on fluid. cab, LS Trim pkg, Straight piped, M/A pump rub fix, injectors replaced, Nicktane CAT conversion, PPE Boost valve, K&N w/intake mod, Hypertech 30021 programmer (lvl 3), Leveling kit, 285-75-16 Nitto's, Viair custom air system w/Grover horn, Cluster upgrade w/lifetime stepper motors, B&W 30k lb hide-a-ball gooseneck hitch Jun 2, 2012 · It sounds like a whining noise right beneath me. But you can hear it. The Hanes book says that this indicates a transfer case problem. Dec 3, 2003 · My Avalanche makes an oscillating noise at around 25mph (especially loud if you hold the speed when it starts making the noise) when in auto/4wd. After another 45 minutes of diagnosis at the shop (running it on the lift and listening with a stethoscope), they isolated the noise to the end of the transfer case. Here's what I've done (some of this stuff needed doing anyway) Replaced CVs and shafts of front axle Replaced CV on front DS Replaced pinion bearing at the back of front diff Changed Transfer case fluid Nov 15, 2007 · finally figurted it out, the rear transfer case bearing is making the noise. If you get on the highway just as you start your vehicle and on 6th 7th or 8th gear no whining. 13 gears on my manual gladiator sport. The shop says the noise is coming from the transfer case and it may have been damaged from not programming jeep to 5. Jul 10, 2013 · 5. 3 inch MBRP Nov 14, 2020 · Primary Bearing and Clutch Hub Replacement in Detail. Correction Perform road test to diagnose transfer case noise: 1. It engaged but was still making a deep whining noise. If you haven't had a oil change at 90K, I would do it asap. My mechanic says this noise is coming from the transfer case, and it would be $3500 to change it. no skipping, acceleration lags, etc). Still, a healthy D18 should not deafen you or drive you crazy. :Shrug: But, the issue with the transfer case is still present I'm sure. I am really enjoying it despite having a whining noise that is present when the AWD engages. The seal also helps to keep fluid from leaking out of the front and rear output shaft to the differentials, which keeps all metal components properly lubricated for . Mar 25, 2004 · My transfer case just started making a loud whining noise the other day. Unfortunately you need to replace the entire transfer case. Every one of them had some sort of transfer case noise when engaged. Not only is the 4WD noise essentially gone, previously in 2WD the plastic shroud around the transfer case shift lever would sometime buzz annoyingly at higher RPMS. The dealer will say it is not, just because their system does not show the bearings, but if you can live without your car for a few days, any shop worth their peanuts can disassemble the t-case, order the correct cones and cups aftermarket, a few pieces from the dealer - which includes a particular bolt which is This condition may be caused by normal transfer case clutch plate break in and wear, creating excess contaminants in the fluid. Feb 9, 2020 · OK so as promised, I did try 75W-140 in the transfer case. When you notice a whining noise from your transmission, check the fluid level and ensure it is on the The transfer case is filled with special gear oil. :crazy: Oct 10, 2013 · The transfer case and trans were rebuilt at around 98000 miles by previous owner. 1:14 Floorboards 1:52 Primary Cover 2:30 Chain Tensioner 3:06 Clutch 4:24 Compensator 4:54 Removal of C Feb 10, 2018 · I used part number 22847405 and it was correct for my 2012 silverado 1500. On mine, doing that makes the idle drop a little (that crazy 2. Only happens in reverse!— sound does not occur when in drive(or any other gear for that matter). It doesn't happen all the time. We usually keep it in 2WD. We checked the transfer case - it was low on oil with failing bearings. The bad news is it still clunks pretty loud when i put it in reverse. Apr 18, 2011 · When accelerating i would here a whining noise once i hot about 35-40MPH and as the speed increased the noise went with it. Sometimes I hear no whine all day, then the next day it starts during an acceleration from say a stop light mid way through a trip. If you isolate the sound to either diff or either nose on the transfer case, remove the attached drive shaft and drive it again with the center diff locked and the ears on the affected diff and transfer case nose. So I tried carefully going around a turn, I heard a little clunk, and the gear whine suddenly went away. 7. These noises include whining, snarling, and humming. Dec 17, 2002 · You should be able to tell the difference between gear noise (normal) and bearing noise (not). When I let off the gas the whine almost turns to a grind and goes away until I tap the gas again. I made another post which was then deleted by the moderator, I assume because I trashed the new truck, but this new 2014 has been quite disappointing. 