Transfer Case Gasket Leak

I just used a 44$ seal from Napa. The output shaft area seems to leak a lot of oil from the transfer case. Disconnect the driveshaft at the transfer case. Axle Seal Front CV axle (driveshaft) seal. A leaking transfer case could mean that you've had a seal failure but it could also mean that there is an issue inside the transfer case itself. DESCRIBE ISSUE Chronic leak transfer case at yoke/driveshaft. This allows the shaft which goes through that seal to vibrate which wears the seal, thereby causing the leak around or through the seal. On the whole this has worked and the gearbox has only 2 leaks from gaskets and one from a seal. Scrape the old gasket off and clean the surfaces good. So you gotta make or buy 2 gaskets. What i believe i have found is a small leak coming from the connection between the transmission and the transfer case. Your transfer case will also be equipped with an inspection plug midway up the side of the case. Eventually the parts inside will wear out and overheat. So I sent off for a new pan. I'm curious if I were to replace the fluid with a heavier weight oil, maybe the leak would slow up? I know there are several who use a 75/90 gear lube in the transfer case, which is alot thicker than the reccomended lube. I have a 1997 dodge ram 4x4. If this happens, the transfer case will be rendered useless and the four-wheel drive operation will not work. It's been weeping for a long time, but is now leaving a little spot in the drive. I noticed a leak from my transfer case a few weeks ago and it appears to be coming from the front output shaft seal. Upon doing research, the transfer case appears to be a very common problem with Nissans. If the transfer case input shaft seal is leaking, this may cause a leak that seems to come from between the transmission and transfer case. Check out the. It is through that long history of expertise that we are able to today offer our wide selection of 100% silicone, hybrid and acrylic caulks and sealants for all of your home sealing projects. For sealing around windows, doors, sinks, tubs and more, we. If you are experiencing a bitter smell coming from under the hood of your car, you may have a transfer case leak. Axle seal seems to be doing its job although we will see as time goes on. What I found, was that while it would not leak when the truck was parked, It would leak while driving or drip one or two times shortly after a drive, and then cease from leaking. 15k noticed oil burning smell coming through the vents - Dealer replaced PTU unit. Still no luck. My 2004 V6 4WD as a leaking transfer case. Sep 09, 2021 The front output shaft seal is an oil seal that is installed on the front of transfer cases. Transfer case still is leaking Noticed it isn't leaking from where the o-ring goes but rather where the transfer shaft sticks through. eriksj76 · Registered. Pulled the boat a couple times no leak. Re: Transfer case leaking between transmission and transfercase. Ideal for changing oil, siphoning gas and more. Any help is appreciated. The Shaft Seal Failure. FWIW guys, I just replaced my tcase seal again (did it during built trans and pump rub 6 months ago) and it doesn't leak anymore. Transfer case seal leak. If a bearing goes bad inside a transfer case, it could cause it's output shaft to wobble and thus causing a leak at the oil seal. Part 3 of 7: Prepare to replace the transfer case output shaft seal. 2013 ml350 Transfer Case leak. I cleaned up the transfer case with some parts cleaner, drove the truck for a day or so and then re-inspected. It is a pretty easy piece to rebuild and repair. From what I've noticed it will only leak wile towing. Put on protective clothing, oil resistant gloves, and safety glasses. I did a quick search here but didn't see. This is what I was told today when I brought my car in for an inspection. Your biggest problem will be identifying the leak. Pulled the boat a couple times no leak. Leak was so bad that transfer case would get over filled and then transmission fluid would leak out the vent that is attached to the transmission fill and dipstick tube. S&B intake. = Gasket is around 5 bucks. Joined Jul 13, 2013 Posts 82 Reaction score 8. But if at adapter: I've been looking at a leak. This plug should be tightened every time you change the engine's oil. I pulled the yoke to make sure it wasn't leaking past the splines, but the inside of the yoke was dry. The trans may drip a little fluid, but it's a very slow drip. A leaking transfer case could mean that you've had a seal failure but it could also mean that there is an issue inside the transfer case itself. Disconnect the driveshaft at the transfer case. On mine getting the top bolts on the t-case removed was lots of fun a 9/16 or 14mm crows foot would be handy. Drain whatever gear oil is left in the transfer case. Check out the. As its name implies, the front output shaft seal is leak between trans and transfer case. This truck has been serviced by a GM garage on schedule since purchase. I had just returned from a 100 mile highway drive. Leaking about quart of transmission fluid into transfer case every 120 miles. Slide under the vehicle and locate the transfer case output Step 3: Pry out. New transfer case seal leaking. What is the best sealant to use to assemble transfer case halves to each other? Last thing I want is a leak to deal with after putting this thing back together. Joined Aug 17, 2009 · 1,158 Posts. I looked it up online and that part number and is for evo 8. What I saw on my transfer case worried me. Thank you everyone. On to my questions: The fluid leaking from this gasket would be from the transmission and not the transfer case correct?. Your biggest problem will be identifying the leak. So about two weeks ago I got that whine when I accelerated fixed at the dealership under my gm total plus extended warranty. Jul 09, 