Rear differential leak sealer. html>nw
While this is a pretty large price range, that’s because rear differentials vary vastly in size, and you still have to factor in the exact problem of your rear differential. I don't think anything else needs to be touched. The price of a rear differential seal replacement can vary depending on the vehicle that you own. After installing all-new Differential pinion seals, differential side seals, and axle seals, fill the Differential with fresh oil. The most important thing to do is to catch the leak early; if left unchecked, a small leak can quickly turn into a much larger one. 2013 Outlander Max Xtp, Richochet full skids, Muzzy Digituner, Hmf Swamp XL pipe, Uni-Filter, Race Driven brakes, Tribal LED Whips , Halo Angel Eyes , Ogio Honcho rear storage, Billet shifter, Cobra Nov 29, 2023 · During my last Friday visit at a dealership for a brake fluid service, the technician discovered during the inspection found rear differential leaking fluid. Finally, replace the fill plug and run your vehicle to check for any leaks from the new Differential seals. Cleaning and recheck. . Aug 29, 2018 · The rear differential in my truck (9. Take a look as we repair this common issue so you can do it yourself - or decide you wan Mar 30, 2016 · Leaking Rear Differential My car its seem to be having the same problem. A rear main seal keeps your vehicle’s oil inside of the rear of the engine. Diagnosing a leak from the rear differential on a 2007 Ford F150 4x4. Mechanic said they are fixing lots of seals. The fill plug has tapered threads. The make and model of the car are significant cost drivers. Pinholes start to rust through and leaks start. If you want the easiest way to seal a rear differential leak, using a differential leak sealer is your way to go. Feb 27, 2023 · Differential Repair. I replaced the pinion seal last year, this leak is coming where the pinion housing joins the diff (see photo). g. Sep 20, 2020 · Usually a diff failure occurs on the ATS due to the rear axle seals leaking enough that fluid gets low enough to cause damage. Remove the leaking pinion seal with a seal puller tool. Now the seal which has a metal case around it seems to be frozen in the differential. However I assume that is where it is leaking from and there is a carrier gasket there that I assume may be the source of the leak. the TSB quotes labor at 1. The most common cause of a rear differential pinion seal leak is wear and tear. Probably the CV seals. Jul 24, 2023 · Timely rectifying rear differential leakage in your vehicle is paramount to avoid inflicting considerable harm to your automobile and limiting its operability. Just add to the engine oil to restore and seal gaskets. Apr 16, 2024 · Fluid Leaks: A telltale sign of a failing rear differential seal is the presence of fluid pooling under your vehicle, usually with a distinct odor. If those leak, I would first check the top of the differential, the pressure relief valve, see if you can jiggle it by hand (you can't see it, but you can reach it blindly). That is most likely an axle seal not the rear. I replaced it, after a few miles I noticed that it was leaking again. Unbolt the drive shaft, measure the rotational resistance with inch pound torque wrench, remove the pinion nut and flange, pull the old seal, install new seal, set rotational resistance while installing pinion nut, and reinstall drive shaft. When I got it off, the red factory sealant was still in the threads. After examining it further it looks like the leak is located at the lower left. 98 and the remainder of the cost was for parts. May 30, 2014 · Ok so my rear differential axle seals were leaking and in reading here this seems common enough of an issue but there was a surprising lack of information on how to do the work so I figured I would write up a guide as there are some tricks a guy can use to make the job much easier. Fel-Pro differential cover gaskets are engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces. Recommend re-seal rear differential. Synthetic differential grease is used in this vehicle, and while it has the same weight rating, it appears thinner than traditional 80W-90 weight grease. Mine was leaking on both sides. Nulon Transmission & Differential Stop Leak is a uniquely formulated product which works fast by rejuvenating seals, gaskets and o-ring elasticity to stop leaks and fluid seepage. Universal Stop Leak (T100) | Fast-Acting, No-Clog Formula Restores and Conditions Seals, O-Rings, and Gaskets to Stop Existing Leaks and Prevent New Leaks | Non-Corrosive | 3. However, BlueDevil Rear Main Sealer permanently stops rear main seal leaks. Jan 11, 2016 · The pinion seal is located near the pinion shaft and is designed so that fluid does not leak out of the differential. In this quick video I touch on some basic maintenance related how-to's. A leaking seal, other than causing How to fix the breather vent on the rear differential on most cars, this is one a Rav4 as an example, but very common on these models. Surprised that it lasted this long after seeing it. When there is a leak in this region, it can be an expensive fix because it involves removing the transmission. Mar 12, 2014 · drop the drive shaft on that end and remove the yoke leaking into the diff. It is important to note that the front axle seal leak repair cost differs from the rear axle seal leak repair cost due to the price of the seal and the labor involved in replacing them. Just to the left of the pumpkin housing, you can see where fluid has seeped out of the differential housing over time and has that wet, stained look that is Mar 31, 2009 · Gear oil has friction modifiers that break down normal RTV and cause leaking, but this specialty silicone has been tested to Original Equipment Manufacturer (OEM) specifications to ensure complete sealing power. we have a 2012 journey that started with a leak progressed to a noise which our dealer Leduc Chrysler could not repair after 3 attempts the rear end was replaced at 17000 kms and this weekend the new rear end locked up at highway speeds sending us into a skid down the road Jan 26, 2010 · So my rear differential (08V500043B) has started leaking from what looks like where the 2 housings meet. Understanding the common causes of rear differential leaks can help you to identify and prevent them. My friend who is mechanic is going to replace the seals (pinion seal on the differential and the seal on the axle). May 22, 2010 · Ive got a leak in the rear diff that appears to be coming from the seal around the axles on each side. First, you need to make sure there are no leaks around the rear differential gasket. Vehicle type and model. Parts are non-returnable. Believe me, it had Aug 5, 2012 · Rear diff leak looks innocent enough however it gets much much worse. If its an axle seal get it to the dealer asap before it ruins the rear brakes on that side. I am planning to take it to the dealer soon. Mar 23, 2022 · Addressing a rear differential axle bearings and seals leak requires