00 Dealer says rebuilding with updated parts would cost more. I've asked my passengers if they notice something but nobody else really notices it. Took the drain plug out and maybe a half a cup of fluid came out if that. Mar 22, 2022 · I don’t know what a transfer case is. Clunking Differential Noise Sep 11, 2021 · Ever since, it now has a loud whining noise all the time in 2wd. Sounded similar to the noise I hear when driving. All information on finding is about trucks when they're in 4WD or shifting gears but I'm always in Drive and wondering what problem can be? Sometimes I even hear a gurgling noise that's been for the last year at least but never the whining noise. First, I have a '97 Jeep TJ Sport. I purchased new early this year and noticed a mechanical noise (whining gears) / slight vibration • Howling noise • Whining/Whirring noise • Shudder/Vibration • Grinding noise Some customers also may state that a noise can be heard in 4HI, but goes away when switched to 2HI. Mar 20, 2011 · The noise goes away when I shift back into 2 wheel drive. It makes a high-pitched whine at freeway speeds and I changed out the gear oil from reg 85-90W to 75-140 Royal Purple. Here are some of the symptoms you may notice when your vehicle's transfer case is bad: 1) Noise from Transfer case. I have searched through this forum and do no find a common problem with transfer case noise. It should be reddish-pink fluid. In this video, Andy explains some of those problems you may face with your vehic Feb 15, 2020 · Recently came back from a trip to Arizona from California and a whine started underneath the truck (2006 CCSB 4x4). So, let it be troubleshooted and documented by the dealer. No lights have ever come on and the car drives excellent (i. See full list on blog. Jan 8, 2019 · In this video I fix my 2005 GMC Envoy, which is also like a Trailblazer, from a common whining noise issue. Nov 17, 2023 · Find out what's causing your car to whine and how to fix it If your vehicle is making a whining noise, finding where and when the noise occurs will tell you everything you need to know about repairing the problem. I was somewhat disappointed that it didn't have the deep sporty sound. He didn't have a problem with the horrible noise it was making, just the fact that it leaked fluid on his garage floor. The Truck Won’t Come Out of Neutral Aug 16, 2018 · No issues pulling it at all, quite the opposite. 3rd gear there was a very very faint buzzing noise. -Sometimes you can isolate the noise just moving around the engine compartment so your search is narrowed. to/31bFbrlThis is a case study of a NP231 Transfer Case Whine, I Feb 5, 2024 · Before you drain the transfer case oil first refer to your owner’s manual for specific fluid change recommendations and exact TC oil specifications. Sep 3, 2010 · My car makes that noise too. To prevent such issues, regularly check the transfer case fluid level and top it off if necessary. Try turning the wheel back and forth when you're not moving and see if that makes the noise change/happen. It was the most noticeable characteristics when getting adjusted to my new car. 00 for the transfer case (new) so that is why I am concerned about fixing it ASAP do to the cost Nov 16, 2012 · It sounds like something is rubbing on the drive shaft but the noise goes away when coasting or when I'm in 4L. Estimated cost to fix this problem is $7,000! Link to the Main Transmission filter and gasket: https://amzn. We should have the vehicle back tomorrow - I'll update after we get it back. What does a failing transfer case sound like? It can make high-pitched sounds, like whining, or even growling; which is like a low, deep rumble from an angry bear. it comes and goes. Is the whining noise Aug 22, 2019 · Ben out for a long run today (150 miles) no trouble at all. Brought to local Ford dealer and indicated problem to be: 1) truck has one odd tire which has different tread depth on right rear; and 2) transfer case been 'torn-up/worked-over' trying to compensate for the different circumference tire. Mar 28, 2013 · Step 3 - If your transfer case is whining, buy my built spare. If the wrong type of fluid is put in the transfer case, then the chain or gears will not lubricate properly and cause a whining noise. Now 4th gear at a 1:1 ratio it started making a clunking sort of noise. Nov 19, 