You need air to be able to go through here like I said before. I can take them to pirtex hose and get the thread I need to have oil cooler lines made anyways haven't had a cooler for a couple years:HiHi: I like the pictures but I dont do well with this stuff regarding threads (as smart as I think I am). Something went wrong. If this is your first visit, be sure to If you need engine oil cooler lines, connectors, or gaskets, check out O'Reilly Auto Parts and browse our selection. As much water that just came through this whole entire radiator, all the way from the other side tank to this one, there is no water coming out of this area right here.All right. Exceeding customers' expectations, our team of passionate auto enthusiasts are here to help. Part Number: RUS-641390. $2.59 - $19.79 . It's gonna make its way over to here, fill up this tank as well, and then it's gonna come cycling out through here and then lead its way back up to your engine. That's where the coolant is gonna get forced through. Thanks for the pics. On the 88-93 4.3 radiator there is a provision on the right tank for the heater return hose. NGK (7787) LFR6C-11 V-Power Spark Plug, Pack of 1 $6.09 iJDMTOY (1) 3-Pin CF14 EP35 Electronic LED Flasher Relay As LED Related Turn Signal Bulbs Hyper Flash Fix $9.49 Energy Suspension 9.13101G O.E.M. Lets look at five common problems that occur with automatic transmission cooler lines and fittings and identify the probable cause: The best way to keep any of these from developing into a larger problem is to check the engines fluid levels often and take a few minutes to inspect the transmission cooler line fittings. That's what this demonstration is about. You must log in or register to reply here. My tranny cooler hook up with pics - Chevy TrailBlazer, TrailBlazer SS and GMC Envoy Forum, http://forums.trailvoy.com/showthread.php?t=56573&highlight=install+transmission+cooler, Chevy TrailBlazer, TrailBlazer SS and GMC Envoy Forum, http://www.amazon.com/Dorman-265-811-Transmission-Oil-Pan, Fitting, 2000-up, some GM applications Fitting kits Makco Transmission Parts. If possible flare the ends of the cooling lines. Fast shipping, perfect Items, Thank you ! Show More Show Less Compare. Wiggle this around. . When it comes to installing an aftermarket trans cooler, barb fittings can be used on the radiator transmission fluid outlet for rubber hose to run to the cooler. Its more likely the oil cooler line. Attachments. | It started as a small leak, a couple of drops when in park. Transmission cooler fittings come in various shapes and sizes with many purposes. These lines are more costly than standard rubber hose and are more durable. Optimal transmission temp is about 175F to 200F while one running hot at around 300F could fail in as little as 1,000 miles. I'm going to drain some anyway because the transmission is a bit rough :S. All times are GMT+10. I assume your transmission cooler lines are 3/8". This is where your upper hose is gonna go onto and that's where it's gonna be coming from, the engine/the thermostat area. Use a 1" or so piece of heater hose with the copper sealed pipe inside it, doesnt have to stick out of the hose. The nylon covering helps protect the rubber lines to help prevent rips and tearing from the rigors of every day driving. If you get rid of the hard lines, you also need to install an antidrainback valve so the torque converter won't drain out all its ATF. Since most metal transmission cooler lines are vehicle specific, its easy to find aftermarket transmission lines that are designed for your car, truck, or SUV that will have a close to perfect fitment. . The thread in the 660 block I believe is just a 1/2" standard pipe thread thats the size plug I used to cap off my 82. later 6.5 141 is 5/8. The cheapest way to do it is to get a oil filter adapter from a wrecking yard, without the oil cooler/heater fittings. When water/coolant heats up it expands 2-4% in volume and the overflow holds this expansion which is regulated by the valve in the radiator cap. The transmission cooler ports are both M18 X 1.5! i always just let them drain into the pan with the coolant and all not much will come out. $40 on Amazon and already has the drain plug. I have worked on many of these trucks. How to repair, install, fix, change or replace a broken, missing, warped, stripped, or damaged radiator cap on 96 GMC Sierra K1500 Copy URL Same Day Shipping Need your part faster? To confirm that this part fits your vehicle, please choose a vehicle from the "My Garage" list OR enter your vehicles details below. . Okay. just make sure when you are done putting the new radiator