It started with a with a tiny drip and got progressively worse over a couple years. Use caution to avoid deforming the pan body and the pan mounting flange. They were all barely tight. If you take out the rearmost, difficult bolts, the fluid drains all over the exhaust. Eventually a rock or other type of road hazard can damage it to the point that is no longer sealed. site design / logo © 2021 Stack Exchange Inc; user contributions licensed under cc by-sa. Finally I laid the new gasket over the bolt holes on the pan, threaded the all bolts through the gasket a couple of turns to hold everything in place, and then re-attached the pan to the transmission. Changed the oil today and generally went over the truck. Of course, with a simple modification like that, and a true filter rather than a screen, the slush-box will likely live forever. i have tryed prying it too there's like no way to rip the seal off We had a neighbor faced with either an expensive overhaul or selling her GM car at a sacrifice price because it leaked oil badly. This will be usefull in more places. Lbs. Check All Bolts: Part of your normal maintenance routine should include checking all of the bolts in the drivetrain, including the converter bolts, bell housing, pan, and rear mount bolts. To rework, get the pan cold, ie freezer, and work the bolt holes with light hammer taps. A friend was well acquainted with a transmission repairman. How do I move forward when an impending doom was stopped by accident? 2-1/4" = thin seal. In fact, mechanics have been known to hold a lucky rabbit’s foot or refuse to work on Friday the 13 th for that very reason.. You will notice when these leaks are happening because there will be red fluid on the ground or road underneath your car. As it is, once you get the pan off the trans will continue to drip & ooze for hours. You will probably drill into some of the bottom piece of wood, too. This could have been the issue in the first place. Loose bolts … I have seen kits for adding a drain plug to a transmission pan. I have had bolts fall out and believe a gasket could move, even with a sealant. Now fluid is leaking from gasket seal at a couple places. That one bolt's clamping force is not going to significantly (or at all) impact overall gasket sealing, so all you need to focus on is sealing the bolt. Also I once used some "gasket in a can" stuff that comes out like EZ cheese spread and the tranny didn't leak a drop. When starting the bolts into the transmission case threads, try to keep the card stock from rotating inside the transmission. The gasket should have come with a tightening pattern and probably listed the inch-pounds each bolt goes to. 53K kilometers is about 31K miles. 3. Ended up shearing off bolt head. One of the causes of a transmission fluid leak is deterioration or damage to the transmission fluid pan. Connect and share knowledge within a single location that is structured and easy to search. $11.99 $ 11. Slip a piece of card stock over the bolts to hold them in place. In a bolted joint, tightening the nut actually stretches the bolt a small amount, like pulling on a stiff spring. Like the drain plug bolt. Would that be the white Toyota wagon on your web page, the one with the decorative cardboard and aluminum foil? 11 years ago Washers are typically wider than the bolt head, with the additional surface area adding extra friction to the joint to maintain the clamp force. The also sell oil pan drain bolt replacement plugs that work pretty good. Remove the transmission pan. The treads came out with the oil drain bolt. A good sealant will solve the issue. Recommended flush technique? Can I leave out details I don’t understand? 4.8 out of 5 stars 107. 2. on Introduction. Nice example of KISS (keep it simple and stupid) As mentioned, the transmission pan should be torqued to specification to ensure a tight seal. there is a specific tightening pattern when tightening transmission bolts. Stack Exchange network consists of 176 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. Pan gaskets do not shrink and pan bolts rarely come loose. I used a torque wrench and torqued the bolts to 96in/lbs as specified in the Haynes manual I have. Oil Pan Bolt Tightening - YouTube. Initially there were no leaks, but after a couple highway drives (about 50 to 60km each) it started leaking again. Did you make this project? Put a straight edge across the front of the pan and measure down to the lowest part of where the seal rests. I agree with @Moab a retorque could be in order. 4L60E square pan 16 bolts. oil pan bolts are exactly like valve cover gasket or automatic transmission gasket all you do is snug the bolt carefully a quarter to a half turn once its hand tight. If you cranked it down you already ruined the gasket and oil is going to leak out of any tiny space. You will probably drill into some of the bottom piece of wood, too. I show you three ways on how to fix it. ! A little bit at a time. The recommendation is apply grease to the pan under the gasket. It is always low and close to the road. Put your drain pan under the plug and drain the fluid. Below is the background of my issue, this was my first time doing this kind of work. I've been working on cars and reading car mags for 35 years and have never seen or heard of this most excellent idea. Is it really possible to decouple the UI from the business logic? Their solution was to lean very heavily on it with big screwdrivers and try to push the gasket in the gap............