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Dealer calls back, and says the transmission cooler has failed, and it is leaking coolant into the transmission. There is milkiness color in the tranny fluid. They say the tranmssion cooler needs to be replaced, and the transmission flushed a few times to remove any contaminants. TRANSMISSION SHOP I call a third party shop amd describe the issue.14175 posts · Joined 2011. #2 · Jun 14, 2020. There are no coolant lines all the way back on the transmission. It might be coming from a heater hose up against the firewall and blowing back on the transmission while driving. Check the hoses going into/coming out of the firewall at the heater core. They will be toward the middle of the ...Coolant usually feels like slimy water and has a sweet smell. Leaks can come from the overflow tank, the radiator, the water pump, coolant hoses and elsewhere. For your own safety, wait until your ...Assessing the Severity of the Leak. To evaluate the extent of the transmission fluid leak, you can: Check the dipstick for fluid levels. Inspect the area for evidence of fluid puddles or stains. Utilize an automotive leak detection kit with fluorescent dye and a UV light to identify the source of the leak.A cracked torque converter body or damaged needle bearings will leak transmission fluid. 5. Cracked Fluid Line. The transmission fluid line is made of highly durable steel or aluminum but is susceptible to damage due to debris and overexposure to heat, resulting in fluid leaks. 6. Faulty Transmission CoolerLBZ Coolant Leak. Ripped apart my truck to put an industrial injection CP3 and drill out my passenger side fuel rail fitting and everything went back together good. No leaks from the front or anywhere like that. But a couple of days later I got a low coolant level on the dash so I figured oh the thermostat opened up and used all the coolant ...22367 posts · Joined 2009. #2 · May 5, 2019. Yes, there are 2 lines, one in and one out, that go to a small core inside the radiator tank. It cools the trans fluid. One or both of the lines may be leaking a little. Look for telltale signs under the vehicle of fluid collecting and leaving oily stains.Yeah you need to use the search button and search transmission cooler line leak. Just do a little reading Sent from AutoGuide.com Free App . 2016 4x4 3500 Laramie CCLB LOST MY EXHAUST SO I HAVE AN 18 INCH RESONATOR AND EGRDELETE.. ALSO HAVE EFILIVE BY PPEI 3.42 rear ,68 trans TUNED BY PPEI.They came back and agreed that Transmission Oil Cooler Thermostat Housing was leaking and needed to be replaced (again my Cherokee has 532 miles on it). They let me know that they ordered the parts and it would be 2 to 3 business days before it would arrive at the service department.16189 posts · Joined 2006. #4 · Oct 7, 2016. You can rebuild the line for about $10. Just use generic hoses designed for oil/ATF (local auto parts store has it). Bring the cut old hose so they can match the I.D. etc. I rebuilt the cooler lines in my 1998 Volvo S70 using: - Angle Grinder (or dremel) to cut the crimp.2015 - 2020 F150 - Transmission cooler lines 2016 F150 - Hi, i recently purchased a 2016 F150 5.0 and the trans cooler lines are leaking. They are the lines from the cooler to the heat exchanger thing that Ford calls the transmission warmer. The dealer wants 1700 to replace these 2 lines! Seems ridiculous for a...The BMW E60 cooling system is filled through the plastic coolant expansion tank (or coolant reservoir) at the right front of the engine compartment. There is no cap on the radiator. Other components of the cooling system consist of: M54 and 8-cylinder engines: Belt driven coolant pump bolted to the front of the engine block.The cooler will probably come with enough transmission hose to run two lines, if not buy whatever you need for the job. Make sure it's rated for transmissions! Flare and double clamp the metal tube. Check the transmission fluid, it is a closed system and is a pain. Remove the remaining lines from the transmission and throw away.I had mystery leak and was finding coolant where the transmission and engine meet. Turns out it was a bypass pipe o-ring that connect to the back of the water pump. Changing all the gaskets and o-rings just incase. Doing the water pump just because everything is out of the way. Timing belt was changed at 100k in 2013 @ 160k now (the belt came ...Lines run from the transmission to its cooler to cool down hot transmission fluid. Over time, these lines can naturally degrade, eventually cracking and leading to a transmission fluid leak. Transmission lines usually last about 100,000 to 150,000 miles, but regular vehicle inspections will help catch any deteriorating lines before they cause a ...A dripping faucet can waste 3,000 gallons of water each year. Monitor these common sources of hidden leaks to prevent all that waste! Expert Advice On Improving Your Home Videos La...

Mar 28, 2023 · 2. Cooler Lines. Some transmissions have hoses that transport the transmission fluid up to the radiator or a separate transmission cooler. These lines can crack over time and begin to leak. These leaks can be a bit difficult to find because the fluid will travel along the line and drip at a low point rather than at the crack location.It's a plate exchanger and should not leak - but if you let your coolant or trans fluid get acidic it can eat away at the plates and the seals inside this thing. I've never seen it happen but have heard a couple stories about failure. It's easy to change out, and it's easy to delete. Once you get coolant inside your transmission, it's a big ...left (2) and a right (1) one as installed. On affected vehicles that need these seals replaced (for example; if coolant is leaking out of the. rear cover), the left (as installed) seal is an orange O-ring (2), GM♦P/N♦94056175, and the right. seal is a blue/green (1) press-in-place seal, GM♦P/N♦12644448.Assessing the Severity of the Leak. To evaluate the extent of the transmission fluid leak, you can: Check the dipstick for fluid levels. Inspect the area for evidence of fluid puddles or stains. Utilize an automotive leak detection kit with fluorescent dye and a UV light to identify the source of the leak.

Posted March 15, 2017. I have a 2014 Journey 3.6 and it has overheating issues too. Coolant leak which dealership said may have been a loose radiator cap 2 weeks after i bought it used from a local dealer in 2015. 2 weeks later overheating again lead to blown head gaskets. Warranty covered all work required luckily.Bad o-rings are a major cause of transmission cooler line leak at radiator. These o-rings are located at the link between the radiator and the transmission cooler lines. If there are leaks in your transmission lines especially at this link, you will need to replace the o-rings. Transmission cooler lines can be described as hoses or tubes that ...My concern here is that someone had the cooling/transmission issue and fixed the radiator side of the problem, flushed the transmission fluid, and then put the car up for sale. I've read that, even in this situation, the underlying damage to the transmission might already be done, but could take some time to show itself.…

Reader Q&A - also see RECOMMENDED ARTICLES & FAQs. Bad o-rings are a major cause of transmission cooler . Possible cause: 6K views 2 replies 3 participants last post by Don Fox Jan 6, 2022. D..