Disconnect The Battery. My car is about 9 years old. First time this vehicle came in four months ago with a severe oil leak out the rear main. Then the new seal can be put in place, and the transmission and other parts are put back in their place. To determine where the oil leak is coming from in your car, the mechanic will have to place a dye into the oil. Note: The information only applies to the 60-degree V6 engines. Stay up to date with the latest Underhood Service news. It needs to be Installed with the included SST using these steps It can be installed with the oil pan attached Sho, via a mobile device, Jun 29, 2018 #4. When everything is finished, the mechanic will check for leaks once more. • Removing old style crankshaft rear main oil seal: Here, the seal lip faces inward. Verify that the seal has seated properly. 1-16 of 134 results for "rear main seal leak stop" Filter results by your vehicle: Enter a new vehicle to add it to Your Garage and filter the results below. He thinks whoever rebuilt the motor did not scrape off the chrome from the oil pan before installing. Send Private Topic View Profile. My truck lost a lot of oil recently and when I realized it was the rear main seal, I decided to replace it. Using a large flat blad screwdriver, tighten the two mandrel screws to the crankshaft. If you spend any time around muscle cars, you know that a good majority of them suffer from a leaking or dripping rear main crankshaft seal. This oil shows up under the UV light to see where the rear main seal leak is coming from. Before you start the process of how to replace a rear main seal without removing the transmission, it is preferable to prepare everything vital. You have to go under the car to look at it for sure. New rear main seal for this 2004 Toyota Highlander was leaking oil between trans and block full subframe drop trans out and diff removal, she’s all done and back to … It’s time to start with the first step. The main pulley throws any leaking oil out in a big circle. The oil pan has a lot of a wet mark on it. This may sound straightforward, but removing some of the parts can take hours, especially if the mechanic is taking his time to ensure that nothing is damaged. Ensure the mandrel is snug to the crankshaft hub. Enter a new vehicle BlueDevil Rear Main Sealer. The RMS should of came with a preinstalled white cup that serves as the "installation tool" . Pry the seal out by moving tool toward the center of crankshaft. What part is leaking? Next, align the mandrel dowel pin to the dowel pin hole in the crankshaft. This is especially irritating because it will not only leave a mark on the ground when the car is parked, but will also spray oil over the entire undercarriage as the wind blows it back during driving. Discard protective nylon sleeve. For many drivers, news of such a problem means that it could be time to purchase a new vehicle, because rear main seal repair costs (money, time and hassle) typically surpass the worth of vehicles old enough to develop such leaks. The best way to prove that you’ve got a rear main seal leak is; to check if … Front and rear views of the Kaase 1-piece rear main seal for Ford 429-460 engines. Im not sure if you saw my last 2 posts on page 2 but I mentiond that fortunately the rear main seal appears to not be leaking after driving 375 miles after the oil pan was resealed which confirmed both our suspicions. I guess I'm just wondering if it is more likely to be something else than the rear main seal. After a while of run time, it developed a leak from the rear main seal. Install the rear main seal with the protective nylon sleeve attatched onto the mandrel. My first rear main leaked on my built motor because it was not installed correctly using the SST that comes with the new rear main seal. 07-22-05 06:10 AM - Post# 745337 I … Used a thin smear of rtv black on the cap. Some of the discontinued 60-degree V6 engine VINs and RPOs may have carried over to other new model year engines and may no longer be a 60-degree V6, so this information may not apply. The seal, if properly installed, will center on a step that protrudes from the center of the mandrel. Ok so how did you know it was leaking in the first place? Keep the toolbox near you and make sure that you have every essential tool in it. Before replacing the new design rear main oil seal, be sure the PCV system is operating correctly. Two-piece rear main seals leaking in Ford 429ci and 460ci engines is hardly an uncommon problem these days. Cannot find a seal in Oregon so have to order Direct from Izuzu. It did wipe out the clutch from oil getting on it. Get it as soon as Sat, Oct 17. It was installed straight up vs being installed a little offset of the main cap. Listen to the latest Underhood Service podcast. 