this link may shed some ight on the process. My lines are also leaking, looks to be where the steel line attaches to the rubber part of it. It seems that there has been a compatibility problem with radiators and the AC Delco transmission cooler lines, causing a lower transmission line leak. Want something new and sporty but can't buy that at Pontiac anymore? If your transmission coolant lines are leaking at the radiator, then there are a few ways to fix it. Trans lines leaking at radiator. I understand this is quite common and not expected on a truck with almost 100k and almost 6 years old. Check out the Kia Stinger or Kia Telluride. Before attempting to remove, replace or rebuild the line, try to locate the source of the leak. Your car can run without that cooler. I dont trust radiators with tranny coolers in them at all, especially if its not OEM. The steel is completely rusted and flaking away while the rubber looks new. 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 My van just developed a leak in the past week or so. 2006 chevy cobalt transmission cooling lines leak at the radiator after replacing the radiator. Today the check engine light and the slip indicator lit up on my way to work. 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. 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. 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. 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 Repair Transmission Oil Cooler Line on Chevrolet Silverado 2500 HD 4x4 V8 6.0L Welcome to Pontiac Owners 2.0! The leak appears to be coming from around the fitting for the line. Rockauto.com has it for $ 110.79 (for the 4.0). Looks like you would need to replace the entire lines from the cooler back to the transmission. 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 if your leaking coolant from that fitting, its time to change your 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. Thanks for your advice I may not have as much trouble with it. I need to replace both. Q: Lines keep leaking at connections no matter how many times I try. Just look for a discount code on google or so to get some $$ off. I went to a jaguar dealer for a tire rotation and was told that my transmission cooler lines are leaking. It is leaking from above (what a mess). Before installing the radiator I carefully connected the transmission cooler lines and tightened them snugly using a 13mm flare-nut wrench. It circulates the hot fluid away to the radiator via cooler lines and returns the cooled fluid back to the transmission. 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. 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. Recharging ac in 2001 Pontiac Grand am se v6, Battery Cable Battery Terminal End Service, Air Injection System Check Valve Replacement. It's a basic single-flared metal line/compression fitting set-up. I'll get some better pics tomorrow. I have a 2004 Jaguar XJ8, 55,000 miles. Step 1 Also, it seems like this will only leak when the motor has been hot or run for some time. It seems that there has been a compatibility problem with radiators and the AC Delco transmission cooler lines, causing a lower transmission line leak. In most cases, the radiator cools the automatic transmission fluid. 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. Any info on this situation would be helpful!!! So, I am going to have them replaced soon and was wondering if aftermarket ones are OK or even preferential to AC-Delco OEM. I am going to be replacing my radiator shortly (97sc2). I need to replace both. There is two lines and one of which, the clamp end seems to be leaking. 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. 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). It is the steel and rubber line that ties the radiator to the transmission. I have a 1990 Acura Integra 1.8L B18A1 engine with an automatic transmission. If you simply notice that a line is leaking, that can be a simple fix depending on the location of the leak and line … You never do say if you are leaking coolant from the connection or oil/trans fluid. I dont trust radiators with tranny coolers in them at all, especially if its not OEM. Jump to Latest Follow 1 - 11 of 11 Posts ... From my understanding the OEM transmission cooler lines are notorious for leaking. I just need a little help. Transmission cooler line leak question transmission cooler line leak question easy gm transmission cooling line problem with transmission cooler line. ... or they are not going to leak. So, I am going to have them replaced soon and was wondering if aftermarket ones … I let it warm up and saw coolant leaking from this fitting. 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. Transporting the fluid back and … Your transmission cooler, that's located up in the radiator has sprung a leak. There is a small O-ring that prevents leakage of the transmission fluid from the snap-in radiator fitting. I had not traced the lines back to their origins yet, but plan on doing so, if I get time, I may. 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. You are using an out of date browser. 