a safe place to jack up the car as well as a better than average set of mechanic skills for a DIY project, but it can be done. Sep 28, 2013 · 1973 - 1979 F-100 & Larger F-Series Trucks - 79' f150 Rear differential seal leak - Hi I am new to the site and a new owner of a 79' f150 2wd ranger lariat package. The "correct" repair would be to have the differential overhauled, which would involve removal from the vehicle, opening the differential, installing new wear-components like bearings and thrust washers, then reassembling with new gaskets and seals. Jan 25, 2011 · I have a 2008 Rav that started leaking from the rear axle seals with only approx. Replaced that one and it too is seeping. Mar 1, 2013 · With the old seal out of the way, the seal bore was cleaned and inspected looking for possible marring or other damage that could have let fluid leak around it, but no damage was found. It seems that this differential has a liquid silicone based gasket and was wondering if anyone has run into the same issue in the past as I can't find much info on this type of differential. He also left the axle nut too loose causing the new seal to leak worse than the old. the stock rear carrier cover does not use a gasket it's RTV'd on and shouldn't leak. Oct 22, 2022 · The differential pinion seal is a notorious leaker in the BMW E46 M3 and on other M-cars with limited slip differentials. It could be part of your routine car maintenance check. Aug 13, 2023 · The rear differential seal is a seal in the differential that prevents the fluid from leaking out. This doesn’t mean May 9, 2021 · Rear differential seal leak? Jump to Latest 4K views 10 replies 5 participants last post by Vincent May 11, 2021 Aug 19, 2013 · Sounds like you have a pinion seal leaking,I had that problem on my 1997 F 150 pickup truck,took Ford 3 times in the shop to fix it and after the 3rd time the whole rear end took a dump,bearings and all,hope you have better luck,so far my 2011 GT has been perfect,keep us posted as to the outcome. 5-inch 10-bolt rear axle. Unfortunately I bought this used in DEC 2019 and it is LOADED with RUST. Dec 30, 2015 · An axle seal is the part of the vehicle that connects the axle to the rear differential, or the transmission. Nov 10, 2016 · This creates microscopic holes in between the differential housing and the output seal shaft cover. While under power, the gear oil develops pressure and can escape from the holes in the seal, and leak onto the ground. Aug 17, 2015 · I noticed a leak on the rear differential cover on my 2013 Frontier. While you can drive with a small leaking axle seal, do not drive with a large leak. . Oct 24, 2010 · Its really not that hard at all to replace the pinion seal. It uses a rubber lip-type seal to keep gear lube from slipping past the pinion flange during normal operation. Changing differential gear oil is often over looked. If the diff fluid is leaking, there’s likely a worn seal that needs to be replaced. Jun 13, 2022 · Rear differential; Although you can save substantially by changing your rear differential yourself, you should consider the difficulty of the task before you get started. On the subframe their seems to be a thick coating of oil on it. Differential overheating: 4. Some of the common symptoms of a bad differential include abnormal noises from the drive axle, fluid leaks, and differential fluid contaminated with metal. Use "the right stuff" and Jul 4, 2010 · A mechanic scratched the right rear spindle while replacing the axle seal on my 2005 2500HD. Oct 29, 2012 · 2009 - 2014 Ford F150 - Rear Differential Leaking - Has anyone had problems with a leaking rear differential? I have a 2010 with the 3. May 20, 2020 · I pulled the rear passenger side CV shaft out of my rear differential to change a leaking seal. Jan 22, 2015 · I was under my 13 month old Crosstrek 2013, with 14,000 miles on it. Jun 28, 2013 · Rusty Rear Differential Leak Repair Jump to Latest 56K views 38 replies 13 participants last post by 02whitetundra Jan 16, 2020 Tundra or Tacoma welded differential rear cover is welded on so it can’t be replaced easily. Typically, the main cause of rear differential fluid leakage is damaged seals. If you continue driving with the leak the diff assembly may go dry and damage will be unrecoverable (new diff will be required). Glad to see that Honda is acknowledging the problem and actively pursuing a solution. I am ordering the parts from the dealership ($25 per seal!). Other side was fine but gonna replace both anyway. Jan 7, 2016 · The differential gasket is the gasket that seals the differential housing. Parts cost would be in the $100-$300 range, with labor in the 4-8 hour range. I installed two GM seals (unitized). Use a Differential Leak Sealer. 8 hours, that couldn't possibly equate to $360. Remember to research your classic car mechanics books on the rear differential axel bearings/seals and parts before starting. Its a simple process, but so many people do it wrong! In my experience, This is THE BEST way to seal up your leaky differential. 2. #1 – Differential Housing Seal Leak. Sep 2, 2009 · Rear end was leaking on my 210k truck at the yoke and recently started leaking on the brakes from the axle seal. Dumped this stuff in stoped the leak at the yoke completely and as far as I can tell stopped the leaks on the brakes or atleast slowed it down. Has anyone had an issue of their differential fluid leaking? Aug 28, 2018 · As for lowering the differential be prepared to remove part of the exhaust, and a variety of bushings and mounts. Leaks can occur at the pinion gear seals, and when the leak is bad enough, dirt and oil will accumulate right below the carrier, pinion gear, or at the brake system areas. GM made two different versions of the 12-bolt rear end: one for trucks and one for cars. I advice service advisor this should be under warranty, but my warranty expired July of this year. Please check out my sho Sep 14, 2021 · Do you have a pesky rear axle pinion seal leak??? Check this video out and figure out what you need to do to fix this problem. Mar 19, 2020 · I was able to locate leak source. Oct 11, 2020 · The drivers side, rear differential seal continues to leak. Before doing that, I had to disconnect Jul 9, 2013 · Hi, all, I've got a leak from the rear diff. to seal the differential loose Jul 22, 2014 · Fluid Leak at Rear Axle (Replace Left Differential Side Cover 0-Ring and Left Axle Shaft Seal, Add Sealant to Side Cover Flange) Models: 2004 Cadillac XLR 1997-2004 Chevrolet Corvette Condition Some customers may comment on fluid leaking from the rear axle. May 28, 2009 · Pour-N-Go Rear Main Sealer . It seals the differential housing, keeping the gear oil inside of the housing so that it can properly lubricate the differential ring and pinion gears. It appears the cover gasket/seal has let go in that area. After a little searching, I would guess the rear pinion seal is bad? Seems like it's something relatively easy to replace in the garage? Lower the rear prop shaft (4 bolts), remove flange bolt and replace seal? Jan 15, 2021 · A follow up. Over time, normal wear and age can cause these seals to leak. But the vent is there for a reason. Strange Noises: Listen for grinding or humming sounds while driving, especially at higher speeds, as this could signal a problem with the rear differential seal. Honda knows they have an issue and redesign is coming but gave me heads up that may need to be replaced again if new design isn’t out. 41,000 miles on the vehicle. Aug 16, 2018 · It may work if the seal is not that bad of a condition and will be back to normal if the breather valve is working. It's also worth checking to make sure the Diff Vent isn't blocked. 