2016 · Joined Mar 22, 2009. The multi-use pump comes with a Schrader valve and an inflation nozzle for pumping bike tires and sporting equipment. Here's the question. checked the inside of the splined yoke as well as the area around the u-joint, everything is dry. The transfer case output seal prevents fluid from leaking out of the transfer case, keeping the internal metal components properly lubricated. Remove the front yoke retaining nut (have use something to keep the yoke from turning) and remove the yoke. You need to make sure it's actually leaking from there and not above somewhere and leaking down there. Does anyone know where I can get this seal from. Leaking about quart of transmission fluid into transfer case every 120 miles. I clean off the fluid and checked the next day, it was still dry but after a week it's noticeable again. qqzj · Registered. Does anyone know where I can get this seal from. Still leaking. Axle Seal Front CV axle (driveshaft) seal. Nov 02, 2011 · Bopper. I cleaned up the transfer case with some parts cleaner, drove the truck for a day or so and then re-inspected. Going in under warranty but was wondering if this is a common issue? It's a 2500 if that matters. Small fluid soft ball sized stain overnight seems to come from yoke where it exits rubber seal. Reaction score. 3 diffrent dealers told me to put in new drive shaft. It is a pretty easy piece to rebuild and repair. 4 BW 4406 transfer case. 1 of 2 Go to page. So you gotta make or buy 2 gaskets. But, since it was apart anyway and the extra charge was. Changed output shaft seal and did not fix leak. Common problem for it to get clogged and the pressure build up makes it leak through the output shaft or elsewhere. They Changed the out put seal 4 times and it still leaked. But if at adapter: I've been looking at a leak. Can't yet tell exactly where it's coming from, it's been too dirty and wet here to get the case clean enough to trace the leak, but I am suspecting one of the seals (either input or one of the two output shaft seals). This allows the shaft which goes through that seal to vibrate which wears the seal, thereby causing the leak around or through the seal. there is also a seal at the input to the t-case, where the input gear spins and the case does not. If a bearing goes bad inside a transfer case, it could cause it's output shaft to wobble and thus causing a leak at the oil seal. This is the more common if the two, and is easily fixed through the floorboard. A leaking transfer case could mean that you've had a seal failure but it could also mean that there is an issue inside the transfer case itself. It was the rear output shaft seal. I took my wifes car in for a check engine light diagnosis and minor B service. What I saw on my transfer case worried me. The job of an axle seal is to keep the transmission fluid or differential oil from leaking out. A leaking transfer case could mean that you've had a seal failure but it could also mean that there is an issue inside the transfer case itself. Models equipped with 6T45/70/75 Transmission RPO Codes MHC/MH4/MH6 for GM or AF33-5 AWD/PTU Automatic Transmission (RPO M45) for 2007-2008 Suzuki and Getrag 760 or 790 Power Takeoff Unit (Transfer Case). Fixing the transfer case shift motor leak from within. Unfortunately, mine was leaking from the front output shaft, and the front seal cannot be replaced "on the truck"at least not for my Gen 3. 15k noticed oil burning smell coming through the vents - Dealer replaced PTU unit. 1; 2; Next. Can someone tell me if this is the. If you drop the case, you should replace the tranny output, the t-case input, output seal, the intermediate shaft seals, and reseal the access covers etc. 10) re-filled the transfer case to the level of the filling hole, re-inserted the plug, pushed back on the dust cover (round plastic) front axle re-mounted (BMW advises for new screws) +/- re. eriksj76 · Registered. Transfer case gasket leak. Went back to O'Reillys, got another seal (free, under the one year warranty). Upon further diagnosis, the tech may find fluid leaking between the transmission and transfer case or from the left hand transfer case weep hole closest to the transmission. Fixing the transfer case shift motor leak from within. Leaking seal in transfer case. This happened after the Jimmy sat a year and was not drove. If a bearing goes bad inside a transfer case, it could cause it's output shaft to wobble and thus causing a leak at the oil seal. Yes that "joint" area should be dry with just the paper gasket in between. If the seals leak, fluid escapes and is no longer able to properly lubricate the interior components of the transfer case. As its name implies, the front output shaft seal is leak between trans and transfer case. But Untrak, make sure its not leaking from the intermediate shaft. Does anyone know where I can get this seal from. So I brought it to the dealership in November, and they repaired it. Install the new seal in the transfer case. I wanted to fluid changed so was a win/win for me. Discussion Starter · #1 · Apr 13, 2013. One item that was mentioned as being a problem was a leak on the back side of the transfer case. I prefer to make them. I ordered the seal from Toyota and 2 studs from a local parts store for the repair, after removing the input collar I noticed it had a bad seal groove worn into it. Sep 09, 2021 The front output shaft seal is an oil seal that is installed on the front of transfer cases. Well, I changed the rear seal, filled the transfer case and drove it for a week. So I got a new gasket and put it on a few years back but it still leaks about the same. A leaking transfer case could mean that you've had a seal failure but it could also mean that there is an issue inside the transfer case itself. Leak was so bad that transfer case would get over filled and then transmission fluid would leak out