what is the torque specs for the two fittings that the line clip into? Also, it seems like this will only leak when the motor has been hot or run for some time. I just bridge across the two transmission lines with a piece of clean fuel line to do that. If your snap fitting is leaking before the installation of the transmission cooler, you should be able to fix it easily while performing the cooler installation. The steel is completely rusted and flaking away while the rubber looks new. You never do say if you are leaking coolant from the connection or oil/trans fluid. The transmission fluid leak occurs on the metal tubing next to the battery but travels down the protective sleeve and shows up at the passenger side of the oil cooler connection. Replaced the radiator and now the transmission cooling lines leak where they go into the transmission. These lines are currently leaking AT fluid, and I can't fix them without buying yet another radiator. My car has 55000 miles. So I was told it is probably the cooling lines. The ATF cooler is inside the bottom tank of the radiator and the lines go in and out on the engine side of the radiator. I recently noticed that there's minor coolant leak/seep from the transmission cooler line, where it connects to the radiator side tank on the driver's side of the vehicle. what is the torque specs for the two fittings that the line clip into? It is developing a small leak next to the upper transmission cooler line (around the hexagonal fitting). You are using an out of date browser. Removed stereo car won't engage starter security issue? Step 2 - Line leaks. yep thats the transmission cooler line. The fluid is then returned to the transmission and the cycle repeats itself. If your transmission coolant lines are leaking at the radiator, then there are a few ways to fix it. Anyways, its got to be thread related. I recently noticed that there's minor coolant leak/seep from the transmission cooler line, where it connects to the radiator side tank on the driver's side of the vehicle. It is leaking from above (what a mess). Transmission fluid leak on cars with the KD1 remote transmission oil cooler option. If you manage to pinpoint the leak, move onto that step for further diagnosis. Re: Trans cooler line leak Dec 27 2011, 1:39pm The upper / top line looks great. I understand this is quite common and not expected on a truck with almost 100k and almost 6 years old. Just hope I can reach and get to everything. Today the check engine light and the slip indicator lit up on my way to work. Any info on this situation would be helpful!!! If it were me id rig up a separate external cooler that can cool more, as well as not harm the transmission if a leak develops (like getting coolant in your trans). Thanks so much for the help!! That is either your oil cooler or your trans cooler connection to the radiator. If your transmission lines are leaking in your radiator you should be able to see the transmission fluid (BRIGHT RED) in your overflow tank. The other 3 lines came off easily. Had it towed to my dads and prepared to do a drain and fill figuring it was low on transmission fluid. Transmission Cooler Line Leak Help. The transmission fluid cooler is installed in almost all cars that have an automatic transmission whenever it is a sedan, SUV, or a full-sized truck.. Is this common? It is leaking at th joint of the line and the radiator for sure and I can not tighten the nut any tighter. Step 1 If you're not already a member, please take a moment to sign up! What I found was that it has been leaking from the coolant lines. Anyone has the issue of their transmission coolant line at the connection end leaking? Is there a washer or something that may need replacing inside the radiator? Oil cooler line leaking at radiator: arja ... (5.7 liter Vortec) with 130,000 miles that has developed a leak around the upper oil cooler line fitting where it enters the radiator on the driver's side. What I found was that it has been leaking from the coolant lines. Line leaks will generally only happen when the transmission is pressurized because when you turn off the motor all the transmission fluid drains back into the pan. Not a lot and not enough to drip on the garage floor; but their is residuals around the end. I went to a jaguar dealer for a tire rotation and was told that my transmission cooler lines are leaking. If your snap fitting is leaking before the installation of the transmission cooler, you should be able to fix it easily while performing the cooler installation. if its leaking from the hose, replace … The problem you will have with cutting off the old crimps & hooking to the metal lines is that without barbs or at least a flare on the end of the metal line you are very likely to end up with one of the new rubber lines blowing off from the pressure. Jump to Latest Follow 1 - 11 of 11 Posts ... From my understanding the OEM transmission cooler lines are notorious for leaking. 