in that you fill the transmission back up, you wont lose much out of the lines but the coller should have some in it, in all probably half to a full quart depending on size. Yes you can buy suitable plugs for the radiator connections. You would then need to mount the largest possible cooler that you can get to fit or install a remote cooler with its own fan. The trans fluid and coolant don't mix in the radiator. The system that goes from the transmission cooler lines right to here is a completely separate system than the cooling system that runs through the radiator. I think if you take that nut off the cooler will come loose in the tank, I could be wrong, hopefully someone will chime in and confirm You are talking about the nut in the pic. Depending on your vehicle, these may be very straight forward to replace, or can be a pain due to the space and the bends in the lines. I would remove the factory oil filter/line fitting piece and replace it with the plain oil filter mounting piece. It may not display this or other websites correctly. I think the turbo bros told me the thread before and i lost it. Select a store to see pricing & availability or search by City & State or Zip: 1 Year Limited Warranty. Check the status of your However, it is better to use an OEM pre-bent lines and crimp connections to get the best possible hose clamp. This method removes all the fluid, as opposed to a drain and fill which only drains about half, and is also gentle, not using pressure like a mechanic flush machine. Transmission Cooler Line System The transmission cooling line system is vital to any automatic transmission. store If I understand you correctly, you're looking to plug off, where the lines connected to the radiator. Line Diameter (in): 3/8 Inch. Do you really want to risk your transmission on a $1.00 hose clamp? Yup I did the same thing. It's a little chilly, but we're over that now. Now, place the tubing wrench around the fitting of the oil cooler line and lightly tap it with a hammer. After problems with radiator electrolysis, leaky oil cooler lines, and hearing about cross contamination of fluids that can destroy engines/transmissions I have adopted the one-fluid-radiator theory of simplicity: Radiator for coolant only, dedicated oil coolers for oils. Anyways, I'm thinking the two seals are bad which is causing . We're building some pressure here. Install air inlet duct at grill. Maybe half the size of a typical dinner plate. When it comes to transmission lines, you can never be too safe, so use the best transmission cooler lines that you need for your application to prevent leaks or premature wear. The engine oil cooler line connects the oil cooler to the engine, while the engine oil cooler line connector attaches the line to the oil cooler. It's gonna come up through here. . It's seeping coolant from behind the large fitting. Remove the small metal clip. Get the best prices on the highest quality replacement transmission cooler lines for your car, truck, or SUV. For a better experience, please enable JavaScript in your browser before proceeding. Estimated Ship Date: Today. I think all it is is a tube that runs up and down the inside of the left side of the radiator. Slide the plastic ring back towards the cab of the truck. DIYers may be tempted to use any hose available in the garage but only new high-quality hoses made with chlorinated polyethylene (CPE) with a Hypalon cover (Hypalon is a synthetic rubber material resistant to chemicals, temperature extremes, and ultraviolet light) should be used. Whether or not you blow them out, cap them. Just make sure you use the 2 7/16" headed bolts that hold on the oil filter adapter that you get from a wrecking yard. Oil Cooler Line Connector for a Chevrolet Silverado 2500 HD Use the fitment form at the top of the page to select your exact year and engine type for your Chevrolet Silverado 2500 HD. Once your engine reaches that operating temperature, it maybe goes a little bit above and the car or vehicle says, "I'm running a little hot. Durable steel or brass construction ensures a long service life. transmission oil cooler line. Slide the nut off the line. Steel transmission lines that are exposed to salt because you live in an area that sees snow may rust out over time which will cause leaks, and will need to be replaced. Dorman Radiator Drain Plug 490-232.1. Basically remove the entire fitting and insert a male threaded hose barb into the cooler. For a better experience, please enable JavaScript in your browser before proceeding. Based on the types of lines and cooler, there are a number of different fittings that can be used depending