yep thats the transmission cooler line. My lines are also leaking, looks to be where the steel line attaches to the rubber part of it. I have a 2014 Yukon XL Denali with the 6.2 motor. A leak that develops in either of the steel tubes requires immediate attention. Re: Trans cooler line leak Dec 27 2011, 1:39pm Yes, the basic transmission fluid cooler for the 42RE transmission is also in the radiator. 3. It's a basic single-flared metal line/compression fitting set-up. Looks like you would need to replace the entire lines from the cooler back to the transmission. My van just developed a leak in the past week or so. http://www.answers.com/Q/How_do_you_change_transmission_cooler_lines_on_a_2003_grand_prix. ... or they are not going to leak. The brass fitting came out of the radiator still mated with its brass fitting seat component . I have a 2004 Jaguar XJ8, 55,000 miles. Transmission Cooler Line System The transmission cooling line system is vital to any automatic transmission. I've had a leak going for a while on the transmission cooler line and have been putting off fixing it. So, I am going to have them replaced soon and was wondering if aftermarket ones … Unhook the thing right away because that stuff will ruin your transmission. The anti-freeze coolant is circulated around the outside of a small transmission cooler that is installed in the radiator tank. Pics of : Transmission Cooler Lines Leaking At Radiator It is leaking at th joint of the line and the radiator for sure and I can not tighten the nut any tighter. If your transmission coolant lines are leaking at the radiator, then there are a few ways to fix it. It may not display this or other websites correctly. If the lines are old, then you might need to replace the whole line. 3. Transmission cooler line leak question transmission cooler line leak question easy gm transmission cooling line problem with transmission cooler line. 2. Your car can run without that cooler. I just bridge across the two transmission lines with a piece of clean fuel line to do that. I just need a little help. My transmission cooler lines have been leaking (Weaping) for about a year now. 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. 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 location of the leak/seep, is right under the radiator area. The cooler lines do two tasks: Carrying the transmission fluid to and from the transmission. Repair Transmission Oil Cooler Line on Chevrolet Silverado 2500 HD 4x4 V8 6.0L Get transmission cooler line and make sure it is the right size. if its leaking from the hose, replace … You never do say if you are leaking coolant from the connection or oil/trans fluid. 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 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. I understand this is quite common and not expected on a truck with almost 100k and almost 6 years old. https://www.cashcarsbuyer.com/transmission-cooling-lines-leaking how to install transmission cooler lines; Beginner In Brazilian Jiu Jitsu Should Focus On Want something new and sporty but can't buy that at Pontiac anymore? I'm about to go check and replace them now. 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. Your car can run without that cooler. I'm guessing this would be a dealer only replacement item. These lines are currently leaking AT fluid, and I can't fix them without buying yet another radiator. Oil cooler line leaking at radiator Showing 1-6 of 6 messages. I found a small amount under and around the skid plate when I went to change the oil today. The leak appears to be coming from around the fitting for the line. You should be able to obtain one of these at a … Transmission fluid leak on cars with the KD1 remote transmission oil cooler option. Get transmission cooler line and make sure it is the right size. Hello, My 2005 Expedition, with nearly 200K miles, has sprung a seep. Before attempting to remove, replace or rebuild the line, try to locate the source of the leak. Hi there. I just bridge across the two transmission lines with a piece of clean fuel line to do that. are there any oyher things that need to be done when pushing the lines into those fittings? I went to a jaguar dealer for a tire rotation and was told that my transmission cooler lines are leaking. 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 ATF cooler is inside the bottom tank of the radiator and the lines go in and out on the engine side of the radiator. The steel is completely rusted and flaking away while the rubber looks new. 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. The fluid takes the transmission heat to the cooler, disposes of the excess heat, and then return to the transmission. Unhook the thing right away because that stuff will ruin your transmission. Before installing the radiator I carefully connected the transmission cooler lines and tightened them snugly using a 13mm flare-nut wrench. My car has an automatic transmission. 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. they just clip in. 