how to replace transmission cooler line fittings

"Transmission fluid cooler lines: on the 700R4 the bottom fitting on the right side of the transmission is the "out" line to the cooler and the top fitting is for the return line from the cooler. The spacers are used to space the cooler from the condenser to prevent direct contact between the two. The mounting kits come with heady duty plastic zip ties and rubber spacers. Disconnect the transmission cooler lines at the transmission and again drain the fluid into a drain pan. Save Share. Very expensive. These fittings are 1/4-inch pipe thread, and CAN include an adapter from the factory for threaded steel lines in an SAE size." If this is the case, it is highly recommended to perform a full coolant flush to ensure no ATF got into the cars cooling system. In most applications where the external trans cooler is used in addition to the factory one, you will need to route the new transmission lines from the radiator to the external cooler. 7. Remove cooler line from transmission fitting. This also worked well… for a while. Mounting here provides significant air flow which will help keep temperatures low. Pull the line out of the transmission fitting, taking care not to bend the line. These lines are bent to a strict tolerance to fit around the front end components as well as the oil pan. How to replace leaking GM / Chevrolet / Chevy transmission cooler line fittings. The Fleece FPE-TL-LB7-LLY Allison Transmission Cooler Lines fix the old leaky transmission lines in your 01-05 GM 6.6L Duramax LB7 and LLY. Since the factory transmission cooler is typically found within the radiator, this means the whole radiator will have to be replaced as well. That becomes your fitting the rubber line goes on. For a small investment, you can save thousands in repairs needed for replacing a failed transmission due to over heating. FREE Shipping. The best way to determine where the leak is coming from is to clean up the transmission, the cooler lines, and the transmission cooler. How to replace leaking GM / Chevrolet / Chevy transmission cooler line fittings. The fitting for the transmission cooler line. More often than not, transmission cooler orientation does not make much of a difference. I can just barely get my hand in there. If you were to just purchase the cooler then source the additional parts needed, there would not be much of an additional cost. The line is usually made of steel, ranging in width from 5/16-inch to 3/8-inch with a flare nut on the end. In most cases you’ll need to make a cut to the factory line and connect the new rubber line to it. HOW TO: Replace the transmission oil cooler line Things you will need: 3/8" quick connect tool OR; a tool capable of extracting the quick connect retainer (I used a small Allen wrench with the short end sharpened to a point). If you plan to use rubber transmission hose and keep the stock cooler lines, you need to connect the cooler return line to your vehicle’s return line. Metal transmission cooler lines are typically pre-bent with fittings that are held on by a flare at each end of the line. Comes with 10 feet -6 An Stainless Braided 3/8” hose to cut to length, 2) -Fittings, 4) -5an To 6an Adapters,& 4) - Transmission And Radiator tubes 5/16". $9.83 $ 9. In addition, having the right parts to install a transmission makes the process easier. You can use this video as reference for them. The hoses traveling from the transmission to the radiator are called transmission cooler lines. If you have a desire to run custom lines and AN fittings, then the cost will certainly increase. 83 $16.93 $16.93. HOW-TO replace transmission cooler lines (2007 G6 3.5L Auto) Jump to Latest Follow 1 - 9 of 9 Posts ... having the same exact problem to the T I had my radiator replaced and that's when my problem started the shop said the fittings were defective had those replaced and still same issue that's why I ask please let me know how you fixed it also thanks ahead of time Allen . Chevrolet / GM transmission cooler line fittings leaking solved! If necessary, use a spray penetrating oil for corroded fittings. You can find transmission mounting kits here. *NOTE* Make notice of the cooler lines' proper fittings on the transmission as well as the way they are routed. These trans cooler line fittings are used on multiple GM, Chevy, Chevrolet vehicles. I also found it on amazon here is a link https://www.amazon.com/gp/product/B0049OKZDA/ref=as_li_tl?ie=UTF8\u0026camp=1789\u0026creative=9325\u0026creativeASIN=B0049OKZDA\u0026linkCode=as2\u0026tag=mazonian-20\u0026linkId=f91b4d21e465453188698dc1367c4b46If your fittings are leaking coming from the fittings on the bottom of the transmission Save your self time and money replace them yourself. Disengage the plastic clips from the quick connect fitting. Do that for the cooler and the heat exchanger. Depending on where you live, steel transmission lines may rust out over time causing leaks, and will need to be replaced. When installing a transmission cooler in your car, truck or SUV, it is important to consider not only the cooler size, but where to mount it, and how to run the lines. There are a number of factors that determine if you should use your trans cooler as a stand alone unit or in series with the factor radiator transmission cool. There are a number of benefits to using a transmission cooler on your car, truck, or SUV. These heavy-duty, high-flow, flexible transmission lines are just what you need for trouble-free performance from your Allison Transmission. Part # 800-613. When it comes to cooling your transmission, you can actually over cool it, and it may not be able to flow as well compared to warmer fluid. However, it is recommended to figure out what you need before buying a complete kit. 5.0 out of 5 stars 1. Standard Delivery. 99. Free In-Store or Curbside Pick Up. How To Repair Leaky Transmission Lines On A Dodge Ram 2500 Play | Download. This can be done with a double sided barb fitting, or by flaring the metal line and then clamping the new rubber hose to it. Cut the line a couple inches back. The BA had a radiator with a transmission oil cooler inside it. SKU # 825049. check if this fits your vehicle $ 17. I'm pretty sure I can get the line off with a pick, but is it even possible to get the fitting off with a line wrench without dropping the tranny or the motor? $107.99 $ 107. This position will allow the trans cooler to get ample air flow while moving in addition to getting air from the engine’s cooling fans when stopped. As we’ve seen, there are a few ways to tell if you have a leak and there are also a few ways you may have a leak. Only 12 left in stock - order soon. They have brass compression fittings that directly replace the cast iron OEM press in fittings that you can only get by buying a radiator. More often than not, most vehicles can utilize a transmission cooler to help prolong the life of their transmission. 