Is there anything I can do to help it NOT fail? hXmo+l Q4K&-76h D@ I#6x{s$cx{ b3! Overall, it is an easy transmission to work on, but whether you are a novice or an old-timer be sure to avoid these two traps waiting to catch you. I have a 2007 2500hd with a 6L90 87000km with a 2 3 shift flare customer opted to replace the trans. I have a 2016 GMC Sierra 5.3 A6 and I'm having the EXACT same issue. It probably needs a quick tuning calibration from the different airflow you now have. This is on a 100% stock calibration. Aside from having mechanical, hydraulic, and electrical hardware systems to contend with, software/programming issues and various vehicle platforms make diagnostics much more difficult. Zip Valve Drop-in Parts. I just might go mess with him LOL! The issue is that the 2->3 shift is during normal driving just a little delayed. *shopping for an SS as I need a new project, welcome to the 6l80e shift flare , been happening since 09, 16 SS , Jungle green, sunroof, inflator, manual. The 6L80 has had a load of transmission problems, some of which directly inhibit drivability. Again, in normal driving the delay is very brief (but annoying) while the other shifts are ok. Tackling Clutch Failure in the GM 6L80/90. !JBBTWHJU6&;T!0ES000ES00EDtCV#6S0o3E6S0o3E6SP{2n( Q_!aJBB( Q_!a*qHVN_uiVH\ I've found out that our trannys need to warm up a bit before spirited driving. 6L80, 6L90; Dodge-Cummins Diesel; . Automatic Transmission 6L80/6L90: No Movement After Repair This is the tale of two transmission technicians: one at the beginning of his career and another who grew up in the business. Sonnax Zip Kit 6L45-6L90-ZIP targets the root cause of multiple complaints by sealing the critical circuit pressure losses in the GM 6L45/50/80/90 valve body. Scary thread. These 90e's are persnickety about thatOh, not a dealer thing. #BPHl The effectiveness in diagnosing automatic transmission malfunctions is an art form. T! Part throttle 3-4 shifts crisp and firm. It would consistently flare/slip the 2-3 shift when the trans temp was right around 130 after driving 10 miles on the freeway coming to work. Transmission was rebuilt. Problem with flare is it burnishes the clutches. The kit contains uniquely designed parts to prevent the loss of pressures within the main line, clutch apply control, solenoid feed and lockup control . 6L80 6L90 8L90 SURE COOL SYSTEM UPGRADE SUPERIOR STL010 $41.00 Free shipping . July 20, 2020. _azP(G{\h@n1H$:@J1qPby$0`x@.hI#yC\rkz\ h]L` \7nO|1p"d8aw& .E3-?w8| &v$E413|&-tQ Anyone else have this issue?? Just hit 2000 miles on mine and I've noticed a small flare a few times probably between 3-4. Slip or flare on the 2-3 shift. with no dipstick its not the easiest thing to do. Wjpg2O*eKeqi>C| Heya Wacker! stream Related Articles Shift pointers: A 4T65-E that wants to. Theres a split second where theres no forward thrust, 3rd gear comes in too late. need to pull the fill plug and finger it. Take it in. For specific vacuum test information, refer, I am certain that many have experienced a no-movement forward, no-reverse or abnormal pressure condition with a GM 6L series transmission, especially since they are one of the most popular unit families in shops today. Previously i was fighting a TCC slip issue but I got that figured out QUICKLY since I didnt want to burn up the lockup clutch. *+$L _H%}!! Doesn't matter what suspension setting (i.e. Every other gear shifts firm and crisp. Buy Remanufactured GM 6L80 / 6L90 Valve Bodies Factory Direct at Street Smart Transmission. Just a normal takeoff. I+ SHIFT KIT Valve Body Repair Kit Fits 2006-on 6L45, 6L50, 6L80, 6L90 . What they have in common is working on the 6L80/6L90 for the first time. All Rights Reserved. 