4l80e running hot

My tranny is running to hot. It the temp was getting hotter then average around town and it was over heating while driving on the freeway at 75. Only the TH350 and TH400 share the same number of bolts. How to Flush a 4L80E The transmission fluid is vital to the health of the transmission on the Chevrolet Silverado, Suburban, Tahoe, Van, Express, Avalanche, and the GMC Sierra, Yukon and Savana. I used a Hughes flexplate setup that has a bell shaped flexplate and a spacer that slides on the hub of the converter and fits the LS3 crank shaft. Introduced alongside the original 4L60 in the early 90’s the 4L80E was designed for large trucks and is designed as a heavy duty unit, rather than a transmission for smaller cars or even some pickups. Upon release of the 4L80E ,GM retroactively called the TH400 the “3L80”. Popular Topics on Hot Rod. Re: GM 4L80E Transmission Lockout Problem: leroy Black: 2-12-09 : Have 4L80E in 2006 2500 with 57,000mi. By the way, it would help us to know: Jul 2, 2015 Check out how we swapped a new 4L80E transmission from TCI into our Flexible heat shielding is a part of the kit and was used to encase the . 5 turbo. 2 months go by and no money so repo the truck back not to find out later he was pulling a 3 axle stamp 3/4 inch steel trailor with inline 6 cummins out of a big rig. Temp gage 220, cooler supply 220, cooler return 120, pan bottom 150, pan top 230ish (post-cardboard shroud, after driving 10 minutes, 10 miles country roads, was already hot, but cooled down to 200F first) So it looks like the cooler is doing it job, but something is still putting major heat into the fluid. M. Transmission fluid expands when it's hot, so filling it to the fill line when the car's not running can cause overfill. 8 super charge motor…. Cheers, flyingwedge. 1967 Lemans Project - LS376/480 & 4L80E Build If this is your first visit, be sure to check out the FAQ by clicking the link above. 040. The 4L80E is a 4-speed (with overdrive), electronically controlled transmission, with ratios: US Shift Electronic Transmission Control Systems let you take charge of your 6R80, 4R70W, E4OD, 4R100, 4L60E, or 4L80E transmission and unlock its true potential. on '91–'96 units, which won't matter much if you're running your own cooler lines anyway. Results 1 - 10 of 41 Find Fittings & Hoses with 4L80E Transmission Type and get Free Shipping on Orders Over $99 at Summit Racing! At higher temperatures the transmission begins to slip, which only aggravates overheating even more. In the upshift table "Base Shift Pressure vs. The temperature inside the torque converter, while pulling a big load from a standing start, could easily rise above 350°F. I am trying to figure this out plus according to my guage I am running WAY too hot on transmission temperatures. Guaranteed lowest price! Sevens With A 4L80E: Inside Jeff Zerkle’s Boosted 190 MPH Trans Am By Brian Havins September 19, 2018 A 7-second car is an impressive accomplishment; it can take a lot of time, money, and unfortunately carnage to figure out the right combination to go that fast. The radiator we are using has a cooler, but digging around the garage we found a B&M transmission cooler, so we decided to use both. We start with 3/8" laser cut flanges with the tubes welded inside and out and then machined. Are you running a hot cam in your 5. (It is always the same two) It throws a VSS code and a Transmission Temperature sensor voltage too low code. Whether you are pulling heavy loads up long-steep grades, through hot-desert areas or just hauling more than you can handle, overheated oil reduces the li BD Power, Xtrude Trans Oil Cooler, 5/16" Tubing, E40D, 4L80E Transmission 4L80E Transmission Problems. Plus you get that ever important extra gear. Hot Rod/Street Rod/Custom Hot rods are more than a '32 Ford with a modern engine, or a big Chevrolet Bel Air with an LS motor. has all four gears but no lockup Has code Po894 slipping components will turn on chek engine light after a while. As the subject says. A 4L80E doesn't use a 3-2 downshift solenoid like a 60 does and there are two other wires that have to be re-pinned to convert from a 4L60E to a 4L80E but I would have to look at my notes in the shop to remember which two they are and what they control. It only required service every 30,000 miles unlike my Dodges 15,000. it has been squared and zero decked. Let's start with the manual valvebody which doesn't require the use of a controller. . It was my first time on the HRPT, and I can’t see myself missing another! We had a great trip. This is a computer controlled transmission first introduced in G. If you had a 700r4 you have to move or mod the trans xmember and that pretty much it. The 4L80E’s ratios from First to Reverse are: 2. We tried to rebuild a 4L80E, ended up replacing it with a rebuilt. 0L 4L80e Transmission Overheating after this brutal Winter! 4L80e Tranny w/70,000 Miles The engine running hot came after the tranny running hot. I'VE REBUILT THE LOW END ON THIS TRANSMISSION NOW AND SHE'S ALL BACK How to Check and Add Fluid to Your Automatic Transmission. Modern transmissions, such as the GM 4L80E have the same or better power handling capability with far less parasitic loss. if you check the transmission when Transmission Noise Help. This manual can be used in collusion with any type of scanner utilized in retrieving these codes from the computer. When diagnosing the problem and the cause of the whining noise, take note of when the sound is occurring, such as when the engine is idle, when shifting gears, when driving at How does heat affect transmission life? TRANSMISSION FAILURE/TEMPERATURE CHART. The stock 16 element sprag is in the center, with the 34 element on the right. Despite its name, the 4L80E is not an upgrade to its GM counterparts. 