I do have valve cover gasket leak but it's really small. 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. My car is about 9 years old. As and error proof, seal will fit only one way onto the mandrel. Install the outer drive drum onto the mandrel (EN-48108). Next, align the mandrel dowel pin to the dowel pin hole in the crankshaft. Used a thin smear of rtv black on the cap. Installation Procedure: Do not remove the protective nylon sleeve from the new rear main seal prior to installation. One tool that some people have had success with is an oil additive called Blue Devil Rear Main Sealer. If one or more items do not match the above list, then this information does not apply. The seal, if properly installed, will center on a step that protrudes from the center of the mandrel. (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. Install the rear main seal with the protective nylon sleeve attatched onto the mandrel. 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. Pry the seal out by moving tool toward the center of crankshaft. bottle for every 8 quarts of engine oil and it should at least slow down the leak and may even stop it. 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. Front and rear views of the Kaase 1-piece rear main seal for Ford 429-460 engines. The rear main seal in your vehicle is at the back of the engine and seals the crankshaft as it exits the engine. 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. Is it around the crank seal (hope not or it will fuck the clutches couch) or by the oil pan? 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. 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. 1. The oil pan is also pretty wet (might be the oil pan gasket?) Keep the toolbox near you and make sure that you have every essential tool in it. This sleeve assures that the seal is installed in the correct direction and also protects the seal from getting damaged during installation. Ensure the mandrel is snug to the crankshaft hub. 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 … 07-22-05 06:10 AM - Post# 745337 I … Raise the car with the help of a jack so that it becomes easy to reach the rear main seal. I have oil between the transmission and engine. 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). It did wipe out the clutch from oil getting on it. Like x 1; 5doorsoffury Greenie Member. Insert a flat-bladed or similar tool between the outer seal casing and the engine block casting. 99. Cannot find a seal in Oregon so have to order Direct from Izuzu. 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. ), 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. Once the issue is diagnosed, the mechanic can then determine where the leak is originating from to estimate the rear main seal replacement cost. The new seal described below comes with a protective nylon sleeve already installed in the seal. Next, align the mandrel dowel pin to the dowel pin hole in the crankshaft. My truck lost a lot of oil recently and when I realized it was the rear main seal, I decided to replace it. The engine runs beautifully, but we cannot stop an oil leak. • Removing old style crankshaft rear main oil seal: Here, the seal lip faces inward. Turn the wrench until the drive drum is snug and flush against the engine block. Two-piece rear main seals leaking in Ford 429ci and 460ci engines is hardly an uncommon problem these days. To determine where the oil leak is coming from in your car, the mechanic will have to place a dye into the oil. Repeat the above steps as necessary, around the crankshaft rear oil seal, until the seal is removed. Problem: Some GM owners may complain about external oil leaks from these engines. Note: The information only applies to the 60-degree V6 engines. It’s time to start with the first step. Note: This information does not apply to 2004-2005 Saturn VUE models with 3.5L DOHC V6 engine or 2005-2006 Cadillac CTS with 2.8L HFV6 engine (VIN T – RPO LP1). Is 90k miles to early for the rear main seal to leak? 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. Note: The repair information only applies to above listed engines. What part is leaking? You have to go under the car to look at it for sure. I guess I'm just wondering if it is more likely to be something else than the rear main seal. In the case of your rear main seal, rubber is softer than metal so the rubber seal will wear down first causing a leak. 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. 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. 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 … Before you start the process of how to replace a rear main seal without removing the transmission, it is preferable to prepare everything vital. Then the new seal can be put in place, and the transmission and other parts are put back in their place. 8000 miles and has a rear main seal leak. 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. Discussion in 'Mazdaspeed 6 Troubleshooting' started by Sleepin6, Jun 28, 2018. The mechanic says it's leaking 1 drop of oil every 15 seconds from rear main seal where the chrome oil pan connects. Ask your boyfriend to check it out. 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 rear main seal leak is among the worst things that can happen to a vehicle because it impacts a hard–to–reach engine component. Using a large flat blad screwdriver, tighten the two mandrel screws to the crankshaft. GM reports that a new design crankshaft rear main oil seal and installation tool (EN-48108) has been released. Their analysis was that they would START with the oil pan gasket. Fast forward and it is once again leaking out the rear main. Send Private Topic View Profile. $14.99 $ 14. 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