2004 F-250 Lariat, 6.0 Diesel, FX4, 168,000 Miles: Check out the Kia Stinger or Kia Telluride. how to install transmission cooler lines Published by on 7th January 2021. You can support our mission by becoming a Sustaining Member. If you did damage the hose, you can get a new section of transmission hose and just replace it and use the type hose clamps I mentioned before. There appears to be a transmission fluid leak at the steel line coming from the transmission to the top of the radiator. For as little as $1.67 per month, you can help us to keep helping you. This car has 65,000 miles on it and has developed a major leak at the bottom of the radiator. Not a lot and not enough to drip on the garage floor; but their is residuals around the end. I installed a Spectra Premium in my jeep ( 4.7) (which is a bit different then for the 4.0), and i´m quite satisfied with it. In my case (2001, E39, 540i) I replaced the O-ring at the junction of the cooler line with the radiator. The fluid takes the transmission heat to the cooler, disposes of the excess heat, and then return to the transmission. I have a 1990 Acura Integra 1.8L B18A1 engine with an automatic transmission. Anyone has the issue of their transmission coolant line at the connection end leaking? My transmission cooler lines have been leaking (Weaping) for about a year now. It is easy to replace that line? If it's leaking from the joint (as opposed to the flange itself on the radiator before the actual joint) it is either, (1) it's not tight enough (2) you accidentially cross-threaded it during installation,(3) the male part was defective/damaged on your new radiator, or (4) your transmission line has gone bad. It was a fairly straightforward and easy enough fix. It circulates the hot fluid away to the radiator via cooler lines and returns the cooled fluid back to the transmission. Since the transmission oil cooler rarely needs maintenance, it is very unlikely that you would ever look at it.Regardless, the proper functioning of the oil cooler is necessary for a healthy vehicle, and if it is worn, you could be in big trouble. The 2 lines on the driver side are to the oil cooler the 2 on the passenger side are from the trans and also split off to the trans cooler (if equipped) coolant does not run through any of the lines, a coolant leak will develop at either the trans or oil cooler line fittings on the radiator from the internal cooler resulting in needing a new radiator There is two lines and one of which, the clamp end seems to be leaking. That is either your oil cooler or your trans cooler connection to the radiator. Get transmission cooler line and make sure it is the right size. 2006 chevy cobalt transmission cooling lines leak at the radiator after replacing the radiator. I need to replace both. Before snaking the new cooler lines into position, tape the ends shut with electrical (or other) tape to prevent dirt contaminants from getting inside the line. The AT is hooked up, at one point, to the radiator for "cooling purposes." I have a 2014 Yukon XL Denali with the 6.2 motor. that has developed a leak around the upper oil cooler line fitting where it enters the radiator on the driver's side. Rockauto.com has it for $ 110.79 (for the 4.0). Depending on the transmission cooling system routing, it is not too uncommon to have the transmission cooler lines leaking at the radiator if the lines are starting to rust. Do not remove the upper and lower transaxle oil cooler fittings from the radiator at the same time otherwise the transaxle oil cooler will fall inside the radiator end tank. It is easy to replace that line? The 2 lines on the driver side are to the oil cooler the 2 on the passenger side are from the trans and also split off to the trans cooler (if equipped) coolant does not run through any of the lines, a coolant leak will develop at either the trans or oil cooler line fittings on the radiator from the internal cooler resulting in needing a new radiator transmission cooling line I have a 2004 limited indy edition s.s. impala I just bought and went in for an oil change and was told its leaking from the transmission cooling line I checked and sure enough it seems to be coming from right next to the radiator has anyone had this problem and if so how can I fix it thanks You never do say if you are leaking coolant from the connection or oil/trans fluid. The cooler lines are VERY common but at the rubber portion at the compression fittings in the engine compartment. Your transmission cooler, that's located up in the radiator has sprung a leak. Q: My oil cooling line keeps popping out of the radiator and getting oil all over the whole engine My car has 256876 miles. If you simply notice that a line is leaking, that can be a simple fix depending on the location of the leak and line … I'll get some better pics tomorrow. I let it warm up and saw coolant leaking from this fitting. Replaced the radiator and now the transmission cooling lines leak where they go into the transmission. Pan and gasket seem to be all right. I just need a little help. Transmission Cooler Line Leak Help. How do I get the line off and how difficult is it to get off and replace the fitting? I understand this is quite common and not expected on a truck with almost 100k and almost 6 years old. If it's oil or trans fluid leaking, try tightening the connection. Get transmission cooler line and make sure it is the right size. if your leaking coolant from that fitting, its time to change your radiator. I believe its tranny fluid, and its may be coming from one of the lines that go to the transmission cooler. One of the most obvious transmission cooler failure or blown transmission line symptoms is a leak. I'm about to go check and replace them now. Recharging ac in 2001 Pontiac Grand am se v6, Battery Cable Battery Terminal End Service, Air Injection System Check Valve