0 junkyard pullout which is stock for now, but I might add a cam down the road, Atlas 3. You need to let your transmission cool down. ) After cooling down, start back up & gingerly continue on your way. Like the kit from Trans-Go (4L80E-3 $232. Shifted much smoother and never got hot, granted I never towed over 7,000 lbs with it. definitely not something I would normally buy) and was curious as to what kind of list of repairs I am looking at with a 4L80E that has no reverse and runs hot in forward gears. The computer scan can  Heat is the number one cause of premature transmission failure. Conventional wisdom at that time was that an external TCU was the only option for controlling a 4L80E back when I installed the 4l80e. 4L80E's also use the "early" style drum and an actual sprag. S. youtube search INFERNO 408 The PA80103 4L80E Street Smart Package was installed with the GM Crate engine. if i come to a complete stop at the light and push gas to drive again it slips for few seconds then dries fine. When rebuilding the transmission, I recommend that you always replace the valve body plate and install a sonnex Valve Kit TCC Regulator W/Sleeve. 2L NA and I am looking to start the big project of swapping the 3L80 for the 4L80. Why don't you check into the mega squirt for a stand alone controller, it is more than capable of running your fuel injection needs and the transmission. You want your transmission to last right? Well then, keep in mind that transmission overheating causes the majority of transmission failures. My transmission sometimes throws 2 codes. - Duration: 17:34. I'm running a '93 4L80e with an Optishift controller. The noise can’t be heard inside the cabin and can only heard outside. 4L80E running hot 1982-2000 C/K Truck & SUV Chassis & Drivetrain MuscleRods Ceramic Coated Headers. My truck is a 2006 2500hd 6. It is a hot day since I/we live in Florida. To maintain your system, you must check the transmission fluid periodically to make sure The $1,800 covered the cost to rebuild the transmission and yes, it is a 4L80E. 4L80E Anchor-Tight Locking Flexible Transmission Dipstick Installation Instructions® Step 5: The amount of transmission fluid that is required can vary greatly depending on your specific situation and combination of components (fluid cooler, torque converter, transmission pan, etc. Ideally, if your transmission overheats, your Transmission Temperature Light will come on. 1 - ALTO 3-4 OEI Kit This kit contains the HEG kit High Energy Graphite by Alto. Buy B&M 118002 at JEGS: B&M Street/Strip Automatic Transmission 1997-Up GM 4L80E. Re: 4L80E Transmission Problems: james d smith: 7-25-08 : Thank you for taking my question,A friend of mine wanted to buy my 1994 gmc 2500 4x4 diesel 6. Is anyone here running a 4L80e or 4L85e transmission? If so, how do you like it? How is the performance and feel? If not, what is a good alternative transmission? I am looking to run it behind a turbo 528+ cube Hemi that I expect will be making 1,000+ hp and tq. If out of fluid, avoid running the engine until the Transmission is refilled to avoid pump damage. I don't tow with this truck. Its just for running to Home Depot and scuba diving trips to Mexico. It is a 99 454 block bored . 2 US Shift Transmission Control System instruction and operation manual. With the engine still running check the dipstick and fill it up if necessary. According to him, it was the 3/4 clutches that were the problem. i have replaced just about everything and now my transmission is doing http://www. Mar 24, 2010 Try to imagine the difficult job tech line technicians have. 1994 Hot Rod Chevy C1500 stepside pickup truck 500hp 408ci LS motor 4L80e auto Walkaround Video of Running Truck. There are a couple different companies that can hook you up with the kit to make his happen. Id like your recommendation for a tranny cooler to replace the stock cooler in my 2005 Chevy 2500HD, 6. A good pro-built electronically controlled 4L80E will set you back 5K plus another 1K for the controller. My only experience with running the 4L80E is in my old 1991 32ft Flair motorhome. It’s running a 383 engine with 10. A transmission flush machine uses high pressure along with a cleaning agent to flush the old fluid out of the transmission while simultaneously cleaning the internal parts. A give you a performance guide to the GM 4L80E Transmission and help out with the driveline of your next build. 3 on 4l80e with segment swap under same OS# the transmission goes into gear fine but once it gets warm itll stall when i place it in drive. What are the procedures on how to check line pressure on a 4L80E transmission? and you need to check it when the transmission is hot. During this process, the high-pressure cleaning does such a thorough job that it dislodges dirt and debris that the transmission’s internal pump is not strong enough to do. To check cold levels, the engine must still be running and the trans shifted between gears. It would likely use a 3200-3500 stall converter, like PN109-603, to get the best performance. Aside from the iron heads it is a hot rod motor. Right now I have the trans temp alarm set at 180F since I wasn't sure what was too hot for the transmission. Hot rods are heavily modified cars, often with an engine and power plant swap, designed to be faster, meaner and cooler than the original version of the vehicle. 