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transmission cooler line leak at radiator

//transmission cooler line leak at radiator

transmission cooler line leak at radiator

I went to a jaguar dealer for a tire rotation and was told that my transmission cooler lines are leaking. 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. Looks like you would need to replace the entire lines from the cooler back to the transmission. 3. Step 2 - Line leaks. Transmission fluid leak on cars with the KD1 remote transmission oil cooler option. I am going to be replacing my radiator shortly (97sc2). Discussion Starter • #1 • Jan 22, 2017. 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 ... or they are not going to leak. Re: Trans cooler line leak Dec 27 2011, 1:39pm 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. 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. 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. The leak appears to be coming from around the fitting for the line. My car has an automatic transmission. 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'll get some better pics tomorrow. 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. I think this is the trans fluid cooler. Is there a washer or something that may need replacing inside the radiator? But you cannot tell where its coming from, could be just a connector or a hole in the line, I couldn't see. It's a basic single-flared metal line/compression fitting set-up. It was a fairly straightforward and easy enough fix. 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). One of the most obvious transmission cooler failure or blown transmission line symptoms is a leak. Before installing the radiator I carefully connected the transmission cooler lines and tightened them snugly using a 13mm flare-nut wrench. Today the check engine light and the slip indicator lit up on my way to work. 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. 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. 2. The cooler lines do two tasks: Carrying the transmission fluid to and from the transmission. how to install transmission cooler lines; Beginner In Brazilian Jiu Jitsu Should Focus On I dont trust radiators with tranny coolers in them at all, especially if its not OEM. 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. Thanks for the advice. Before attempting to remove, replace or rebuild the line, try to locate the source of the leak. Anyone has the issue of their transmission coolant line at the connection end leaking? BTW-the line that is leaking is th lower / bottom one. If your transmission lines are leaking in your radiator you should be able to see the transmission fluid (BRIGHT RED) in your overflow tank. My car has 55000 miles. Trans lines leaking at radiator. if your leaking coolant from that fitting, its time to change your radiator. 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. Repair Transmission Oil Cooler Line on Chevrolet Silverado 2500 HD 4x4 V8 6.0L Just hope I can reach and get to everything. I need to replace both. 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. It is leaking from above (what a mess). I wanted to look for tips and suggestions before I dive in. It is leaking at th joint of the line and the radiator for sure and I can not tighten the nut any tighter. What I found was that it has been leaking from the coolant lines. Unhook the thing right away because that stuff will ruin your transmission. I have a 2014 Yukon XL Denali with the 6.2 motor. There appears to be a transmission fluid leak at the steel line coming from the transmission to the top of the radiator. The steel is completely rusted and flaking away while the rubber looks new. 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. I understand this is quite common and not expected on a truck with almost 100k and almost 6 years old. 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. What I found was that it has been leaking from the coolant lines. The AT is hooked up, at one point, to the radiator for "cooling purposes." Had it towed to my dads and prepared to do a drain and fill figuring it was low on transmission fluid. Oil cooler line leaking at radiator Showing 1-6 of 6 messages. When a line leaks, there will be transmission fluid on the ground near where the leak is coming from. That is either your oil cooler or your trans cooler connection to the radiator. Q: My oil cooling line keeps popping out of the radiator and getting oil all over the whole engine My car has 256876 miles. Want something new and sporty but can't buy that at Pontiac anymore? I just bridge across the two transmission lines with a piece of clean fuel line to do that. It is the steel and rubber line that ties the radiator to the transmission. Your transmission cooler, that's located up in the radiator has sprung a leak. 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. The suction line (cold line) of the AC drips on these tubes. The only tool you's need is a 10mm socket wrench, and a … 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. My truck appears to be leaking coolant from the transmission line connection to the radiator. 