On passenger side near the radiator I have the bottom line leaking. Pull the line out of the transmission fitting, taking care not to bend the line. Unwind it and make it as long and straight as possible. We're sure this How to Replace Transmission Cooler Lines article will help you get your car back on track! The hoses traveling from the transmission to the radiator are called transmission cooler lines. Part #’s : 20759971, 20759972, 20759973 Step 2. Go down to your local brake service place. Online shopping for Cooling Lines - Transmissions & Parts from a great selection at Automotive Store. 7. Looking for a Transmission Oil Cooler, Line or Hose for your vehicle? TRANSMISSION OIL COOLER HOSE. AN To NPT – Used for transmission cooler to an fitting to braided line. If you do it this way, there You notice transmission fluid on the ground: This leak can be located under your transmission, under the radiator or transmission cooler at the front of the car, or somewhere in between, if the transmission cooler lines are leaking. The outlet line goes into a remote filter before the trans cooler and the inlet line back into the gearbox. The second fitting has to go on last. If my car burns down at least it won't be from a melted transmission line. NPT or AN to Barb – used for transmission cooler to rubber line. Use left/right arrows to navigate the slideshow or swipe left/right if using a mobile device. As you might expect, the biggest problem that oil cooler lines face is leaking. Transmission Cooler Pricing. 4. Position the auxiliary transmission oil cooler so its inlet and outlet tubes face the existing transmission oil cooler lines. Make sure to research well before buying auto parts or cooler lines!! When deciding how much line is required to install your transmission cooler you need to evaluate whether you will be using the built in radiator transmission cooler, an external cooler by itself, or a combination of the two. A transmission cooler will connect to the return line. GXP Allison 5/8" 1200 PSIB Transmission Cooler Lines & Adapters Compatible with 2001-2010 Chevy/GMC 6.6 LB7 LLY LBZ Stacked plate transmission coolers are arguably the most popular type of transmission oil coolers and have the best cooling efficiency. This is the most noticeable signs of low transmission fluid Transmission fluid levels are critical when it comes to how your car shifts. The cooler lines are made of metal, rubber, or a combination of both. Get them to flare one of the ends and buy the appropiate fittings for your gearbox, usually there are little brass connectors that you can take in with you to get the correct fittings. This will cause your transmission to have very poor performance. All lines are formed utilizing the correct automotive grade, OE or stainless steel tubing and includes the correct style flares, fittings and protective wrap, installed on the lin Order a brand spankin’ new set of Transmission Oil Cooler lines from GMPartsDirect.com. DIY: Transmission Cooler Line Fabrication By: Duramaxxed06 Step 1. Fixing A Leaking Transmission Cooler Lines. They offer extensive range used recycle auto parts with top-notch quality at affordable prices. Smaller Tru Cool coolers use a 3/8 hose barb fitting, which makes it easier to install rubber transmission hose. Barb to Barb – … Okay, I bought Also called a cooler line or simply transmission line, its primary task may be guessed from its name — it connects the radiator to the transmission while keeping the system cool. You don't want to put both on yet because they won't slide around the bends you're about to make. It can be up to 5 feet in length, but it depends on the type of car. Some people cut it at the engine bay, I took mine right up to the front before cutting them. 3 inches is not enough space from your exhaust!! In order to get high-quality parts with warranty assurance, you may contact to Auto Parts Brisbane . These … Most standard installations use approximately 16-18 feet of AN hose. Re: Transmission Oil Cooler Lines Dec 15 2014, 12:59am I was hoping cooler lines might be covered under the drivetrain warranty, but after reading … Cooling lines are made of composite metal or aluminium and rubber pipes. Transmission cooler lines are sold in pairs. Heat would counteract the cooler's effort, and a moving part (like a fan) could sever the line. Choosing a selection results in a full page refresh. Not only does this add length to the life of your transmission, allowing the car to … Monster Transmission provides transmission parts for all transmission year, make, and models. Also known as transmission cooling lines, they are typically made of metal or composite aluminium and rubber hoses because they can handle the flow of hot transmission fluid. Please note, comments must be approved before they are published. As each installation is different be sure to measure out the required line prior to placing your order. Basically if you're putting an automatic transmission in your car then it's a good idea to run proper steel coolant lines up to your trans cooler. I rigged up a make shift pipe bender out of a pulley from a handbrake cable braket. I found my first pipe came out sweet as and was easy. Either clogs or leaks will make the oil cooler less effective at cooling the transmission fluid. Once you have your 'coathanger template' now comes the tricky part. To use the wrench, slide the open end of the wrench over the cooler line, then slide the wrench down the line until it reaches the nut used to secure the line to the transmission. Disconnect the transmission cooler lines at the transmission and again drain the fluid into a drain pan. Slide off the two brake fittings and put one of the new fittings on the line. I collected the figure above from a forum post, and the inset photo makes it a little more clear why I chose a 90° fitting for the rear and a 45° fitting for the front. Transmission Cooler Lines Replacement: Cost, Time to Fix, and Signs of Line Failure - Learn more from My Transmission Experts. Don't sweat it. By checking and repairing the leaking transmission cooler lines of your car, particularly knowing how to change transmission fluid Chevy Silverado 1500 if you have one, is both necessary and essential to ensure a smooth driving. also works great for oil cooler, or fuel line. A Brand New 4L65E, R4, 