2014 · The area he's pointing to would indicate to me some sort of transfer case problem, but I've never heard of a transfer case to have a higher pitched howling/whine/turbine engine type noise. Whining noise in 4WD (Front Vacuum Hub Assembly Leak) Feb 9, 2020 · My 1996 has been making a strange whirring noise at speeds above 20mph. My 2019 F350 does it as well. Feb 10, 2007 · But i may pull the front driveshaft out, and jack up the back and let it run, assuming it doen't take a load to create this noise, the transfer case should still turn causing the noise to still happen (maybe). May 15, 2013 · T-case Differences (all years of 3rd gens). Apr 16, 2013 · I have a squeaking noise coming from the rear of my transfer case when driving its worse at lower speeds I sprayed oil into a small hole that's in the seal where the driveshaft goes into the tc and the noise goes away for a day or so can anyone tell me how to fix this problem. There is a nice smell of gear oil too. this was causing my whining noise upon Apr 30, 2010 · I was driving down the road in 2WD and while slowing down, There was a loud grinding noise coming from the transfer case. Dec 5, 2017 · I then put the car in D, jam a piece of wood between the driver seat and the gas pedal and get it to the speed when you hear the noise. Sounds like either the bearing on the pressure plate inside the transfer case for the clutch is making the noise. Noise goes away when shifting into neutral while moving and giving it some gas. The average cost of replacing a bad transfer case will be around 2700-3000 USD. well, 1 new drive shaft later, not a u-joint. Something like the hi/lo shift fork spring is broke, shift fork wear pads are wore out or hi/lo planetary gear thrust washer has excessive wear. I tried shifting back and forth between the two, but the gear noise continued, despite the 4x4 light being off. 75w90 in the rear diff. It is not constant, it sort of does it for 3-5 seconds then it fades, then it comes back again a few seconds later. Oct 19, 2020 · 2015 - 2020 Ford F150 - 2019 F150 Lariat - Transfer Case / 4x4 sounds like it is engaged when it should not - Hello F150 Experts, I could use the group's input on an issue / question I have on my newer 2019 F150 Lariet. If there is a noise while the truck is in neutral, or in some gears but not others, remove and repair the transmission. It was a definite whine and putting pressure on and off the drive line affected it. I took it back to the dealer and the mechanic told me that this noise is normal for a manual transfer case (it sure does not sound normal to me). Once I hit 20mph or so there’s a very loud whine when accelerating but is quiet when you’re not touching the gas or if in neutral revving it there’s no noise as well. some more than others. A transfer case noise when accelerating can be solved with little effort. Before I pull the transfer case adn swap in one I have that is good, any suggestions on trouble shooting this? Jan 14, 2014 · Dropping into neutral under Acceleration or Deceleration could still be from the Transfer case. I myself have not done the pump rub kit yet and wondering if he whining noise means it’s too late for my t-case? No cracked case or oil leaking. Is this the case or is it only making the noise when you are moving? If its making the noise when its on all of the time, it could be anything from the engine to the trans as thats the only two things moving when youre just sitting Jan 31, 2019 · The dealer is now replacing the transfer case. It's there when I'm on the gas or Mar 16, 2020 · When in reverse there’s a weird sound coming from underneath vehicle—possibly from transfer case. I dont believe this is a "live with it" whine. Feb 3, 2006 · UPDATE: HELP Humming/Whine Noise in front end 4X4 UPDATE: I just checked the fluid in the Transfer Case and it was completely empty. This noise has not gotten any worse, but it is there consistently. Aug 9, 2023 · Grinding noise: If you notice a loud grinding noise when trying to switch between modes of drive or when accelerating, that could be due to a broken snap ring, a loose chain, bad bearings, or damaged gears inside the transfer case. Torque converters, planetaries, transfer case, many areas listed. There was not much evidence of any leak. Initial problem: I’d get a Jan 12, 2016 · The purpose of the transfer case output seal is to prevent fluid from leaking out of transmission, where the transfer case is connected by way of the transmission's input shaft. Make sure your wheels/tires are the same size and rotated in every oil changes. This may be due to