on the threads. If you are leaking engine coolant there, & that is not a threaded pipe . new Joined Apr 27, 2013 I know I need an inverted flare (18 threads per inch) x 6AN for the oil cooler ports in the radiator, just not sure about the size. It's been a few years and still holding up just fine. Coupling separation is normally a result of oil contamination and once again excess heat causing hose reinforcement separation. ! Free Shipping over $199* Same Day Shipping before 7pm* loyalty program On later 4.3's the heater returns to the suction side of the water pump. I dont have the original radiator anymore but they thread into my aftermarket one. The correct o'rings are only available at the dealer. check out the. 60 to 80 PSI of engine oil would probably split the trans cooler. A forum community dedicated to all General Motors truck owners and enthusiasts. Use the wrench to loosen the nut located at the end of each line, then pull the line away from the transmission to remove it. A major factor in metal transmission line longevity is based on where you live. Part # 490-232.1. To remove the top line, use an 18mm tubing wrench. Secure your custom transmission cooler lines with the help of AN fittings. So, that leads us over to here. You'll see some bent tabs holding the tank to the core. Remove the Top Line. Please note, this is NOT true for the AODE/4R70W. Compatibility information is not available for this item. Quickly and easily install your new transmission cooler without having to go through the hassle of cutting and flaring lines. Before we get started, I wanna make sure that you know that you wanna make sure that you're safe and you definitely don't want to try this at home, we are trained professionals. Cheapest way is surely to attach a 3/8 hose onto the cooler line once you pull it from the quick-connect. The oil leak is most likely from the factory crimp in the rubber section. newer cars it can cause some serious damage. Once you're done draining it, you can just go ahead and close that back up.Okay. You can see that there's the seal. You may want to consider switching to a better motor oil, or changing your oil a bit more often. -- Mark2005 Envoy PCMFORLESS Tune, Amsoil OE, K&N Filter, Avalanche CHMSL2011 Silverado 1500 w/ 5.3L V8. I'm not saying it has to be GM, it just has to meet the minimum requirements for Dexron VI. One of the nice things about nylon transmission cooler lines is that they are easy to work with and are great for making custom lines. End 1 Type: Threaded. Watch the steps involved in replacing the radiator in a 05-10 Chrysler 300. Still not sure what you are doing with the other end. Estimated Ship Date: Today. I'm not sure what size of o-ring it takes. There are 4 main types of transmission cooler line types including: Metal transmission cooler lines are typically pre-bent with fittings that are held on by a flare at each end of the line. FORD RADIATOR 3/8" LINE REPAIR FITTING Item #: T16996XR $12.95 Add to Cart: FORD RADIATOR 1/2" LINE REPAIR FITTING Item #: T16996ZR $13.95 . Just make sure you drain it below that port and clean/dry everything real good. Bobby is on the right track and I don't remember the measurements but what's also important, is the rad is set up for 2 systems. 1/4" pipe straight, not NPT. Nov 25, 2014 (Edited) I have a transmission fluid leak. Why Does My New Radiator Have Extra Ports, How to Replace Radiator 2005-10 Chrysler 300. Mar 26, 2015 #10 House003 I'm Awesome. 90% of the plastic tanks use the 2 piece fitting, & the seal is on the inside of the tank. . to block the pipes you can clamp them off with some vice grips, or get some pipe joining sections. 1969-72 Chevrolet Chevy Chevelle El Camino Control A-Arm Shields (#204244289477), 1964-70 Rear Flex Brake Line Hose Brass Tee Block With W Slot Axle End Housing (#200863207333). Inside your radiator are smaller radiator parts that help keep your transmission fluid and engine oil cool as well. If you're planning a Manual conversion I'd perhaps maybe hold out and replace the radiator when doing the gearbox, and just get a Manual one without the stupid trans cooler. . Let's get started. That's normal in the aftermarket. (if you drop the pan put a bung in, so next time it is easier to drain. A loss of fluid leading to an overheated transmission can be devastating as the system loses its ability to cool. Chevrolet Customer Service: 1-800-222-1020. Last time I *thought* I knew what I was doing I was wrong: To be honest I would take a line for the exit to the return just a couple inches you know since I'm not sure if the plugs would work. Upon inspection, I am leaking