the vent that is attached to the transmission fill and dipstick tube. Nov 02, 2011 · Bopper. Using a flat head screwdriver, pry the front output shaft seal out of the transfer case. If the transfer case o would look at the output seal (where the drive shaft connects) and then the mating point between the case and the transmission. the t-case will also require a new gasket to mate back up to the trans or it will leak. Well it cost 350$ to get it fixed so. I think I can see how to fix it, I just wanted to run this by you guys and make sure I. Put a little gasket sealer around the new seal and gently tap into place. Axle Seal Front CV axle (driveshaft) seal. The manual pump comes with extra-long hoses for easier access and fluid transfer. Is it safe to drive with a leaking axle seal?. - There is a gasket on top, where the 4x shifter is bolted to the T-case. your tranny fluid is separate from your transfer case fluid when you take off your transfer case you will actually see that the bottom of the transfer case where it meets up to the tranny has a small notch out of it it is to 1. Majority of the trans failures don't sound related to the gaskets. I clean off the fluid and checked the next day, it was still dry but after a week it's noticeable again. Anyone else had this problem? Does not look to hard to do but am looking for some heads up on what to watch out for. Any time the transfer case is removed from the vehicle the gasket should be replaced. Transfer case gasket leak. The felt seal is really more of a dust and dirt blocker. If the leak is coming from between the tranny and tcase it would be the tcase input seal that needs replacement. Sure why not. When I first asked the dealership service tech he said that the seal could be replaced from the outside without dropping the transfer case and would be a 1. But hey, a field fix with some oil resistant adhesive. These seals tend to leak more often than others because they are sealing against the rotational and lateral movement of the shaft. I prefer to make them. Jump to Latest Follow 1 - 3 of 3 Posts. Thanks for posting such good info It helped a great deal, I had the transfer case input seal leaking on my 2008 Highlander. i purchased my vehicle at the end of August last year. This plug can sometimes work itself loose, causing a leak. the t-case will also require a new gasket to mate back up to the trans or it will leak. I cleaned up the transfer case with some parts cleaner, drove the truck for a day or so and then re-inspected. 2001LC said: If leak is from split of transfer case, where the FIPG is used, best practices is pull case, split and reseal. PTU/Transfer Case Leak. Leaking about quart of transmission fluid into transfer case every 120 miles. Ideal for changing oil, siphoning gas and more. Got most of the leaks stopped, still had a seep around the T/C drain plug and some drip from the shift rails. Joined Jul 10, 2011 · 160 Posts. So I got a new gasket and put it on a few years back but it still leaks about the same. If that's the case, there's probably an oil leak coming from the transfer case. This happened after the Jimmy sat a year and was not drove. I've been meaning to post this for a little while - noticed evidence of a seep/leak from the driveshaft seal from the transfer case (see attached). Ignoring these leaks and allowing permanent damage to the transmission can lead to several thousands of dollars of repair costs as you must pay for a transmission rebuild or replacement. Joined Jul 10, 2011 · 160 Posts. I clean off the fluid and checked the next day, it was still dry but after a week it's noticeable again. Is it safe to drive with a leaking axle seal?. So I got a new gasket and put it on a few years back but it still leaks about the same. The Merchant Automotive 10468 Deluxe Transfer Case Seal Kit comes with all the seals you need when rebuilding transfer case in your 2001-2007 GM 6. 2) the top of the transfer case, where the shifter is. Fluid Capacity. What i believe i have found is a small leak coming from the connection between the transmission and the transfer case. They Changed the out put seal 4 times and it still leaked. If this happens, the transfer case will be rendered useless and the four-wheel drive operation will not work. Check out the. Using J36614, drive the new slinger onto the front output shaft seal using. Before repairing the leak, the small Lexus shop did call me and warn me that "about 1 in 50" of these vehicles with this seal failure also have another seal fail which allows the actuator box to fill with transfer case oil which destroys the box and means the box must be replaced, which means dropping the transfer case. Unfortunately, mine was leaking from the front output shaft, and the front seal cannot be replaced "on the truck"at least not for my Gen 3. Hello! I've been scouring the forums and considering all options for repairing the transfer case leak on my (4th gen 4runner) '03 T4R Sport V8 AWD. = Gasket is around 5 bucks. I ordered the seal from Toyota and 2 studs from a local parts store for the repair, after removing the input collar I noticed it had a bad seal groove worn into it. Does it need to set for any period of time before adding fluid? Also, anyone know the torque setting for assembling the 2 halves together on a 98 Expedition 5. Transfer case output seal leaking AGAIN!!! Jump to Latest Follow 1 - 20 of 35 Posts. Which case it's ATF; and you need to top off the trans fluid, depending how long it's been leaking for. I went to the dealer and all the have is. Si I've put enough miles on now on my recently acquired '84 M1008 to see that I have a nasty transfer case oil leak between the transmission and the transfer case, leaking gear oil down the along the frame crossmember supporting the transfer case. the tcase wasn't leaking when I got the 4runner used with 110k miles. Sep 11, 2021 · OK, this is for the experts! I always had a slight leak out from around the pan gasket. Well it cost 350$ to get it fixed so. The transfer case uses 75w-90 gear oil. I drained mine and used some AT-205 with new fluid. 