the outer output shaft bearing. and does not really change. You can switch to 2wd and all whining noise is gone. Nov 25, 2023 · How does low fluid affect transfer case noise? Low fluid in the transfer case can lead to increased friction, heat, and wear in its components. The dealer says that it is a bad transfer case, and (good news) that there is an updated replacement. Even a small difference on the tires overall diameter will put lots of stress to the transfer case. They took the transfer case apart and found a bearing/race really worn down. At slower speed the noise builds up around 40 - 50 mph and only in 4th or 5th gear when I take my foot off the throttle the noise goes away. The most common wear part in an otherwise good trans/tc is the intermediate gear shaft in the transfer case. Jun 9, 2021 · NP231 Rebuild Kit https://amzn. It gets louder with revs. com Jan 15, 2024 · I have developed a front end noise or transfer case noise after installing 5. If there is a leak, the gears won’t be lubricated and will start wearing out. Dec 6, 2016 · Been hearing a drive train 'whine' when traveling w slight load around 20 to 30 mph. The problem is that when driving in either Awd or 4 Hi there is a whining noise up to about 30 mph. The noise is a high pitched whining noise almost spinning-top like: Apr 21, 2010 · Repeat on the rear axle. Almost like a fan clutch engaging but its from the trans. I found it while running it at 65mph on a rack, then it was very visible on the right side of the case. When it is extremely cold out the car will also make a whining noise during deceleration usually between between 10 to 0 mph. Nov 26, 2020 · My 2017 F350 had a slight chain or gear noise when 4WD was engaged, more noticeable when deaccelerating. I thought it was rear diff or transmission, but yesterday when I jacked up all 4 wheels and run the trunk Apr 15, 2012 · Well i got a chain and bearing kit put in my transfer case and the good news it needed done because it was wearing the inside of the case. 1aauto. Oct 30, 2014 · Lately I have been getting what sounds like a gear whine. Is the whining noise Aug 1, 2004 · The transfer case on my RX 300 (106 K miles) is making a whining noise on deceleration. Modern chain-driven transfer cases are noticeably quieter than the D20 or D300. Nov 2, 2014 · So after being very frustrated with this I went to my buddy's house. So now they are ordering a new transfer case housing! 98 expy EB, had flashing A4WD light. This isn't an easy fix. Any insight is appreciated. There is a TSB on the subject. Aug 9, 2023 · Symptom Identification: Characterised by a high-pitched noise, particularly when accelerating. We put the truck on the lift and ran it in 2wd and 4wd. Feb 18, 2013 · The whine appears to be emanating from a point at the Transfer Case or forward but I just can't be certain. Try replacing the fluid with the manufacturer’s recommended type and see if that resolves the problem. BMW X3 -12 with barely 70000 km on the meter. it still made the whining noise after fixing the center diff clip that was bent so i took it to my local subaru dealership. Sep 18, 2014 · As far as your rear end whirl noise my D35 has the pinion bearing going out. Ford doesn't sell internal parts for the transfer case, only seals. Glen Diagnosing some drivetrain noise out of my NP231 transfer case in my 1992 Jeep Cherokee XJ. Sounds sort of like gear whine. they took the tranny out and split it open and they found a bad roller bearing in the transmission on one of the 2 main shafts. -Check the steering pump. May 20, 2009 · My transfer case has started making a horrible grinding noise. Can one drive safely with a Sep 15, 2023 · If you hear noise from your transfer case, especially when accelerating, it is a clear sign that it is bad or has developed a fault. Nov 6, 2018 · The transfer case is serviceable if your mechanic knows what they are doing. There is no way to tell if the transfer case is low because you can't see into the fill hole and there is no dip stick. I just selected 4WD that day to see if that whining noise Dec 8, 2013 · It's one of those high frequencies that turning up the radio doesn't drown out. (Wifey called it a Wookie noise. I have owned the car since new and have had the dealer perform all major services for the life of the car. Chevy replaced and another 12 days later had to repair again due to a bad seal in the converter. Oct 3, 2019 · If your Nissan Pathfinder is experiencing a whining noise, determining where and when the noise is happening is coming from is key to diagnosing and tracking down the cause. But the