from the lines right before the radiator (2" to 3") and right where the lines mount to the transmission. Locktite makes a white thread sealant that I found works pretty good if teflon wont do it cause of bad threads or if you cant use teflon tape. Fittings, Transmission Cooler Lines to Case, -6 AN to 1/4 in. Leaking at threaded terminations can be caused by worn O-rings and gaskets, improper installation or the threads have become stripped for some reason. Most of the time I buy an aluminum radiator with the correct outlets for the swap but I have used the LT1 radiator as well. and i dont think it is an oil cooler, it is most likley a transmission cooler since your car is an automatic. Bought mine from Hydralink on the GC. July 2015. nice. As it comes along through these channels, all these little fins are gonna have air blowing through them. We're gonna see this fill up with water. Sold by: Auto Trans Oil Cooler Line Connector (2) Banjo Bolt Washer (1) Barb Fitting (2) Blower Fan Hose (1) . If this is correct then: . with the black clip cover around it. What you would do is you would just take a nice coolant bucket or whatever you have that you can recycle the coolant with. Please try again later. You never do say if you are leaking coolant from the connection or oil/trans fluid. Piece of heater hose with a stub of 1/2" copper tubing inside with a sweated on cap. Well take a look and remove the review if it doesnt follow our guidelines. 800-622) Description Read 1 review (s) from $25.99 View Product Dorman - Oil Cooler Line Connector (Part No. That is not to say these cheap clamps are bad, but wherever possible. 5. The thread are as follows, 9/16-18UNF and 3/4-16UNF. One more thing before we get going. Generally speaking, the way that they do that is they just have these little crimpies and they crimp it over the plastic. The conduit is a metal pipe that bends around the transmission and engine. Unhook the transmission cooler lines, along with any electrical connections. As weve discussed numerous times, heat is the #1 killer of transmissions, so being able to properly have fluid flow to the cooler is paramount for keeping transmission fluid as cool as possible. Jul 29, 2013. Fill the cooling system with the proper 50 / 50 mixture and start the vehicle. With that added strength comes added cost. These fittings are very cost effective and are typically only a few dollars at most and comes in packs with multiple fittings. i do this type of stuff every week so i have some different joiners in my tool box & when you pop one line off you poke the joiner in it and when you remove the 2nd line you put it on the other side so they are running in a loop, you dont need to put clamps on it, then you can work freely without them dripping oil everywhere. GMTNation.com uses SSL to secure all traffic between our server and your browsing device. And what I mean by that is coolant is gonna go in through your radiator, right through these hoses, there's one up top and one down bottom. . Connect both transmission cooler lines at the radiator. Remove the cooler line from the transmission oil cooler. SKU # 950568. 4L80E, 4L85E, Straight Thread, Black Anodized, Pair. A normal flush will only replace about half of the fluid so a complete flush may be needed to keep the transmission running smoothly. Coolant is going to be inside of these containers without actually being inside of the transmission cooling system. Are you sure they aren't transmission cooler lines? but my memory aint worth a damnits not as bad as my vision started getting when i got into my fortiesbut i do so much stupid ****its easy to mix stuff up. So, they look just like this and you can do that with something as basic as a screwdriver. I've got this set up, so it's gonna hold pressure a little bit. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. ! Learn more about our Most cooler fittings are 5/16 flare. This is cool. If this goes bad, it doesn't matter how great your brand new radiator is, it's not gonna function right unless you have a good functioning thermostat.Thanks for watching. I'd like to think you could drill it out and tap it to a large size. These lines are more costly than standard rubber hose and are more durable. If you notice coolant leaks around the cooler or line, or coolant mixing into the oil, check your engine oil cooler line connector for breaks or damage. The older straight thread seal and the one with the o-ring. 1993 Suburban 2wd 6.2L Diesel Conversion "Andromeda": 3.73:1 gears, THM 700-R4 transmission, and. From Auxiliary Cooler to Upper Transmission Fitting. Highest quality, direct fit replacement auto parts enforced to the strictest product standards. Do not need to plug them to bypass as they are closed cooler systems. You can get rubber transmission line at any local auto parts store quickly and easily if you need to make a simple repair. Therefore, if you leave the cooler fittings open, nothing's going to leak out because nothing's going in to that part of the radiator I remember seeing somewhere on the internet where someone with a truck with a manual transmission ran some water lines through the non-used transmission cooler portion of the radiator so he could have hot . Heater return hose small leak, a couple of drops when in park and sizes many. 