You must log in or register to reply here. If you have a leak and do not fix it, you’re on a very short clock. If it’s the line itself that has corroded, worn out or otherwise broken, it’s a simple enough matter to replace the line with a new one. 2-3 turns after hand tight for the tapered NPT threads. The AT is hooked up, at one point, to the radiator for "cooling purposes." Should I go to the hardware store and buy a different one that might seal better? It was dripping at a rate of about a drop per second, which is a lot in my book. You’ll find it dropping to a lower gear as you drive, for instance. Your car is just not physically able to function in this condition. Either way you should be fine. They're made up of a system of rubber hoses and metal or composite aluminum tubes that allow for transmission fluid to flow through them at high temperatures. Amazon's Choice for ptfe fuel line. This video shows you how to change out those old lines. These lines are currently leaking AT fluid, and I can't fix them without buying yet another radiator. What Is the Best Motor Oil for High Mileage Engines? Yes, you can use rubber hoses if they are the right rubber hoses that have been designed specifically for transmission fluid. Both were folded over once and had to be unfolded to their final size. You need to make sure you have the right kind of liquid sealant though, something designed for high heat connections. Adding thread sealed tape to the fittings in the Derale Transmission Cooler, # D12904, is not necessary, but you can use some as long as it is only on the threads and not on the face of the fitting. These are more for professionals or even racing teams who need to swap these kinds of parts out with a higher frequency than you'll ever need to with your own car. Using Hot Rod fuel hose AN PTFE Hose and Fittings for Transmission cooler lines Using the correct AN Adapter Fittings Transmission cases use different fittings then you will find in other car plumbing applications. Prices average anywhere from, In a pinch you can also use a sealant on the line if it’s leaking at a connector. Your transmission cooling lines, often just called the transmission lines, are the lines that connect your transmission to the radiator in your car. Never use Teflon tape on transmission fittings if you don't want to run the risk of having to replace the transmission, the lines, and the cooler down the road. Remember, ignoring a small problem will lead to a big problem in the long run. Find Summit Racing SUM-220027 Summit Racing® Transmission Line Adapter Fittings and get Free Shipping on Orders Over $99 at Summit Racing! Imagine how you’d feel if you could have bought a $25 line and spared yourself that expense. Sites like Autozone have a wide variety of transmission cooling line assemblies you can buy. A visual inspection is always a good idea because there is always the possibility that you will have damaged lines you can see. This is best used for a temporary fix though, as these kinds of connections don’t normally require sealant, so it means something is obviously wrong if it’s leaking. Another great property teflon tape has is it prevents the threads from seizing. disclaimer. What you'll need to do is replace the fittings completely. on the upper there was no o-ring but I put one in and wrapped the fitting threads with teflon tape and reinstalled. And to add to the above 1/2-3/4 turn past hand-tight is enough to seal an AN fitting. Where teflon tape really shines (NOT) is on fuel system kludges. That’s dangerous for you and for other drivers. Any other suggestions? This may not be a permanent solution though and will extend the life of your cooling line but not necessarily fix the problem in the long term. Products to Compare (max of 3) X. But if you’ve never tried this before and aren’t 100% confident in your abilities, then you will probably want to pay the extra or a professional to do it. A roll of Teflon tape should cost around, A third option is to get an adapter. I did use teflon tape around the threads but its leaking from the cooler line and fitting. Oct 11, 2019 #3 I did try tightening mine, but that didn’t do it. We Would Advise You NOT To. In regards to the engine and transmission, they are pretty much identical to what's found in the Gen.3 cars. Not to mention the cost associated with this. ludwig VIP Member Posts: 3262 Joined: Wed Jan 28, 2004 6:11 am Location: Las Vegas, baby!! A damaged transmission will cost you even more. The ferrule/cap nut side seals by compression against the spherical surface. You can also get steel braided or nylon braided lines as well, which are rubber with either nylon or steel added to them to increase durability. The new ones you get may last just as long but should last longer. It's the radiator threads that are stripped. Transmission lines are exposed to the elements and over time can leak. Remember: All of these DIY articles come with a "PERFORM AT YOUR OWN RISK!!!" That ensures it’s done right, and that the problem won’t get worse. The source of the leak can and likely will get worse as time passes. Transmission repair is going to cost anywhere from. If these are malfunctioning in some way, you'll be leaking transmission fluid and your system will overheat and fail pretty quickly. Just make sure you check that it’s the right one to fit your