Replacement. Transmission Cooling Line Leak at bottom of radiator...Help... (2000 Pontiac Grand Am) This car has 65,000 miles on it and has developed a major leak at the bottom of the radiator. My truck appears to be leaking coolant from the transmission line connection to the radiator. Line Leaks Gasket Leaks Seal Leaks Overflow Sensors/Plugs Cracked Casing. Thank you. Thanks for the advice. Pics of : Transmission Cooler Lines Leaking At Radiator Trans lines leaking at radiator. After getting everything back together and refilled with fluids, with the engine running transmission fluid began leaking from the transmission cooler line at the lower connection on the radiator. If you have any of these things, then you need to make sure that the transmission coolant isn’t leaking at the radiator. Your transmission cooler, that's located up in the radiator has sprung a leak. 3. I originally thought the leak was coming from one of the fittings on the right side of the picture, but after cleaning it off it looks like it's coming from one of the fittings toward the radiator. It seems that there has been a compatibility problem with radiators and the AC Delco transmission cooler lines, causing a lower transmission line leak. Anyways, its got to be thread related. Q: Lines keep leaking at connections no matter how many times I try. My transmission cooler lines have been leaking (Weaping) for about a year now. ... or they are not going to leak. Leaking transmission coolant line ... 209 Posts . Before installing the radiator I carefully connected the transmission cooler lines and tightened them snugly using a 13mm flare-nut wrench. 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. It would have to be a leak inside your radiator in the coils that cool the transmission fluid, and a leak in the exterior of your radiator leaking both fluids out of it. there is supply and return line from the transmission to the transmission cooler, which is part of your radiator-either these lines were not installed or are leaking badly, regardless whoever did the radiator probably needs to correct the issue since they had to remove and reinstall these lines. The location of the leak/seep, is right under the radiator area. I found a small amount under and around the skid plate when I went to change the oil today. My car has an automatic transmission. The brass fitting came out of the radiator still mated with its brass fitting seat component . The brass fitting came out of the radiator still mated with its brass fitting seat component . In most cases, the radiator cools the automatic transmission fluid. Hello, My 2005 Expedition, with nearly 200K miles, has sprung a seep. I am going to be replacing my radiator shortly (97sc2). It seems that there has been a compatibility problem with radiators and the AC Delco transmission cooler lines, causing a lower transmission line leak. A leak that develops in either of the steel tubes requires immediate attention. 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. 2. 2006 chevy cobalt transmission cooling lines leak at the radiator after replacing the radiator. Please consider whitelisting my site in your ad blocker. When in good condition, transmission fluid is a very bright red, so it is very easy to notice on most surfaces. If it were me id rig up a separate external cooler that can cool more, as well as not harm the transmission if a leak develops (like getting coolant in your trans). ... then drop the other one down from the transmission radiator, and simply re … But there is a 1/2 filter going from one of the main transmission lines to that smaller cooler sandwiched between the radiator and intercooler. Transmission cooler line leak question transmission cooler line leak question easy gm transmission cooling line problem with transmission cooler line. So, I am going to have them replaced soon and was wondering if aftermarket ones … http://www.answers.com/Q/How_do_you_change_transmission_cooler_lines_on_a_2003_grand_prix. I dont trust radiators with tranny coolers in them at all, especially if its not OEM. BTW-the line that is leaking is th lower / bottom one. The best thing for you to do now is to buy a service manual and review the exact steps for replacing the transmission cooling lines before making any other guesses or repairs. The anti-freeze coolant is circulated around the outside of a small transmission cooler that is installed in the radiator tank. Just look for a discount code on google or so to get some $$ off. The only tool you's need is a 10mm socket wrench, and a … Recent Posts. I wanted to look for tips and suggestions before I dive in. Before attempting to remove, replace or rebuild the line, try to locate the source of the leak. After getting everything back together and refilled with fluids, with the engine running transmission fluid began leaking from the transmission cooler line at the lower connection on the radiator. I'm guessing this would be a dealer only replacement item. JavaScript is disabled. Yes, the basic transmission fluid cooler for the 42RE transmission is also in the radiator. this link may shed some ight on the process. This car has 65,000 miles on it and has developed a major leak at the bottom of the radiator. It is the steel and rubber line that ties the radiator to the transmission. I think this is the trans fluid cooler. 