3 ? I have been running a 4L80E with a PCS TCU-2000 behind an LT1 (still controlled by the stock PCM (16188051)), in an Impala SS. The 4L80E is a four-speed transmission with electronically shifted overdrive based on the three-speed TH400. com 7-4-2008 This thread will show the progress over time on the Sound Performance 4L80E auto tranny install in my red supra. I got the truck back about 3 days ago and it is running great. Also - be prepared to be really pissed about your new 1st gear. MegaShift™ 4L80E Wiring. Upgrading from a 3-speed auto to an overdrive can transform any hot rod from a cool little street cruiser into an exhilarating speed demon, without losing any of its character. Looking under the truck he sees ATF (automatic transmission fluid) pouring out between the engine and transmission. This is good if your running this transmission at the drag strip or just plain want the control at your hands. Jun 20, 2019 I've had the radiator rodded and the gauge says it's getting hot still. transmission problem-no reverse Problem Diagnosis Car Forums Automotive Forums . History: 4L60E/4L80E does not have a thermostat; The problem could be that the TFT sensor (located in the pressure switch block inside the bottom of the trans. On earlier vehicles, this light may be the "Check Engine" light or the "Service Engine Soon" light; regardless of the name on the light, they all have the same purpose: To indicate problems in the computer system, and to flash out diagnostic trouble codes. I have the adapter plate to go from the cummins to the 4L80 but I need to know if anyone here has experience with this tranny and what I will need to make it work with the 4BT as far as the electronics go. 045 to 0. 0 LQ4 VORTEC ENGINE & 4X4 4L80E TRANSMISSION LIFTOUT SWAP 114K LS2 LSX LS 6 MONTH WARRANTY, LS You could always run a deep tranny pan on it to cure the issue of fluid starvation. Codes can be cleared by 4l80e stalls while in drive but not in reverse ?? 5. The fluid runs through the radiator, then through the external B&M cooler, then back to the transmission. Going from a 3. No transmission tunnel modifications are required on the 67-69 Camaro/Firebird when running the 4L60E 4L80E, TH350, TH400, and 700R4, however; modifications to the transmission tunnel may be required when using a T-56, 6L80, 6L90, or TR6060 transmissions. Angrily he calls a tow truck or calls our shop and we send a Before the TCI 4L60e street fighter transmission was installed, the core 4L60e was sent to TCI Auto in Ashland, Mississippi. Eventually the clutches burn out and the transmission . I wrote a blog about for Hot Rod that you can read here. Hey guys, I bought a Cummins 4BT and a GM 4L80E Tranny to go with it. If out of fluid, avoid running the engine until the trans is refilled to avoid pump damage. TCI’s Take on the 4L80E – The 850 HP Capable 6x I recall an article in hot rod magazine several years ago about the 6 speed conversion for the 4L80E. Then add an inline filter to protect the new one. You may have to register before you can post: click the register link above to proceed. 22. Well hot damn, that would do exactly what I wanted. Best Answer: some antifreeze is red, oil floats so stick your finger in the radiator fill while cold and if it feels oily there's your answer, but more commonly the seals in the clutch pack are going south, as the transmission heats up the oil thins out allowing more oil to pass by the seals, and the drop in hydraulic pressure makes it so the clutch pack cannot fully engage. First, the plug on the front of the engine pointing downward on the driver’s side will have 5 wires going to it. 0 liter engine with the 4L80E transmission. I'm running a 4L80E with a stand-alone computer in my K1500. 0, Ford 60s, and 39" Krawlers. Don’t Let Your 4L80E Transmission Overheat. It was running and shifting great then the alternator went out. PATC - Performance Automotive & Transmission Center. 5. I have a 2004 chevy impala ss with a 3. My tranny during this was running hotter then normal and had been for some time. But keep in mind that warning lights are not infallible, so if you smell something out of the ordinarily (usually a sweet odor), pull over. GM 4-Speed Automatics 700R4/4L60E/4L80E There are two basic GM 4-Speed automatics: The light duty 700R4/4L60E found mainly in half ton and car applications, and the heavy duty 4L80E in the heavier applications. 700R4/4L60E’s have a low 3. While the 3. you could try a I recently noticed that there’s a rattling sound when the car in in idle (800RPM) but it disappear when I rev it up to higher RPM or while driving. This chart provides a graphic display of heat's contribution to transmission failure. I have a 2005 Chevy Silverado 2500HD 6. My coaches said “why don’t you just do it yourself?” GM Truck / Car / Van / Motorhome 2 Wheel Drive 4 / 5/ 6 Speed Automatics. 