particular car. This is made to operate in high heat and, just like plumbing tape for your home, it shores up that connection by making it tighter and waterproof. Install teflon tape on the GM female push-to-connect fitting, and screw it to the pushlock fitting, tighten it to 95-135 in-lbs or just enough for the fitting not to leak. FREE Shipping by Amazon. These aren’t like fuel filters or engine oil that wear out with use and need to be swapped on the regular. These will last longer than your typical, plain rubber line. I have a 1990 Acura Integra 1.8L B18A1 engine with an automatic transmission. It will become hard to shift, and when you do shift, there will be noticeable sounds. In a pinch you can also use a sealant on the line if it’s leaking at a connector. A burning smell can also indicate a leak or clog in your transmission cooler line. Locate the radiator and check where the coolant lines are attached. Two things to be aware of if you use the tape..... start putting the tape on the second thread back so that none is able to work it's way into the process stream. finally got it. Attach this to the transmission side of the stock line you removed. If the transmission fluid can't flow through the system, then you'll be unable to switch gears, the transmission will seize up and likely make some very noticeable grinding and crunching sounds, and your car will be undrivable. Also, no, you dont need teflon tape… : The reason your gears grind when the fluid is contaminated, or levels are low is because you’re getting metal on metal grinding and that makes a terrible noise. The wrong hoses run the risk of bursting very quickly after being put in place, possibly within a week or two, and it will likely happen while you're driving. Also, the melt point for Teflon is around 400 degrees F so you should be safe in that respect. I'll reinforce what everyone else said- no need for teflon tape on the cam lines. If your original lines failed because of a bigger, underlying problem, then that may happen to your replacement lines as well. That's why getting the transmission cooling lines fixed when a problem arises is key to maintaining a well-functioning vehicle. These just connect to the end of the line at either the radiator or transmission end and can sometimes create a better seal than the line on its own. This is because the fittings in the cooler are the actual part that's doing the sealing. The most obvious sign of a transmission cooling line leak is the presence of transmission fluid. When your transmission cooling lines leak, it means you have a serious problem in your vehicle. Not to mention the cost associated with this. If you see something amiss or incorrect, please contact me and I will make sure this post gets updated. You’ll have the cost of materials, which we just mentioned can range from $15 to $50, plus the labor cost on top. This may not be a permanent solution though and will extend the life of your cooling line but not necessarily fix the problem in the long term. This is also reflected in the price as these kits on sites like Summit Racing range from $87 to nearly $500. Question Regarding Tranny Cooler And Radiator/line Fittings With O-rings, Monkeybutt2000's 89 vert build thread- teardown results☹️, Timing Cover/harmonic Balancer Removal And Replacement. Transmission repair is going to cost anywhere from $1,800 to $3,400. Re: C4 Transmission lines. In a word, yes. i had the same problem, but when i decided to add teflon and tighten it some more, it ended up braking so be careful. Car Burning Oil and White Smoke: Is There a Connection? Jeff shares some helpful tips on measuring and cutting the braided stainless steel hose for an easier installation. This kit includes: 300psi rated replacement hoses Replacement clips Replacement fittings. Teflon paste can be sparingly applied to the base of threads if desired. Honda Accord Transmission Problems – Watch Out For Issues Shifting Gears! OP. After much torquing, the line linked and the hex nut was then immediately locked on .I cut the aluminum/ steel transmission cooler line , removed the radiator and was then able to forcibly back off the connection. Also, for the press on fittings, … Enjoy! I got pre-bent lines from NPD. no. The tapered pipe sections of a male fitting that thread into a casting are the part that would use the teflon tape. I always use Loctite 515 on tapered threads and nothing on tapered seats. How Can You Get Cash for Your Used Car Today! Similar to this, you can also use some Teflon tape to seal the threads of any line where it connects. Prices average anywhere from $15 to $50. The parts will be harder to come by and your mechanic is going to need to have a little more expertise to know how to get the job done. If you suspect a leak but aren’t sure, you could leave something as simple as a piece of paper under the car overnight and check it in the morning. Don’t use it and find the plug firmly rust welded in place, especially in cast iron. Just make sure you check that it’s the right one to fit your particular car. Post by ludwig » Mon Jan 04, 2010 7:41 am . Hook 'em up dry and you'll be fine. If the level is low, you may have a leak. tape and had no problems from that part of the line, I did blow off a hose from the end though, 6qrts of dexIII all under my truck. Installation of a Transmission cooler, like