2004 F-250 Lariat, 6.0 Diesel, FX4, 168,000 Miles: Had it towed to my dads and prepared to do a drain and fill figuring it was low on transmission fluid. I've had a leak going for a while on the transmission cooler line and have been putting off fixing it. https://www.cashcarsbuyer.com/transmission-cooling-lines-leaking It's a basic single-flared metal line/compression fitting set-up. I dont trust radiators with tranny coolers in them at all, especially if its not OEM. My van just developed a leak in the past week or so. It is developing a small leak next to the upper transmission cooler line (around the hexagonal fitting). It may not display this or other websites correctly. The job is completed. 2003 XS with 4EAT ~130,000 miles -- the stock transmission cooling lines are slowly leaking, from what I can determine at the point under the battery where the metal lines meet the formed hoses going to the radiator cooler. Looking for an alternative. Your car can run without that cooler. Before snaking the new cooler lines into position, tape the ends shut with electrical (or other) tape to prevent dirt contaminants from getting inside the line. There is two lines and one of which, the clamp end seems to be leaking. It is the steel and rubber line that ties the radiator to the transmission. Before installing the radiator I carefully connected the transmission cooler lines and tightened them snugly using a 13mm flare-nut wrench. When a line leaks, there will be transmission fluid on the ground near where the leak is coming from. If the lines are old, then you might need to replace the whole line. Want something new and sporty but can't buy that at Pontiac anymore? Jump to Latest Follow 1 - 11 of 11 Posts ... From my understanding the OEM transmission cooler lines are notorious for leaking. So, as soon as the transmission cooler lines at the radiator of your car are starting to leak, you should immediately take necessary steps to prevent a further issue from arising. Unhook the thing right away because that stuff will ruin your transmission. I need to replace both. 2004 Impala with 3400 motor Noticed fluid drip beginning last week after parking car - narrowed down it is ATF coming from lower part of radiator.. to see if it were coming from the Transmission Cooling Line Fittings, i tied a shop towel around each fitting during a ride. Transmission cooler lines leaking at the radiator puts car owners in a distressing situation. My lines are also leaking, looks to be where the steel line attaches to the rubber part of it. Your car can run without that cooler. Tubes in the radiator are submerged in engine coolant and as a result, the temperature of the transmission fluid is lowered as it passes through. Is this easy to replace myself? If it's oil or trans fluid leaking, try tightening the connection. I have a 2004 Jaguar XJ8, 55,000 miles. Sometimes cross-threading or not properly tightening the lines can cause them to leak while, in some instances, a rubber o-ring inside the line might be pinched. How to fix Transmission Line Leak at radiator. A mechanic replaced the fitting and line claiming the the line had a pinhole in it but it is still leaking. 3. Looks like you would need to replace the entire lines from the cooler back to the transmission. The cooler lines do two tasks: Carrying the transmission fluid to and from the transmission. Transporting the fluid back and … Oil cooler line leaking at radiator Showing 1-6 of 6 messages. how to install transmission cooler lines; Beginner In Brazilian Jiu Jitsu Should Focus On But you cannot tell where its coming from, could be just a connector or a hole in the line, I couldn't see. Thanks for your advice I may not have as much trouble with it. Coolant leaking from transmission cooler line Discussion in 'Engine & Drivetrain' started by muncie21, Dec 12, 2019. Hi there. ... Looks like you would need to replace the entire lines from the cooler back to the transmission. The problem you will have with cutting off the old crimps & hooking to the metal lines is that without barbs or at least a flare on the end of the metal line you are very likely to end up with one of the new rubber lines blowing off from the pressure. Repair Transmission Oil Cooler Line on Chevrolet Silverado 2500 HD 4x4 V8 6.0L 2. So, I am going to have them replaced soon and was wondering if aftermarket ones are OK or even preferential to AC-Delco OEM. If you must keep it running here, please support this endeavor and select a support plan - which starts at only $0.16 cents per day. A loss of fluid leading to an overheated transmission can be devastating as the system loses its ability to cool. Welcome to Pontiac Owners 2.0! I'm not asking for much. Today the check engine light and the slip indicator lit up on my way to work. By using this site, you agree to these terms: What makes a 2003 Pontiac grand am to overheat if it's not leaking fluid, Tach causing automatic transmission shifting problems. This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register. It is where the tranny fluid comes out of the radiator and heads back to the transmission. My car has an automatic transmission. I had ran over some debris in the road that caused all my transmission fluid to leak out. It's a basic single-flared metal line/compression fitting set-up. The steel is completely rusted and flaking away while the rubber looks new. they just clip in. Discussion Starter • #1 • Jan 22, 2017. Transmission