Transmission cooler line leak at radiator. Jan 10, 2023 · It has the 8.

Transmission cooler line leak at radiator. My Truck has the typical trans cooler in the radiator and then an auxiliary cooler out front. May 25, 2022 · The transmission is an integral part of your car as it allows you to control the car and properly drive it. I've been fighting a coolant (antifreeze) leak where the top transmission cooler line threads into the radiator tank. 1 and Allison trans. Sep 16, 2022 · The transmission cooler lines run from the radiator to the transmission, and they are often the source of leaks. This is a new hose that my mechanic put on who also I think introduced this leak. Jan 10, 2023 · It has the 8. Oct 27, 2018 · I'm guessing the lower line on the radiator? Your transmission uses it as a cool, some cars have separate transmission coolers, others have it built into the engine's radiator. However, over time, these lines can develop leaks that can cause serious problems if not addressed promptly. Enjoy!silicone s Apr 25, 2025 · How Can You Fix Leaking Transmission Cooler Lines at Radiator? You can fix transmission cooling lines leaking at the radiator by replacing faulty o-rings, sealing the gas cap properly if it is loose, replacing the radiator entirely, using a reliable sealant, using clamps, ensuring to flush the transmission fluid, or getting a professional’s help. Thinking of tightening the fitting where it connects to the radiator, however I'm a bit concerned about cracking the plastic tank when I do this. Jun 25, 2019 · So I picked up a new radiator today, as part of a warranty replacement through O'Reilly. Jun 28, 2022 · Upon closer inspection, it's a transmission cooling hose fitting that is leaking out of the back of the connection (photo attached). – Replacing the O-rings Mar 14, 2023 · Symptoms Of A Bad Transmission Cooler When the transmission cooler fails, you may notice leaking fluid, requiring you to top off the system, contaminated fluid or an overheating transmission. Leaks where the cooling lines connect to the radiator are common. I want to try to stop this once and for all and never touch the fitting again. Are your transmission cooler lines leaking? This video is here to help you perform a quick, easy, and dirty repair to STOP them from leaking. One of the common issues every driver needs to be aware of is transmission cooler line leak at radiator. So we’ll be looking at what transmission cooler lines are and what can cause them to leak Aug 25, 2021 · One problem that can happen with the transmission is that it might start leaking fluid, and this can occur in a few spots, but for transmission fluid cooler it will most likely happen at the radiator. After installing the transmission cooler lines and filling the radiator with 50/50 coolant, I tested the connections and for leaks and sure enough, I ended up with a whopper of a leak out of the top fitting Some things to watch for include: Leaking transmission fluid – This is an obvious sign that your transmission has issues. In case you detect that your transmission cooler lines are leaking at the radiator, first, you’ll need to replace the 0-rings. He tried to clean and retighten but it's leaking again. Look for red fluid when checking for leaks. Dec 12, 2019 · 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. You may hear some strange noises as the cooler fails. There could also be dashboard warning lights and performance issues, such as trouble shifting. The issue isn’t the threads on the fitting, but rather were the fitting seals to the tank. In this article, we will explain why your transmission might start leaking at the cooler lines, how to diagnose it, and also how to fix it. Get all the transmission cooler line information you need to repair, replace, or make your own custom lines for your project. If problems occur with the transmission, you won’t be able to use your car properly. They transport transmission fluid to and from the cooler in the radiator, which helps keep the fluid at an optimal temperature range of 160°F to 200°F. Low fluid levels – If you suspect a problem with your transmission lines, check the fluid levels using the . If the car isn't running, then nothing is being pushed through it, hence why it only leaks when turned on. Aug 29, 2023 · Transmission cooler lines are an essential component of the automatic transmission system in vehicles. When it comes to transmission lines, you can never be too safe, so use the best transmission cooler lines that you need for your application to prevent leaks or premature wear. nkqest zrx zjjfaq ucsjk gtc vojn iya vsisxjo wcs mdtom