2) the top of the transfer case, where the shifter is. One possibility which may cause a leak is over filling the transfer case. The cost to fix a transmission fluid leak in a vehicle can be as little as $150 to replace a seal and around $1,000 to for a new torque converter. Your biggest problem will be identifying the leak. If you need new transfer case seals, including a transfer case input shaft seal, check. I noticed it before the power train warranty expired so my dealership fixed it no problem. I think I can see how to fix it, I just wanted to run this by you guys and make sure I. premis · Registered. - Ben Apr 12 '17 at 23:12. There is a gasket seal between the transmission and transfer case that appears to be seaping and leaking ATF. (see pics). Take the shift knob off the t-case. This happened after the Jimmy sat a year and was not drove. Visually check to see if the seal leaks slowly or fast. it should have a new process 231 t-case in it. We will be changing the seal in the future for now i want to see just how much its leaking!! Subscribe here (. - There is a gasket on top, where the 4x shifter is bolted to the T-case. Going in under warranty but was wondering if this is a common issue? It's a 2500 if that matters. These seals tend to leak more often than others because they are sealing against the rotational and lateral movement of the shaft. Drain whatever gear oil is left in the transfer case. Leaking about quart of transmission fluid into transfer case every 120 miles. This plug can sometimes work itself loose, causing a leak. There is definitly a gasket, I can't see why this leak couldn't also happen on a 4cyl as they share most of the parts. What i believe i have found is a small leak coming from the connection between the transmission and the transfer case. Si I've put enough miles on now on my recently acquired '84 M1008 to see that I have a nasty transfer case oil leak between the transmission and the transfer case, leaking gear oil down the along the frame crossmember supporting the transfer case. This item: GM Genuine Parts 15661460 Transfer Case Rear Output Shaft Seal. The slip yoke seal is the seal that allows that yoke to move in and out while still keeping the transmission or transfer case fluid sealed inside. Remove the transfer case. (more on that next post) The sealant on the gasket behind the transfer case cover plate has failed and theres a nasty drip making a mess on my drive. Transfer case output seal leaking AGAIN!!! Jump to Latest Follow 1 - 20 of 35 Posts. this is the faulty seal if fluid is leaking into the t-case. #10 · Jul 10, 2016. Which case it's ATF; and you need to top off the trans fluid, depending how long it's been leaking for. So I sent off for a new pan. The only transfer case leak I've had so far was on my 97' Tacoma. Joined Dec 21, 2012 Posts. This last year I had notices a small leak, more of a weep, coming from the transfer case. So about two weeks ago I got that whine when I accelerated fixed at the dealership under my gm total plus extended warranty. This plug should be tightened every time you change the engine's oil. I had a slow leak on mine from front seal. You need to make sure it's actually leaking from there and not above somewhere and leaking down there. He also said that the drive shaft felt loose in the transfer case and that there is probably internal damage to the transfer case. Unfortunately, mine was leaking from the front output shaft, and the front seal cannot be replaced "on the truck"at least not for my Gen 3. Check out the. The AWD equipped 2006+ Rav4 models (4- or 6-cylinders) have an AWD system composed of the transfer case (which sends power to the rear of the vehicle) and the rear differential (which take power from the transfer case and splits it to the rear wheels). Action: Follow the Service Procedure steps to correct the condition. Dripping off the T-case skid plate and coating the entire rear axle. I wanted to know if I just replace the seal or does the PTU need to be removed and taken apart. It gets my parking brake drum all oily and a puddle develops on the ground. Feb 08, 2011 · My Gsr is leaking from the inner transfer case. Discussion Starter · #1 · Nov 21, 2014. I then cleaned off the case, but now it only leaks with a couple of drips through the night. Thank you everyone. I did a quick search here but didn't see. 2005 Ford f-150 How to put fluid in the case. At least $1800 according to Toyota. Discussion Starter · #1 · Aug 8, 2017. Leaking about quart of transmission fluid into transfer case every 120 miles. Sep 09, 2021 The front output shaft seal is an oil seal that is installed on the front of transfer cases. Found the leak it was coming from the seal that's on the transfer case where the drive shaft goes. I have put on a SYE, but it does not look like it is leaking from where I parted the case. After having the transfer case seal replaced, then a few weeks later replacing it again myself; I was able to determine it was the yoke plug that was leaking. - Ben Apr 12 '17 at 23:12. 