noise is still Feb 16, 2016 · Noise tends to be worse the colder the temps are and gets slightly quitter when up to operating temperature. I even changed the transfer case vaccum May 14, 2021 · I started with driving in L4 with and without the centre diff and the noise is there still. It could just be a coincident. If you transmission is, send it for a rebuild and BE SURE IT INCLUDES - IN BOX - EXACTLY WHAT THE SYMPTOM IS. Or possibly the front output bearing on the transfer case. Common Causes for Whining Noise in Mercedes Models Feb 21, 2024 · Replace the fluid – If your transfer case is making noise or experiencing issues, the fluid may be low or dirty. They replaced that and road tested only to find the noise still there. The customer described the noise as Mar 27, 2019 · It's also possible that the wear is in the transfer case gears. Re-filled it with almost 2 quarts of trans fluid and took it back out and the noise is still there. And not very much in it. , and go under and listen to the bearings, transfer case, both differentials. That whine is present and audible up to 4500 rpm or so (the highest I've been). The service 4WD message has gone away for the moment. When coming to a stop it makes three roars type sounds much louder than the whining while driving. The transfer case fluid should be changed every 30,000 miles especially if you use the four-wheel-drive off-road often. Feb 28, 2001 · Bad transfer case I have the same problem. So if you suspect a noise from the transfer case, replace the fluid with the correct fluid as dictated by the service manual and recheck for the noise. Nov 24, 2005 · wine in 4wd. May 24, 2014 · Hey guys, Sorry im so late responding. Jump to Latest Why is it making that noise? 06 LBZ ccsb leveled 20x9 incubus krawlers, 285-55 nitto terra grapplers, S&B intake. The transfer case was leaking both, from the real seal, and through the flange that connects transfer case extension to the transmission. Rumbling Differential Noise. Very common failure is the front of the front u-joint, inexpensive Dec 17, 2020 · Recently in October 2020, the noise came back, as I posted a couple of weeks ago here (Engine Noice - Hum or Whine). Nov 8, 2023 · A bad transfer case in a vehicle can emit distinct sounds that signal potential mechanical problems. But then I remember hearing that whine is the result of inefficient underpowered engines. Those usually howle and its full of fluid. Oct 3, 2019 · If your Honda Pilot is experiencing a whining noise, determining where and when the noise is happening is coming from is key to diagnosing and tracking down the cause. That will add a lot to the whining noise if it's worn. It does not make as much noise when I try it with OD off. The oil lubricates the gears and keeps them from wearing out. Sep 28, 2014 · Loud whine at high speed - Normally caused by worn intermediate shaft bearings - Replace the bearings and the shaft. What I first thought was a power steering pump is Mar 30, 2012 · I just bought the truck in January with 30,000 miles on it. Mar 2, 2011 · Unfortunately, I can't find a rebuilding kit for either the 5-speed transmission or the transfer case. I mean when I'm slowing almost to a stop in 2wd, it sounds like I'm running in 4Lo. When I got it home, I drained the fluid- it was real dark and merky looking. Most likely power steering pump. May 1, 2013 · I have a 2013 Kia Sorento with 9,000 miles on it. All past BMW's I've come across with transfer case issues, their sound is more of a lower rumbling noise type. It sounds like the normal "i'm in lowrange" whine, but much louder. I had an old jeep that made a similar noise in the rear end and was just bad gearing in the dif. Possible Consequences: If ignored, the whining noise can lead to serious transmission issues and costly repairs. Note - I have a slip yoke eliminator. (bad news) $1800. Some technicians may find the concern coming from the transfer case. Mine would make a whining noise if the fluid was old and it engaged in snow. But a soon as i hit the gas again it the noise would resume. Truck has 160,000 miles. the t case would have to be removed and disassembled for the repair Oct 28, 2019 · Follow the front drive shaft as it connects to the transfer case. After half hour of street driving whining noise level is much lower even when vehicle is stationary. I used Lucas Oil Synthetic because that's what Amazon had. I do not consider it a problem. Note that some transfer cases make noise too. It gets louder and increases with speed and slows on decel. This design not only makes the transfer-case want to spin around