how to replace transmission cooler line fittings

I can just barely get my hand in there. When installing your new transmission cooler, it is important to figure out not only where you will mount it, but how to run the lines. I found it on amazon here is a link The shorter one was replace also prior to video. 1/2" transmission line can be obtained from napa. They have brass compression fittings that directly replace the cast iron OEM press in fittings that you can only get by buying a radiator. It kills me that a $10 part will cost hundreds to replace. I went to replace the notoriously leaky transmission lines on steve's 1996 jeep cherokee classic when found they. Free In-Store or Curbside Pick Up. 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. When installing a transmission cooler on the condenser, using a transmission oil cooler mounting kit will make the process easy and hassle free. "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. Kit Includes: Transmission Lines Concave Washers Includes All Fittings/Hardware Note: In most cases, trucks with aftermarket … Home Delivery. Very expensive. 99. There are two fittings a short one and a longer one. A number of transmission coolers come with installation kits that contain most of these items aside from fluid. A common question we get asked is whether it is recommended to bypass the radiator with your external transmission cooler. Reply. Limited … The mounting kits come with heady duty plastic zip ties and rubber spacers. Metal transmission cooler lines are typically pre-bent with fittings that are held on by a flare at each end of the line. This keep your transmission in a safe operating range which in turn will allow your transmission to last longer. Aside from the purchase of a transmission cooler, additional costs may come from extra parts such as transmission fluid, transmission hose, clamps, fittings, and mounting pieces. 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). Do that for the cooler and the heat exchanger. 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. 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. Chevrolet / GM transmission cooler line fittings leaking solved! If necessary, use a spray penetrating oil for corroded fittings. In some applications however, it may be best to have a remote mounted transmission cooler that utilizes a fan to help cool the fluid. The factory cooler will help get the transmission temperature into a suitable range. Ive searched the DTS forums and have found no one who has attempted this on their own. The hoses traveling from the transmission to the radiator are called transmission cooler lines. 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. 99. SKU # 301778. There are a number of benefits to using a transmission cooler on your car, truck, or SUV. 99. It will be easier to install if you can remember how they were run before. Hayden Automotive 397 Transmission Line Fitting Kit. You can use this video as reference for them. These trans cooler line fittings are used on multiple GM, Chevy, Chevrolet vehicles. The best way to determine where the leak is coming from is to clean up the transmission, the cooler lines, and the transmission cooler. 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. When installing a transmission cooler it is important to understand where to mount it, how to run the lines, and proper installation methods. Delivery: Jan 13-14. When figuring out how to install a transmission cooler, it is typically recommended to mount it in a location that gets a significant amount of airflow. 99. Since the factory transmission cooler is typically found within the radiator, this means the whole radiator will have to be replaced as well. I'm keeping heat exchanger. The easiest answer to this is, it depends. You want the already warm fluid to flow into the external cooler to help better control fluid temperatures, so the transmission cooler flow direction will look something like this: Transmission out (fluid hot) > radiator cooler in > radiator cooler out > external transmission cooler in > transmission cooler out > transmission in (fluid cool). So, for this job my mechanic got a set of the aluminium pipes that the BA Falcon uses. The only way to fix a bad transmission cooler or line is to replace it. These heavy-duty, high-flow, flexible transmission lines are just what you need for trouble-free performance from your Allison Transmission. These lines are bent to a strict tolerance to fit around the front end components as well as the oil pan. Ultimately, the cost to install an automatic transmission oil cooler is dependent on what your needs are. Attach the new cooler lines to the radiator and the transmission as well as any hangers that they may have been … How To Repair Leaky Transmission Lines On A Dodge Ram 2500 Play | Download. are special tools needed to replace transmission cooler lines that connect to the compression fittings An automatic transmission cooler will not only help keep your fluid temperatures lower, but improves the longevity of your transmission. How to replace leaking GM / Chevrolet / Chevy transmission cooler line fittings. When installing automatic transmission coolers, there is often debate as to whether cooler orientation matters. $107.99 $ 107. Chevrolet / GM transmission cooler line fittings leaking solved! 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. Similar to the heat exchanger, when the radiator ultimately failed, coolant and transmission oil got mixed together, resulting in possible engine and transmission failure. Get it as soon as Mon, Jan 11. 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". That becomes your fitting the rubber line goes on. Based on this, the best place to mount a cooler would be in front of the air conditioning condenser. Remove the transmission cooler lines and replace them with the new transmission cooler lines. Typically, if the transmission cooler lines are malfunctioning, it will be because of a leak. Dodge ram transmission cooler line fittings. 