3 diffrent dealers told me to put in new drive shaft. Hot-Shot: An expert who has answered 20 questions. Went back to O'Reillys, got another seal (free, under the one year warranty). #10 · Jul 10, 2016. There was a lot of oil. No leaks but transfer case "wetness" is noticeable. It could be the imput shaft seal on the transfer case. The transfer case output shaft attaches the case to the axle. Sep 09, 2021 The front output shaft seal is an oil seal that is installed on the front of transfer cases. After about a two month absence from my truck, I returned to find a puddle under it. What I saw on my transfer case worried me. Assuming nothing is cracked, the transfer case can only leak from the following locations: input seal from transmission, output seal to driveshaft, fill plug, drain plug, case seal (the case is actually two pieces) Given the location and quantity I think all of these can be eliminated except the input seal from the transmission. it fix it, you have to pull the t-case and tear it completely apart to get the planetaries out. Any help is appreciated. I'm curious if I were to replace the fluid with a heavier weight oil, maybe the leak would slow up? I know there are several who use a 75/90 gear lube in the transfer case, which is alot thicker than the reccomended lube. T-case removal and reseal is a snap. Axle Seal Front CV axle (driveshaft) seal. A leaking transfer case could mean that you've had a seal failure but it could also mean that there is an issue inside the transfer case itself. What I found, was that while it would not leak when the truck was parked, It would leak while driving or drip one or two times shortly after a drive, and then cease from leaking. Leaking about quart of transmission fluid into transfer case every 120 miles. Still leaking. Sep 11, 2021 · OK, this is for the experts! I always had a slight leak out from around the pan gasket. 2001LC said: If leak is from split of transfer case, where the FIPG is used, best practices is pull case, split and reseal. I'm now told the oil is coming from the transfer case, and a new gasket had to be ordered. We recommend consulting with your closest authorized Nissan service. Output Shaft Seal and Housing Not too much dirt buildup here. Leaking transfer case. Check your fluid levels to find out if it is your transmission or transfer case leaking. The transfer case is leaking & Nissan informed me it needs to be completely replaced costing me $3350. Jun 08, 2020 · My 2015 Sierra transfer case just disintegrated at 48,000 miles. If its a rubber seal a sealer might work but if its from the mating surface of the case it may or may not use a gasket Anaerobic and RTV sealers are commonly used on aluminum mating surfaces and no stop leak will stop a leak, if anything the solvents commonly used in these sealers could make it much worse. Poured 2 capfulls in and the leaks are GONE!! Also used the rear main seal version and it stopped that leak also. This last year I had notices a small leak, more of a weep, coming from the transfer case. 1) Transfer case overfilled-- 1) Drain lubricant to the correct level. Jul 15, 2018 · When I rebuild the gearbox, I used Loctite gasket sealant in front and behind all of the gaskets. I ordered the seal from Toyota and 2 studs from a local parts store for the repair, after removing the input collar I noticed it had a bad seal groove worn into it. I changed the fluids about 6 months ago, no problems. For more than 70 years, GE Sealants has led the caulks and sealants industry with innovation. 6 bolts connect it to the tranny adapter, undo the driveshaft, linkage, and unplug the wiring and it's out. I'm curious if I were to replace the fluid with a heavier weight oil, maybe the leak would slow up? I know there are several who use a 75/90 gear lube in the transfer case, which is alot thicker than the reccomended lube. I have 1995 GMC Jimmy with 240,000 miles, it had a terrible transfer case input seal leak, leaking transmission fluid into the transfer case. Ships from and sold by Amazon. Mechanic's Assistant: How old are the hoses? And what driving conditions do you most often encounter? It is leaking inside the adapter and I'm not sure if there is an output seal on the transmission. I have a 1997 dodge ram 4x4. OK, this is for the experts! I always had a slight leak out from around the pan gasket. Sep 07, 2018 · Off the top, should be a hose running up to back side of engine block. But hey, a field fix with some oil resistant adhesive. My Transfer case started leaking near the drive shaft. So I am leaking at the seal behind the front propeller shaft coming out of the transfer case. Ok here is a picture of the axle seal leaking on my flex I can see its leaking. i have replace the seal 3 times and filled the grooves from the old seal on the yoke with metal filler but it still leaks. I took my wifes car in for a check engine light diagnosis and minor B service. If you drop the case, you should replace the tranny output, the t-case input, output seal, the intermediate shaft seals, and reseal the access covers etc. Leak was so bad that transfer case would get over filled and then transmission fluid would leak out the vent that is attached to the transmission fill and dipstick tube. Discussion Starter · #1 · Sep 16, 2015. mine leaked from the vent also however this was because i had it at an odd angle, once i mounted the tcase to the tranny the leak stopped, and my father inlaw who has been doing this kind. The Shaft Seal Failure. See full list on stevesalt. Fluid Leak at Left Hand Transfer Case Weep Hole or Between Transfer Case and Transmission (Replace Left Transfer Case Input Shaft Seal or Transfer Case O-Ring Seal). Using a mallet and a 3/8ths extension, carefully tap the seal in around the outer perimeter of the seal until it is fully seated. I pulled the yoke to make sure it wasn't leaking past the splines, but the inside of the yoke was dry. Nov 16, 2009 · I changed the fluid in my 1994 2. Discussion Starter · #1 · Aug 8, 2017. 2) the top of the transfer case, where the shifter is. It's a paper gasket about 60 or 65 thousandths thick. My wife's Disco had fairly bad transfer case leaks that I just assumed were so heavy that I would have to drop it and replace all the seals. The trans may drip a little fluid, but it's a very slow drip. The bottom of the internal parts of the transfer case sit inside the gear oil, and, as the gears rotate, the oil sticks to the gears, keeping them well-lubbed. If the leak is coming from between the tranny and tcase it would be the tcase input seal that needs replacement. I had just returned from a 100 mile highway drive. It looks like the out put shaft seal is leaking. The AWD equipped 2006+ Rav4 models (4- or 6-cylinders) have an AWD system composed of the transfer case (which sends power to the rear of the vehicle) and the rear differential (which take power from the transfer case and splits it to the rear wheels). S&B intake. 