4l80e transmission electrical problems C/K Car Forums . Initially I was thinking that my coolers were plugged because the line coming from the transmission was hot and the line returning from the coolers was the same as ambient temp. However when I got off the interstate and was doing about 45mpg avg I noticed the trans temp got even hotter to about 185F-190F, the worst was when I got home and was trying to park the trailer, I saw the temp get up to 210F. I also have a good sized brush guard too, but I don't believe that would interfere with incoming air flow enough to cause such a problem. It accounts for approximately 90% of all  Jan 7, 2015 The 4L80E can be a complicated transmission. and the car running. put about 200 miles on it but my trans temp keeps saying it's getting hot about 200 to 250  The 4L80E is a four-speed transmission with electronically shifted overdrive based on the three-speed TH400. To check for pump failure, check fluid level with the engine off, then start the engine and recheck fluid level. I guess the connector should push/pull out once this is done. ) and/or it's wiring has failed and is indicating the temp incorrectly. It's getting past the initial guy that's difficult. com Car Chat > Check fluid level and make sure it is full transmission hot. I would over fill the trans slightly and then while hot and in neutral, p I have been informed by JM and trans builders, the 4L80E pump face must be machined flat/parallel, for effective mounting/sealing. I replaced the alternator and the next morning the transmission would not shift out of 2nd gear when trying to move forward (park, reverse, neutral were fine). So, in conclusion, it seems completely possible that with new transmission fluid, it only took 10 miles of driving time for it to burn up. Expect to spend $1200-1400 on the conversion parts. Find all the details inside Hot Rod Magazine. 5 was running about 280 hp to the rear wheels and the 4L80 held up like a tank for 178,000 miles. share: What is the engine in a 1998 Chevy Suburban 2500? I need to tune the TBI to see if it can handle the engine I recently installed in my truck. Sevens With A 4L80E: Inside Jeff Zerkle’s Boosted 190 MPH Trans Am By Brian Havins September 19, 2018 A 7-second car is an impressive accomplishment; it can take a lot of time, money, and unfortunately carnage to figure out the right combination to go that fast. Discover The Importance of Keeping It Cool . s. Once we're ready to dismantle a truck we run it, test it, drive it if possible and then . 06:1 First-gear ratio would appear to be an advantage over the TH350’s 2. Posted by Regis on Wednesday, December 4th, 2013 The 4L80E is a four speed automatic transmission designed and built by General Motors. It’s common to see a stock or mildly-built transmission sitting behind a mega-horsepower engine without the proper ingredients to handle abuse. In the hot rodding community, the transmission can sometimes become a neglected component in the driveline. But if for some reason there is anything that runs under the pan then it might not fit  Oct 20, 2011 The ATF levels now seem *very* high, above the "hot full" mark on the dip stick. of fluid and check level with engine running and hot at a idle on level ground. e. Compatible with most popular GM transmissions, including the 4L60E, 4L65E, 4L70E, 4L80E and 4L85E, as well as the TCI 6x Six-Speed Transmission, the EZ-TCU allows for maximum electronic control over shift points, shift firmness and shift speed. Check your fluid level - you should check it when the car is running and in Park. How To Build Hot Rod Motor Mounts. Another dream I recently got to fulfill was taking my 1949 Chevrolet Step Van on the 2013 Hot Rod Power Tour. Trouble Shooting a Faulty Shift Solenoid In Your 4L80E Automatic Transmission . 52:1, the downside with the deeper First is the major rpm drop in the 1-2 and 2-3 gear changes that the 700R4/4L60 force upon you. 4l80e transmission shifting problem, very hard shifting after exteneded periods of driving. Running 10 to 1 Kieth Black pistons, a mild Comp roller cam and oval port Merlin Iron heads. g. Now when at light to mid throttle, the shifting between all the gears is nice and easy almost not even noticeablebut at full throttle, the 1-2 shift delays a bit then kicks like a mule (I mean if you were holding a drink in your hand even with a lid it'd probably spill), 2-3 shift Anyone running the Transgo 4L80E-3 kit? so looks like the 4L80E upgrade is coming sooner than planned. meanwhile the inlet hose running to the cooler was at room temp at the cooler and got hotter toward the tranny. Heat is the number one cause of transmission damage. only costs about $250. R&R, or refill pan and find the leak. Since we’re running the 4L80E which requires a transmission cooler, we had to figure that out. For refill without tools order "6R80-VBR-NT" 4l80e 4th gear and tcc problem (running from 4L60E segment) If this is your first visit, be sure to check out the FAQ by clicking the link above. Most automatic transmissions fail due to a breakdown of the transmission fluid (oil) caused by overheating. why would a transmission overheat and not an engine? engine temp is consist and low tranny fluid turns brown in like two weeks , then i go to change it and it looks like its overfilled even thugh i made double sure it was to the specification on the dip stick On-line searching shows 174lb dry weight for the 4L80E, plus 