2006 chevy cobalt transmission cooling lines leak at the radiator after replacing the radiator. Pics of : Transmission Cooler Lines Leaking At Radiator 2004 F-250 Lariat, 6.0 Diesel, FX4, 168,000 Miles: The suction line (cold line) of the AC drips on these tubes. I am going to be replacing my radiator shortly (97sc2). I just bridge across the two transmission lines with a piece of clean fuel line to do that. These lines are currently leaking AT fluid, and I can't fix them without buying yet another radiator. The job is completed. 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. For as little as $1.67 per month, you can help us to keep helping you. 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. That is either your oil cooler or your trans cooler connection to the radiator. Discussion Starter • #1 • Jan 22, 2017. If your transmission lines are leaking in your radiator you should be able to see the transmission fluid (BRIGHT RED) in your overflow tank. If it's oil or trans fluid leaking, try tightening the connection. The other 3 lines came off easily. 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. In my case (2001, E39, 540i) I replaced the O-ring at the junction of the cooler line with the radiator. JavaScript is disabled. The cooler lines are VERY common but at the rubber portion at the compression fittings in the engine compartment. 2004 F-250 Lariat, 6.0 Diesel, FX4, 168,000 Miles: 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. A mechanic replaced the fitting and line claiming the the line had a pinhole in it but it is still leaking. It is the steel and rubber line that ties the radiator to the transmission. that has developed a leak around the upper oil cooler line fitting where it enters the radiator on the driver's side. When a line leaks, there will be transmission fluid on the ground near where the leak is coming from. I'm about to go check and replace them now. This car has 65,000 miles on it and has developed a major leak at the bottom of the radiator. 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. 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. It is the steel and rubber line that ties the radiator to the transmission. If so, is this an easy fix (just remove My car has 55000 miles. Removed stereo car won't engage starter security issue? Your transmission cooler, that's located up in the radiator has sprung a leak. 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. There appears to be a transmission fluid leak at the steel line coming from the transmission to the top of the radiator. 3. I've had a leak going for a while on the transmission cooler line and have been putting off fixing it. 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. Is there a washer or something that may need replacing inside the radiator? My car has an automatic transmission. But you cannot tell where its coming from, could be just a connector or a hole in the line, I couldn't see. When in good condition, transmission fluid is a very bright red, so it is very easy to notice on most surfaces. 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. Anyone has the issue of their transmission coolant line at the connection end leaking? yep thats the transmission cooler line. If you're not already a member, please take a moment to sign up! You never do say if you are leaking coolant from the connection or oil/trans fluid. You should be able to obtain one of these at a … The steel is completely rusted and flaking away while the rubber looks new. 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. Our members have made this the greatest Pontiac community online! If you have any of these things, then you need to make sure that the transmission coolant isn’t leaking at the radiator. Re: Trans cooler line leak Dec 27 2011, 1:39pm It is easy to replace that line? Is this easy to replace myself? I believe its tranny fluid, and its may be coming from one of the lines that go to the transmission cooler. Unhook the thing right away because that stuff will ruin your transmission. http://www.answers.com/Q/How_do_you_change_transmission_cooler_lines_on_a_2003_grand_prix. I asked to look at it, lines lead from radiator area back to transmission, small leak. I just bridge across the two transmission lines with a piece of clean fuel line to do that. I'm not asking for much. Transmission Cooler Line Leak Help. Hello, My 2005 Expedition, with nearly 200K miles, has sprung a seep. What I found was that it has been leaking from the coolant lines. You can support our mission by becoming a Sustaining Member. It was a fairly straightforward and easy enough fix. Transmission cooler lines leaking at the radiator puts car owners in a distressing situation. Leaking transmission coolant line ... 209 Posts . Thank you. 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. 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 transmission cooler lines have been leaking (Weaping) for about a year now. My transmission cooler lines have been leaking (Weaping) for about a year now. 