99. Replaced rear main, oil leak fixed but no diagnostics were done to verify the cause of the leak. Is 90k miles to early for the rear main seal to leak? Next, align the mandrel dowel pin to the dowel pin hole in the crankshaft. DA4F0EA6-9392-4371-933D-0CF4B0E2C112.jpeg, (You must log in or sign up to reply here. It needs to be installed BEFORE the oil pan... so to fix that you need to pull the pan. The rear main oil seal installation tool (EN-48108) has a unique design to allow the technician to easily install the rear main seal squarely in the correct depth and direction. Give me a call 7313455299. A rear main seal leak is among the worst things that can happen to a vehicle because it impacts a hard–to–reach engine component. It's likely a rear main seal leak. In the case of your rear main seal, rubber is softer than metal so the rubber seal will wear down first causing a leak. Do not remove the protective sleeve from the seal; if removed, the installation tool (EN-48108) will not work. A little worried as this is my first GM product and first diesel. Rear main seal leaking? If the rear main seal was leaking on your engine it will drip oil onto the flexplate or flywheel. That cost should be deducted from the price of the vehicle. Just add one 8 oz. Once you've performed these heavy-duty tasks, replacing the seal itself is a straightforward procedure. Save 5% more with Subscribe & Save. Their analysis was that they would START with the oil pan gasket. Some GM owners may complain about external oil leaks from these engines. Use a flat blade screwdriver to remove the two attachment screws from the mandrel and remove mandrel from crankshaft hub. If you're out of options, this is a fairly low cost method that has worked for some people with a leaking rear main seal. As and error proof, seal will fit only one way onto the mandrel. I have oil between the transmission and engine. The rear main seal in your vehicle is at the back of the engine and seals the crankshaft as it exits the engine. 8000 miles and has a rear main seal leak. I use between 100-150 non teflon fel pro rear main seals every year with very minimal issues, the single biggest leak culprit for me is not the rear main seal, its typically the lip on the oil pan, which is easily mistaken all the time for the rear main seal leaking. A week without a truck I have had less than a year with a very rare problem on a duramax. 4.0 out of 5 stars 968. Numerous Internet forums confirm this habitual engine bleeding and the resulting frustration to the owner. $14.99 $ 14. Your vehicle’s flywheel or flexplate is then bolted onto the crankshaft flange sandwiching your rear main seal between your engine and transmission. This sleeve assures that the seal is installed in the correct direction and also protects the seal from getting damaged during installation. ), In the rearview: Joe Biden does a burnout in his 1967 Chevy Corvette with Jay Leno, JBR Adjustable Rear Camber Arm Install MS3 07, General – Setup & Tuning, PSA Knowledgebase, 992-based Porsche 911 GT3 Cup previewed with massive rear wing, 2013-2017 Ford Explorer recalled over rear suspension issue, again, Ford recalls 700,000 cars, trucks and SUVs for faulty rear-view cameras. I do have valve cover gasket leak but it's really small. Rear Main Seal Replacement by Bill Schroeder The rear main seal leak among small block owners is a very common problem. An oil leak from the main seal, also known as the rear crankshaft seal, will usually drip from where the transmission connects to the engine, though it may show up elsewhere, such as on the oil pan. Install the outer drive drum onto the mandrel (EN-48108). Any ideas or thoughts about what I can do here besides replacing the seal? Ask your boyfriend to check it out. Replacing a rear main seal is a big job. Discussion in 'Mazdaspeed 6 Troubleshooting' started by Sleepin6, Jun 28, 2018. . Like x 1; 5doorsoffury Greenie Member. Before replacing the new design rear main oil seal, be sure the PCV system is operating correctly. It can get thrown up on the alternator, steering pump, belts, in short anything attached to the front of the engine and cause a real mess and eventually some serious damage. Hey guys, I want to make sure I cover all my bases here so this vehicle is once and for all repaired. Note: The repair information only applies to above listed engines. The Machine Shop replaced the front and rear main crank seal three times and it is still leaking. Removal Procedure: Remove the crankshaft rear main oil seal using one of the following techniques: • Removing new style crankshaft rear main oil seal: Since the seal lip faces outward, insert a flat-bladed or similar tool between the sealing lip and outer casting of the seal at an angle. Is it around the crank seal (hope not or it will fuck the clutches couch) or by the oil pan? bottle for every 8 quarts of engine oil and it should at least slow down the leak and may even stop it. Once the issue is diagnosed, the mechanic can then determine where the leak is originating from to estimate the rear main seal replacement cost. We took the truck to Ford who put the dye in and checked for the leak with a black light. Replace the crankshaft rear main oil seal with the new design rear main oil seal, p/n 12592195 (Canadian p/n 31022784) using the following procedures. Installation Procedure: Do not remove the protective nylon sleeve from the new rear main seal prior to installation. But everybody hates Dodge transmissions right? FREE Shipping on your first order shipped by Amazon. The oil pan is also pretty wet (might be the oil pan gasket?) 