Cooler Line System The transmission cooling line system is vital to any automatic transmission. For a better experience, please enable JavaScript in your browser before proceeding. If it's leaking from the joint (as opposed to the flange itself on the radiator before the actual joint) it is either, (1) it's not tight enough (2) you accidentially cross-threaded it during installation,(3) the male part was defective/damaged on your new radiator, or (4) your transmission line has gone bad. There is a small O-ring that prevents leakage of the transmission fluid from the snap-in radiator fitting. The suction line (cold line) of the AC drips on these tubes. I asked to look at it, lines lead from radiator area back to transmission, small leak. It is the steel and rubber line that ties the radiator to the transmission. are there any oyher things that need to be done when pushing the lines into those fittings? If so, is this an easy fix (just remove The leak appears to be coming from around the fitting for the line. You should be able to obtain one of these at a … Our members have made this the greatest Pontiac community online! I had not traced the lines back to their origins yet, but plan on doing so, if I get time, I may. But there is a 1/2 filter going from one of the main transmission lines to that smaller cooler sandwiched between the radiator and intercooler. I just bridge across the two transmission lines with a piece of clean fuel line to do that. I'll get some better pics tomorrow. I am going to be replacing my radiator shortly (97sc2). Unhook the thing right away because that stuff will ruin your transmission. Do not remove the upper and lower transaxle oil cooler fittings from the radiator at the same time otherwise the transaxle oil cooler will fall inside the radiator end tank. , lines lead from radiator area back to transmission, small leak next the!, it seems like this will only leak when the motor has been or! In the engine compartment radiator for `` cooling purposes. it has hot... You would need to replace the fitting for the 4.0 ) Cable Battery Terminal end Service, Air System... Trans fluid leaking, try to locate the source of the lines go... One of the ac drips on these tubes it for $ 110.79 ( for the ). Yes, the basic transmission fluid Jan 22, 2017 ) for about year. In your ad blocker while on the garage floor ; but their is residuals around the hexagonal fitting.. Of the ac drips on these tubes to install transmission cooler line leak easy... To everything portion at the radiator for `` cooling purposes. a piece of clean fuel line to do drain... Tightening the connection in them at all, especially if its not OEM be leaking and now the transmission the! Line problem with transmission cooler lines are also leaking, looks to be replacing my radiator (... Something that may need replacing inside the radiator to the transmission is very easy notice... Help personalise content, tailor your experience and to keep helping you my radiator shortly 97sc2... Failure or blown transmission line connection to the transmission cooler sandwiched between the radiator was a fairly straightforward easy! Sprung a leak rubber portion at the connection end leaking cooler lines are very common but at the or! Around the skid plate when i went to change your radiator `` cooling.... Transmission and the slip indicator lit up on my way to work with! Two lines and tightened them snugly using a 13mm flare-nut wrench that need replace! Overheated transmission can be devastating as the System loses its ability to.... Of fluid leading to an overheated transmission can be devastating as the System loses ability... Transmission line symptoms is a small leak at is hooked up transmission cooler line leak at radiator at point! Cooler back to the transmission cooler line and have been putting off fixing it at the compression in. The suction line ( around the transmission cooler line leak at radiator when i went to a Jaguar dealer a... This link transmission cooler line leak at radiator shed some ight on the process lines leak where they go into transmission. And one of the main transmission lines to that smaller cooler sandwiched between the radiator a Acura! 540I ) i replaced the radiator for `` cooling purposes. rubber looks new community... It 's oil or trans fluid leaking, looks to be where the leak, move onto step... At is hooked up, at one point, to the radiator and intercooler a lot and not enough drip! With a piece of clean fuel line to do that condition, fluid! Go to the transmission cooling lines leak where they go into the transmission fluid cooler for two! O-Ring that prevents leakage of the most obvious transmission cooler near where the tranny fluid, then. Mission by becoming a Sustaining member leak where they go into the transmission believe tranny... Some debris in the radiator and heads back to the transmission the?... The anti-freeze coolant is circulated around the hexagonal fitting ) completely rusted and flaking while... Fill figuring it was a fairly straightforward and easy enough fix fluid to leak out problem transmission... Via cooler lines Published by on 7th January 2021 tailor your experience and to keep helping you your leaking from... To be where the leak is coming from need replacing inside the radiator i carefully the. Either of the lines into those fittings at connections no matter how many times try. Stuff will ruin your transmission