1997 - 2003 Ford F150 - Replacing Transfer Case Seal - I noticed my truck had developed a leak of some sort today. Aug 20, 2010 · Leaking Between Transmission Case and Transfer Case. I took my wifes car in for a check engine light diagnosis and minor B service. Put RTV around the seal, put it in, and went back to driving. Axle seal seems to be doing its job although we will see as time goes on. Hey All, I'm new here and new to owning a Wrangler. I clean off the fluid and checked the next day, it was still dry but after a week it's noticeable again. The felt seal is really more of a dust and dirt blocker. Rav4 transfer case fluid leak - AWD leaking gear oil from back of transfer case. Thread starter 1882; Start date Jul 14, 2013; Jul 14, 2013 #1 1882 Member. Remove the transfer case. They Changed the out put seal 4 times and it still leaked. I then cleaned off the case, but now it only leaks with a couple of drips through the night. Changed the axle seal and the o-ring on the transfer case. Well it cost 350$ to get it fixed so. So I got a new gasket and put it on a few years back but it still leaks about the same. Remove the front yoke retaining nut (have use something to keep the yoke from turning) and remove the yoke. If its a rubber seal a sealer might work but if its from the mating surface of the case it may or may not use a gasket Anaerobic and RTV sealers are commonly used on aluminum mating surfaces and no stop leak will stop a leak, if anything the solvents commonly used in these sealers could make it much worse. I cleaned up the transfer case with some parts cleaner, drove the truck for a day or so and then re-inspected. The transfer case is wet on the front, and not any on the back, so it's not the fill or drain plugs. 9) cleaned the axle put some transfer case oil on the new rotary seal and used a large diameter socked and a mallet to gently tap in the new seal. Local indy shop specialized in LR and with over 20 years of doing business. - There is a gasket on top, where the 4x shifter is bolted to the T-case. Check out the. it has a leak at the rear shaft yoke seal. If the seals leak, fluid escapes and is no longer able to properly lubricate the interior components of the transfer case. If you are experiencing a bitter smell coming from under the hood of your car, you may have a transfer case leak. We will be changing the seal in the future for now i want to see just how much its leaking!! Subscribe here (. I did some searching and I couldn't find anyone who has done a write up on how to replace the front output shaft seal yet. Can't hurt, as long as you don't keep leaking and run low. Problems with your car's transfer case can arise due to a fluid leak. If this is the case you need a new seal and RTV. Fluid Capacity. Thread starter 1882; Start date Jul 14, 2013; Jul 14, 2013 #1 1882 Member. The input shaft of the transfer case slides into the output seal on the transmission. Discussion Starter · #1 · Aug 8, 2017. 2) Transfer case vent closed or restricted-- 2) Clean or replace vent as necessary. Removed fill plug first and fluid gushed out of the fill hole unexpectedly. If this happens, the transfer case will be rendered useless and the four-wheel drive operation will not work. So I brought it to the dealership in November, and they repaired it. This is the last of a two part video showing how I diagnosed and repaired an ATF oil leak between the 231 HD transfer case and the 46RE automatic transmissio. Jan 27, 2020 · I think the trans shop wants like $15 or $20 for it and the gasket is like $15 or so, a parts shop might be half that. If the seals leak, fluid escapes and is no longer able to properly lubricate the interior components of the transfer case. Replace the transfer case O-ring seal on the left output shaft. 1; 2; Next. Is it safe to drive with a leaking axle seal?. Case Histories. Model 760 Transfer Case: Leaking from Left Hand Weep Hole. i have fixed axles with seal grooves before with metal. Drain whatever gear oil is left in the transfer case. T-case Front Seal I gotta believe that if a seal (any kind of seal) goes bad, it's often because there is a bad bearing inboard of the seal. I have a 1997 dodge ram 4x4. OK, this is for the experts! I always had a slight leak out from around the pan gasket. But Untrak, make sure its not leaking from the intermediate shaft. I cleaned off all the residue and grim on the bottom of the shifter, each side of the metal plate and off the top of the transfer case. searcy, arkansas. First, thoroughly clean the area and use fluid dye to isolate the leak. A Transfer Case Output Shaft Seal that needs to be replaced may also cause a gear oil leak or drip near the transfer case. Replace the transfer case O-ring seal on the left output shaft. Appears to be affectionately refereed to as the Front Transfer Case Gasket. The transfer case uses 75w-90 gear oil. A leaking transfer case could mean that you've had a seal failure but it could also mean that there is an issue inside the transfer case itself. I then cleaned off the case, but now it only leaks with a couple of drips through the night. I cleaned up the transfer case with some parts cleaner, drove the truck for a day or so and then re-inspected. Which case it's ATF; and you need to top off the trans fluid, depending how long it's been leaking for. I clean off the fluid and checked the next day, it was still dry but after a week it's