44lb for the stock converter, plus 16-ish lb (my guess) to fill with fluid, comes to 234lb total. Free Shipping. Some say this is an advantage of the TH400 and 4L80E. 75, and 2. Check with the manufacturer(s) to The 4l80e will fit with out mods to the tunnel!!! I think the guys got confused on the 6l80/90 as with it you have to mod the tunnel with those. light duty trucks for 1991. This page provides information on how the 4L80E automatic transmission from General Motors operates with the MegaShift™ controller, as well as the TunerStudioMS settings needed to configure the controller. I (Dale Follett) can write up how to make it work on a 4L60e too if theirs enough interest into it. I will be posting a write up on this in a day or two. What would make a 4L80E transmission overheat? Now when its cold i checked the fluid and it was at the "hot" mark which means the transmission is over full. youtube. If the idea of spending 2 grand on a 4L80E with no electronic controls and high-stall lockup converter doesn't sit well with you (and I seriously doubt you could build a good one for that cheap) I'd say stick with the TH400. Be very careful if you have a later model 4l80E putting the AN fittings on ***** Very Important***** On the later model 4L80E's, 1997 and up that have the cooler line on the rear of the transmission and one by the bell housing, you cannot use the regular fittings. 0 ls engine transmission to get e-mail alerts and 2004 6. As with all Jake’s Performance transmissions they start with a select core that is disassembled, the case is hot tanked, pressure washed, inspected, painted and prepped for reassembly. Most of our development time is spent on the 4L80E. Self diagnostics allow users of every skill level to fully utilize the EZ-TCU. A transmission can prompt a whining noise if the operating system has malfunctioned, the gears are not operating correctly or the transmission fluid needs to be changed. The guy was really cool and very fair. If you can get past the salesman and talk to the lead tech support guy he's very knowledgeable. wHERE IS YOUR SENSOR AT? i plugged mine into the port on the drivers side of the trans body Your transmission fluid may be TOO full. In our opinion, molded pistons should be replaced on every rebuild. The radiator keeps it at about 210 and can climb to 230 (that is the highest mine as ever gone) How to Diagnose Transmission Noises by Chris Stevenson Although most vehicle transmission noises relate to internal parts and cannot be seen, their behavior and sound frequency always deal with a moving part according to engine rpm or pressure. Ensure that the new transmission is not damaged prior to installation. - Answered by a verified Chevy Mechanic 4L80E - $700-$950. I know there are guys in competition running 4L80Es and they seem to do okay. Chevy Dude 590,857 views I have the stock clutch fan still in the truck so I know its pulling the air it needs to up front. 6. 07. my question is when I first start driving my car it shifts fine but after warming up my car does not wanna shift and my rpm just go higher while I’m driving…. Early units, pre-'71, will have the smooth inner race style drum on the right. If you run it in the highway economy mode, it has a firm shift, nothing too  Derale Transmission Pan Cooler for GM 4L80E 4-1/16D Inch D14207 Commonly used on vintage hot rods and race cars, Derale's pan coolers are . This is where I ran into problems. You can look for a few things to indicate if you have VVT. Check your pressure if you can find out what its supposed to be at your cooling line. 48, 1. 4L80E fluid capacity . Addresses Persistent Coast-down Clunk when hot, Ratio Codes, Long slip-sliding shifts when hot. This a front pump leak. My truck has a 4 speed transmission (4L80E). That wiring diagram is the same one that I have, only mine has highlighter marks all over it. Hey all, Just drove home a 91 C3500 454 4L80E (yeah I know. Headers are designed around a floor shifter linkage, column shift linkage will require Read our latest Chevelle Transmission and How-to Tech and DIY articles, photos and more of Chevelle from Super Chevy thanks to a TCI 4L80E! Running through the streets is always a good On my previous 02 6. Jun 01 2014, 11:10am DEXRON-VI was designed to be backward compatible so it can be used in all Hydramatic transmissions that called for DEXRON-III or earlier DEXRON specifications. The pump was bad. SP 4L80E auto tranny install (updated as install progresses) Compliments of XCELR8 @ www. What to do when your transmission is overheating: Stop driving immediately and let your transmission cool down. Because of the Gear Star’s success in the strength of their stage 111 4L80E, they built adapters so it can be used for most any V-8 domestic powerplant. If you are looking to swap a 4L80E into a muscle car, this article from Hot Rod is a good read. Torque vs. I was wondering if anyone has had this problem with there 4L80e transmissions. ). Your car's automatic transmission system is one of several hydraulic systems in your car. 7/4l80. Thread: The mythical CUCV 4L80E swap. when i got home, tranny still overheated, i stuck my hand on the tranny pan and was hotter then chit, went up and felt the cooler, and it was at room temp. Re: 05 Silverado 4X4 Transmission running very hot, so far. I have a 98 reg cab K3500 with 454/4L80E. They both have identical or nearly identical gears, except for the addition of a fourth “overdrive” gear in the 4L80E that allows for better highway fuel mileage due to lower engine speeds at the same road speed. This Kit fit's ALL 1997-2003 4L60E. It is not a Most owners have no idea what temperature their transmission is running at. There are two basic GM 4-Speed automatics: The light duty 700R4/4L60E found mainly in half ton and car applications, and the heavy duty 4L80E in the heavier applications. 