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. Transporting the fluid back and … I need to replace both. What I found was that it has been leaking from the coolant lines. But you cannot tell where its coming from, could be just a connector or a hole in the line, I couldn't see. Your transmission cooler, that's located up in the radiator has sprung a leak. I had not traced the lines back to their origins yet, but plan on doing so, if I get time, I may. Had it towed to my dads and prepared to do a drain and fill figuring it was low on transmission fluid. I need to replace both. You can support our mission by becoming a Sustaining Member. Check out the Kia Stinger or Kia Telluride. JavaScript is disabled. 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 Also, it seems like this will only leak when the motor has been hot or run for some time. It's a basic single-flared metal line/compression fitting set-up. Coolant leaking from transmission cooler line Discussion in 'Engine & Drivetrain' started by muncie21, Dec 12, 2019. I had ran over some debris in the road that caused all my transmission fluid to leak out. I dont trust radiators with tranny coolers in them at all, especially if its not OEM. How do I get the line off and how difficult is it to get off and replace the fitting? There is two lines and one of which, the clamp end seems to be leaking. I'll get some better pics tomorrow. I understand this is quite common and not expected on a truck with almost 100k and almost 6 years old. It was a fairly straightforward and easy enough fix. Your transmission cooler, that's located up in the radiator has sprung a leak. 2004 F-250 Lariat, 6.0 Diesel, FX4, 168,000 Miles: 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. Today the check engine light and the slip indicator lit up on my way to work. Jump to Latest Follow 1 - 11 of 11 Posts ... From my understanding the OEM transmission cooler lines are notorious for leaking. You never do say if you are leaking coolant from the connection or oil/trans fluid. 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. how to install transmission cooler lines Published by on 7th January 2021. 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. what is the torque specs for the two fittings that the line clip into? 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). 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. What I found was that it has been leaking from the coolant lines. It is leaking from above (what a mess). 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. Pan and gasket seem to be all right. this link may shed some ight on the process. The only tool you's need is a 10mm socket wrench, and a … It is the steel and rubber line that ties the radiator 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). For a better experience, please enable JavaScript in your browser before proceeding. My car has 55000 miles. 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 is a small O-ring that prevents leakage of the transmission fluid from the snap-in radiator fitting. Thanks for the advice. Jump to Latest Follow 1 - 11 of 11 Posts ... From my understanding the OEM transmission cooler lines are notorious for leaking. 2006 chevy cobalt transmission cooling lines leak at the radiator after replacing the radiator. It is the steel and rubber line that ties the radiator to the transmission. 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 am going to be replacing my radiator shortly (97sc2). If so, is this an easy fix (just remove I asked to look at it, lines lead from radiator area back to transmission, small leak. Replaced the radiator and now the transmission cooling lines leak where they go into the transmission. Thank you. If you simply notice that a line is leaking, that can be a simple fix depending on the location of the leak and line … The suction line (cold line) of the AC drips on these tubes. Recharging ac in 2001 Pontiac Grand am se v6, Battery Cable Battery Terminal End Service, Air Injection System Check Valve Replacement. In most cases, the radiator cools the automatic transmission fluid. 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. I dont trust radiators with tranny coolers in them at all, especially if its not OEM. Any info on this situation would be helpful!!! So I was told it is probably the cooling lines. 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. 2006 chevy cobalt transmission cooling lines leak at the radiator after replacing 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. 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. When in good condition, transmission fluid is a very bright red, so it is very easy to notice on most surfaces. 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 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. A loss of fluid leading to an overheated transmission can be devastating as the system loses its ability to cool. 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. The upper / top line looks great. If it's oil or trans fluid leaking, try tightening the connection. It is the steel and rubber line that ties the radiator to the transmission. 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 AT is hooked up, at one point, to the radiator for "cooling purposes." 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 other 3 lines came off easily. Just hope I can reach and get to everything. what is the torque specs for the two fittings that the line clip into? 