the Derale Series 8000 Plate-Fin Transmission Cooler # D13503, to cool the constant variable transmission fluid in the transmission on your 2013 Nissan Altima would be a good choice if you will be towing with your vehicle and your vehicle has transmission fluid lines that run to an OEM cooler at the front of the vehicle. They feature straight threads instead of tapered so the chance of a cracked case is virtually eliminated. © 2020 Cash Cars Buyer. This assembly is removed then you tap the holes left in the transmission housing to a straight 3/4 16pt thread so that you can reuse the push lock fittings from the heat exchanger to then run factory Grand Cherokee cooler lines and valve etc. If it is coolant that has burned or gotten contaminated it may not be the red color you expect and viewing it on pavement will further contaminate it. i had to take the rad off and take it to a shop where they put the one that supposed to go there for like $5. With good quality fluid and functioning lines your transmission will ideally be running at around, . The threads that actually attach the male and female fittings together do not create any part of the seal and do not use any tape at all. : Obviously your engine makes a lot of heat, but your transmission also operates at high temperatures if not properly cooled. These only go on the NPT-type (tapered) threads and never on AN fittings. Obviously if you need to replace yours now, they didn’t last as long as they should have. The kit contains enough parts, fittings, and hoses to repair several lines and in several kinds of vehicles. Unfortunately, there are also unforeseen issues. Its true Teflon tape is a thread lubricant that can allow deeper seating of the threads. If either the engine or the transmission fails, you no longer have a drivable car. it was actually the top trans cooler line was dripping down on the radiator hose and the around lower trans line. I finally decided to connect the lines on my trans cooler and once I finished I noticed that the fitting that came with the cooler to put into the radiator/stock cooler was dripping. Being a 4-core radiator for an air-conditioned car, it's expensive to replace or rebuild (replace the bottom tank, where the cooler lines enter), plus it's still the original equip't, which is a valuable attribute for me. The hot fluid cools off in the radiator and then heads back to the transmission. The fluid cycles in and out to maintain a normal temperature range. For a better experience, please enable JavaScript in your browser before proceeding. If your transmission has a dipstick and some makes and models will, but many do not, you can use that to check your fluid levels. With Teflon tape, as you were tightening the connector, you would have some binding which would make it difficult to tell when something was tight enough. 9 Refill the transmission with the correct transmission … You will be able to drive for a short time with a leak, depending on how bad it is, and you can extend this by adding more fluid as it gets lower, but it will be dangerous and costly. had the same problem, I ended up using the liquid stuff. threads on one of the automatic transmission cooler lines. Teflon tape is also known generically as PTFE (polytetrafluoroethylene) tape (Teflon is a brand name owned by DuPont), or simply "thread tape." A roll of Teflon tape should cost around $3. Similar to this, you can also use some Teflon tape to seal the threads of any line where it connects. These just connect to the end of the line at either the radiator or transmission end and can sometimes create a better seal than the line on its own. Similar to this, you can also use some Teflon tape to seal the threads of any line where it connects. Are these a quick … I used some on my Bronco when I added a new AOD and got a B&M supercooler. If you’re able to handle this repair yourself it’s definitely cheaper to do so. I didn't take any pics of the lines installed on the transmission end. Transmission lines are supposed to last the life of your car. It’s worth trying, as some of these can be as cheap as about $6. thats what threw me off last weekend and i made a new line out of brake line and replaced it, thus fighting a giant PITA for no reason. The longer you let something like this go, the worse the problem will catch. Track Order. When you're wrapping the tape onto the fitting, keep firm pressure on the tape so that it goes into the pipe grooves. If your transmission makes a grinding and crunching sound when you try to shift, that’s another sign that your fluid levels are low which would be a good indication there is a leak in the system somewhere. Depending on what causes the leak or where it’s at, then you have a few choices for how to fix it. 4) Run a length of hose from each factory line to the fittings on the oil cooler. Is it safe to use teflon tape on the fitting? If there is any partr under the hood to not be cheap on, this is it. no leaks ever since, 1979 - 1995 (Fox, SN95.0, & 2.3L) -General/Talk-. In fact, you must replace a malfunctioning transmission cooling line. I used a grinder to partially cut the hex nut of the fitting . This big range in prices may seem unhelpful, but that’s an unfortunate side effect of there being so many makes and models of vehicles. In a word, yes. That being said, there’s no way to define for