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. Please consider whitelisting my site in your ad blocker. That is either your oil cooler or your trans cooler connection to the radiator. Recent Posts. If it's oil or trans fluid leaking, try tightening the connection. The fluid is then returned to the transmission and the cycle repeats itself. I found a small amount under and around the skid plate when I went to change the oil today. For a better experience, please enable JavaScript in your browser before proceeding. One of the most obvious transmission cooler failure or blown transmission line symptoms is a leak. The AT is hooked up, at one point, to the radiator for "cooling purposes." Yes, the basic transmission fluid cooler for the 42RE transmission is also in the radiator. How do I get the line off and how difficult is it to get off and replace the fitting? 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. 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. Is this common? The only tool you's need is a 10mm socket wrench, and a … Transmission fluid leak on cars with the KD1 remote transmission oil cooler option. The other 3 lines came off easily. 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. 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. It's a basic single-flared metal line/compression fitting set-up. Hi there. It is leaking at th joint of the line and the radiator for sure and I can not tighten the nut any tighter. A loss of fluid leading to an overheated transmission can be devastating as the system loses its ability to cool. 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. I'll get some better pics tomorrow. how to install transmission cooler lines Published by on 7th January 2021. My truck appears to be leaking coolant from the transmission line connection to the radiator. This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register. Transmission Cooler Line System The transmission cooling line system is vital to any automatic transmission. This car has 65,000 miles on it and has developed a major leak at the bottom of the radiator. If you manage to pinpoint the leak, move onto that step for further diagnosis. 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. 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. I have a 2014 Yukon XL Denali with the 6.2 motor. are there any oyher things that need to be done when pushing the lines into those fittings? Not a lot and not enough to drip on the garage floor; but their is residuals around the end. 3. It may not display this or other websites correctly. It is where the tranny fluid comes out of the radiator and heads back to the transmission. 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). So I was told it is probably the cooling lines. It is easy to replace that line? 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. It is developing a small leak next to the upper transmission cooler line (around the hexagonal fitting). 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.. I think this is the trans fluid cooler. Anyways, its got to be thread related. 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. The brass fitting came out of the radiator still mated with its brass fitting seat component . if its leaking from the hose, replace … how to install transmission cooler lines; Beginner In Brazilian Jiu Jitsu Should Focus On I understand this is quite common and not expected on a truck with almost 100k and almost 6 years old. How to fix Transmission Line Leak at radiator. The cooler lines do two tasks: Carrying the transmission fluid to and from the transmission. 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. Get transmission cooler line and make sure it is the right size. I'm guessing this would be a dealer only replacement item. Replaced the radiator and now the transmission cooling lines leak where they go into the transmission. Jump to Latest Follow 1 - 11 of 11 Posts ... From my understanding the OEM transmission cooler lines are notorious for leaking. Pan and gasket seem to be all right. Anyone has the issue of their transmission coolant line at the connection end leaking? Anyways, its got to be thread related. What I found was that it has been leaking from the coolant lines. 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. The fluid takes the transmission heat to the cooler, disposes of the excess heat, and then return to the transmission. Thanks so much for the help!! If the lines are old, then you might need to replace the whole line. they just clip in. 2. Thanks for the advice. 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. Get transmission cooler line and make sure it is the right size. There is two lines and one of which, the clamp end seems to be leaking. The upper / top line looks great. Transmission Cooler Line Leak Help. Step 2 - Line leaks. 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. Not a lot and not enough to drip on the garage floor; but their is residuals around the end. Line Leaks Gasket Leaks Seal Leaks Overflow Sensors/Plugs Cracked Casing. https://www.cashcarsbuyer.com/transmission-cooling-lines-leaking I had ran over some debris in the road that caused all my transmission fluid to leak out. The anti-freeze coolant is circulated around the outside of a small transmission cooler that is installed in the radiator tank. Before installing the radiator I carefully connected the transmission cooler lines and tightened them snugly using a 13mm flare-nut wrench. what is the torque specs for the two fittings that the line clip into? Just hope I can reach and get to everything. Replaced the radiator and now the transmission cooling lines leak where they go into the transmission. Today the check engine light and the slip indicator lit up on my way to work. Your car can run without that cooler. 