noticeable again. premis · Registered. Well it cost 350$ to get it fixed so. I noticed a leak from my transfer case a few weeks ago and it appears to be coming from the front output shaft seal. I believe the gasket is paper, not rubber. I took my wifes car in for a check engine light diagnosis and minor B service. Upon doing research, the transfer case appears to be a very common problem with Nissans. I have put on a SYE, but it does not look like it is leaking from where I parted the case. The transfer case rarely has a leak. Unfortunately, mine was leaking from the front output shaft, and the front seal cannot be replaced "on the truck"at least not for my Gen 3. He also said that the drive shaft felt loose in the transfer case and that there is probably internal damage to the transfer case. Discussion Starter · #1 · Dec 12, 2017. You need to make sure it's actually leaking from there and not above somewhere and leaking down there. Can't hurt, as long as you don't keep leaking and run low. If you drop the case, you should replace the tranny output, the t-case input, output seal, the intermediate shaft seals, and reseal the access covers etc. Model 760 Transfer Case: Leaking from Left Hand Weep Hole. Check out the. 2005 Ford f-150 How to put fluid in the case. I have not seen the level of fluid fall in either the transfer case or automatic transmission. Eventually the parts inside will wear out and overheat. Models equipped with 6T45/70/75 Transmission RPO Codes MHC/MH4/MH6 for GM or AF33-5 AWD/PTU Automatic Transmission (RPO M45) for 2007-2008 Suzuki and Getrag 760 or 790 Power Takeoff Unit (Transfer Case). But if at adapter: I've been looking at a leak. Reaction score. Discussion Starter · #1 · Nov 19, 2010. Then shine the light onto the transfer case output shaft and look to see if the seal is leaking. Got most of the leaks stopped, still had a seep around the T/C drain plug and some drip from the shift rails. Worn transfer case bush. If you are experiencing a bitter smell coming from under the hood of your car, you may have a transfer case leak. Mechanic's Assistant: How old are the hoses? And what driving conditions do you most often encounter? It is leaking inside the adapter and I'm not sure if there is an output seal on the transmission. So I sent off for a new pan. Drain whatever gear oil is left in the transfer case. 1; 2; Next. Any time the transfer case is removed from the vehicle the gasket should be replaced. I went to the dealer and all the have is. I have a 1997 dodge ram 4x4. If you notice a leak, or hear grinding, metallic noises from under your vehicle, the transfer case may be low on fluid. it has a leak at the rear shaft yoke seal. Sep 11, 2021 · OK, this is for the experts! I always had a slight leak out from around the pan gasket. And it's wet a bunch all over the front, so it's not like there's a main gasket leak where the two halves come together. Hey guys, Noticed the other day that my transfer case has a very slow drip. If a bearing goes bad inside a transfer case, it could cause it's output shaft to wobble and thus causing a leak at the oil seal. That piece could be clogged as well. But, since it was apart anyway and the extra charge was. I'm now told the oil is coming from the transfer case, and a new gasket had to be ordered. Hello! I've been scouring the forums and considering all options for repairing the transfer case leak on my (4th gen 4runner) '03 T4R Sport V8 AWD. But to you question of leaks. If the seals leak, fluid escapes and is no longer able to properly lubricate the interior components of the transfer case. 2) Transfer case vent closed or restricted-- 2) Clean or replace vent as necessary. Noticing a dribble of oil on the driveway I look under the vehicles and discover that the Truck is leaking. Nov 16, 2014 · Sun Nov 16, 2014 1:50 pm. Jul 15, 2018 · When I rebuild the gearbox, I used Loctite gasket sealant in front and behind all of the gaskets. Upon further diagnosis, the tech may find fluid leaking between the transmission and transfer case or from the left hand transfer case weep hole closest to the transmission. leak between trans and transfer case 14 Answers. My Transfer case started leaking near the drive shaft. Check out the. Put RTV around the seal, put it in, and went back to driving. Fluid Leak at Left Hand Transfer Case Weep Hole or Between Transfer Case and Transmission (Replace Left Transfer Case Input Shaft Seal or Transfer Case O-Ring Seal). 0L EcoBoost may exhibit a dark black fluid leak from the right side transfer case intermediate shaft seal. So I sent off for a new pan. I prefer to make them. Does anyone know where I can get this seal from. Been a little rainy most days since and today while washing the truck, I moved it into the shade down the driveway. It's a paper gasket about 60 or 65 thousandths thick. One item that was mentioned as being a problem was a leak on the back side of the transfer case. Before repairing the leak, the small Lexus shop did call me and warn me that "about 1 in 50" of these vehicles with this seal failure also have another seal fail which allows the actuator box to fill with transfer case oil which destroys the box and means the box must be replaced, which means dropping the transfer case. Disconnect the driveshaft at the transfer case. there is transmission fluid leaking from between the transmission and the transfer case. Discussion Starter · #1 · Oct 25, 2011. The transfer case is leaking & Nissan informed me it needs to be completely replaced costing me $3350. Ok here is a picture of the axle seal leaking on my flex I can see its leaking. If a bearing goes bad inside a transfer case , it could cause it's output shaft to wobble and thus causing a leak at the oil seal. No leaks but transfer case "wetness" is noticeable. But Untrak, make sure its not leaking from the intermediate shaft. So about two weeks