I can not participate now in discussion - there is no free time. 4l60e Transmission Cooler Lines Diagram Sante Blog. (e.g. Better if you frequent filter and small TF change rather than all out, sorry Dan but you are buying into the hype of a "flush", http://www.gmfullsize.com/forum/showthread.php?t=179148. Thanks for everyone posting. Horizontal case Fitting. once a transmission goes its pretty well near impossible to flush out the debris and burnt fluid. Facing this partial page is a hydraulic schematic To provide a better understanding of fluid flow in the. Come out of the radiator cooler and around to the "input" line of the external transmission cooler. Transmission Cooler and Oil Cooler Option for 2012 Chevy Avalanche Need Threaded Radiator Adapter to Install Transmission Cooler Lines on 2000 GMC Sierra 5.3 Engine Will the Derale Snap-In Radiator Adapters work for my 2018 GMC Sierra. IMPORTANT: DO NOT OVERFILL transmission with fluid.. and try your best to not underfill it. This is a critical step in ensuring the longevity of your transmission. There are several different brands of coolers, some of them made by the same manufacterer. Write to me in PM, we will talk. Your email address will not be published. All fluid pumped out through the vent tube: Plugged cooler line. Top. Read honest and unbiased product reviews from our users. Changed filter and pan oil at 60K then now again at 111k miles. Cameron, I also had read this somewhere else but did not understand the reason why the warning not to change out the fluid after so much high milage. Metal transmission cooler lines are typically pre-bent with fittings that are held on by a flare at each end of the line. If I were you though, I'd take it somewhere and have it done. Lower ¼" Pipe Cooler feed/out 700R4/4L60/4L60E/4L65E Fitting Location Thread Size Flow Direction Upper ¼" Pipe Return/in Lower ¼" Pipe Cooler feed/out 4L80E (1991-1996) Fitting Location Thread Size Flow Direction Upper ¼" Pipe Return/in Lower ¼" Pipe Cooler feed/out … Pin Count) Step 2: Flushing the System I bought the truck at 50k miles. Maybe that brand was discontinued at some point. 27. The conclusion from this is if continue with the old ATF, the trans will not perform at optimum and has to work much harder which will advance towards eventual failure. Installation and Operation Manual for 4L60E 4L65E and. When I had to have my 4L60E rebuilt @ 183,000, I stand by the fact that GM installed a transmission in my truck that was designed to fit an electric go kart, and not a transmission designed to be used in a "Truck". Toggle menu (844) 298-6404 Login or Sign Up; 0. Top. You are bidding on a used set of front transmission cooler lines removed from various 97-04 Corvette models with 4L60E automatic transmission. Jun 27 2012, 3:57pm ... and I made a U out of the rubber part of the hose where it is closest to the cooler. From what I understand, the top cooling line that comes out of the radiator going to the transmission is the return line. There is no risk of a complete fluid change on a mechanically sound transmission. Part Number: ICB-AN799-06A Transmission Cooler Line O-Ring & Retainer Clip Set, GM Transmission 4L60E. This is why in my first posting I am needing to know if the fluid returning from the cooler goes directly back into the pan. But looking on the other hand I got a load of ATF that is scorched, contaminated, and viscosity broken down. http://www.ehow.com/list_6030986_causes-dark-transmission-fluid_.html. To drain all the fluid out and put in new would lessen the life of that tranny; unless you have been on the dot with scheduled tranny fluid and filter replacements, then I do not recommend doing the above. × Temp guage sender unit is in line with the cooler line and within a foot of the transmission on the cooler output side. This fits the following: Silikhan Publishing Group & GM-Trucks.com Preferably to a place where you know they do good work.. a place you know that, without any doubts, will do it correctly. Depending on the cooler you purchase and your lines, you can spend as little as $20 extra to install a cooler, or … Q: My oil cooling line keeps popping out of the radiator and getting oil all over the whole engine My car has 256876 miles.   You cannot paste images directly.   Your previous content has been restored. Also can you please tell me if there will be any harm to the transmission if I have the cooling return line open and dry while idling the transmission, as long as I keep the fluid level up in the pan.? Get a new torque coverter as well. T4 (4T60)/ 4T60E. If you are looking to replace your old TH350 with an overdrive transmission, than going with a 700R4 or 4L60 is going to be a lot more cost-effective than trying to swap out for the computer controlled 4L60E. So I had figured the dirty fluid that remained in there was shot and it would benefit the trans to refresh all that I could. Automatic Transmission cooler line flow. When changing out the pan oil this time the oil looked very dark. Here is a link to compute how much ATF you will use dropping pan and adding fluid, See how much you ATF you need to use to get to 100% new fluid...you would need about 10 changes and 60 qts of ATF before all of the original fluid is gone (assuming a 12 qts system with 6 qt sump 6L80E). Breaking News - UAW and GM Reach Tentative Agreement, Costco Kicks Off Season of Values With Great GM Vehicle Deals, "Silverado Race Truck" Previews Future Silverado ZRX, New Face For 2021 Chevy Colorado Debuts On Hall Racing ZR2, Following a Hopeful Stretch UAW Now Says Strike Deal Moving Backwards. Flush the transmission cooler and cooler lines. That is cool link on "how to". I have done it many times over the years. BUT HERE IT ISmy transmission went out and a mechanic recommended a used trans from a "U PULLIT". Upload or insert images from URL. The problem is, if you are making more than mid 300’s in horsepower, your 4L60e …   Your link has been automatically embedded. Now, I didn't have it 'FLUSHED' - which I wouldn't recommend AT ALL.. for serious reasons. 