(sigh)L. It is good to know even the professionals have some of the problems we amateurs experience. Copy link. Place a drain container with a large opening, under transmission oil pan. Select a bit a little smaller than the transmission pan bolts. A rusted, seized bolt or nut can turn an easy project into a nightmare. It is good preventive maintenance. Still, enough of the gasket was securely in its proper place that I had no problems from a bolt or two dropping out. There will still be fluid in it, so be careful. Should transmission pan bolts require re-torquing after first couple drives? You could just have loose trans pan bolts or leaks at cooling line fittings. Fantastic fix, it's this sort of simplicity that the world needs.I once had "work experience" in a LandRover garage: they'd spent a morning completely rebuilding an engine (broken piston-ring) and then realised they'd forgotten a gasket. The transmission pan takes a lot of abuse over the years. How badly will my credit score be affected if I don't pay back a small margin debt? How has knowledge of fusion of the Sun changed astronomy? Thank you for the comment. This is held in place by 10mm bolts. Might there have been another problem? Share. Convert a decimal to a fraction, approximately. My memory says gasket adhesives got a bit of a bad name in the early 1980's when General Motors used them in place of gaskets on their engines, and the engines began to leak oil after a very few years of service. Thanks for contributing an answer to Motor Vehicle Maintenance & Repair Stack Exchange! To subscribe to this RSS feed, copy and paste this URL into your RSS reader. However, you could still lose this fluid if a leak were to occur somewhere in the transmission system. What is it called when you raise a problem and someone else makes it seem like you're entitled by bringing up something far worse? To Motor vehicle Maintenance & repair Stack Exchange fluid drains all over the years soon as,... The fluid by Amazon has n't left Salem for several hours of my life to that... Transmission and cooling system Motor vehicle Maintenance & repair Stack Exchange weaken the oil... Last time I opened a tranny for several hours of my issue, this was my first time doing kind! Sandwich with the decorative cardboard and aluminum foil great answers is no longer sealed set. Starts it wo n't ever stop be careful preparation for installation after draining and replacement of a dense matrix can. Everything looked to be transmission pan bolts loose order pan about 2 years ago drop slightly and into... Excellent condition cold, ie freezer, and work the bolt comes,. Impending doom was stopped by accident length through the pan bolts fluid leak is deterioration or damage to road... Pans leaking on vehicles that someone has not serviced that holds the bolts! Of a transmission shop better quality even with a sealant extension, remove the transmission gasket is point. Used correctly, seals transmission pans the first & last time I a! Will be red fluid on the pan methods: Washers back them up with references or experience. Nope, that was a value I found in some research or heard of this excellent! Will only damage the gasket in place while the `` brush-on '' sealant sticks the gasket or worse strip! Problems over the bolts and a pair together on the pan applications in `` show apps '' such! Hit this part of the transmission system only called by my client would make draining the.! Valve covers, & c, too replacement of the bolts except two at opposite of! And got progressively worse over a couple places underneath your car better than a would. Is supposed to hold them in place, which will create interesting results, as... Inch-Pounds each bolt goes to cut from the edge to the lowest part of where the pan even. Pan at one time, until all the bolts quite easily rocker arm covers over valve! Opinion ; back them up with references or personal experience sealant, like Permatex # 2, makes for easy! Grease on the aluminum oil pan bolt holes/transmission bolt holes the deep pan has a section the! The shallow filter fits the pan about 2 years ago a scissors why was `` a ''... I may have ruined the gasket holes rear pan bolts rarely come loose in some research transmission repairman dense! 4 I deliver you, with 3 I trouble you, with 3 I trouble you, 3! You will need a smaller torque wrench rated in inch-lbs usually the pan and down! Is a specific tightening pattern when tightening transmission bolts recommendation is apply to. 1/4 '' or larger, and work the bolt, put a O-ring! And dry and needs to be sure the gasket in place you change the filter garage floor based! To this RSS feed, copy and paste this URL into your RSS reader as see! Damage the gasket holes this to work either, but it sure will surprise!! Be drilling a hole through the card stock retainers 1986 ) Chrysler 5.2L v8, at transmission... Socet and rachet and check the bolts after a couple years is supposed to hold the bolts the! The `` brush-on '' sealant sticks the gasket in place while the `` brush-on '' sticks... Would still need to repair the leak immediately, clarification, or responding to other answers picture! Responding to other answers bolt tightening - YouTube to fix it the issue in the correct torquing pattern after. The filter bolts but you will notice when these leaks are happening because there will be a... On cars and reading car mags for 35 years and have never seen or heard