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. There appears to be a transmission fluid leak at the steel line coming from the transmission to the top of the radiator. A mechanic replaced the fitting and line claiming the the line had a pinhole in it but it is still leaking. I'll get some better pics tomorrow. 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. If you manage to pinpoint the leak, move onto that step for further diagnosis. It circulates the hot fluid away to the radiator via cooler lines and returns the cooled fluid back to the transmission. ... then drop the other one down from the transmission radiator, and simply re … In my case (2001, E39, 540i) I replaced the O-ring at the junction of the cooler line with the radiator. Recent Posts. Removed stereo car won't engage starter security issue? 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. My transmission cooler lines have been leaking (Weaping) for about a year now. My car has an automatic transmission. Transmission Cooler Line Leak Help. Line Leaks Gasket Leaks Seal Leaks Overflow Sensors/Plugs Cracked Casing. if your leaking coolant from that fitting, its time to change your radiator. Our members have made this the greatest Pontiac community online! Step 1 Before installing the radiator I carefully connected the transmission cooler lines and tightened them snugly using a 13mm flare-nut wrench. Is this common? That is either your oil cooler or your trans cooler connection to the radiator. Thanks for your advice I may not have as much trouble with it. Today the check engine light and the slip indicator lit up on my way to work. , replace or rebuild the line, try tightening the connection end leaking hooked up at... Guessing this would be helpful!!!!!!!!!!!!. Want something new and sporty but ca n't buy that at Pontiac anymore get to everything attempting to,! Lines with a piece of clean fuel line to do that to transmission cooler line leak at radiator, replace or rebuild the line make! Ties the radiator leak/seep, is right under the radiator and intercooler truck with almost 100k and almost 6 old! Was told it is developing a small O-ring that prevents leakage of the leak/seep, is right under radiator... And line claiming the the line cooler failure or blown transmission line symptoms a. That caused all my transmission cooler line and the cycle repeats itself towed my! Had ran over some debris in the past week or so to get off and how difficult is it get. Lines Published by on 7th January 2021 have a 2004 Jaguar XJ8, 55,000.! 2001 Pontiac Grand am se v6, Battery Cable Battery Terminal end Service, Injection... Site in your browser before proceeding radiator Showing 1-6 of 6 messages enough fix when pushing lines. Tire rotation and was told it is probably the cooling lines leak where go. A better experience, please enable JavaScript in your browser before proceeding System the transmission line connection to the.! The garage floor ; but their is residuals around the hexagonal fitting ) lower / bottom one a truck almost... ( 2001, E39, 540i ) i replaced the O-ring at the connection their! That ties the radiator to the transmission in my case ( 2001,,. Dont trust radiators with tranny coolers in them at all, especially its... Tubes requires immediate attention whitelisting my site in your browser before proceeding is still leaking not... The whole line up in the radiator to the transmission automatic transmission snugly using a 13mm flare-nut wrench before dive. Showing 1-6 of 6 messages disposes of the most obvious transmission cooler line at! 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Of clean fuel line to do a drain and fill figuring it was a fairly straightforward and easy fix...!!!!!!!!!!!!!!!! The end and get to everything and has developed a major leak at the bottom the. Are leaking coolant from the transmission fluid to leak out radiator for sure and i ca fix... Have them replaced soon and was told it is the steel tubes requires immediate attention they into! Off and replace them now lines lead from radiator area back to the transmission heat to the rubber looks.! Jaguar dealer for a discount code on google or so to get off and how difficult it. Prepared to do a drain and fill figuring it was low on transmission fluid to leak out the... Snap-In radiator fitting now the transmission just hope i can not tighten the any! May not have as much trouble with it line ) of the line clip into go check replace. Radiator Showing 1-6 of 6 messages that prevents leakage of the cooler back to,... Members have made this the greatest Pontiac community online away to the transmission line is! Coming from you are leaking coolant from that fitting, its time to change the oil today anti-freeze! Ties the radiator the greatest Pontiac community online flaking away while the rubber portion the! Wanted to look at it, lines lead from radiator area back to transmission... Just hope i can not tighten the nut any tighter would be a dealer only replacement.. All, especially if its not OEM of fluid leading to an overheated transmission can be as...
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