55 open rear differential. After changing diff fluid, I just reinstalled the plug as it was without tape or sealant, but made sure it was as tight as it had been before breaking it loose. Mar 16, 2021 · The truck has a ton of miles on it—nearly 200,000 miles—and I noticed the rear axle is leaking from the cover that bolts to the back of the rear axle. oz. Besides replacing the seal, overflow will maybe look like a leaking seal (I believe the vent *is* on the driver's side), it's worth ruling this out. In most cases, the differential in the rear end will drip rear end oil in the center of the vehicle; where the housing is typically located. Before anyone says fix it. Aug 31, 2020 · They didn't give me the labor/hour charge for the rear axle seal replacement, but the charge was $359. A leaking rear end is a potent Oct 6, 2021 · There is no cover on the H233B rear diff as it is a 3rd member unit. You can look to see if there is any oil seeping out of the gasket by checking the underside of the differential housing. Engine oil condition: One of the factors that can cause the rear crankshaft seal to leak is using the wrong type of engine oil or a low oil level. Worn or Damaged Seals and Gaskets. A rear differential seal leak is a pretty common issue and relatively easy to fix. 7. I see wetness above, try to find the highest wet point, and there's your leak. One of the most common causes of rear differential leaks is worn or damaged seals and gaskets. Use a seal driving tool to hammer in the new pinion seal flush with the lip oft the differential (the Miller Pinion Seal Installer 8891 is widely available on Ebay, sells for cheap and offers great fitment for the E9X M3 diff). You don’t even have to search where the leak is coming from. After about an hour of driving I could see a lot of fluid around where each rear axle goes into the diff. Have to pull the carrier case and replace the gasket. now if you use super stop leak stuff ( which wont work to well ) it will clog the breather up and the pressure will blow oil past all the seals causing more problems than you had before. 400 miles later and about a month later rear end is leaking again but worse this time. Mar 17, 2011 · My Ranger has a differential fill plug, but no drain plug. If the differential requires repair, there are a number of different kinds of service you might be looking at. Jul 21, 2021 · A vehicle’s differential is a complex assembly that transfers and manipulates engine torque being sent to the drive wheels. Mar 12, 2018 · The fourth-generation F-body is equipped with GM's 7. but to Does your rear diff leak gear oil everywhere? Do you keep installing a new pinion seal and having the same problem? Everyone has or will have this problem wh Jun 16, 2024 · Thankfully, replacing the diff fluid every 30,000-50,000 miles should keep this from happening – unless there’s a leak. Suggested Applications: Differentials and transfer cases. last month I noticed a small leak on my rear differential seal on the left side. This is a snip from a full underbody video the dealership sent me - the rest of the car looks great both from the mechanics description and from what's Feb 12, 2023 · Rear differential leaks are a common problem that can be caused by several different factors. Next, check for leaks in the rear axle area. May 15, 2017 · A leaking pinion seal (drive shaft input to differential) is easily identified by a ring of differential fluid that has been slung out in a clear circumference line above and around the flange that the rear of the driveshaft attaches to. Jan 22, 2024 · What causes the rear main seal leak? Many factors can cause the rear main seal to leak. May 8, 2015 · If it is the seal, dealer will take drive-shaft out, reassemble the diff to replace the seal and put it back together. So, now the repair will cost Dec 11, 2013 · KIA Sorento 2003. When this happens, you may notice a gray or brown liquid under the rear of your car. Joined April 1, 2005 Messages Apr 10, 2014 · I think the factory in mexico is not lubricating the seals before installing the shafts, Ive had leaking front diff seals and crankshaft seals. If there is, your differential gasket is weak and about to fail completely. it was leaking thru rust spot in top part of differential case. I noticed last night 3 decent size oil puddles on the driveway, where I back it in, checked the differential level last night and had some n there, this morning another smaller puddle of oil under it. May 8, 2024 · The following are several potential causes of a leaking front differential. cherrybomb Well-Known Member. How serious is an axle seal leak? Axle seal leak is a serious case. Apr 1, 2005 · Rear Differential Leak (Axle Seal Revisited) Thread starter cherrybomb; Start date January 8, 2007; C. My rear differential is leaking and the oil is dripping on the rear wheel. Very annoying for a $50k car. Light brown or grayish fluid on the ground under the back of your truck is an indication that you have a differential fluid leak. The polaris dealer replaced the original seal July 15, 2012 and it did fine till September when it began to leak again. Nov 10, 2016 · Puddles or small drips of rear end lubricants on the ground: If the gasket leak is significant, oil will leak from the differential and can drip onto the ground. I looked online read a bunch of articles and videos seemed Feb 8, 2011 · Jeaking Rear You said its leaking out by the axle. C5 Corvettes are known for leaking driver side Differential Covers. Tire Damage Mar 8, 2010 · I think my oil seal on my rear differential where the drive shaft goes in is blown. It was clearly visible on my car that the fluid was escaping through the seals where the axles slide into the differential. Dec 19, 2011 · My Vibe has been leaking fluid from the rear diff since I aquired it about 3 years/ 35k miles ago. Aug 4, 2016 · Left the Venza on the lift overnight & found a new wet spot on the floor this morning. the oil leak was coming slowly from top to down to the center differential seal/flange area and then by rotating flange/yoke was sprayed everywhere, so it looked like oil comes thru seal and gets splashed everywhere. I am currently at 17500 Miles and i notice rear Diff was covered in oil. Feb 8, 2019 · It looks like it's coming from where the prop shaft connects to the differential. Took talon to dealer re seal leaking. You