06 first gear which is good for initial take off but this makes the transmission have the widest ratio … 4l80e transmission overheating the transmission overheats after towing about 25 miles, code 1810 comes up on scan, - Chevrolet 2005 Silverado question Re: Whats the average 4L80E trans temp? 07-28-04 02:30 PM - Post# 487539 In response to Jay727 i RUN AT 180 ON VERY HOT DAYS BUT i HAVE NEVER SEEN IT AT OVER 200 EVEN WHEN TOWING. The 4L80E direct drum uses a sprag race that is 0. Re: 4l80e problems: scott: 7-8-07 : Have a 1996 gmc 1 ton 5. A must have for tranny mechanics. These makes and models are all part of the 4L80-E transmission series designed by General Motors for longitudinal engines. The durable bronze or Babbit-style bushings have a long service life to keep your transmission running smoothly for longer. Id like to see it run much cooler asked by: Al H The 4L80E is, naturally, a big, heavy piece of machinery. To make the 4L80E plug-and-play ready a O balance flywheel and starter are incorporated into the adapter design. But for street driving with a motor having huge torque that would fry the tires in tranny's having lower first gears, this might just be the ticket. com/watch?v=cKHQyeq3yQs SEE THIS LINK; THE UPDATED INFO ON THIS FIX. :coffee2: The GM 4L60E/65E/70E-4L80E/85E Diagnostic Code Book is designed to provide the technician with a step by step diagnostic approach to each and every transmission code available from 1991 to the 2007 model year. This write-up is for OPERATION OF THE 4L80E TRANSMISSION. Installation and Operation Manual for 4L60E, 4L65E, 4L70E, 4L80E, and 4L85E transmissions. (e. 48 in the 4L80E will make your launches suck. 11 gear ratio, high performance fuel pump, and a 1970’s style TH350 transmission. As an aid to the That would be the 4L80E Go. GM 4L80E Transmission: A Performance Guide Basics Of The 4L80E Transmission - Hot Rod Magazine Diy Car, Running Gear, Ls Swap, Motor Car, Motor Vehicle, Car TCI Bushing Kits contain all of the bushings normally required during a transmission rebuild. I've got a 1996 Suburban 4L80E that, when hot, seems to slip out of 1st gear at idle. Then you got the cost of the trans and torque converter on top of that. Hot Rod takes a close look at the GM 4L80E Automatic Transmission. I found a good reputable Transmission shop here and took it to them. M. I've started my initial research and saw some discussion on the list of things that need to be done and it is quite long, but some were saying that its better to upgrade to a 6. What you see is many people who read somewhere that the 4L80 is a gazillion lbs and perpetuate the myth all around the internet, but most have never touched a 4L80E, or would even know what one is if they saw it. It never got hot or lost Are the 4L80E's suitable for 500-550 HP out of the box, or do I need to build it up? What are some common mods made for a U4 rig running this trans? New rig will be a 2 seat, front engine solid axle U4 style buggy with a 2008 6. Take it for a ride which will work the oil into the transmission and really warm it up right. On my truck the transmission overheats when driving with no  Jun 2, 2014 First I'd like to say hiNewbie Here. For this Re: 4l80e shift problems: justin: 3-11-08 '95 k2500 suburban 5. 0 4l80e, thenTC began to slip and would not lock up in 3rd. Or a 1955 Chevy 2 door hardtop which weighs about 3,350 lbs. And a little money spent is what helped here. supraforums. If level does not go down when engine is running, the pump is broken. with an lsx motor and a 4l80 trans. After driving the truck I have checked to feel if the cooler is even hot, and low and behold, it is not. I flat out love these 150amp bus bars for installing powerful equipment and running multiple hot leads easily, i usually end up running a short leg of the battery to one post and out to the starter with the other, also usually running the alternator right to one of the posts Just got my F150 project running last thursday the 8th. This is to help against having these problems in the future. Premature Bushing Failure (more common on HP21’s) and Ford 6R60 75 and 80 series with 42-46 mph TCC “Quiver”. Make sure check it with the motor running hot and The Novak Guide to the GM 4L80E Automatic Transmission Introduction. Our transmission controllers are compact, packed with features, and have a built-in display for tuning as well as user-friendly software for more in-depth tuning. At a stop light, the trans imperceptibly "lets go" of 1st and, when I hit the gas to go, it "bumps" into gear and then goes. I could never get a good reading on the dip stick. Hell, I was up for finding “some dude living in a box with a screwdriver” at this point. I just looked up the 4L80E and this is what it says about removing the wiring connector - "Use a 1-15/16" 12 pt socket to in order to release the pass through connector retaining clips from the case". 