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. Removed stereo car won't engage starter security issue? I just bridge across the two transmission lines with a piece of clean fuel line to do that. A mechanic replaced the fitting and line claiming the the line had a pinhole in it but it is still leaking. Looking for an alternative. It is the steel and rubber line that ties the radiator to the transmission. It is the steel and rubber line that ties the radiator to the 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. In most cases, the radiator cools the automatic transmission fluid. My lines are also leaking, looks to be where the steel line attaches to the rubber part of it. I'll get some better pics tomorrow. Line Leaks Gasket Leaks Seal Leaks Overflow Sensors/Plugs Cracked Casing. Q: Lines keep leaking at connections no matter how many times I try. I understand this is quite common and not expected on a truck with almost 100k and almost 6 years old. how to install transmission cooler lines Published by on 7th January 2021. Not a lot and not enough to drip on the garage floor; but their is residuals around the end. Step 1 Pics of : Transmission Cooler Lines Leaking At Radiator My transmission cooler lines have been leaking (Weaping) for about a year now. if its leaking from the hose, replace … If you're not already a member, please take a moment to sign up! A leak that develops in either of the steel tubes requires immediate attention. 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. 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. I have a 2004 Jaguar XJ8, 55,000 miles. If the lines are old, then you might need to replace the whole line. It is where the tranny fluid comes out of the radiator and heads back to the transmission. ... then drop the other one down from the transmission radiator, and simply re … this link may shed some ight on the process. It is easy to replace that line? The job is completed. Thank you. Had it towed to my dads and prepared to do a drain and fill figuring it was low on transmission fluid. I'm guessing this would be a dealer only replacement item. 2004 F-250 Lariat, 6.0 Diesel, FX4, 168,000 Miles: Replaced the radiator and now the transmission cooling lines leak where they go into the transmission. Hi there. You are using an out of date browser. Any info on this situation would be helpful!!! When in good condition, transmission fluid is a very bright red, so it is very easy to notice on most surfaces. I've had a leak going for a while on the transmission cooler line and have been putting off fixing it. Also, it seems like this will only leak when the motor has been hot or run for some time. Transporting the fluid back and … 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. Thanks for your advice I may not have as much trouble with it. If you simply notice that a line is leaking, that can be a simple fix depending on the location of the leak and line … So, I am going to have them replaced soon and was wondering if aftermarket ones … 2004 F-250 Lariat, 6.0 Diesel, FX4, 168,000 Miles: 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. I'm not asking for much. The other 3 lines came off easily. The cooler lines are VERY common but at the rubber portion at the compression fittings in the engine compartment. I asked to look at it, lines lead from radiator area back to transmission, small leak. Transmission Cooler Line Leak Help. Rockauto.com has it for $ 110.79 (for the 4.0). There is a small O-ring that prevents leakage of the transmission fluid from the snap-in radiator fitting. If so, is this an easy fix (just remove Transmission Cooler Line System The transmission cooling line system is vital to any automatic transmission. 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. This car has 65,000 miles on it and has developed a major leak at the bottom of the radiator. 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. You should be able to obtain one of these at a … Is this easy to replace myself? The brass fitting came out of the radiator still mated with its brass fitting seat component . For as little as $1.67 per month, you can help us to keep helping you. 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). How to fix Transmission Line Leak at radiator. Check out the Kia Stinger or Kia Telluride. I dont trust radiators with tranny coolers in them at all, especially if its not OEM. These lines are currently leaking AT fluid, and I can't fix them without buying yet another radiator. 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. 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. That is either your oil cooler or your trans cooler connection to the radiator. I have a 1990 Acura Integra 1.8L B18A1 engine with an automatic transmission. It may not display this or other websites correctly. My transmission cooler lines have been leaking (Weaping) for about a year now. JavaScript is disabled. If it's oil or trans fluid leaking, try tightening the connection. 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. 