may need to replace your rear differential seal at around 250, 000 miles. Dealer installed new seals in Dec. My question and his worry is about wheel bearing. Failure to fix leaks can lead to part failure and expensive repair bills. Depending on the size of the leak, it may be okay to drive with a leaking axle seal, but not for very long. The purpose of the axle seal is to keep transmission fluid from leaking. Most engine oils Rear Differential Leaks. Consensus on the forum is that the leaky seals are related to the diff vent not working properly (pressure builds up and doesn't vent, pushes fluid past the seals). Along with the driver's side drive shaft/rear differential seal leaking the seal where the driveshaft comes out of the front differential is also leaking! All at 78,000 miles! Is this the legendary Toyota reliability I've heard so much about? Feb 28, 2011 · 2004 - 2008 Ford F150 - Rear Differential leak!! - I have a 05 f150 4x4 and my rear differential is leaking. I had just been topping it off every oil change until I got the chance to replace the seals. Additionally, damage to the differential gasket, pinion seals, and axle side seals can also cause differential fluid leakage. For example, you might be able to replace the differential gasket if there are leaks. Feb 12, 2023 · The average cost to repair a rear differential ranges from $500 to $2,000 depending on what you drive and where you take it for repairs. Jan 26, 2024 · A rear differential leak refers to differential fluid leaking from the rear differential housing of a vehicle. Take to the dealer ASAP. 1 out of 5 stars Installing a Fel-Pro differential cover gasket rather than using RTV is a better way to seal this type of cover. Correction Verify that the fluid leak is rear axle fluid, not transmission fluid. A rear differential is an extremely complex component that requires highly specialized tools and knowledge to repair or replace your differential. As a gasket maker it seeks and seals leak paths that cut gaskets cannot. Let’s briefly look at the factors that can deform or deteriorate the rear crankshaft seal. Over time, the pinion seal wears and can become dry, cracked, or otherwise damaged, allowing fluid to leak out due to pinion bearing preload. The good news is when you slide the axle out of the rear diff, the seal will (or is supposed to) come out with the axle. Dirty Differential Fluid: Another common cause of a rear differential pinion seal leak is dirty differential fluid. Some vehicles have a rear pinion seal, where others have both a front and rear pinion seal, it just depends on the make and model of your vehicle and if the vehicle has rear or four wheel drive. I used a Felpro gasket instead of RTV and I’ve noticed a puddle underneath the diff and even noticed a dripping bead of diff fluid. It wasn't fully seated in the bore of the differential. Differential Fluid Leak. May 10, 2021 · It's nothing inside of that threaded hole to leak, it is not perforated. it took me several days to free up the drain plug and most other fasteners. The differential housing seal prevents oil from escaping at the mating surfaces between sections. Rear differential leaks are the culprit, either at the axle seals, the pinion seal (where the driveshaft attaches), or the rear differential cover. What could have caused that? Looks like I am going to have to remove all the cover bolts, clean up both surfaces and then re-seal. In order to determine if the rear differential is leaking, you need to do a little bit of investigating. I think I have a leak in my rear dif seal and I plan on removing the cover and replacing it. Repair costs for a rear differential leak can range from $150 to $2,000, depending on the seriousness of the problem and which parts need to be fixed or replaced. Coat the sides of the seal with diff oil. It is usually an oil resistant preformed gasket, though some differentials use silicone as their gasket. Installing my 20 mm rear sway bar and notice directly above the rear differential. Is there a quick, easy way to fix it without having to undo the prop shaft and dismantle the diff nose again? When I replaced the pinion The axle seals were leaking and the cost to fix is ~$1500 at the dealership (approved it despite it feeling a bit like a rip off - it'll be warrantied for 3 years and 50K miles from repair). Used to see a line of oil on the rotor and it’s no longer there. 4. When rust builds up the breather valve gets stuck and can not open and vent hot air which blows through the seal instead. Definitely looks like a common thing in the Q50s. Over time, due to the facts above, the differential output seal can leak and allow fluid to escape. Replacing a rear differential, like any automotive repair, is a process with several cost influencers to consider. of last year. If it does its job well, this leak sealer could put this leaking problem behind your back. 4 fl. What happens is that your rear differential releases hot air when it gets too hot through that breather valve. I tought I didn't installed it correctly so I bought another one and had it installed by the transmission tech at the dealership where I work (dodge but a seal is a seal). It's simple to do, inexpensive, Sep 20, 2012 · Pulled the rear axles to prep for seal replacement and found that the leaking seal wasn't installed correctly from the factory. I replaced inner and outer bearings and races. It tooks me awhile to pinpoint it untill I topped up the rear diff with fluid and wiped it all down. Not all differentials are created equal, and vehicles designed for performance or off-road capabilities may feature variants with more sophisticated engineering, which can dire May 21, 2016 · Rear diff seal replacement Jump to Latest Follow 15K views 15 replies 9 participants last post by Cleang35 Sep 15, 2016 Jun 4, 2019 · Everyone has or will have this problem when installing a new pinion seal in your 12-bolt GM rear differential, but Hagerty’s Davin Reckow is here to help. The trouble with the differential doesn’t automatically mean that your differential needs to be replaced. Use jb weld to t Jan 29, 2008 · It's 30K miles later and it doesn't leak. h. I inspected the car and it looks to be cheapening trough the seals. 25”) is leaking ever since I opened it to change my rear wheel bearings and seals. f. I decided that I need replace the pinion seal. Fel-Pro gaskets feature proprietary application-specific technologies for a superior Oct 30, 2007 · as for mister no more leak stuff i canny remember but most diffs etc have a breather on them to stop pressure building up inside the diff gearbox etc. It's leaking/seeping where my drive shaft meets my differential. There is a retaining clip on the axle, use a new one for assembly. then get a seal puller or something like this Lisle Seal Puller 56750 and remove the old seal, prep the new seal by applying oil on the rubber mating surfaces, if additional sealing is desired you can add a thin layer of RTV to the metal contact sides of the seal. el hy tx nq hp ml nw vs sh sx