4l80E runs hot Truck runs good and pulls trailer fine at highway speeds, engine and tranny temp normal. I wanted to avoid running brake cables to rear calipers and I was told that motorhomes had 4L80e transmissions with a brake assembly mounted to the trans tailshaft. 2007 and up 58x engines have the option of Variable Valve timing to alter the camshaft timing while the engine is running. The only way to retrive trouble codes is with a scanner such as Tech 2 , snap-on, otc or equivelent. 10 GPIO board from Bowling and Grippo when using it with the MegaShift™ transmission controller software for the GM 4L80E transmission (other transmissions may be similar but may require some changes to suit their requirements). 050 wider than the TH400 sprag race. I have a 1994 M998A1 with a 6. Despite that fact, it still fits in most GM muscle cars with only slight modifications for clearance, making it a popular choice for racers and many of the hot rods and muscle cars on the street that sport modern nuances. 0L 4X4 - 4L80e Tranny w/70000 Miles Great Condition. I did a fluid and filter change on the 4L80E. He said you can trash the trans within 10 miles with a bad pump. Look for some innovative new products in the near future that should make the 4L80E even stronger. Improves and restores correct drivability with added durability. Transmission slips after engine warms up Car drives fine for a while but it seems the slipping starts when the engine is hot. 7 with a 4l80 e we have spent a week playing guessing games the truck shows code 87 we have replaced the internal harness a and b solenoids pressure control solenoid new computer checked outside harness ignition harness and all of this was after the tranny shop rebuild it this tranny had a whine in it and was removed from the truck These are the draft build instructions for the v2. The direct drum of an AOD is always turning while the engine is running. Not manufacturer errors, or even defective parts. As I said earlier, you wont need the spacer if the 4L80E came from behind an LS style engine. With all GM longitudinal transmissions, it is far and away easiest to identify them by the amount of bolts on the transmission pan. 3 ls on 4l80e with segment swap tcc lock up issue Like title says 5. I'm also curious how it works. 0l 4x4 and I have an extra trans cooler in addition to the factory auxiliary cooler. GM 4L80E technical information The 4L80E transmission is a four speed automatic with torque converter clutch. NV3500 - $700-$850 I wanted to express my gratitude to you and your staff on selling me a beautiful running motor. The 4L80E transmission’s roots trace back to the Turbo-Hydramatic 400 automatic transmission introduced in 1964 Cadillac and Buick models. The noise also only appears when it is warmed (engine running for about 3 - 5 minutes after cold start). That's it. Hi, I'm now planning my parking brake installation for a street rod project with a 4L80e. Posted by Regis on Thursday, October 25th, 2012 General Motors first started using the 4L80E 4 speed automatic transmission in 1991. I'm prepared to do this. All of a sudden the truck starts to slow down and stops moving as you get to the side of the road. A non-VVT engine will have 3 wires. Best, MAP Save 6. If you overfilled transmission fluid, you can tell by checking the transmission fluid dipstick, check it when your car engine is running. ➢ Painless Performance . With the transmission in park, the engine warm and still running recheck the fluid level and fill if necessary. 95 from Summit 4L80E Installation Guide Pre-Install Step 1: Inspection Compare new transmission with the one being replaced and ensure that all connections are identical or compatible. For better up-shifts, I like the design that "releases" frictionals, rater than applying. can clear the code and will shift gears normally but no lockup and after a 5 to 10 mile drive will shift hard but stll no lockup. I have customer cars running T5, T56, 4L60E, and 4L80E VSS' running a Cable-X, and a stock mechanical I know the weight of a 4L80E, and can weigh a 4L60 if needed but I know the 4L80 isn't as heavy as most people claim or think. about two weeks ago the speedometer started acting funny (the gear selector indicator light would turn off and the spedo and tach would go up approx 20 deg, after a few seconds the indicator light would come back on then the spedo and tach would dip way down then come back up to correct), now the shift indicator light No movement in any gear pump failure, or total loss of fluid. Oct 25, 2012 Keep your re-manufactured 4L80E from ETE Reman cool with these tips. The stock cooler lets the trans run at 210 normal towing and has gone as high as 280 pulling my 9,000 lb trailer over the Blue Ridge mountians. it accelerates but it doesn’t want to kick in gear so the rpm can go down… The tranny shifts into all gears and reverse when cold but as soon as it gets hot it won't go into OD. I'm starting to do lot of research into putting a 2003-07 LQ4/LQ9 with a 4L80E into my '96 FZJ80. Stopped at the parts store for more ATF with the truck running in N temp droppde to 190* in just a few minutes 20 mins more of back roads heading back to the shop trans temp hit 240* (temp at the pan with a laser was <10* different than what my scanner was reading) ECT never got above 180* Trans functions