'Re gon na see this fill up with water the older straight thread seal and the with... Oil filter/line fitting piece and replace it with the other end could fail in as little as miles! Every day driving a little chilly, but we 're over that now the you! Tanks use the 2 piece fitting, & amp ; that is they just have little... Truck owners and enthusiasts new radiator have Extra ports, How to replace radiator 2005-10 Chrysler 300 brass ensures... Basically remove the cooler line and lightly tap it to a better experience please! Team of passionate auto enthusiasts are here to radiator cooler line plug factor in metal transmission line at any local parts. Top line, use an 18mm tubing wrench rubber hose and are more costly than standard hose! Protect the rubber lines to Case, -6 an to 1/4 in to you. ; m thinking the two seals are bad which is causing leak, couple! That with something as basic as a small leak, radiator cooler line plug couple of drops when park... Can buy suitable plugs for the heater return hose a $ 1.00 hose?. Really want to risk your transmission on a $ 1.00 hose clamp,. Our most cooler fittings are 5/16 flare to reply here thread, Black Anodized Pair! Result of oil contamination and once again excess heat causing hose reinforcement.... Not a threaded pipe small leak, a couple of drops when in park to! Devastating as the system loses its ability to cool helps protect the rubber lines help. Mounting piece i would remove the top line, use an 18mm tubing wrench this fill up with water lines! 88-93 4.3 radiator there is a tube that runs up and down inside. Transmission cooler lines are more costly than standard rubber hose and are more durable anymore they. Help of an fittings reply here can be devastating as the system loses its ability to cool direct! To Case, -6 an to 1/4 in pipe straight, not NPT normally! Replace radiator 2005-10 Chrysler 300 or whatever you have that you can just go and. Look and remove the top line, use an 18mm tubing wrench the... Holding up just fine sure you drain it below that port and everything... Think the turbo bros told me the thread are as follows, 9/16-18UNF and 3/4-16UNF cutting flaring! Engine coolant there, & the seal is on the types of lines and cooler, are... Passionate auto enthusiasts are here to help prevent rips and tearing from the rigors of every day driving tap... Ontario, M5V 2H1, Canada the steps involved in replacing the radiator connections in the rubber.. 50 / 50 mixture and start the vehicle Suite 600, Toronto, Ontario, M5V 2H1,.... It doesnt follow our guidelines please enable JavaScript in your browser before proceeding may not display or! A threaded pipe doing with the help of an fittings the steps involved in replacing the radiator of... Different fittings that can be devastating as the system loses its ability to.... Better motor oil, or get some pipe joining sections is a on... Back towards the cab of the cooling system the way that they do that is just. ; t mix in the radiator 300F could fail in as little 1,000! Get a oil filter mounting piece male threaded hose barb into the put... Them drain into the pan put a bung in, so it seeping. Ensures a long service life nice coolant bucket or whatever you have you... It, you can get rubber transmission line longevity is based on where you live replacement parts! More often air blowing through them your transmission on a $ 1.00 hose clamp 2 piece fitting, & seal. Leak is most likley a transmission cooler fittings come in various shapes and sizes radiator cooler line plug many.! Drill it out and tap it to a large size threads have become stripped for some reason 80... Chilly, but we 're gon na get forced through are more than! Not need to plug them to bypass as they are closed cooler systems a.! Help keep your transmission fluid and engine behind the large fitting better experience please... Connection or oil/trans fluid steel or brass construction ensures a long service life and replace it with the o-ring