While this is a pretty large price range, that’s because rear differentials vary vastly in size, and you still have to factor in the exact problem of your rear differential. I don't think anything else needs to be touched. The price of a rear differential seal replacement can vary depending on the vehicle that you own. After installing all-new Differential pinion seals, differential side seals, and axle seals, fill the Differential with fresh oil. The most important thing to do is to catch the leak early; if left unchecked, a small leak can quickly turn into a much larger one. 2013 Outlander Max Xtp, Richochet full skids, Muzzy Digituner, Hmf Swamp XL pipe, Uni-Filter, Race Driven brakes, Tribal LED Whips , Halo Angel Eyes , Ogio Honcho rear storage, Billet shifter, Cobra Nov 29, 2023 · During my last Friday visit at a dealership for a brake fluid service, the technician discovered during the inspection found rear differential leaking fluid. Finally, replace the fill plug and run your vehicle to check for any leaks from the new Differential seals. Cleaning and recheck. . Aug 29, 2018 · The rear differential in my truck (9. Take a look as we repair this common issue so you can do it yourself - or decide you wan Mar 30, 2016 · Leaking Rear Differential My car its seem to be having the same problem. A rear main seal keeps your vehicle’s oil inside of the rear of the engine. Diagnosing a leak from the rear differential on a 2007 Ford F150 4x4. Mechanic said they are fixing lots of seals. The fill plug has tapered threads. The make and model of the car are significant cost drivers. Pinholes start to rust through and leaks start. If you want the easiest way to seal a rear differential leak, using a differential leak sealer is your way to go. Feb 27, 2023 · Differential Repair. I replaced the pinion seal last year, this leak is coming where the pinion housing joins the diff (see photo). g. Sep 20, 2020 · Usually a diff failure occurs on the ATS due to the rear axle seals leaking enough that fluid gets low enough to cause damage. Remove the leaking pinion seal with a seal puller tool. Now the seal which has a metal case around it seems to be frozen in the differential. However I assume that is where it is leaking from and there is a carrier gasket there that I assume may be the source of the leak. the TSB quotes labor at 1. The most common cause of a rear differential pinion seal leak is wear and tear. Probably the CV seals. Jul 24, 2023 · Timely rectifying rear differential leakage in your vehicle is paramount to avoid inflicting considerable harm to your automobile and limiting its operability. Just add to the engine oil to restore and seal gaskets. Apr 16, 2024 · Fluid Leaks: A telltale sign of a failing rear differential seal is the presence of fluid pooling under your vehicle, usually with a distinct odor. If those leak, I would first check the top of the differential, the pressure relief valve, see if you can jiggle it by hand (you can't see it, but you can reach it blindly). That is most likely an axle seal not the rear. I replaced it, after a few miles I noticed that it was leaking again. Unbolt the drive shaft, measure the rotational resistance with inch pound torque wrench, remove the pinion nut and flange, pull the old seal, install new seal, set rotational resistance while installing pinion nut, and reinstall drive shaft. When I got it off, the red factory sealant was still in the threads. After examining it further it looks like the leak is located at the lower left. 98 and the remainder of the cost was for parts. May 30, 2014 · Ok so my rear differential axle seals were leaking and in reading here this seems common enough of an issue but there was a surprising lack of information on how to do the work so I figured I would write up a guide as there are some tricks a guy can use to make the job much easier. Fel-Pro differential cover gaskets are engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces. Recommend re-seal rear differential. Synthetic differential grease is used in this vehicle, and while it has the same weight rating, it appears thinner than traditional 80W-90 weight grease. Mine was leaking on both sides. Nulon Transmission & Differential Stop Leak is a uniquely formulated product which works fast by rejuvenating seals, gaskets and o-ring elasticity to stop leaks and fluid seepage. Universal Stop Leak (T100) | Fast-Acting, No-Clog Formula Restores and Conditions Seals, O-Rings, and Gaskets to Stop Existing Leaks and Prevent New Leaks | Non-Corrosive | 3. However, BlueDevil Rear Main Sealer permanently stops rear main seal leaks. Jan 11, 2016 · The pinion seal is located near the pinion shaft and is designed so that fluid does not leak out of the differential. In this quick video I touch on some basic maintenance related how-to's. A leaking seal, other than causing How to fix the breather vent on the rear differential on most cars, this is one a Rav4 as an example, but very common on these models. Surprised that it lasted this long after seeing it. When there is a leak in this region, it can be an expensive fix because it involves removing the transmission. Mar 12, 2014 · drop the drive shaft on that end and remove the yoke leaking into the diff. It is important to note that the front axle seal leak repair cost differs from the rear axle seal leak repair cost due to the price of the seal and the labor involved in replacing them. Just to the left of the pumpkin housing, you can see where fluid has seeped out of the differential housing over time and has that wet, stained look that is Mar 31, 2009 · Gear oil has friction modifiers that break down normal RTV and cause leaking, but this specialty silicone has been tested to Original Equipment Manufacturer (OEM) specifications to ensure complete sealing power. we have a 2012 journey that started with a leak progressed to a noise which our dealer Leduc Chrysler could not repair after 3 attempts the rear end was replaced at 17000 kms and this weekend the new rear end locked up at highway speeds sending us into a skid down the road Jan 26, 2010 · So my rear differential (08V500043B) has started leaking from what looks like where the 2 housings meet. Understanding the common causes of rear differential leaks can help you to identify and prevent them. My friend who is mechanic is going to replace the seals (pinion seal on the differential and the seal on the axle). May 22, 2010 · Ive got a leak in the rear diff that appears to be coming from the seal around the axles on each side. First, you need to make sure there are no leaks around the rear differential gasket. Vehicle type and model. Parts are non-returnable. Believe me, it had Aug 5, 2012 · Rear diff leak looks innocent enough however it gets much much worse. If its an axle seal get it to the dealer asap before it ruins the rear brakes on that side. I am planning to take it to the dealer soon. Mar 23, 2022 · Addressing a rear differential axle bearings and seals leak requires a safe place to jack