100% dynamometer tested with TCM (transmission control module) validation using a state-of-the-art CAN (controller area network) software package. A!q*eNv:#vHFVAamHTp Aside from having mechanical, hydraulic, and electrical hardware systems to contend with, software/programming issues and various vehicle platforms make diagnostics much more difficult. Did you ever fix the 2-3 upshift flare issue? A!q*TH\ No real bother to me. 2011 A6 Sedan Black Diamond Edition w/ Recaros and lowered w Eibachs, 2011 Thunder Gray/Black Wagon, AT, Ultraview Roof, Suede Wheel/Shifter, Norcal LED Int lights, 3M Clear Bra, 15% Tint, BWD 20x9/20x10 Z28 Polished Rims, Airaid-Green Filter, GForce Ported Snout/ Blower, ZL1 Cover, Norcal HX Box, Fluidyne HX, Jabsco Pump,metal lines removed, FIC850's, TR6 plugs, S2T Paddles, LED Fogs, CF Side Skirts and Spoiler, ZL1 addons Rock Guards Front and Rear, Dark Knight Light Mod w/Halos, Side Swipe, Pocket Protector Heat Shield, DCT D-Shaped Padded Steering Wheel with Blue Center Strip. This question is for testing whether or not you are a human visitor and to prevent automated spam submissions. Doesn't matter what suspension setting (i.e. Could i have you take a look at this tune and let me know what you think in regards to a shift flare issure on light to meduim throttle 5-6 shift? The last one I had did the same 2-3 flare and 4-3 harsh downshift and I went round and round with tech assist and never got anywhere. Pissed me off that it wasn't happening before on the street. hb``g``a`a`zb@ C'D6 @ m6_7I Even though they each had a different cause, both were the result of simple mistakes or traps that can easily be overlooked. Stock tuning safety I guess. Some customers may comment on a flare or harsh 2-3 shift or a bump/delay in 2-3 shift. endstream endobj 110 0 obj <>>> endobj 111 0 obj <> endobj 112 0 obj <>/ExtGState<>/Font<>/ProcSet[/PDF/Text/ImageC]/XObject<>>>/Rotate 0/TrimBox[30.168 30.1599 614.244 812.832]/Type/Page>> endobj 113 0 obj <>stream I read something about a WOT blast and letting it coast down but I dont know if the local PD will like that too much. Come join the discussion about V-Series performance, modifications, horsepower, troubleshooting, maintenance, and more! endobj Half a second is definitely too long. 6 0 obj #U)$H!a It was my understanding the Airaid was fine to install without throwing codes and tuning? My V is virtually stock, just installed CAI and cut outs about 600 miles ago. Copyright 6L80E Tuning - All Rights Reserved - Warning! Today we explain what causes this problem and how to fix it. . For a better experience, please enable JavaScript in your browser before proceeding. Well at least it was documented that I was having a problem. Compatible with all models except early, 1st design 6L80 plate 24246916. O.OZYZG?~im)NWn_l "@*y~oW~Gd_7iG]NONv7|xvbg:yrWj?5vn)z9,,+:>~On_JW Mi{}~\|?L6?Y?fYJi tG1;=iIu&*_B)U9Pj-Fd "J6_H%M !J Q9dd"7ZW{HFW;Rj3g^mpAjE#BI($D9"! The 2-3 flare up complaints are often caused by a slow pressure rise curve due to wear at the pressure regulator (PR) valve bore. hbbd```b``6A$dA$!0yDe`e`RLLHn$OO .J& nj`!XLzHox*30}aBg`q g if you give it more throttle input (30%) it wont flare on the first 2~3 shift. Again, in normal driving the delay is very brief (but annoying) while the other shifts are ok. I work on other peoples vehicles for a living. Although there are similarities among the wide varieties of transmissions on the road, each transmission has its own peculiarities. 2015 Chevy SS SIM roof, inflator, auto, bolt on stall 11.84 @ 115 NOW heads/cam 11.35 at 121. A forum community dedicated to Cadillac CTS-V owners and enthusiasts. Each layout: With more than 60 layouts to choose from, these convenient, go-to reference guides are valuable resources for any shop. Conditions of no movement or no pressure after repair have plagued this unit since its inception. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. Then after the car would sit for a few hours, it would happen again. Truck is all stock. it works well after relearn and I have all other shifts working great, but 5-6 will always start a light flare in a few days of DD. The reason for the retaining-ring pop-out was that the technician did not notice the special un-machined lug, and when he placed the retaining ring over this area it was prevented from fully seating in the groove. I've found out that our trannys need to warm up a bit before spirited driving. Clutch Failure. My (former) stock 09 V had the dreaded 2-3 shift flare (or TRANS SLIP as the rest of the world calls it) at around 30k miles and nobody could figure it out. New, We can also rebuild your transmission! Click here for complete warranty information. 6L80 & 6L90 Upgrade Options for the 4-5-6 Clutch. Its not just 2-3. Or, have you checked the fluid? In manual mode at a randomly chosen . Very very annoying. From my last blower only pass at the track: Good info guys, thanks!! the 2-3 flare is determined to be ATF temperature sensitive use a Tech 2 to make note of the throttle position . !v0%}!QWHB2dD% 8l?c'H!ieR[!ieF Early-style GM 6L80/90E includes 100% installation of an updated notched valve body spacer plate gasket to provide better oiling to the solenoid, preventing a DTC P0751 code (due to lack of oil to solenoid). IBPHLBReP'; 8t~;$#| kTXL/%0PXDE.L-%}!! The transition from second to third was flawless. Newly built 6L80E and flare issue. . As the subject says, I have a newly built 6L80E in my G8 (3000 stall, 6L90 internals, stock clutches, upgraded pump, etc). Early Bird Special. It helped SOME but not much. % They both contacted me on the same day with the same question: What would cause a no-move forward or reverse after the rebuild? Learn how to fix timing-related shift problems in Ford 6R80 and 6R140 transmissions and related adaptation, clutch clearance and solenoid flow rate problems. 2023 Jasper Engines & Transmissions. November 20, 2020. . Should I attempt a Fast Learn anyway? Bringing this topic back up as I am having shift flares under normal driving conditions on the 1-2, 2-3 and sometimes the 3-4. Diagnosis and correction of a max line pressure condition may become, By now you may have heard of, or even experienced, a GM 8L45 or 8L90 transmission with a no-move or no-pressure condition. The 3-4 flares in wot in touring and sport mode. xMA],3%lAnS8Q,:,Z@cf I0H7o7*. qS?a-mD^^XmR8rzG4mc]w)gZa bpn~Ca 7RE&K{h[) F t ]HzjNg &fAjR+AAYaR2nAl4MWK-unM=uzL*X'nU:[ JLN^e"N6&o}7|twRt[tz|bhThoIObud$dqk{weq~?Q#8HFT5x2R*SjJ{I+h>RWDVoz:ut 0;zSq<7?q*g1|ntVn z+@J7-G\v@tZaz3qgvH&cwi, 6Czyu#}=)}'$c!" /:u\;O`KKwqaze$2hSvy[kJR2l|`f[,w9N q#u\nD&/ Customer Support - (813) 235 . Quite a car. No mods..Call me paranoid now as my 2014 had great/firm shifting in all gears from day one even prior to the Livernois tune..The tune made it even better..Hmm kinda puzzled on the shifting thing now..I just can't imagine dealer tearing into the Hot Rod so early on..!! x[oa:,ls=33{[(P^J AE~gwo8N Gsx%G]J]ogon5{WTepMJ7lW?Ti}vww3nmk aW6LJM;Uv+.lqggww2?8\=:Xz~yti\[,u5_g/L'GM2c{WXgl]YE9Msf3;tcUYxs|hztp4J,?>98-^V7'fkK0FQwS(?utzW]j1ypcm].fq?mW[-V7GcW{HVKl_ n?*|a[`mYWjTXKmj+YG.M~|?U[z?^.z4m>/{JmLqU;/^Ruwwz?ihE[W?nwQ3Qoul|W1G~ji}1{Y)c~>Z4vg? Could i have you take a look at this tune and let me know what you think in regards to a shift flare issure on light to meduim throttle 5-6 shift? Basic 6L80e/6L90e tuning guide. Well go through a few, Sonnax has provided the following guide on critical wear areas and vacuum test locations for the GM 10L series and the Ford 10R series. Subscribe today to see the replies on this topic. Transmission Fluid Over Temperature. }lJq0o.9&II-)ULk-5,G $ :) 6L80 = 2006-2018 4.8L / 5.3L / 6.0L / 6.2L / 6.6L 6L45/6L50/6L80/6L90 BUILD PARTS LIST MASTER KIT (CLUTCHES, STEELS, OVERHAUL KIT, FILTER, BONDED PISTONS) TRANSMISSION FILTER Shift Kit (Updated boost valve, pressure regulator valve, sealing rings, etc.) Technicans working on these models should find the following four pages helpful. 