in a circle behind the tranny, but it multiplies gear noise/whine, even with helical gears. Nov 18, 2016 · As a result of this, you don’t do too much servicing of a transfer case outside of fluid changes. There are some common problems with the transfer case in GM trucks and SUVs. (plus some kind of a seal leak at the transfer case)I live in the mountians and use engine braking nearly every day. Mar 10, 2018 · If you have a whine, and daughters/wife are not in the car, I would definitely take that vehicle into a dealer for service. Jul 13, 2010 · Noise from the 4 wheel drive driveline. If not, you might get a new transmission out of it. When i took my foot off the gas the noise went away. Jan 23, 2009 · just an update on my whining noise problem. I let off the gas and it whines a bit as the truck lunges foward and stops as the wheel speed matches the tranny speed. I am assuming this has to be my transfer case or transmission? I am under warranty but want to know if this is a common noise or if there is a problem before I bring it in to the dealer. I get that same gear whine noise that you hear from the transfer case when you run in 4Lo. I filled it back up and put it in 4HI. Thx Jan 16, 2008 · The whine I heard with the original transfer case would start around 38 MPH and kind of stay there until wind noise and road noise etc. it is most pronounced at highway speeds in the 65-80MPH range. I cannot pinpoint it further than that without tearing down the transfer case. . 6. Gets more noticeable at 45mph, then I don't really hear it after 55mph. 3. It w May 9, 2014 · The transfer case shouldn't make any noise while just sitting in park as nothing in the transfer case is moving. ATF in the transfer case. The interesting part about the ride was that he mentioned the B58s "make a ton of odd noises" probably referring to the 8AT whining noises that so may owners complained about especially in the M140i and the M240i. I'm trying to pin down what the problem might be in order to fix it. Jan 15, 2017 · I am new to the forums and I just picked up a 2014 RT AWD. We pulled the transfer case today and opened it up and nothing seems out of the ordinary. Jun 11, 2004 · Make sure the stake nuts under both front and rear driveshaft companion flanges are tight, and pull the cap off the back of the transfer case, and check the stakenut on the transmission output shaft as well How Do You Fix A Whining Noise When Accelerating? Several factors can cause whining noise from the transmission. If you are lucky, its a fluid level issue. 3 extended cab 122k, my first Silverado. when i step on the gas in 3rd and 4th and 5th gear it builds with the RPMs climb. I put the truck on jack stands and put the truck into gear and determined it was definitely the transfer case. If you hear a grinding, growling, or humming noise that changes with vehicle speed, it might be coming from the transfer case. to/3pAhaWlCanadian Link NP231 Rebuild https://amzn. The transfer case could be low on fluid or have worn interior components. The 2019 Ford Ranger arrived at our shop with the customer complaining about a low-speed whining noise while driving. Mar 7, 2018 · Just bought an 01 1500 4x4 5. there is a rear differential. Jan 12, 2017 · Thanks for the idea! After trying to test the steering oddity for a while, i couldn't get it to present consistently, so i'm ignoring it. The problem has been diagnosed by the dealer as transfer case and transmission failure. I think I’ve narrowed it down to the transfer case. 12 trucks in total all either GMC or Ford. Jun 16, 2010 · The shop foreman duplcated the noise and said it was from the transfer case and it was "gear backlash" and it was common to the X3 and not a defect so there was no fix. I had my transfer case and transmission replaced for this reason at 42k miles in a 2016 RAV4. Here are the steps to fix the transmission whine. To start off, whenever I get over 10+mph there a strange, grinding type noise. power enters the transfer-case, then has to make an immediate 90 degree turn towards the center idler gear. Have a noise that I thought was a u-joint. to/306vsSfLink to the CTVF-4 Fluid: http Jan 26, 2023 · In this issue of “Keep Those Trannys Rolling,” we’ll take a look at a 2019 Ford Ranger equipped with a 2. thanks, Joe Nov 14, 2014 · Step 2 - Check transfer case for whining noise. -If the whining only comes on when the A/C is used it narrows the source down too. I wouldnt think the transfer case is making noise, or the whine noise atleast. Easy easy easy to check and to change. 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