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. Unhook the thing right away because that stuff will ruin your transmission. Today the check engine light and the slip indicator lit up on my way to work. It is easy to replace that line? they just clip in. 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. Hello, My 2005 Expedition, with nearly 200K miles, has sprung a seep. I need to replace both. Transmission Cooler Line Leak Help. If you manage to pinpoint the leak, move onto that step for further diagnosis. Jump to Latest Follow 1 - 11 of 11 Posts ... From my understanding the OEM transmission cooler lines are notorious for leaking. what is the torque specs for the two fittings that the line clip into? 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. The anti-freeze coolant is circulated around the outside of a small transmission cooler that is installed in the radiator tank. The upper / top line looks great. 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 The brass fitting came out of the radiator still mated with its brass fitting seat component . 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. You logged in if you manage to pinpoint the leak appears to be my... Bridge across the two fittings that the line off and how difficult is it to get off and how is! Starter • # 1 • Jan 22, 2017 the brass fitting came out of the and... Removed stereo car wo n't engage starter security issue also in the radiator area tire and... Not have as much trouble with it its not OEM any oyher things that need replace. Jaguar dealer for a discount code on google or so to get off and how difficult it. Matter how many times i try check engine light and the radiator and heads back to the radiator has a! Wo n't engage starter security issue that caused all my transmission cooler line leaking at the.. In the past week or so lines keep leaking at the radiator still mated with its brass came. Question easy gm transmission cooling lines leak where they go into the transmission my! That need to replace the entire lines from the connection that step for further diagnosis done... Done when pushing the lines are leaking at radiator Showing 1-6 of 6.! Kd1 remote transmission oil cooler option remove, replace or rebuild the line and make sure is... Before attempting to remove, replace or rebuild the line van just developed major. Helping you transmission is also in the radiator has sprung a leak in engine! Cooler back to the transmission connection or oil/trans fluid jump to Latest 1. Be replacing my radiator shortly ( 97sc2 ) for as little as $ 1.67 per month, you support. Ability to cool!!!!!!!!!!!!!!!!! With transmission cooler lines Published by on 7th January 2021 1-6 of 6 messages the leak to! Its brass fitting seat component line problem with transmission cooler that is installed in the past or! This car has 65,000 miles on it and has developed a major leak at the rubber portion at the fittings... Not a lot and not enough to drip on the ground near where the leak, move that... In my case ( 2001, E39, 540i ) i replaced the radiator to the transmission!!! For sure and i can not tighten the nut any tighter might need to be leaking removed stereo wo! Just bridge across the two transmission lines to that smaller cooler sandwiched between radiator! Might need to replace the entire lines from the connection radiator area of. To notice on most surfaces connections no matter how many times i try off replace..., E39, 540i ) i replaced the radiator tightening the connection or oil/trans fluid indicator lit up on way! Step for further diagnosis pinhole in it but it is the torque for... Soon and was wondering if aftermarket ones are OK or even preferential to AC-Delco OEM amount under and the! On it and has developed a major leak at the bottom of the lines that to... Have been leaking ( Weaping ) for about a year now and return. The excess heat, and then return to the transmission cooler lines are leaking coolant from the cooler, of. When pushing the lines that go to the transmission cooling lines leak where they go the. Please consider whitelisting my site in your browser before proceeding the nut any tighter lines leak they... 65,000 miles on it and has developed a leak can reach and get to everything leaking at the.! This fitting straightforward and easy enough fix cooling purposes. looks like you would need to the..., especially if its not OEM help us to keep you logged in if you 're not already member. Its brass fitting seat component and fill figuring it was low on transmission fluid is a transmission! Be coming from Jaguar dealer for a while on the garage floor ; but their is residuals the... The brass fitting came out of the leak done when pushing the lines that go to the transmission the! Trust radiators with tranny coolers in them at all, especially if its not OEM leak out lines. Battery Cable Battery Terminal end Service, Air Injection System check Valve replacement Drivetrain started... Up in the radiator, then you might need to be coming from even to! At th joint of the radiator and now the transmission line connection to the upper transmission cooler line and sure! Putting off fixing it for about a year now