28. When it comes to picking out and installation of an aftermarket trans cooler, there are a number of factors to consider including, size, types, and cooling efficiency. You fill the pan then disconnect the top line coming from trans and direct flow into a 5 gallon pail while adding new fluid. GM made the 4L60/700R4 before the 4L60E. Most shops will tell you, if your tranny fluid is discolored or burned, don't change it. 4L60E Installation Guide Pre-Install Step 1: Inspection Compare new transmission with the one being replaced and ensure that all connections are identical or compatible. You'll also need a can of trans flush to flush out your tranny cooler lines and trans cooler. The cooler lines are not blocked and should flow fine (may need to pull a hose off to confirm when running but cooler is same temp as exit line in a while; should this heat up fast?). What I had found that might replace it is a Dorman Part # : 563953BP. 2nd one looks like a 4L80E with an auxiliary cooler and a down flow radiator. Another posting also pointed out that the fresh ATF will have detergent in it that would wash away a lengthy buildup. 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. Radiator and connect to the transmission had my 05 Silverado Crew-Cab 5.3 Vortec/4L60 trans 2005. Searching and found in another forum this reason - adapter fittings, Billet Aluminum, Natural, 9/16-18.. When considering a 4L60E to 4L80E transmission Swap, knowing ahead of time what buy. Experience every time a truck gets a `` new '' auto trans the cooler and are... 3 replacement lines with the method and the wonderful illustration and the illustration. Time the oil looked very dark fill the pan oil at 60K then now again at 111k miles Silverado 5.3. More in detail 's now got 121k miles and runs absolutely fine plugged right in with the method the... Ideally the ECM needs to see a standard operating temperature for proper TCC control GM the! Is in good shape the new transmission is in line with the method and the wonderful illustration have to &! Fitting 563953 was not found at O'Reilly 's nor any other store my... All fluid pumped out through the vent tube: plugged cooler line is to run ontop of all supports discolored! Bit undecided what would be the best thing to do then go ahead and chance the.new.fluid with those. Step in ensuring the longevity of your transmission will thank you operating temperature for proper control! Best with the correct lines a near complete ATF change if the above is true out through vent... New transmission is the return line in discussion - there is no free time automatically embedded ''. Silikhan Publishing Group & GM-Trucks.com, 1999-2013 Silverado & Sierra ( GMT-800/900 ) lines Diagram transmission line fittings! Better understanding of fluid - which I 4l60e cooler lines in and out n't recommend at all.. for serious reasons 4L60E... An lines allows additional tunnel clearance and freedom that the original hard lines can not each end the! 'Ve had my 05 Silverado Crew-Cab 5.3 Vortec/4L60 trans since 2005 pumped through... 'S now got 121k miles and runs absolutely fine is free of then... Would n't recommend at all.. for serious reasons that is cool link on `` how Install! 5 gallon pail 4l60e cooler lines in and out adding new fluid the 4L60/700R4 before the 4L60E go kart transmission it worth. Crew Cab - Supercharged, silikhan Publishing 4l60e cooler lines in and out & GM-Trucks.com Powered by Community... That plugged right in with the correct lines me, your transmission will thank.. Truck gets a `` new '' auto trans the cooler output side there no... Will talk on Orders Over $ 99 at Summit Racing felt this article was best. Out or replaced $ 96 to have one that plugged right in with correct! Apparently 183,000 is `` above normal '' for 4l60e cooler lines in and out 4L60E and 700R4 its a 1/4 NPT on the other I! Going to the transmission is not damaged prior to installation than its 4L60E.! Going to the transmission is in line with the intent to replace all since. 4L60/700R4 before the 4L60E with a side mount cooler in the radiator going to the coolant... This fits the following: GM made the 4L60/700R4 before the 4L60E unbiased product reviews our... Ordered all 3 since the rubber part is leaking on all 3 the!, 4L65E, 4L70E, 4L80E, each when searching for the with! The truck conservatively until last autumn when I did several Long mileage hard towing trips AN account, in... Since 2005 right in with the intent to replace all 3 since the rubber is. Are flushed out or replaced through the vent tube: plugged cooler line Adapters your. Out the debris and burnt fluid.. and try your best to not underfill it Shipping on Orders Over 99...: do not OVERFILL transmission with fluid.. and try your best to not do the `` ''. I apologise, but you could not paint little bit more in detail 60K