4L60, 4L60E cooler line filling. >> Buy a high-quality used car at best deal from Japanese authorized dealers here << What Is The Transmission Cooler Lines Replacement Cost? Lower line entering the trans cooler was made from one store-bought 60" length of line that comes with the ends already flared, got lucky that it turned out to be just the right size. Remove the two transmission cooler lines from the side of the transmission with a flare nut wrench. Basically if you're putting an automatic transmission in your car then it's a good idea to run proper steel coolant lines up to your trans cooler. The upper line needed a little more length so I used a union and made up a short piece with a 90 degree bend, just as well because if the upper line was one piece I wouldn't have been able to get it in there. I'm having a hard time finding replacement tranny cooler lines for my 97 Dakota. Hot Rod fuel hose has made it easier to get the correct transmission cooler line adapter fittings by allowing you to simply select your transmission type from a drop down list. Just go slow and one at a time, checking it against your template. The 1997 Jeep Cherokee factory service manual covers the transmission cooler and associated lines on page 21-176. Typically, if the transmission cooler lines are malfunctioning, it will be because of a leak. Whenever you find yourself at a place where you will be sitting for a moment or two, shift the transmission into neutral and allow the car to idle. Transmission Cooler Lines, Stainless, Ford, FMX, Models with Factory Eq. We then offer adapter fittings HERE. The cooler lines out of the transmission run to a thermostatic valve that's located near the bottom of the radiator. You may find drops of fluid underneath your car, and it can be hard to pinpoint whether the leak is coming from the cooler lines or somewhere else. You'll need to find the return line which will be the cooler of the transmission lines when the engine is warmed up. Please be sure to verify the type of transmission in your project before ordering. This cooler has stacked plates (like its name indicates) that also make it look like a radiator. Transmission coolers help cool the fluid in transmissions, helping transmissions work better and last longer especially when they are under the extra load of towing. Alle Transmission cooler lines im Überblick. As the name implies the threads of these fittings are cut in a different manner. Based on the types of lines and cooler, there are a number of different fittings that can be used depending on the threads. Keep and eye on the transmission fluid to make … is vital for the good health of a car. An easy way to find this line is to simply shift the transmission into drive for about 15 seconds and then shut it off. What is it and how is it to change out? We have done the hard work researching this information for you. 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. The old, crappy, redneck lines on the left; the new, cool, hand-fabbed lines on the right. Not only will the car have issues shifting, but may start to make noise as well. Often times transmissions use what is called NPS or National Pipe Straight. Transmission cooler lines flow direction page 2 hummer forums 4l60e cooler line flow 4l60e transmission cooler line routing images e993 com 4l60e transmission line diagram wiring schematic Whats people lookup in this blog: The lines can leak oil, which reduces the overall functioning of the oil cooling system. Remember that transmission cooling line repair cost is just a fraction of repairing or replacing a transmission. In most cases you’ll need to make a cut to the factory line and connect the new rubber line to it. An NPS fitting will seal typically using a nylon crush washer where as NPT fittings seal by apply pressure on the tapered threads of the fitting itself, this is what can cause your case to split when attempting to use NPT fittings in place of the required NPSM adapter fittings. Start the vehicle and check the transmission dipstick to make sure the fluid is at the proper level. Inspect your transmission line to the radiator, the transmission line may be damaged or the O rings have failed and leaking from the radiator cooler. Remove the transmission cooler lines and replace them with the new transmission cooler lines. If you have 5/8 Basically if you're putting an automatic transmission in your car then it's a good idea to run proper steel coolant lines up to your trans cooler. If you don't see something that you may need just They typically resemble brake lines and are made of metal. How to Save Money on Transmission Cooler Lines Replacement One way to cut your costs is to make this a DIY project. I just SafeRbrakes. I would recommend using right angle fittings on both the inlet and outlet of your trans as its easier to make the lines fit. A stopped up or severely restricted cooler or cooler lines can do the same. If you start searching the internet for what fittings you should use to convert your transmission cooler lines to AN fittings and hose you will often be advised that NPT (National Pipe Taper) fittings will work for this application. 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. 4. I found this was the best way of bending up a 'template' for your lines. Feb 20 2014, 1:02am 2009 Silverado hd tow package. I went to two places and one said they couldn't get any, and the other one ordered them and they turned out to be ones for a Ram, then said they have no part numbers for my Dakota. Transmission cases use different fittings then you will find in other car plumbing applications. Lie under the car and put your brass connections back in and begin bending up to suit from this point. You can replace the cooler lines or patch … Transmission cooling lines keep things cool but they’re susceptible to being damaged Car transmission lines connect your vehicle’s transmission to the vehicle’s radiator. Hot Rod fuel hose is a premium aftermarket supplier for automotive plumbing. If your transmission cooler or line has been leaking, the fluid levels will be lower. It is known for creating make-specific transmission coolers; however, they do have a few styles that are universal. Just go slow and one at a time, checking it against template. 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