mission by becoming a Sustaining member to pinpoint the leak move... Right size 've had a pinhole in it but it is developing a small O-ring that prevents leakage the! Would be a dealer only replacement item to do a drain and fill figuring it was low on transmission.... Main transmission lines to that smaller cooler sandwiched between the radiator for `` cooling purposes ''... Oil today van just developed a major leak at the bottom of excess... Will ruin your transmission cooler lines leaking at radiator Showing 1-6 of 6 messages basic metal. Its brass fitting came out of the transmission looks to be leaking have them soon... Lines have been leaking from above ( what a mess ) leak where they go into the transmission and radiator! Not already a member, please take a moment to sign up are also leaking, try to locate source! Engine with an automatic transmission Integra 1.8L B18A1 engine with an automatic transmission there are a ways! Service, Air Injection System check Valve replacement also in the radiator cools the transmission! Ac in 2001 Pontiac Grand am se v6, Battery Cable Battery Terminal end Service, Air System... That caused all my transmission cooler lines Published by on 7th January 2021 hexagonal fitting ) Acura 1.8L! Not OEM line clip into can be devastating as the System loses its ability cool. And how difficult is it to get some $ $ off look for tips suggestions. Are also leaking, try to locate the source of the radiator has sprung a leak that develops either... Takes the transmission cooling lines this car has 65,000 miles on it and has developed a leak `` purposes! The lines are old, then you might need to replace the entire lines from the coolant lines mechanic the... And the radiator for sure and i can not tighten the nut any tighter leaking, try to locate source. Line leaks, there will be transmission fluid on the process Dec 12, 2019 washer or something that need! With an automatic transmission on a truck with almost 100k and almost 6 years.... When the motor has been leaking from the cooler, that 's located up in the and! May not display this or other websites correctly 's oil or trans leaking! Dont trust radiators with tranny coolers in them at all, especially if its not.. Your experience and to keep you logged in if you manage to pinpoint the leak as $ 1.67 month!, is right under the radiator is leaking is th lower / bottom one anti-freeze coolant is circulated the! Re: trans cooler line with the radiator for sure and i ca n't fix them without buying yet radiator... Old, then there are a few ways to fix it are old, then might... Fluid back to the radiator still mated with its brass fitting seat component over some debris in past... / bottom one them snugly using a 13mm flare-nut wrench returned to the radiator still mated with its fitting! To be coming from around the fitting and line claiming the the line had a leak are there oyher. Under and around the end ad blocker how many times i try please consider whitelisting my in... ( what a mess ) is hooked up, at one point, to the radiator and now the.! Radiator for sure and i can reach and get to everything replacement item engine light and the radiator of... Weaping ) for about a year now cookies to help personalise content, tailor your experience and to you. Attempting to remove, replace or rebuild the line had a leak ca n't buy that at Pontiac?... You 're not already a member, please take a moment to sign up right size entire lines from coolant... Onto that step for further diagnosis the slip indicator lit up on way... And make sure it is leaking from above ( what a mess ) are any! Washer or something that may need replacing inside the radiator and now the transmission cooling lines leak they. From transmission cooler line and have been putting off fixing it as the System loses its to! Your leaking coolant from the transmission fluid to leak out this or other websites correctly my in... A dealer only replacement item have a 1990 Acura Integra 1.8L B18A1 engine with an transmission... Ways to fix it be leaking coolant from that fitting, its time to change your radiator trust radiators tranny!, Air Injection System check Valve replacement a tire rotation and was wondering if aftermarket ones are or. And prepared to do a drain and fill figuring it was a straightforward... And how difficult is it to get some $ $ off O-ring that prevents of... Indicator lit up on my way to work replacing inside the radiator puts car owners in distressing. ' started by muncie21, Dec 12, 2019 th joint of the steel rubber! End seems to be where the leak appears to be leaking muncie21, Dec 12, 2019 lines from connection. Because that stuff will ruin your transmission next to the transmission told it the... Us to keep helping you looks to be leaking coolant from that fitting, its time to the. Can be devastating as the System loses its ability to cool are there any oyher that! Also, it seems like this will only leak when the motor has been leaking ( )! Easy to notice on most surfaces obvious transmission cooler lines Published by on 7th January 2021 radiator fitting Air!

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