completely normal except its getting hot 05 2500HD 6. so that the wire would be hot with the key on and engine running. All TCI Bushing Kits contain quality parts from original equipment manufacturers such as Clevite and Federal-Mogul. I had several vehicle, bot diesel and gas power with the 4L80E trans. Anyway, after running up the phone bill and doing some more research, I gave up on the 4L80E and started working the locals for hot rod tranny builders or drag strip tranny builders. Tips on car buying, how to negotiate, and how to buy a car. 9 fees to NEVER pay a car dealership. not temp related. If your transmission goes into 'limp mode' and stays in second gear without shifting, this indicates you are having problems that should be checked out promptly to avoid damaging your automatic transmission. , about 195°F. The effect is also cumulative. Whe the truck has to pull a long hill, engine temp remains the same but trans temp goes through the roof (auxillary guage). Shift the transmission from drive to reverse a few times. Sure enough when mine was pulled that was the case. Normal operating temperature for an automatic transmission is about the same as the engine temperature, i. 00, 0. I had it looked at and discovered that during a few years, gm installed some defective TCs which would crack and lose fluid. Hot Rods t-5 electric to mechanical speedometer conversion. Sown here are the 426 Hemi adapters. A 4L60E and 94-up 4L80E connector has the same connector but the pinout is slightly different. Park your car on a level ground, if the fluid is about 1/4 of an inch higher than the FULL mark, it doesn’t h The good news is that either way, you win. 5:1 compression, a Comp 292 cam (rough idling hot rod style cam), 4. I've thought about it a bit, and it seems like the LQ4/4L80E is a cheap, yet pretty powerful platform that would work well with my C10. This is for those guys who are running MegaSquirt, carb or something other than a factory computer for their engines. 06 in the 4L60E to a 2. Elsewhere in this story we’ve listed the ratios of both the TH350 and the 700R4/4L60E. Hot transmissions give off an odor. Are you facing 4l80e Transmission problems? I hope that you will get You can run this tool according to the instructions and directions. @lazy's thread about his conversion has been a massive help, and I plan on following his footsteps except for a few things to keep my budget down. Pin Count) Step 2: Flushing the System My 95 6. the guy on the hot rod drag week with that blue tt chevy truck runs a m. They are asked to decipher bits and pieces of information that may or may not be a. EDITORY NOTE: I'm seeing this same basic range at many different sites. Ford battle up in the Canadian north. Any help is appreciated! My son in law bought a rebuilt 4L80E from what he thought was a reputable shop in texas, built to his specs with towing capacity for toy hauler, future engine upgrades, gearing, tire size, etc. I have a 1996 4x4 1 ton chevy with a 454 and a 4l80e some people tell  HiCustomer Thank you for asking your question on JustAnswer. covered in our Power Braid abrasion and heat resistant wire loom. The street fighter was shipped back as freight in a very nice container with the torque converter and ribbed aluminum pan attached. What I finally did was to make up a small tube that was the length of the dip stick, from the seated position of the top of the stick to the full mark. I'm reading things about possible causes; bad brake switch, bad TPS, bad solenoid valve to name a few. TCI has very poor customer service. The other Experts and I are working on your answer. Fill with 5 qts. As I turn the key (on) then to The 4L60E transmission also has a problem with a hard 1-2 shift when hot, and a 1870 code. 5l and then its easier to swap the transmissions. 4L80E identification- the easy way. Retrieving the Codes General Motors vehicles provide diagnostic trouble codes by flashing the malfunction indicator lamp, or MIL. That tranny never blinked at anything i threw at it. If running a diesel or carbureted gasoline engine with an existing . 4L80E Transmission Connector Pigtail Lexus Daytime Running Light This reduces the temp in my car in hot weather significantly with the windows cracked. From the quarter-mile to the hot lap, there was no contest in this classic Chevy vs. Our ceramic-coated headers offer many features that are normally only found on custom race headers. Gear" what are safe pressure limits for a stock 4L80E at the various torque settings? I've got 1->2 and 2->3 scaled from 0 @ 40lb-ft to 84 @ 640lb-ft and those shifts are really nice for my stock truck. The 4L80E transmission is the advanced progeny of the legendary TurboHydramatic TH400 automatic transmission, and is based heavily on the 400 in both parts and strength, yet featuring an added overdrive gear, a lock-up torque converter and advanced electronic controls. Step-by-step diagnostic approach to each and every GM 4L60-E & 4L80-E Series Transmission code between 1997 & 2007. This will be my first major project, pretty much re-doing the '76 C10 my dad gave to me for a graduation for college gift. Make a note of what you were doing, where you are, what’s happening (noises, etc. 4l80e running hot

dc, 2x, r3, yk, fn, 2k, z2, xk, ys, vv, l9, 6d, a3, yh, ma, bx, ql, us, f6, n3, 41, ji, pz, i6, rs, jf, ss, yn, 1x, c4, an,