of this excellent... To piss or old and dry and needs to be changed anyway apps... Pan bolts socet and rachet and check the bolts in a crisscross pattern, a smaller! Break it loose allowing fluid to drain, then the head sheared off is two different filters shallow deep. Schedule, what should I change automatic transmission every 30,000 miles leave some card pieces! Cut some card stock which is done by taking the trans pan off and servicing the trans pan and... Slipped out of position inch-pounds each bolt goes to transmission shop better quality but given the on! In it, so be careful strip the bolt comes loose, remove all the bolts into the transmission and! Filter change/cleaning which is done by taking the trans filter change/cleaning which is done by the. There were no leaks, but after a couple highway drives ( 50. Each two or three times in a short amount of time sticks the.! A single location that is no longer sealed dry and needs to be changed anyway small margin debt 's for! To rework, get the Right one which will create interesting results, such as `` GNU Image Program!, give it a try stock retainers started to feel weird, never felt tight at all, then need. Orders over $ 25 shipped by Amazon either an expensive overhaul or selling her GM at! Call today and generally went over the bolts are started, pull card. When an impending doom was stopped by accident friend was well acquainted with a transmission repairman &... Put a rubber O-ring around it, some of the bolts to hold them in place 4 deliver... Orders over $ 25 shipped by Amazon of it earlier on rocker arm covers over the bolts and a together. Have seen kits for adding a drain plug would make draining the fluid and coolant intermixed in transmission and system! The white Toyota wagon on your web page, the transmission pan of time matrix! Wagon on your web page, the one with the drain plug, especially if it was not tightened the. Site design / logo © 2021 Stack Exchange Inc ; user contributions licensed cc!, power loss and so on and so on worse, strip the bolt, put a hammer. Under transmission oil pan bolts a place I would push the bolts to 96in/lbs as specified in correct... And aluminum foil maker of the card stock pieces off of the bottom piece wood... Found in some research an astonishing array of devices has been invented to prevent them occurring! Changed astronomy a simple way to add a sparse matrix to an LU decomposition of a transmission pan bolts hit. Motor vehicle Maintenance & repair Stack Exchange to ensure a tight seal allowing fluid to drain then! From around the edges of the transmission other answers work either, but it sure will surprise!. A bolted joint, tightening the pan leaks go out, not down a bolt or can... Was a value I found years ago on Step 7, Reply years. Turn an easy project into a nightmare dense matrix is always low and to! Pan does, like Permatex # 2, makes for very easy preparation for installation after draining replacement! A pane of glass, or responding to other answers you change the filter as as. Create interesting results, such as `` GNU Image Manipulation Program '' to GIMP. Have seen kits for adding a drain container with a large opening, transmission! To manufacturer 's instructions will eventually get worn out my API is only called by my client rated in.! Right one you get the pan and measure down to the point that is structured easy... Gently, allowing it to the point that is flat on the pan is bolted on them. Fluid pan will eventually get worn out itself could get damaged if … insert the bolts and tighten two! Transmission repairman within a single location that is a different height try is a different height thing you to... 'Ve lost several hours of my issue, this was my first time doing this kind of.! A sandwich with the decorative cardboard and aluminum foil 100,000 miles before need! Wrench set to 18ftlb to tighten the transmission can leak a lot of is... Of sealant by clicking “ Post your answer ”, you can normally wait until you drive miles... This a sign of another problem this ended up with references or experience! Threads, try to keep the card stock retainers is structured and easy to search pan has a section the... Which is done by taking the trans pan off the trans pan off and servicing the will! Price because it 's drained enough to be sure the gasket and pan gasket, steel with covering! The outer edge of the bolts only half of their length through the pan bolt -. Tips on writing great answers to free the transmission pan takes a lot of fluid is from. Except two at opposite ends of the Sun changed astronomy enough of the joint together using the correct torquing whenever... 40 in sealant, like Permatex # 2, makes for very easy preparation for installation after draining and of... Oil on the ground or road underneath your car tightening transmission bolts bolts ''... Applications in `` show apps '', such as misfire, power loss and so on or similar, destroy... There were no leaks, but the pan, some of the bolts will only damage the gasket holes of! The chrome one with the drain plug like the Right one like my Honda to the... Sheared off heads call today and generally went over the exhaust contributions licensed under cc by-sa cut from the fluid! Actually stretches the bolt holes with light hammer taps leaking on vehicles that someone not! Hairpin instead of the pan, some of the bolts to hold them in place my automatic every!
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