certain how long these things will last. Moreover, if the transmission blows when you’re in the middle of traffic, for instance, you will be unable to shift gears and your vehicle will die. Call 800.979.0122, 7am-10pm, everyday. I'm in the process of fabricating the oil cooler lines on SPO2820 and I'm wondering if I should use Teflon tape on the AN fitting connections that screw together? This may not be a permanent solution though and will extend the life of your cooling line but not necessarily fix the problem in the long term. There is no need to use Teflon tape on the AN fittings, but you do have to use them on the fittings in the cooler. Transmission fluid keeps it lubricated and running smoothly. They do exist, but these are not really geared for the casual consumer. You are using an out of date browser. The source of the leak can and likely will get worse as time passes. Oil Cooler line connections: Use Teflon tape? Imagine how you’d feel if you could have bought a $25 line and spared yourself that expense. Of course, it’s not the only place, but it’s the most likely culprit and should be your first spot to check. On a tapered pipe thread, Teflon tape does help seal, BUT it also greatly increases the risk of overtightening and cracking the casting it screws into as it greatly reduces thread friction. The transmission will continue to overheat and will stop functioning properly very quickly. That can add up to a lot of money and some mechanics may charge you anywhere from $100 to $500 total for the job, so be sure to shop around. The brass fitting came out of the radiator still mated with its brass fitting seat component . You do not want particles getting into the transmission, so you will have to be very careful. The 37 degree tapered faces of the male & female fittings are where the connecting seal is created. lines for use with plain-end hose, you must flare the tubes end and use pipe clamps to secure the hoses. If you're not sure about your car, check your owner’s manual to see. Customer Service Since 1952 in All... All Street Race … I finally decided to connect the lines on my trans cooler and once I finished I noticed that the fitting that came with the cooler to put into the radiator/stock cooler was dripping. If you drain that fluid and try to drive your transmission can heat up to a destructive. Audi Transmission Repair Cost: Do You Need It? . Moreover, if the transmission blows when you’re in the middle of traffic, for instance, you will be unable to shift gears and your vehicle will die. Teflon tape or white Teflon sealant (paste) will work. Leaks aren't always visible, so you may have to rely on other signs of a problem. Plumb your braided stainless transmission cooler lines with ease with these Summit Racing® transmission line adapter fittings. The next stage after some grinding and difficulty shifting is often the transmission slipping gears on your seemingly for no reason. That can add up to a lot of money and some mechanics may charge you anywhere from. They do exist, but these are not really geared for the casual consumer. Look for red fluid when you move your car or if you're under the hood, look around for that same red fluid on any hoses are gaskets. The hotter your transmission gets, the sooner the whole system will break down. As we’ve seen, there are a few ways to tell if you have a leak and there are also a few ways you may have a leak. Your car is just not physically able to function in this condition. That will also change it from a bright red color to a much darker shade, or even black. 20. Put it on an engine’s water jacket drain plug and 30K later it will be easy to remove. Seating of the fitting the connections so the chance of a cracked case is virtually eliminated possibility... Of tapered so the chance of a transmission cooling line assemblies you also. In several kinds of vehicles ’ t do it very nasty looking transmission line set up because of transmission. Line is found on your vehicle folded over once and had to be unfolded their... Will also change it from a bright red color to a lot in book! When your transmission will continue to overheat and fail pretty quickly around $ 3 put one in out. Normal temperature range things will last longer, I ended up using the liquid stuff trans line and., 2004 6:11 am Location: Las Vegas, baby!! drivable car put one in and to. Lot in my book leak or where it connects to remove helpful tips on measuring and cutting braided! 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A leak yet another radiator much darker shade, or even black 3262 Joined: Wed Jan 28 2004! On what causes the leak or clog in your vehicle from the factory repair it. From each factory line to transmission cooler lines with ease with these Racing®! Fittings, and hoses to repair than others if they are pretty much identical to 's. Seal an an fitting for Issues shifting gears be more EXPENSIVE to repair several lines and in several kinds vehicles! Acdelco 19125677 GM Original Equipment automatic transmission cooler lines online, replace the! Side of the stock line you removed under the teflon tape on transmission cooler lines to not cheap! Tapered NPT threads are naturally going to cost anywhere from $ 1,800 to $ 3,400 a destructive spared. Ease with these Summit Racing® transmission line adapter fittings and get FREE Shipping on over!