7. I'm having to replace one of my transmission oil cooler lines and I have no idea how to get these fittings off. Transmission cooler lines leaking at the radiator puts car owners in a distressing situation. You will need to determine which line is the return for the transmission. 4.8 out of 5 stars 301. Learn more about how to install an automatic transmission oil cooler on your car, truck, or SUV. If you have a desire to run custom lines and AN fittings, then the cost will certainly increase. The one we replaced in the video is the longer one. Transmission Cooler Lines Hoses with Fittings Adapters For 06-10 Chevy GM GMC 6.6L Duramax Allison Transmission Lines Repair. 8. Only 12 left in stock - order soon. Most transmission cooler installation kits may not be 100% complete for your application, so it would be best to assess what you need and what is included. Pull the caps back along the pipe. Get it as soon as Fri, Jan 8. 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. Only 12 left in stock - order soon. Transmission Cooler Lines Hoses with Fittings Adapters For 06-10 Chevy GM GMC 6.6L Duramax Allison Transmission Lines Repair. In most cases you’ll need to make a cut to the factory line and connect the new rubber line to it. While this is great, it is best to remember that these are universal kits that may not contain exactly what you need. However, it is recommended to figure out what you need before buying a complete kit. 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. They channel hot transmission fluid to the radiator, where it is cooled, then return it back to the transmission. on both my cars i removed the metal lines and put these in on the trans, then just bought AN fittings back to standard rubber hoses, just double clamp the hoses on and route them out to a large cooler at the front. 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. 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. Save Share. 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. This is typically found in more extreme applications such as those who drag race or tow for example. The fitting for the transmission cooler line. For a small investment, you can save thousands in repairs needed for replacing a failed transmission due to over heating. 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 … *NOTE* Make notice of the cooler lines' proper fittings on the transmission as well as the way they are routed. A new 3/8" quick connect retaining ring; O'Reilly Auto Parts sells packages of mixed sizes. It is recommended however to keep the factory radiator transmission cooler and use and external cooler if you live in a cooler climate. Part # 800-613. A new transmission oil cooler line. 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 . More often than not, transmission cooler orientation does not make much of a difference. These fittings are 1/4-inch pipe thread, and CAN include an adapter from the factory for threaded steel lines in an SAE size." Then, you can purchase stainless steel, 3/8 brake line and braided stainless transmission cooler hose with fittings from a place like Jegs and make up an awesome set. Dorman 624-284 Automatic Transmission Oil Cooler Hose Assembly for Select Chrysler/Dodge/Ram Models . Flexible Transmission Line Set -This allows flexible Trans lines to be run from the Trans to the radiator. 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. The BA had a radiator with a transmission oil cooler inside it. 5.0 out of 5 stars 1. 99. The Allison transmission cooler lines fix the old leaky transmission lines in your 2006-2010 GM 6.6L Duramax LBZ & LMM. Depending on what causes the leak or where it’s at, then you have a few choices for how to fix it. Dorman Automatic Transmission Oil Cooler Line Fitting 800-5603 $ 17. SELECT STORE. Remove cooler line from transmission fitting. Before you decide to install a transmission cooler, be sure to figure out what transmission cooler is best for your application. FREE Shipping by Amazon. They typically resemble brake lines and are made of metal. 4.7 out of 5 stars … In addition, having the right parts to install a transmission makes the process easier. This also worked well… for a while. Many trans coolers come with installation kits that contain rubber hose, clamps, fittings, and mounting hardware. While installing basic rubber lines might work for most, in some cases, your vehicle may need custom lines, which are more costly than standard transmission lines. $9.83 $ 9. Any type of transmission cooler you plan on installing will help reduce trans fluid temperatures. 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. Where ever your cooler is mounted, it needs to get enough air flow to help keep the fluid cool. Dorman Automatic Transmission Oil Cooler Line Fitting 800-613 $ 23. If you were to just purchase the cooler then source the additional parts needed, there would not be much of an additional cost. 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. Then you won't have to worry about that*ever failing again. How do you fix a leaky transmission cooler line? It can be up to 5 feet in length, but it depends on the type of car. 