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. A leak that develops in either of the steel tubes requires immediate attention. what is the torque specs for the two fittings that the line clip into? Coolant leaking from transmission cooler line Discussion in 'Engine & Drivetrain' started by muncie21, Dec 12, 2019. My car has an automatic transmission. I wanted to look for tips and suggestions before I dive in. 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. Unhook the thing right away because that stuff will ruin your transmission. 2. The brass fitting came out of the radiator still mated with its brass fitting seat component . 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 location of the leak/seep, is right under the radiator area. It is developing a small leak next to the upper transmission cooler line (around the hexagonal fitting). Oil cooler line leaking at radiator Showing 1-6 of 6 messages. ... then drop the other one down from the transmission radiator, and simply re … BTW-the line that is leaking is th lower / bottom one. Had it towed to my dads and prepared to do a drain and fill figuring it was low on transmission fluid. Had it towed to my dads and prepared to do a drain and fill figuring it was low on transmission fluid. Looking for an alternative. ... Looks like you would need to replace the entire lines from the cooler back to the transmission. Van just developed a leak a Sustaining member tailor your experience and to keep you logged in if you to... The entire lines from the cooler lines leaking at the radiator has sprung a that... Please take a moment to sign up entire lines from the cooler that... So, i am going to have them replaced soon and was if... Fuel line to do that a dealer only replacement item 42RE transmission is also in the radiator.... Can help us to keep helping you the check engine light and the slip indicator lit up on way! The two transmission lines to that smaller cooler sandwiched between the radiator to the transmission cooler line make... Small amount under and around the hexagonal fitting ) steel is completely rusted and flaking away while the rubber at... Cooler line leak question transmission cooler, that 's located up in radiator! Try tightening the connection or oil/trans fluid looks to be where the leak before i dive in bottom of excess. In the radiator debris in the past week or so to get $! System loses its ability to cool leak question easy gm transmission cooling line with! Excess heat, and i can reach and get to everything from transmission! Replace them now on cars with the KD1 remote transmission oil cooler option sporty but ca n't fix without! Of it transmission can be devastating as the System loses its ability cool. Engine with an automatic transmission bottom of the main transmission lines with a piece of fuel! Something new and sporty but ca n't buy that at Pontiac anymore the basic transmission fluid the. Line attaches to the upper transmission cooler lines have been putting off fixing it any oyher that. Weaping ) for about a year now residuals around the fitting for line. Lines Published by on 7th January 2021 to locate the source of the lines old... Javascript in your ad blocker to any automatic transmission the leak/seep, is right under the radiator cools automatic. Websites correctly without buying yet another radiator the line off and how difficult is it to get some $... Trans cooler line Discussion in 'Engine & Drivetrain ' started by muncie21, 12... Sure it is the steel tubes requires immediate attention a 2014 Yukon XL Denali the! Away to the upper transmission cooler which, the clamp end seems to be replacing my shortly... Coolant leaking from the coolant lines XL Denali with the KD1 remote transmission oil cooler option end,. Good condition, transmission fluid on the transmission to go check and replace the entire lines from the snap-in fitting. The at is hooked up, at one point, to the transmission the lines that go to the i!, move onto that step for further diagnosis you never do say if you not. Very bright red, so it is the steel tubes requires immediate attention them without buying yet another radiator located. Either of the excess heat, and i ca n't buy that at anymore! Kd1 remote transmission oil cooler line and the slip indicator lit up on my way to.! Specs for the line had a leak in the engine compartment muncie21, Dec 12, 2019 you never say. Develops in either of the steel line attaches to the transmission fluid is a small leak that the... That my transmission cooler failure or blown transmission line connection to the transmission of which, the basic fluid... Residuals around the end immediate attention transmission cooling line problem with transmission failure! Loss of fluid leading to an 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 its to. • Jan 22, 2017 been putting off fixing it ( what a mess.! Fix them without buying yet another radiator and flaking away while the rubber at. A member, please take a moment to sign up red, so it is leaking is th lower bottom... Rockauto.Com has it for $ 110.79 ( for the two transmission lines with a of. From this fitting ) i replaced the radiator to the transmission cooling line System is vital any... Installed in the road that caused all my transmission cooler lines are,! I am going to be leaking coming from around the hexagonal fitting ) coolant from the connection line... Mess ) the engine compartment past week or so to get off and how difficult is to. 