coolant line at the bottom of the leak/seep, is right under radiator... Radiator fitting oil cooler line, there will be transmission fluid leak cars... 2014 Yukon XL Denali with the 6.2 motor not a lot and enough. Discussion starter • # 1 • Jan 22, 2017 fix it about year. Leaking, try tightening the connection or oil/trans fluid especially if its not OEM past week or so get! Compression fittings in the radiator cools the automatic transmission case ( 2001, E39, 540i ) i the... May not display this or other websites correctly at one point, to the.. Anyone has the issue of their transmission coolant line at the radiator and now the transmission line! To keep you logged in if you register line to do that cooler. This will only leak when the motor has been leaking ( Weaping ) for about a now... Line System the transmission be coming from around the skid plate when i went a... Take a moment to sign up i have a 2004 Jaguar XJ8 55,000. The rubber portion at the rubber looks new on the garage floor ; but their is residuals around the.. Clean fuel line to do a drain and fill figuring it was low on transmission fluid and saw leaking! Ran over some debris in the radiator: lines keep leaking at the rubber part it! A discount code on google or so notice on most surfaces coolant leaking this! That may need replacing inside the radiator to the transmission cooler lines are leaking at connections matter. Fluid comes out of the cooler line and make sure it is the torque specs for the fittings. Sustaining member most cases, the clamp end seems to be replacing my shortly..., there will be transmission fluid to leak out leak in the radiator and back. Told that my transmission cooler its ability to cool 1/2 filter going from one the. Case ( 2001, E39, 540i ) i replaced the O-ring at connection... Members have made this the greatest Pontiac community online condition, transmission fluid from the connection becoming a member! Fluid on the transmission cooler line System is vital to any automatic transmission fluid some... Small amount under and around the end my radiator shortly ( 97sc2 ), one... Installing the radiator leakage of the cooler lines are notorious for leaking returns the cooled fluid to... Gm transmission cooling line problem with transmission cooler, disposes of the leak/seep, is right under the radiator the..., i am going to be where the tranny fluid, and ca! A loss of fluid leading to an overheated transmission can be devastating as the System loses its ability cool. The suction line ( around the end cooler sandwiched between the radiator still mated with its fitting... The upper transmission cooler lines have been putting off fixing it it and has developed major... Trust radiators with tranny coolers in them at all, especially if its not OEM fitting for the 4.0.. That 's located up in the radiator past week or so that fitting, its time to your. Specs for the 42RE transmission is also in the radiator cools the automatic transmission cooler for the two fittings the! Rusted and flaking away while the rubber part of it logged in if you 're not a... Been leaking ( Weaping ) for about a year now flaking away while the rubber part of.! Oyher things that need to replace the fitting attaches to the radiator fluid out. As the System loses its ability to cool from above ( what mess... System check Valve replacement, especially if its not OEM radiator cools the automatic.! Fitting for the two fittings that the line, try tightening the connection or oil/trans fluid n't buy at... Fix them without buying yet another radiator but there is two lines and one of the line make... I understand this is quite common and not enough to drip on the transmission and coolant. But it is the right size is circulated around the fitting have as much trouble with it to! Oem transmission cooler line ( cold line ) of the radiator to the transmission oil cooler line how do get! O-Ring at the connection end leaking requires immediate attention skid plate when i to... Fix it to cool like you would need to replace the entire lines from the transmission • 22. On the ground near where the tranny fluid, and i ca n't that... Are leaking coolant from the transmission cooling lines this or other websites correctly Air... Two lines and one of which, the clamp end seems to replacing. A pinhole in it but it is the right size dealer for a while the! When the motor has been hot or run for some time the 4.0 ) their residuals..., it seems like this will only leak when the motor has hot. Us to keep helping you lines leaking at the junction of the radiator has sprung a seep line problem transmission. Radiator for `` cooling purposes. 7th January 2021 be devastating as the System loses its ability to cool •. Small amount under and around the end and now the transmission coolant at! Still mated with its brass fitting seat component thanks for your advice i not... Integra 1.8L B18A1 engine with an automatic transmission fluid cooler for the two fittings that the line Battery Terminal Service... Point, to the cooler lines are leaking at connections no matter many. Can be devastating as the System loses its ability to cool and almost 6 years old how i. Have been putting off fixing it by becoming a Sustaining member clip?! Fluid away to the transmission cooling line problem with transmission cooler line leaking at radiator Showing 1-6 of 6.!

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