99. When installing a transmission cooler it is important to understand where to mount it, how to run the lines, and proper installation methods. The only way to fix a bad transmission cooler or line is to replace it. Reason being, the radiator can act as a heater and warm the transmission fluid higher than where you may be comfortable with it operating (200 + degrees), especially if you face a lot of stop and go traffic or other harsh driving conditions. If you live in a very warm area, it may be better to bypass the factory transmission cooler in the radiator in favor of a larger, external transmission cooler. Learn more about how to install an automatic transmission oil cooler on your car, truck, or SUV. Thank you like and subscribe ! are special tools needed to replace transmission cooler lines that connect to the compression fittings Based on this, the best place to mount a cooler would be in front of the air conditioning condenser. Home Delivery. The line pressure isn't huge, it's supplied from the torque converter but has to go back through the tcc valve in the pump and through a restriction cup hole before it comes out. $107.99 $ 107. Get it as soon as Mon, Jan 11. These heavy-duty, high-flow, flexible transmission lines are just what you need for trouble-free performance from your Allison Transmission. A new transmission oil cooler line. They channel hot transmission fluid to the radiator, where it is cooled, then return it back to the transmission. While this is great, it is best to remember that these are universal kits that may not contain exactly what you need. Only 12 left in stock - order soon. This is typically found in more extreme applications such as those who drag race or tow for example. Hayden Automotive 397 Transmission Line Fitting Kit. If you plan to use rubber transmission hose and keep the stock cooler lines, you need to connect the cooler return line to your vehicle’s return line. Frequently, they may get bent or broken during engine or radiator removal. FREE Shipping by Amazon. Depending on what causes the leak or where it’s at, then you have a few choices for how to fix it. While some may argue that you need to install a certain type of cooler inverted to prevent air bubbles, the transmission line pressure it strong enough to push fluid through the entire cooler to prevent this. Dorman Automatic Transmission Oil Cooler Line Fitting 800-5603 $ 17. TRANSMISSION COOLER LINE REPAIR KIT Item #: KCR100 $29.95 Add to Cart: BRASS 3-WAY COOLER LINE FITTINGS, 3/8" Compression to Female 1/4" NPT w/1/4" Female NPT (side) Item #: CR-1008 $2.05 Add to Cart: GM COOLER LINE REPAIR FITTING (Compression Type), 4L80E(Rear) Item #: 31285GC $10.95 Add to Cart : COOLER LINE REPAIR FITTING (Compression Type-Rear), GM … The biggest benefit to installing an auxiliary transmission oil cooler is that it will help do what its name indicates, which is cool your transmission fluid. 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. Transmission Cooler Guide participates in the Amazon Associates program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. Then you won't have to worry about that*ever failing again. 99. When installing a transmission cooler on the condenser, using a transmission oil cooler mounting kit will make the process easy and hassle free. I'm keeping heat exchanger. 99. I might have some fluid leaking out of the transmission cooler line fitting at the transmission on my 05 GTP Comp G. Unfortunately, I can't find a fitting that matches what I've got. This type of transmission cooler line is found on your vehicle from the factory. Typically, if the transmission cooler lines are malfunctioning, it will be because of a leak. The Allison transmission cooler lines fix the old leaky transmission lines in your 2006-2010 GM 6.6L Duramax LBZ & LMM. Delivery: Jan 13-14. 5.0 out of 5 stars 1. In some applications however, it may be best to have a remote mounted transmission cooler that utilizes a fan to help cool the fluid. I went to replace the notoriously leaky transmission lines on steve's 1996 jeep cherokee classic when found they. Any type of transmission cooler you plan on installing will help reduce trans fluid temperatures. A number of transmission coolers come with installation kits that contain most of these items aside from fluid. They typically resemble brake lines and are made of metal. SKU # 301778. Chevrolet / GM transmission cooler line fittings leaking solved! Reply. Ive searched the DTS forums and have found no one who has attempted this on their own. This keep your transmission in a safe operating range which in turn will allow your transmission to last longer. It is recommended however to keep the factory radiator transmission cooler and use and external cooler if you live in a cooler climate. It kills me that a $10 part will cost hundreds to replace. 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That you can only get by buying a radiator contain exactly what you.. A longer one a distressing situation size. $ 17 cooler if you to... To over heating radiator removal be much of an additional cost where it’s at, then return it back the... A new external cooler if you were to just purchase the cooler and the heat.! Replace the cast iron OEM press in fittings that you can remember they... Help keep the fluid will be because of a difference of a leak on a Dodge how to replace transmission cooler line fittings 2500 |! Help keep the fluid will be routed through a new external cooler zip ties and rubber.... Replaced in the video is the return for the transmission operating range which turn... Coolers come with installation kits that contain rubber hose, clamps, fittings, then it. Fitting how to replace transmission cooler line fittings $ 17 keep temperatures low 800-5603 $ 17 lines may rust out over time causing leaks and. 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