... use a spray penetrating oil for corroded fittings. If the leak is at the radiator fittings for the transmission cooling lines, the tube end may have debris or may be misshapen. 2014 Silverado 1500, 5.3L max tow, 82000km (about 51k miles). Want Answer 0. Locate the transmission cooler hard lines that run into the radiator and inspect them for leaks. When a line leaks, there will be transmission fluid on the ground near where the leak is coming from. They channel hot transmission fluid to the radiator, where it is cooled, then return it back to the transmission. It's a plastic tank by the way. FREE Shipping by Amazon. How difficult is it to replace? The only tool you's need is a 10mm socket wrench, and a $2 replacement O-ring. Engine and Transmission Warranty Claims If you are experiencing problems with an engine or transmission you purchased from Advance Auto Parts, please call (888) 286-6772, Monday through Friday, 8:00am - 5:30pm Eastern Time. Trans fluid in the radiator can really only have one cause, outside of someone accidentally pouring it in. Got a new one, and now found that coolant is leaking from the oil/tranny cooling lines. Mercedes-Benz cars equipped with a 7-Speed automatic transmission may leak transmission fluid from the O rings fittings. There is an o-ring in the female quick connect fitting on the radiator and you want to be sure the o-ring is present, is the correct size, and is new (re-using the old o-ring will create a leak). Transmission Cooler Lines Hoses with Fittings Adapters For 06-10 Chevy GM GMC 6.6L Duramax Allison Transmission Lines Repair. Disconnect the transmission cooler lines at the radiator and drain the fluid into a drain pan. Take the hassle out of plumbing your transmission lines with our selection of transmission line adapter fittings. (Radiator has integrated transmission cooler) I’ve had an aluminum aftermarket radiator in the car for the past three months and put on only ~500 miles on it. Transmission Cooler Fitting leaks I noticed my 72 Buick was leaking transmission fluid from the radiator fittings when I started it up again for the first time in a little. You will not leak any anti-freeze because the fluids are not mixed. 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. Only 12 left in stock - order soon. If the leak is indeed coming from a radiator hose, you would want to have that hose replaced asap, to prevent further issues from occurring. Is it supposed to have a gasket between the fittung and the tubing? Repair Fitting for 3/8" Transmission Line. Transmission cooling lines leaking can affect the performance of the entire transmission system. The transmission coolant is another essential liquid that removes the excess heat from the transmission fluid. Transmission Cooler Fittings leaking I noticed my 72 Buick was leaking transmission fluid from the radiator fittings when I started it up again for the first time in a little. $107.99 $ 107. Hayden Automotive 397 Transmission Line Fitting … And that fixed the problem. tank will need to be taken off, & … A few ounces of transmission fluid seeped out from the radiator through the unused lower opening for the transmission cooler line’s compression fitting, causing me to panic. No problem at all. Radiator was leaking when I got the truck. After (finally!) If the Snap-In fitting, item # D13035, or the OEM transmission line snap fitting is removed from the radiator on your 2006 Chevrolet Silverado, you will leak some transmission fluid that will need to be replaced. I have seen this problem with some fittings supplied with aftermarket radiators. If the leaking fitting is a standard Jiffy-Tite removeable fitting you can replace just the fitting. A mechanic replaced the fitting and line claiming the the line had a pinhole in it but it is still leaking. If you are leaking engine coolant there, & that is not a threaded pipe fitting, or a machined threaded bung with an exterior gasket, /oring, that can be resealed externally, then it will be a 2 piece connector with the seal inside & the rad. if fluid can leak past the flared end pressed up against the radiator, it can leak out both through the threads, or between the line and the special nut. You will likely crack the radiator. I noticed a small oil leak coming from my truck. In the lower tank of the radiator, there is usually a small loop of tubing that is connected to the transmission hydraulic system. Image is looking through the grill at the junction of the radiator remove, replace or rebuild the line a... 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For a while on the ends of the radiator and new transmission cooling lines, symptoms.
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