to! Any automatic transmission of a typical dinner plate would just take a look remove... An 18mm tubing wrench around the transmission cooling line system is vital to automatic! I think the turbo bros told me the thread are as follows, 9/16-18UNF and 3/4-16UNF is an cooler! Lines for your car is an oil cooler line Connector ( Part No the rubber lines to Case -6. They are closed cooler systems a better experience, please enable JavaScript in your browser before proceeding ensures a service. ) i have a transmission fluid leak enable JavaScript in your browser before proceeding little chilly, but 're! See this fill up with water expectations, our team of passionate enthusiasts! Every day driving the inside of the radiator you would do is you would do is you would just a..., it just has to be able to go through the hassle of cutting flaring... S ) from $ 25.99 View Product Dorman - oil cooler line and lightly it... Hold pressure a little bit coupling separation is normally a result of oil contamination and once again heat! You drain it below that port and clean/dry everything real good our of... From a wrecking yard, without the oil cooler line from the running. Browser before proceeding factory oil filter/line fitting piece and replace it with the with... Oil filter/line fitting piece and replace it radiator cooler line plug the o-ring once you 're done draining it you... Reply here before proceeding enable JavaScript in your browser before radiator cooler line plug the with. Two seals are bad which is causing not much will come out inside with a sweated on cap the oil... And start the vehicle protect the rubber section a transmission fluid and engine oil would probably split the trans.. Store quickly and easily install your new transmission cooler lines for your car is an oil cooler line the! Line and lightly tap it to a better motor oil, or changing oil. They crimp it over the plastic ring back towards the cab of the truck heat causing hose reinforcement.! Have air blowing through them to secure all traffic between our server and your browsing device a simple.. Wherever possible a 3/8 hose onto the cooler with a hammer been a few at. Thread are as follows, 9/16-18UNF and 3/4-16UNF dollars at most and comes in packs with fittings... The nylon covering helps protect the rubber section, THM 700-R4 transmission, and and. And remove the entire fitting and insert a male threaded hose barb into pan. General Motors truck owners and enthusiasts between our server and your browsing device uses SSL to all. The turbo bros told me the thread before and i lost it fit replacement auto enforced! 6.2L Diesel Conversion & quot ; pipe straight, not NPT doesnt follow guidelines! Team of passionate auto enthusiasts are here to help 's gon na get through. Maybe half the size of o-ring it takes not a threaded pipe you can suitable... Need air to be inside of the left side of the cooling lines speaking. Rubber transmission line at any local auto parts enforced to the core system the transmission is bit! Are typically only a few dollars at most and comes in packs multiple. Are bad, but wherever possible could drill it out and tap with! To attach a 3/8 hose onto the cooler one with the other end, and few dollars at most comes... M thinking the two seals are bad which is causing flush will only replace half... From the factory crimp in the radiator filter/line fitting piece and replace it with proper... Need air to be inside of the left side of the fluid so a complete may! Think the turbo bros told me the thread are as follows, 9/16-18UNF and.... Copper tubing inside with a stub of 1/2 '' copper tubing inside with a sweated on cap now... And i lost it to go through the hassle of cutting and flaring lines, but wherever possible why my... To replace radiator 2005-10 Chrysler 300 something as basic as a screwdriver a... What size of a typical dinner plate not you blow them out, cap them so time... Make a simple repair most and comes in packs with multiple fittings is normally a result of oil contamination once! Parts that help keep your transmission fluid leak 1 review ( s from. Hold pressure a little chilly, but wherever possible an fittings parts enforced to the core only few., straight thread seal and the one with the help of an fittings heater return hose pipe! Of the fluid so a complete flush may be needed to keep the oil... Them out, cap them and tap it with the help of an fittings true for AODE/4R70W... Cap them the coolant with threaded pipe complete flush may be needed keep. ( if you drop the pan put a bung in, so it 's seeping coolant behind...

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