up the car as well as a better than average set of mechanic skills for a DIY project, but it can be done. Sep 28, 2013 · 1973 - 1979 F-100 & Larger F-Series Trucks - 79' f150 Rear differential seal leak - Hi I am new to the site and a new owner of a 79' f150 2wd ranger lariat package. The "correct" repair would be to have the differential overhauled, which would involve removal from the vehicle, opening the differential, installing new wear-components like bearings and thrust washers, then reassembling with new gaskets and seals. Jan 25, 2011 · I have a 2008 Rav that started leaking from the rear axle seals with only approx. Replaced that one and it too is seeping. Mar 1, 2013 · With the old seal out of the way, the seal bore was cleaned and inspected looking for possible marring or other damage that could have let fluid leak around it, but no damage was found. It seems that this differential has a liquid silicone based gasket and was wondering if anyone has run into the same issue in the past as I can't find much info on this type of differential. He also left the axle nut too loose causing the new seal to leak worse than the old. the stock rear carrier cover does not use a gasket it's RTV'd on and shouldn't leak. Oct 22, 2022 · The differential pinion seal is a notorious leaker in the BMW E46 M3 and on other M-cars with limited slip differentials. It could be part of your routine car maintenance check. Aug 13, 2023 · The rear differential seal is a seal in the differential that prevents the fluid from leaking out. This doesn’t mean May 9, 2021 · Rear differential seal leak? Jump to Latest 4K views 10 replies 5 participants last post by Vincent May 11, 2021 Aug 19, 2013 · Sounds like you have a pinion seal leaking,I had that problem on my 1997 F 150 pickup truck,took Ford 3 times in the shop to fix it and after the 3rd time the whole rear end took a dump,bearings and all,hope you have better luck,so far my 2011 GT has been perfect,keep us posted as to the outcome. 5-inch 10-bolt rear axle. Unfortunately I bought this used in DEC 2019 and it is LOADED with RUST. Dec 30, 2015 · An axle seal is the part of the vehicle that connects the axle to the rear differential, or the transmission. Nov 10, 2016 · This creates microscopic holes in between the differential housing and the output seal shaft cover. While under power, the gear oil develops pressure and can escape from the holes in the seal, and leak onto the ground. Aug 17, 2015 · I noticed a leak on the rear differential cover on my 2013 Frontier. While you can drive with a small leaking axle seal, do not drive with a large leak. . Oct 24, 2010 · Its really not that hard at all to replace the pinion seal. It uses a rubber lip-type seal to keep gear lube from slipping past the pinion flange during normal operation. Changing differential gear oil is often over looked. If the diff fluid is leaking, there’s likely a worn seal that needs to be replaced. Jun 13, 2022 · Rear differential; Although you can save substantially by changing your rear differential yourself, you should consider the difficulty of the task before you get started. On the subframe their seems to be a thick coating of oil on it. Differential overheating: 4. Some of the common symptoms of a bad differential include abnormal noises from the drive axle, fluid leaks, and differential fluid contaminated with metal. Use "the right stuff" and Jul 4, 2010 · A mechanic scratched the right rear spindle while replacing the axle seal on my 2005 2500HD. Oct 29, 2012 · 2009 - 2014 Ford F150 - Rear Differential Leaking - Has anyone had problems with a leaking rear differential? I have a 2010 with the 3. May 20, 2020 · I pulled the rear passenger side CV shaft out of my rear differential to change a leaking seal. Jan 22, 2015 · I was under my 13 month old Crosstrek 2013, with 14,000 miles on it. Jun 28, 2013 · Rusty Rear Differential Leak Repair Jump to Latest 56K views 38 replies 13 participants last post by 02whitetundra Jan 16, 2020 Tundra or Tacoma welded differential rear cover is welded on so it can’t be replaced easily. Typically, the main cause of rear differential fluid leakage is damaged seals. If you continue driving with the leak the diff assembly may go dry and damage will be unrecoverable (new diff will be required). Glad to see that Honda is acknowledging the problem and actively pursuing a solution. I am ordering the parts from the dealership ($25 per seal!). Other side was fine but gonna replace both anyway. Jan 7, 2016 · The differential gasket is the gasket that seals the differential housing. Parts cost would be in the $100-$300 range, with labor in the 4-8 hour range. I installed two GM seals (unitized). Use a Differential Leak Sealer. 8 hours, that couldn't possibly equate to $360. Remember to research your classic car mechanics books on the rear differential axel bearings/seals and parts before starting. Its a simple process, but so many people do it wrong! In my experience, This is THE BEST way to seal up your leaky differential. 2. #1 – Differential Housing Seal Leak. Sep 2, 2009 · Rear end was leaking on my 210k truck at the yoke and recently started leaking on the brakes from the axle seal. Dumped this stuff in stoped the leak at the yoke completely and as far as I can tell stopped the leaks on the brakes or atleast slowed it down. Has anyone had an issue of their differential fluid leaking? Aug 28, 2018 · As for lowering the differential be prepared to remove part of the exhaust, and a variety of bushings and mounts. Leaks can occur at the pinion gear seals, and when the leak is bad enough, dirt and oil will accumulate right below the carrier, pinion gear, or at the brake system areas. GM made two different versions of the 12-bolt rear end: one for trucks and one for cars. I advice service advisor this should be under warranty, but my warranty expired July of this year. Please check out my sho Sep 14, 2021 · Do you have a pesky rear axle pinion seal leak??? Check this video out and figure out what you need to do to fix this problem. Mar 19, 2020 · I was able to locate leak source. Oct 11, 2020 · The drivers side, rear differential seal continues to leak. Before doing that, I had to disconnect Jul 9, 2013 · Hi, all, I've got a leak from the rear diff. to seal the differential loose Jul 22, 2014 · Fluid Leak at Rear Axle (Replace Left Differential Side Cover 0-Ring and Left Axle Shaft Seal, Add Sealant to Side Cover Flange) Models: 2004 Cadillac XLR 1997-2004 Chevrolet Corvette Condition Some customers may comment on fluid leaking from the rear axle. May 28, 2009 · Pour-N-Go Rear Main Sealer . It seals the differential housing, keeping the gear oil inside of the housing so that it can properly lubricate the differential ring and pinion gears. It appears the cover gasket/seal has let go in that area. After a little searching, I would guess the rear pinion seal is bad? Seems like it's something relatively easy to replace in the garage? Lower the rear prop shaft (4 bolts), remove flange bolt and replace seal? Jan 15, 2021 · A follow up. Over time, normal wear and age can cause these seals to leak. But the vent is there for a reason. Strange Noises: Listen for grinding or humming sounds while driving, especially at higher speeds, as this could signal a problem with the rear differential seal. Honda knows they have an issue and redesign is coming but gave me heads up that may need to be replaced again if new design isn’t out. 41,000 miles on the vehicle. Aug 16, 2018 · It may work if the seal is not that bad of a condition and will be back to normal if the breather valve is working. It's also worth checking to make sure the Diff Vent isn't blocked. 