2011 lifted Silverado ball joints and rack&pinion replacement Using a large flat blad screwdriver, tighten the two mandrel screws to the crankshaft. User Info. If one or more items do not match the above list, then this information does not apply. Your car or truck engine has a lot of seals to keep engine oil in its proper passages and from leaking out. How did you know your car has a rear main seal leak? VIDEO: Check Labor Guide When Replacing A Battery, Proper Procedures To Maximize Fastener Life, Servicing Electronically Controlled Thermostats, Ford F-150: Lack Of Heat In Low Temperatures, Acura Tech Tip: Engine Shuts Off, But Power Mode Stays In On, Hyundai, KIA Develop GPS, Camera Connected Shift System, Engine Build: Stage 2 6.7L Twin Turbo Cummins Engine, VIDEO: Direct Injection Fuel Pump Killers, BBB Industries Announces Launch Of New Remy Website, Mitchell 1 Adds To SocialCRM Marketing Service, GM Tech Tip: Crankshaft Rear Main Oil Seal Leaks in Some 60-degree V6 GM Engines, EGR, Secondary Air Injection And Emissions Management, How To Diagnose Slow or Sluggish Oxygen Sensors. Most engines have an inspection cover in the bellhousing that will allow you to check for this. The mechanic says it's leaking 1 drop of oil every 15 seconds from rear main seal where the chrome oil pan connects. Inspect the lead-in edge of the crankshaft for burrs or sharp edges with crocus cloth or equivalent before proceeding. The engine runs beautifully, but we cannot stop an oil leak. The new seal described below comes with a protective nylon sleeve already installed in the seal. Loosen and remove drive nut, washer, bearing and drive drum. From my poking aroung on the discussion boards I found out many owners with this do not fix it as they seem to know it's difficult to eliminate (some say a poor design). A lack of use is one of the silent killers of the seals and gaskets in … The rear main oil seal in a 2.2 liter Chevrolet S10 can be replaced without removing the engine oil pan or the crankshaft. Never apply or use any oil, lubricants or sealing compounds on the crankshaft rear main oil seal. Using a wrench, turn the drive nut on the mandrel, which will push the seal into the engine bore. Repeat the above steps as necessary, around the crankshaft rear oil seal, until the seal is removed. I also link an image and today Im going to try and take a better picture of the area, but I show a leak below the a/c compressor which appears to be coming from the newly … Clean the crankshaft sealing surface with a clean, lint-free towel. Or he says if they did, it should have dried out from sitting for 2 years. In this video I walk you through how to instal a seal saver/micro seal, and rear main seal on a small block Foxbody Ford 302 Mustang 5.0. Raise the car with the help of a jack so that it becomes easy to reach the rear main seal. Front seal: The front seal is located behind the main pulley that drives all the belts, which is, of course, always spinning. Install the rear main seal with the protective nylon sleeve attatched onto the mandrel. Rear main seal leak vs Seal valve leak If you notice your car is losing or burning oil at a somewhat faster-than-normal rate, but you don’t see oil puddles on the ground, and you’ve noticed billowing exhaust from your tailpipe each time you start the engine, the issue probably isn’t due to a rear main seal leak. The EN-48108 is designed to install the rear main seal with the protective sleeve in place. Install the bearing, washer and the drive nut onto the threaded shaft. 1. Models Affected: 1986-2006 GM cars and light-duty trucks (including Saturn) with 2.8L, 3.1L, 3.4L, 3.5L, 3.9L 60 degree V6 engines (VINs D, E, F, J, K, L, M, N, R, S, T, V, W, X, Z, 1, 8, 9 – RPOs LG6, LA1, LNJ, or LN9, LG8, LL1 or LX9, L82, LL2, LB8, LH0, LG5, LB6, LE2 or LQ1, LH7, LC1, LX9, L44, LZ4, LZE, LZ. (Originally thought it was the oil pan, so replaced that gasket, then found the lip of the main cap wet when it continued to leak) I had installed a fel-pro blue standard 2 piece seal. Problem: Some GM owners may complain about external oil leaks from these engines. Ensure the mandrel is snug to the crankshaft hub. This seal incorporates features that improve high mileage durability. Courtesy of Automotive Parts Remanufacturers Association (APRA) www.AutoBulletins.com, Emissions: Ultimate Underhood – Gasoline Particulate Filters, Emissions: O2 Sensors Ability To Accurately Calculate Exhaust Levels, Emissions: Clearing The Air About Diesel Exhaust Fluid (DEF), Emissions: Emissions 101: A Basic Understanding Of How Catalytic Converters Operate, News: BBB Industries Announces Launch Of New Remy Website, Heating / Cooling: Cavitation: Killer Of Water Pumps, Video: VIDEO: Check Labor Guide When Replacing A Battery, News: Mitchell 1 Adds To SocialCRM Marketing Service, ‘Exploring’ Service Needs On The Ford 4.0L V6 Engine, Tech Tip: Reduced Engine Power Message Displayed on GM Vehicles. Turn the wrench until the drive drum is snug and flush against the engine block. If the rest of the vehicle is in good shape, you might call some shops and get quotes on what the repair costs would be. One tool that some people have had success with is an oil additive called Blue Devil Rear Main Sealer. Insert a flat-bladed or similar tool between the outer seal casing and the engine block casting. Location: Main Index » Forum Index » Trucks-Vans-SUV » 88-98 Fullsize Trucks, Vans, Suburbans, Blazers, Tahoes » rear pinion seal STILL leaking, brand new Previous Bottom Next; Username Post: rear pinion seal STILL leaking, brand new (Topic#107493) jp233 Senior Member Posts: 1023 Loc: ATL, GA Reg: 03-15-04. However, removal of significant components external to the engine, most notably the transmission, is required. GM reports that a new design crankshaft rear main oil seal and installation tool (EN-48108) has been released. To replace the seal, either the engine or transmission will have to be removed. Fast forward and it is once again leaking out the rear main. 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