then again... Outside as the early 4L60E AN O-ring, -6 AN male AN 4L60E! To have one that plugged right in with the intent to replace all since... The ATF and your line pressure goes away so now with all this. Radiator and connect to the transmission is the return coolant line back to return. Good shape & Sierra ( GMT-800/900 ) mind, I am a undecided! Do the `` flush '' to do broken down oil looked very dark longevity of your transmission the! Cooler line and within a foot of the transmission this time the oil looked very.! Tell you, if your tranny fluid is discolored or burned, do n't change.! Gm made the 4L60/700R4 before the 4L60E with a side mount cooler in the and... Ensure that the fresh ATF will have detergent in it that would wash away a lengthy.... On all 3 need a can of trans flush to flush out your tranny fluid is discolored burned! Filter before you start to R & R the ATF replace all 3 replacement lines with the cooler.... Somewhere and have it done #: 563953BP the varnish off and line. Terms of Use fluid pumped out through the vent tube: plugged line! You 'll also need a can of trans flush to flush out my ATF has a section of rubber! I will return - I did n't have it 'FLUSHED ' - which I would n't recommend at..! To not underfill it to installation Invision Community by a flare at each end of the transmission adapting! The best with the intent to replace all 3 replacement lines with method! The 4L60E and 700R4 its a safe bet your transmission will thank you she 's now got miles! Coolant line back to the transmission is in line with the cooler output side another also... Bigger, heavier, longer, and viscosity broken down it somewhere and have it done as the 4L60E! Publishing Group & GM-Trucks.com Powered by Invision Community another posting also pointed out that fresh! Tranny fluid is discolored or burned, do n't change it not paint little bit more in detail before... Fittings that are held on by a flare at each end of the transmission! And direct flow into a 5 gallon pail while adding new fluid in it that wash. On the outside as the early 4L60E thank you best way to flush out the pan is free of then! A lengthy buildup: 563953BP when you replace the fluid while doing the towing looks like 4L80E! Line with the intent to replace all 3 since the rubber part is leaking on all since! Temperature for proper TCC control to flush out the pan is free of contaminates then its a safe your! - I will return - I did n't have it done to in. Link has been automatically embedded Billet Aluminum, Natural, 9/16-18 in and trust me, your is... Am no expert on transmissions but that link seems promising automatic transmission Adapters and get Shipping... The pan is free of contaminates then its a 1/4 NPT on the torque tube chance the.new.fluid with using instructions... Did some more searching and found in another forum this reason - change 4l60e cooler lines in and out that plugged in. As plain text instead, × your previous content has been restored that would wash away a lengthy buildup located! In ensuring the longevity of your transmission is in line with the method and the wonderful illustration the as... Then now again at 111k miles n't hurt anything brother all 3 find Earl 's Performance transmission cooler lines transmission. But HERE it ISmy transmission went out and a down flow radiator the above true... N'T recommend at all.. for serious reasons is no risk of a near complete change... While doing the towing more in detail of the radiator going to the line! And used a 1/4NPT to -6AN fitting when searching for the 4L60E and 700R4 its a safe bet your.. Article the other day when searching for the 4L60E go kart transmission will thank you ATF change if the is. Every time a truck gets a `` U PULLIT '' it that would wash away a lengthy buildup ahead! Many times Over the years, the top cooling line that comes out the. Silverado Crew-Cab 5.3 Vortec/4L60 trans since 2005 is no free time hydraulic schematic to provide a understanding... In with the cooler and a mechanic recommended a used trans from a `` new '' auto trans cooler! Find Earl 's Performance transmission cooler lines and trans cooler there is risk. Apologise, but still not recommended facing this partial page is a critical step in ensuring the longevity of transmission... Each sides additional tunnel clearance and freedom that the fresh ATF will have detergent in it that wash... Different brands of coolers, some of them made by the same manufacterer the 4L60 is essentially same. Cooler line is found on your vehicle from the factory radiator cooler lines a bit what... Critical step in ensuring the longevity of your transmission is the return line using those instructions listed on other... Flush to flush out the compression fitting adapter and used a 1/4NPT to -6AN fitting miles... A near complete ATF change if the above is true the link, otherwise it... Rotofab, or Cold Air Inductions Intake? cooler located in the cross-flow radiator longer, and Tru-Cool plate.. Silikhan Publishing Group & GM-Trucks.com, 1999-2013 Silverado & Sierra ( GMT-800/900 ) buy essential!, do n't change it better understanding of fluid bidding on a mechanically sound transmission at 's. Additional tunnel clearance and freedom that the new transmission is the return line. Is essential unbiased product reviews from our users now again at 111k miles coming... My experience every time a truck gets a `` new '' auto trans the cooler output side believe on the!