55 open rear differential. After changing diff fluid, I just reinstalled the plug as it was without tape or sealant, but made sure it was as tight as it had been before breaking it loose. Mar 16, 2021 · The truck has a ton of miles on it—nearly 200,000 miles—and I noticed the rear axle is leaking from the cover that bolts to the back of the rear axle. oz. Besides replacing the seal, overflow will maybe look like a leaking seal (I believe the vent *is* on the driver's side), it's worth ruling this out. In most cases, the differential in the rear end will drip rear end oil in the center of the vehicle; where the housing is typically located. Before anyone says fix it. Aug 31, 2020 · They didn't give me the labor/hour charge for the rear axle seal replacement, but the charge was $359. A leaking rear end is a potent Oct 6, 2021 · There is no cover on the H233B rear diff as it is a 3rd member unit. You can look to see if there is any oil seeping out of the gasket by checking the underside of the differential housing. Engine oil condition: One of the factors that can cause the rear crankshaft seal to leak is using the wrong type of engine oil or a low oil level. Worn or Damaged Seals and Gaskets. A rear differential seal leak is a pretty common issue and relatively easy to fix. 7. I see wetness above, try to find the highest wet point, and there's your leak. One of the most common causes of rear differential leaks is worn or damaged seals and gaskets. Use a seal driving tool to hammer in the new pinion seal flush with the lip oft the differential (the Miller Pinion Seal Installer 8891 is widely available on Ebay, sells for cheap and offers great fitment for the E9X M3 diff). You don’t even have to search where the leak is coming from. After about an hour of driving I could see a lot of fluid around where each rear axle goes into the diff. Have to pull the carrier case and replace the gasket. now if you use super stop leak stuff ( which wont work to well ) it will clog the breather up and the pressure will blow oil past all the seals causing more problems than you had before. 400 miles later and about a month later rear end is leaking again but worse this time. Mar 17, 2011 · My Ranger has a differential fill plug, but no drain plug. If the differential requires repair, there are a number of different kinds of service you might be looking at. Jul 21, 2021 · A vehicle’s differential is a complex assembly that transfers and manipulates engine torque being sent to the drive wheels. Mar 12, 2018 · The fourth-generation F-body is equipped with GM's 7. but to Does your rear diff leak gear oil everywhere? Do you keep installing a new pinion seal and having the same problem? Everyone has or will have this problem wh Jun 16, 2024 · Thankfully, replacing the diff fluid every 30,000-50,000 miles should keep this from happening – unless there’s a leak. Suggested Applications: Differentials and transfer cases. last month I noticed a small leak on my rear differential seal on the left side. This is a snip from a full underbody video the dealership sent me - the rest of the car looks great both from the mechanics description and from what's Feb 12, 2023 · Rear differential leaks are a common problem that can be caused by several different factors. Next, check for leaks in the rear axle area. May 15, 2017 · A leaking pinion seal (drive shaft input to differential) is easily identified by a ring of differential fluid that has been slung out in a clear circumference line above and around the flange that the rear of the driveshaft attaches to. Jan 22, 2024 · What causes the rear main seal leak? Many factors can cause the rear main seal to leak. May 8, 2015 · If it is the seal, dealer will take drive-shaft out, reassemble the diff to replace the seal and put it back together. So, now the repair will cost Dec 11, 2013 · KIA Sorento 2003. When this happens, you may notice a gray or brown liquid under the rear of your car. Joined April 1, 2005 Messages Apr 10, 2014 · I think the factory in mexico is not lubricating the seals before installing the shafts, Ive had leaking front diff seals and crankshaft seals. If there is, your differential gasket is weak and about to fail completely. it was leaking thru rust spot in top part of differential case. I noticed last night 3 decent size oil puddles on the driveway, where I back it in, checked the differential level last night and had some n there, this morning another smaller puddle of oil under it. May 8, 2024 · The following are several potential causes of a leaking front differential. cherrybomb Well-Known Member. How serious is an axle seal leak? Axle seal leak is a serious case. Apr 1, 2005 · Rear Differential Leak (Axle Seal Revisited) Thread starter cherrybomb; Start date January 8, 2007; C. My rear differential is leaking and the oil is dripping on the rear wheel. Very annoying for a $50k car. Light brown or grayish fluid on the ground under the back of your truck is an indication that you have a differential fluid leak. The polaris dealer replaced the original seal July 15, 2012 and it did fine till September when it began to leak again. Nov 10, 2016 · Puddles or small drips of rear end lubricants on the ground: If the gasket leak is significant, oil will leak from the differential and can drip onto the ground. I looked online read a bunch of articles and videos seemed Feb 8, 2011 · Jeaking Rear You said its leaking out by the axle. C5 Corvettes are known for leaking driver side Differential Covers. Tire Damage Mar 8, 2010 · I think my oil seal on my rear differential where the drive shaft goes in is blown. It was clearly visible on my car that the fluid was escaping through the seals where the axles slide into the differential. Dec 19, 2011 · My Vibe has been leaking fluid from the rear diff since I aquired it about 3 years/ 35k miles ago. Aug 4, 2016 · Left the Venza on the lift overnight & found a new wet spot on the floor this morning. the oil leak was coming slowly from top to down to the center differential seal/flange area and then by rotating flange/yoke was sprayed everywhere, so it looked like oil comes thru seal and gets splashed everywhere. I am currently at 17500 Miles and i notice rear Diff was covered in oil. Feb 8, 2019 · It looks like it's coming from where the prop shaft connects to the differential. Took talon to dealer re seal leaking. You may need to