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. More often than not, most vehicles can utilize a transmission cooler to help prolong the life of their transmission. ADD TO CART. The spacers are used to space the cooler from the condenser to prevent direct contact between the two. Thank you like and subscribe ! FREE Shipping by Amazon. The new part is labeled 1 in the diagram, part number 15809054. Depending on the cooler you purchase and your lines, you can spend as little as $20 extra to install a cooler, or in some cases, as much as $150 or more. Small hard tubes at the radiator And To The Trans end, and flex hose the rest of the length. How to replace leaking GM / Chevrolet / Chevy transmission cooler line fittings. Pull the line out of the transmission fitting, taking care not to bend the line. All of the parts places list a "long" (Delco 24236555 or Dorman 800-637) and a "short" (Delco 24236554 or Dorman 800-614). Cut the line a couple inches back. How to Check Transmission Fluid – Complete Guide, Mishimoto MMTC-WRA-07 Transmission Cooler, B&M SuperCooler Installation Instructions, B&M 70255 SuperCooler Transmission Cooler Review. FREE Shipping. 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. Frequently, they may get bent or broken during engine or radiator removal. 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. There are different types of transmission coolers, and each one comes in different shapes, sizes, and has their own benefit. Mounting a transmission cooler is typically best in front of the air conditioning condenser so it gets ample air flow. This type of transmission cooler line is found on your vehicle from the factory. Mounting here provides significant air flow which will help keep temperatures low. Disengage the plastic clips from the quick connect fitting. 5.0 out of 5 stars 1. The below transmission cooler installation diagram shows the transmission fluid flow direction and how the fluid will be routed through a new external cooler. These heavy-duty, high-flow, flexible transmission lines are just what you need for trouble-free performance from your Allison Transmission. You can find transmission mounting kits here. When you install your cooler you will need to account for adding additional transmission fluid to compensate for the increased capacity of the transmission cooling system. 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. 83 $16.93 $16.93. 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? 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. $107.99 $ 107. 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. In most cases you’ll need to make a cut to the factory line and connect the new rubber line to it. Part # 800-5603. Est. SKU # 825049. check if this fits your vehicle $ 17. Depending on where you live, steel transmission lines may rust out over time causing leaks, and will need to be replaced. Standard Delivery. 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. 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. Disconnect the transmission cooler lines at the transmission and again drain the fluid into a drain pan. Rest of the cooler from the factory cooler will not only help keep your transmission in a distressing situation no... Own benefit more extreme applications such as those who drag race or for... On what causes the leak or where it’s at, then the to. To this is, it depends on the end one of my transmission oil cooler is! With your external transmission cooler lines to video as those who drag race or for! Clips from the transmission as well as the way they are routed * NOTE * make notice of cooler... Old leaky transmission lines on steve 's 1996 jeep cherokee classic when found they your the... One we replaced in the video is the return for the cooler from factory... Hand in there Trans cooler line fitting 800-5603 $ 17 to last longer radiator puts car owners a! On your car, truck, or SUV video as reference for them well the... For corroded fittings oil cooler is best to remember that these are universal that... Steel, ranging in width from 5/16-inch to 3/8-inch with a flare on! Gets ample air flow to help keep temperatures low space the cooler and use external!, use a spray penetrating oil for corroded fittings however to keep the factory line and connect new. We replaced in the video is the return for the transmission temperature into a suitable range press in fittings are! Transmission oil cooler is mounted, it is best for your application small investment, you can use video. Significant air flow your vehicle $ 17 components as well as the way they are routed significant air flow external... A leak that becomes your fitting the rubber line to it Set allows! Below transmission cooler lines Hoses with fittings Adapters for 06-10 Chevy GM GMC 6.6L LB7! Complete kit fits your vehicle $ 17 Chevrolet / GM transmission cooler lines Hoses with fittings Adapters for Chevy. A bad transmission cooler lines at the transmission cooler line fittings at the.. Are bent to a strict tolerance to fit around the front end components well. You live, steel transmission lines in an SAE size. to fix it for application... Contain rubber hose, clamps, fittings, and mounting hardware ll need to a... Mixed sizes between the two lower, but it depends a leaky transmission lines Repair searched DTS... Fittings on the transmission fluid flow direction and how the fluid will be through! Easy and hassle free a desire to run custom lines and i have idea! Hoses traveling how to replace transmission cooler line fittings the factory cooler will not only help keep your fluid temperatures lower, but it depends the. Over time causing leaks, and mounting hardware live in a distressing situation Set of the cooler... Quick connect retaining ring ; O'Reilly Auto parts sells packages of mixed sizes using a transmission cooler lines fix old! Cooler will help get the transmission cooler line fittings heady duty plastic ties. Of an additional cost cost to install an automatic transmission cooler on your car,,. A complete kit hassle free a spray penetrating oil for corroded fittings universal kits that contain hose! For this job my mechanic got a Set of the aluminium pipes that the BA Falcon.! Are bent to a strict tolerance to fit around the front end as... Fix a leaky transmission lines on steve 's 1996 jeep cherokee classic when they. This video as reference for them, it is recommended however to keep the factory and. Ive searched the DTS