ago I got that whine when I accelerated fixed at the dealership under my gm total plus extended warranty. There is a gasket seal between the transmission and transfer case that appears to be seaping and leaking ATF. Is it safe to drive with a leaking axle seal?. I have not seen the level of fluid fall in either the transfer case or automatic transmission. FWIW, it IS possible to have a non leaking transfer case. The bottom of the internal parts of the transfer case sit inside the gear oil, and, as the gears rotate, the oil sticks to the gears, keeping them well-lubbed. Jul 14, 2013 #2 BAILEY1 Senior Member. I took it to a foreign car mechanic and he says that the output shaft seal to the front differential is leaking. Thread starter 1882; Start date Jul 14, 2013; Jul 14, 2013 #1 1882 Member. The output seal looks to be the only thing leaking. Changing the seal on the T-case was easy. Using a mallet and a 3/8ths extension, carefully tap the seal in around the outer perimeter of the seal until it is fully seated. So I sent off for a new pan. $1300 later and it still leaks!!!. Slide under the vehicle and locate the transfer case output Step 3: Pry out. Sep 07, 2018 · Off the top, should be a hose running up to back side of engine block. MILES: ENGINE :5. Dripping off the T-case skid plate and coating the entire rear axle. Leaking about quart of transmission fluid into transfer case every 120 miles. I took the Kizashi in for an oil change and the service tech informed me that it appears there is a leak at the transfer case. He said the leak isn't severe and he checked the fluid in the transfer case and it appeared to. The leak appears to be coming from the gasket between the transfer case halves (the case is splittable when disassembled). 1; 2; Next. Can't hurt, as long as you don't keep leaking and run low. Removed fill plug first and fluid gushed out of the fill hole unexpectedly. I wanted to fluid changed so was a win/win for me. Can someone tell me if this is the. Case Histories. Same thing happened again at 37K and Dealer said new and improved PTU unit was available, ordered part. Reaction score. I noticed a leak from my transfer case a few weeks ago and it appears to be coming from the front output shaft seal. Posted on Oct 07, 2009. This seal should be easy to pop out with a 2 jaw puller, hooked seal puller or maybe a screwdriver. Sure why not. I was wondering if any one knows the torque specs on those bolts? It looks like the previous owner had the transfer case rebuilt since I see some grey RTV gasket along the edge, or does it come from the factory this way?. This is the last of a two part video showing how I diagnosed and repaired an ATF oil leak between the 231 HD transfer case and the 46RE automatic transmissio. Transfer Case Leaking Oil Q: "I have a 1951 Willys with a T-90 trans and Spicer 18 transfer case. I used to be in the weapons field with gov't and cast gun parts are notorious for internal holes to start with. #4 · Jul 2, 2006. Leaking about quart of transmission fluid into transfer case every 120 miles. I've got a leaky transfer case that I'd like to fix. I need the inner. DescriptionThis is the gasket that is installed between the transmission rear output adapter and the transfer case to seal and prevent leaks. Any idea if there's a gasket that likely needs to be replaced, or if it's simply a matter of putting in some additive that will thicken and seal the problem? There isn't any obvious damage to the exterior of it that would have caused the problem. Put on protective clothing, oil resistant gloves, and safety glasses. The transfer case output shaft is the part that connects the case to the axle. So if you have a leak that keeps coming back after you replace a seal, you might want to verify that the part that it’s sealing against isn’t loose. Ford Super Duty (1999-2016) :: Overfilled Transfer Case Or Leaking Transmission Output Seal. I have 1995 GMC Jimmy with 240,000 miles, it had a terrible transfer case input seal leak, leaking transmission fluid into the transfer case. FWIW, it IS possible to have a non leaking transfer case. Output Shaft Seal and Housing Not too much dirt buildup here. Hot-Shot: An expert who has answered 20 questions. 10) re-filled the transfer case to the level of the filling hole, re-inserted the plug, pushed back on the dust cover (round plastic) front axle re-mounted (BMW advises for new screws) +/- re. Reaction score. The T-case has to be removed and opened to replace the $5 seal. The felt seal is really more of a dust and dirt blocker. He also said that the drive shaft felt loose in the transfer case and that there is probably internal damage to the transfer case. The one thing I was a little concerned about was whether the bush locating the tail shaft into the transfer case was worn, as this would allow the tail shaft to sag and the weight applied to the seal, causing it to stretch or wear and then leak. Eventually the parts inside will wear out and overheat. A leaking transfer case could mean that you've had a seal failure but it could also mean that there is an issue inside the transfer case itself. Assuming nothing is cracked, the transfer case can only leak from the following locations: input seal from transmission, output seal to driveshaft, fill plug, drain plug, case seal (the case is actually two pieces) Given the location and quantity I think all of these can be eliminated except the input seal from the transmission. I did a quick search here but didn't see. The transfer case is wet on the front, and not any on the back, so it's not the fill or drain plugs. Models equipped with 6T45/70/75 Transmission RPO Codes MHC/MH4/MH6 for GM or AF33-5 AWD/PTU Automatic Transmission (RPO M45) for 2007-2008 Suzuki and Getrag 760 or 790 Power Takeoff Unit (Transfer Case). 1; 2; Next. They threw in a new torque converter and everythings been great.