Transmission cooler lines leaking

The lines that connect it are leaking around the crimp fittings. One of the critical components of your car is the transmission. It is probably the second most important thing after the engine because if the transmission isn’t working right, then the vehicle can not be driven.

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. 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. When the fluid is identified as transmission flui the vehicle is raise and the transmission , transmission cooler lines , and transmission cooler are inspected for leaks.

If the transmission cooler lines are leaking , the leak will originate at the cooler , a connector, or a soft line.

When getting it inspected I was told that the transmission lines were leaking. I brought it into the dealer and they told me that of the cooling lines were leaking at the clamps and all lines needed to be replaced. Apparently, these lines are not included in the limited powertrain warrantee.

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I noticed a small oil leak coming from my truck. I looked underneath, and noticed that it was leaking oil from the front of the engine, and the transmission cooler lines were leaking. As soon as you notice your car is leaking transmission flui you should seek to contact a certified mechanic, such as on from YourMechanic, to have your transmission fluid serviced. The faster you get the leak fixe the less problems you will have with your vehicle in the future.

A leak in the transmission hydraulic lines that travel to the transmission cooler can empty a transmission of fluid at a slow to even dramatic rate depending on the size of the leak. Inspect along the transmission cooler lines checking for leaks. Otherwise, the leak will be either in one of the transmission cooler lines or in the cooler itself. For coolers that are built into the radiator, leaking is evidenced by finding either transmission fluid in the radiator coolant, or coolant in the transmission fluid. Because these lines and hoses are constantly exposed to extremely high temperatures, they can grow rigid over time, which makes them prone to cracking.

Debris that flies up from under the car can also cut these fluid lines. Mine had the same problem. I bought six inches of high pressure transmission cooler rubber hose and two full saddle fuel line clamps. GM will not cover under power train warranty.

GM has a new part number, and admit they know there is an issue, but refuse to take care of it. My lines are also leaking , looks to be where the steel line attaches to the rubber part of it. Looks like you would need to replace the entire lines from the cooler back to the transmission.

Locate the area of the transmission line where fluid is leaking. If necessary, place newspaper under the lines and start the car. After seconds, turn the car off and look for leak traces of red transmission fluid on the paper and the steel lines. These vehicles have an issue with the transmission cooler lines leaking at the crimp (that connects the rubber hose to the hard steel line).

You can replace the lines but they will leak again. Welcome to the world of transmission and engine oil cooler lines. Here are the most critical pieces of information in understanding this category! UPPER — Assembly is physically routed into radiator at the.

Leaking fluid will be red. The first step in removing the cooler is to disconnect the transmission fluid lines at the cooler. There will be two lines connected to the cooler , an input and an output. Find Auto Trans Coolers now!

The transmission cooler , a loop of metal tubing inside the radiator, is leaking. Odds are there is coolant inside your transmission as well, as the pressure in the radiator is usually higher than the pressure in the transmission coolant loop. The two fittings were under dollars for both from the dealer.

I got a quote from the dealer ship to fix it and it was around 1dollars. It is automatic transmission flui leaking from the transmission cooler line. You will need to replace the hose that is leaking. Transmission fluid leak from oil cooler fitting.

These pulses may cause the engine-mounted transmission cooler to crack and leak fluid which could result in significant transmission damage. My Silverado LTZ Crew Cab 6. Yeah, those cooler lines are a PITA to replace. The best way is to lower the trans by removing the rear mount and support. When you cut and join any type of lines there is always the potential for leaks. An external cooler is also the very best thing you can do for an automatic transmission.

I found a leak on one of my transmission cooler lines. Your leakage may be at the quick connect seal between the line and the connector on the radiator (rather than between the connector and the radiator). I walked to the dealership and the mechanic was nice enough to walk down the road to take a look at my vehicle and my vehicle was just a few blocks down the road. Disconnect Tool for Trans lines at cooler and upper rad. Oil cooler line leaking at radiator.

I believe is flatter than the other). OHV and 4T40E transmission The old radiator was cracked already at the plastic tank and the transmission cooler lines were leaking slowly at the rubber hose crimp. A permanent solution to a growing problem. As these trucks are getting a few years older, the transmission cooler lines can start to develop leaks.

I have a buddy that installed a transmission cooler on those lines and clamped transmission hose on. Re: Small transmission fluid leak from radiator transmission cooler line I changed my Rad and Trans Fluid and Engine Oil weeks ago. A week before, I started soaking the trans lines with PB blaster.