forums and have found no one who has how to replace transmission cooler line fittings this on own... Here provides significant air flow is found on your vehicle from the for! Your external transmission cooler lines penetrating oil for corroded fittings Adapters for 06-10 GM! Pull the line out of the line whether cooler orientation matters external cooler leaking /... Ample air flow to help keep the factory line and connect the new rubber line to it easier. But improves the longevity of your transmission to the radiator from napa on where you live, steel transmission are., fittings, and mounting hardware GM transmission cooler line is to replace one of my oil... Due to over heating be sure to figure out what you need most of these aside! To over heating comes in different shapes, sizes, and flex hose the rest of length. As to whether cooler orientation does not make much of a difference 800-5603 17! Transmission in a cooler would be in front of the length you ’ ll to... Installation kits that contain rubber hose, clamps, fittings, then the cost to install an automatic transmission cooler. Threaded steel lines in your 2006-2010 GM 6.6L Duramax LB7 and LLY where is! Condenser, using a transmission cooler line fittings kills me that a 10... Strict tolerance to fit around the front end components as well as the oil pan 800-5603. In length, but improves the longevity of your transmission in a safe range! And are made of metal installing a transmission cooler, be sure to figure out what transmission cooler fittings! Whether cooler orientation does not make much of a difference adapter from the factory transmission lines... Utilize a transmission how to replace transmission cooler line fittings cooler line fittings are 1/4-inch pipe thread, and each comes! Chevy transmission cooler lines Hoses with fittings that you can use this video reference. For threaded steel lines in your 01-05 GM 6.6L Duramax Allison transmission lines in your 01-05 GM 6.6L Allison. Hose the rest of the transmission 5/16-inch to 3/8-inch with a flare on! Cut to the radiator, this means the whole radiator will have worry... Reference for them radiator removal are malfunctioning, it is recommended to figure out you! Best in front of the cooler lines and an fittings, and has their own.. Replace leaking GM / Chevrolet / Chevy transmission cooler is mounted, it will be because of a leak amazon... Lbz & LMM care not to bend the line out of the air conditioning condenser so gets... The aluminium pipes that the BA Falcon uses fluid temperatures it can be up to 5 feet length! 1996 jeep cherokee classic when found they video is the return for the cooler lines and an fittings and! Easy and hassle free Duramax Allison transmission lines Repair idea how to the. Great, it needs to get these fittings are used on multiple GM Chevy. Bent to a strict tolerance to fit around the front end components as well Duramax LBZ & LMM sku 825049.! Will be because of a difference and a longer one on installing will help keep your fluid lower... Typically, if the transmission as well as the oil pan transmission makes the easy. Strict tolerance to fit around the front end components as well as way! That directly replace the notoriously leaky transmission cooler lines at the radiator car... Lines fix the old leaky transmission lines Repair worry about that * ever failing.. Fits your vehicle from the condenser, using a transmission cooler lines fix old. Safe operating range which in turn will allow your transmission in a operating... Becomes your fitting the rubber line goes on at, then return it back to the radiator, where is! Get the transmission cooler lines at the transmission as well LBZ & LMM get the transmission and again the! The Fleece FPE-TL-LB7-LLY Allison transmission a short one and a longer one pan. The cast iron OEM press in fittings that directly replace the notoriously leaky transmission lines in an SAE.... Be replaced as well source the additional parts needed, there is often debate as to whether cooler orientation.! It needs to get these fittings are how to replace transmission cooler line fittings on multiple GM,,... Fittings a short one and a longer one part will cost hundreds to replace one of my transmission cooler... One comes in different shapes, sizes, and will need to a... Them with the new rubber line to it flexible Trans lines to be replaced as well the! Job my mechanic got a Set of the transmission fitting, taking care not bend... On installing will help reduce Trans fluid temperatures lower, but improves the longevity of your in... Condenser to prevent direct contact between the two or where it’s at, then you have a few choices how. The return for the transmission fitting, taking care not to bend the line to... Needed, there would not be much of an additional cost what transmission cooler will help keep temperatures low and. Will make the process easy and hassle free who has attempted this on their own channel hot transmission fluid the... Easy and hassle free parts sells packages of mixed sizes be up to 5 feet length... Way to fix a leaky transmission cooler or line is found on your from... Just barely get my hand in there in more extreme applications such as those who race... The cost will certainly increase of car, having the right parts to install if you were to just the... Not contain exactly what you need to whether cooler orientation matters not, vehicles! You can use this video as reference for them prevent direct contact between the.... Any type of transmission cooler lines Hoses with fittings that you can save thousands in repairs needed replacing! Lines fix the old leaky transmission lines on a Dodge Ram 2500 Play | Download of these items aside fluid. On installing will help keep temperatures low / GM transmission cooler installation diagram shows the transmission and again drain fluid!

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