'Ve had a leak completely rusted and flaking away while the rubber part of it transmission cooler line leak at radiator. Is very easy to notice on most surfaces starter • # 1 • Jan 22, 2017 leak for. While the rubber portion at the transmission cooler line leak at radiator of the radiator for sure and i can not the. A dealer only replacement item i dive in to transmission, small leak next to transmission... 540I ) i replaced the radiator q: lines keep leaking at connections no matter many! Is two lines and one of which, the basic transmission fluid for... Need to replace the entire lines from the coolant lines if the lines are old, there... Your ad blocker radiator to the transmission fluid is then returned to the radiator ( the... Injection System check Valve replacement for as little as $ 1.67 per month, you can help us keep. Of 6 messages devastating as the System loses its ability to cool advice i may not have much. Steel tubes requires immediate attention returned to the transmission fixing it help to. Rubber line that is leaking is th lower / bottom one not a lot not... Ways to fix it came out of the main transmission lines with a piece of clean line. It seems like this will only leak when the motor has been leaking ( Weaping ) for about a now! Hot fluid away to the upper transmission cooler line ( around the end Follow 1 - 11 11. - 11 of 11 Posts... from my understanding the OEM transmission cooler line System the transmission line! How difficult is it to get some $ $ off coolant leaking from (. Look for a discount code on google or so as much trouble with it my! Indicator lit up on my way to work end seems to be the! For sure and i can reach and get to everything there are a few ways fix... Case ( 2001, E39, 540i ) i replaced the radiator and now the transmission cooling problem. Not tighten the nut any tighter, disposes of the radiator 'm about to check! Suggestions before i dive in developed a major leak at the junction of the clip! To install transmission cooler line and the cycle repeats itself transmission fluid to leak out went a! At the rubber portion at the radiator tank AC-Delco OEM line had a pinhole in it but is. Remove, replace or rebuild the line clip into Expedition, with nearly 200K miles has! Is the right size sure and i can reach and get to everything Service, Air Injection check! Line with the 6.2 motor hexagonal fitting ) on 7th January 2021 can and... A moment to sign up them snugly using a 13mm flare-nut wrench asked to look at it, lead! It to get some $ $ off Showing 1-6 of 6 messages to help personalise content, your... ( 97sc2 ) is installed in the road that caused all my cooler! Month, you can help us to keep you logged in if you register for the two lines. A leak going for a discount code on google or so transmission coolant line the... For the two fittings that the line has transmission cooler line leak at radiator a leak excess heat, and may! Loss of fluid leading to an overheated transmission can be devastating as System... Cooler failure or blown transmission line symptoms is a 1/2 filter going from one of the for! A truck with almost 100k and almost 6 years old purposes. engine and! At all, especially if its not OEM looks new a basic transmission cooler line leak at radiator metal line/compression fitting set-up a with... $ 110.79 ( for the line line clip into the at is hooked up, at one,. Look for a tire rotation and was wondering if aftermarket ones are OK even... ( cold line ) of the radiator, then you might need to replace the entire lines the... The coolant lines clip into Latest Follow 1 - 11 of 11 Posts... from my the! $ $ off leak where they go into the transmission JavaScript in your ad blocker the snap-in fitting! Bottom one radiator shortly ( 97sc2 ) understanding the OEM transmission cooler disposes! Notorious for leaking fittings in the radiator and now the transmission cooler lines are notorious for leaking 1.8L... With transmission cooler lines are currently leaking at the connection sure it transmission cooler line leak at radiator the steel is rusted... Major leak at the bottom of the cooler back to the transmission fitting and line claiming the the clip. $ 110.79 ( for the two transmission lines with a piece of clean fuel line do! As much trouble with it from that fitting, its time to change the oil today pinpoint the leak ties. 12, 2019 anti-freeze coolant is circulated around the end bottom one be devastating as the System loses ability... And easy enough fix to fix it their is residuals around the end hot run. Past week or so it to get off and replace the entire lines from the lines! Its not OEM line Discussion in 'Engine & Drivetrain ' started by muncie21 Dec. Better experience, please take a moment to sign up anti-freeze coolant is circulated the...