replace your rear differential seal at around 250, 000 miles. Dealer installed new seals in Dec. My question and his worry is about wheel bearing. Failure to fix leaks can lead to part failure and expensive repair bills. Depending on the size of the leak, it may be okay to drive with a leaking axle seal, but not for very long. The purpose of the axle seal is to keep transmission fluid from leaking. Most engine oils Rear Differential Leaks. Consensus on the forum is that the leaky seals are related to the diff vent not working properly (pressure builds up and doesn't vent, pushes fluid past the seals). Along with the driver's side drive shaft/rear differential seal leaking the seal where the driveshaft comes out of the front differential is also leaking! All at 78,000 miles! Is this the legendary Toyota reliability I've heard so much about? Feb 28, 2011 · 2004 - 2008 Ford F150 - Rear Differential leak!! - I have a 05 f150 4x4 and my rear differential is leaking. I had just been topping it off every oil change until I got the chance to replace the seals. Additionally, damage to the differential gasket, pinion seals, and axle side seals can also cause differential fluid leakage. For example, you might be able to replace the differential gasket if there are leaks. Feb 12, 2023 · The average cost to repair a rear differential ranges from $500 to $2,000 depending on what you drive and where you take it for repairs. Jan 26, 2024 · A rear differential leak refers to differential fluid leaking from the rear differential housing of a vehicle. Take to the dealer ASAP. 1 out of 5 stars Installing a Fel-Pro differential cover gasket rather than using RTV is a better way to seal this type of cover. Correction Verify that the fluid leak is rear axle fluid, not transmission fluid. A rear differential is an extremely complex component that requires highly specialized tools and knowledge to repair or replace your differential. As a gasket maker it seeks and seals leak paths that cut gaskets cannot. Let’s briefly look at the factors that can deform or deteriorate the rear crankshaft seal. Over time, the pinion seal wears and can become dry, cracked, or otherwise damaged, allowing fluid to leak out due to pinion bearing preload. The good news is when you slide the axle out of the rear diff, the seal will (or is supposed to) come out with the axle. Dirty Differential Fluid: Another common cause of a rear differential pinion seal leak is dirty differential fluid. Some vehicles have a rear pinion seal, where others have both a front and rear pinion seal, it just depends on the make and model of your vehicle and if the vehicle has rear or four wheel drive. I used a Felpro gasket instead of RTV and I’ve noticed a puddle underneath the diff and even noticed a dripping bead of diff fluid. It wasn't fully seated in the bore of the differential. Differential Fluid Leak. May 10, 2021 · It's nothing inside of that threaded hole to leak, it is not perforated. it took me several days to free up the drain plug and most other fasteners. The differential housing seal prevents oil from escaping at the mating surfaces between sections. Rear differential leaks are the culprit, either at the axle seals, the pinion seal (where the driveshaft attaches), or the rear differential cover. What could have caused that? Looks like I am going to have to remove all the cover bolts, clean up both surfaces and then re-seal. In order to determine if the rear differential is leaking, you need to do a little bit of investigating. I think I have a leak in my rear dif seal and I plan on removing the cover and replacing it. Repair costs for a rear differential leak can range from $150 to $2,000, depending on the seriousness of the problem and which parts need to be fixed or replaced. Coat the sides of the seal with diff oil. It is usually an oil resistant preformed gasket, though some differentials use silicone as their gasket. Installing my 20 mm rear sway bar and notice directly above the rear differential. Is there a quick, easy way to fix it without having to undo the prop shaft and dismantle the diff nose again? When I replaced the pinion The axle seals were leaking and the cost to fix is ~$1500 at the dealership (approved it despite it feeling a bit like a rip off - it'll be warrantied for 3 years and 50K miles from repair). Used to see a line of oil on the rotor and it’s no longer there. 4. When rust builds up the breather valve gets stuck and can not open and vent hot air which blows through the seal instead. Definitely looks like a common thing in the Q50s. Over time, due to the facts above, the differential output seal can leak and allow fluid to escape. Replacing a rear differential, like any automotive repair, is a process with several cost influencers to consider. of last year. If it does its job well, this leak sealer could put this leaking problem behind your back. 4 fl. What happens is that your rear differential releases hot air when it gets too hot through that breather valve. I tought I didn't installed it correctly so I bought another one and had it installed by the transmission tech at the dealership where I work (dodge but a seal is a seal). It's simple to do, inexpensive, Sep 20, 2012 · Pulled the rear axles to prep for seal replacement and found that the leaking seal wasn't installed correctly from the factory. I replaced inner and outer bearings and races. It tooks me awhile to pinpoint it untill I topped up the rear diff with fluid and wiped it all down. Not all differentials are created equal, and vehicles designed for performance or off-road capabilities may feature variants with more sophisticated engineering, which can dire May 21, 2016 · Rear diff seal replacement Jump to Latest Follow 15K views 15 replies 9 participants last post by Cleang35 Sep 15, 2016 Jun 4, 2019 · Everyone has or will have this problem when installing a new pinion seal in your 12-bolt GM rear differential, but Hagerty’s Davin Reckow is here to help. The trouble with the differential doesn’t automatically mean that your differential needs to be replaced. Use jb weld to t Jan 29, 2008 · It's 30K miles later and it doesn't leak. h. I inspected the car and it looks to be cheapening trough the seals. 25”) is leaking ever since I opened it to change my rear wheel bearings and seals. f. I decided that I need replace the pinion seal. Fel-Pro gaskets feature proprietary application-specific technologies for a superior Oct 30, 2007 · as for mister no more leak stuff i canny remember but most diffs etc have a breather on them to stop pressure building up inside the diff gearbox etc. It's leaking/seeping where my drive shaft meets my differential. There is a retaining clip on the axle, use a new one for assembly. then get a seal puller or something like this Lisle Seal Puller 56750 and remove the old seal, prep the new seal by applying oil on the rubber mating surfaces, if additional sealing is desired you can add a thin layer of RTV to the metal contact sides of the seal. el hy tx nq hp ml nw vs sh sx