0 *+$L _H%}!! Putting in some Red Eagles here shortly. AZ6k;$#f*:4YLE=TtM%F(|!q_H/$DI_HdMY*f0BPHl JavaScript is disabled. Subscribe today to see the replies on this topic. Modifying the OEM tune is at the owners' risk and may void Warranty - Subscription renewal is $49.99 while active and $99 if allowed to expire. My (former) stock 09 V had the dreaded 2-3 shift flare (or TRANS SLIP as the rest of the world calls it) at around 30k miles and nobody could figure it out. July 01, 2020 What they have in common is working on the 6L80/6L90 for the first time. Every ticket gets a seat at the in-person seminar, lunch, 2023 Seminar Book Set, show T-shirt, and a chance to win raffle prizes! My 3-4 shift flares at WOT. 2004 Vette Coupe, LS2, MN6, Vararam, ARH/CATs, Ti's, 4:10, Trickflow 215, 30# SVO, Vette Doctors Cam, Fast 90/90, DD McLeod, DTE Brace, Hurst shifter, Bilsteins etc. %%EOF Mine has done that since day one. Only annoyance is the automatic transmission, I think it's a 6L90? With five seconds completed, shift back to neutral and leave the transmission lever in neutral for five seconds. Oversized Pressure Regulator & Boost Valve Kit, Displays an exploded view location guide for individual valve trains, Identifies symptoms and recommended solutions for quality rebuilds, Provides active links to view specific part details, Lists any tools/fixtures required for part installation, Excess converter hub-to-bushing clearance. November 20, 2020. Zip KitPart No. Now I have this crazy flare issue. The T43 controller is the hardware type that controls the 6L80 and 6L90 6 speed automatic transmission found in VE's, VF's and Colorado 2.8's which are found in Australia and New Zealand delivered vehicles. This procedure will work. Symptoms 1-2-3-4 Clutch burned 2-3 Harsh 3-4 Bump 4-5 Harsh Bearing failure Bearing noise Bind-up Bump shifts Burnt clutches Code P0741, P0742 Code P0776 Delayed engagement Downshift clunk Erratic line pressure Excess TCC slip Failsafe mode Flare shifts Harsh Reverse Harsh TCC apply Harsh shifts Line pressure . Related Articles Powertrain industry directory and buyers guide 2023 Shift Pointers: No ball, no reverse The, This article applies to Chrysler RFE, RLE and TES transmissions that utilize pressure control solenoids (PCS) for line pressure control. Transmission failed at 270k miles. A!*)8UkXC2 There's a split second where there's no forward thrust, 3rd gear comes in too late. and 41 of 41 as built of the 534 HW. It's weird, I closed the cut outs this morning prior to starting, let it warm up for a few minutes, took off and no 2-3 flare. This is a much different transmission from the earlier generation 4L60/4L80/4L90E four-speed overdrives. 6L80/6L90 "No Movement" After Repair. 143 0 obj <>/Filter/FlateDecode/ID[<1BA98715ECCB4FC6BDB2BEDCDD352D29><8CBC1D3C84BADB4EA15D73197E18925E>]/Index[109 71]/Info 108 0 R/Length 147/Prev 465150/Root 110 0 R/Size 180/Type/XRef/W[1 3 1]>>stream The GM 6L series units are quickly replacing the 4L60E as the most common unit shops find in their stalls today. 6L80 & 6L90 Upgrade Options for the 4-5-6 Clutch. This means you can be up and running again quickly and reliably. I am amazed that a major hard part like the input carrier can be installed upside down and have no effect on assembly or end play. That definitely excites the shift flare and makes it worse, but I don't have to for it to happen. I dont know of any good trans tuners in my area. *+$L _H%}!!*+$L%*CtT! The more throttle applied, the greater the slip. Hmmm. the flair comes from a few things, 1 being the transmission adaptive learning with apply and release pressures, another comes from torque management. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. ho|7IyM~Ulb?IF+ClGEGeIU-Zgr#^6ts:!GRC. Failure to install these seals can result in no reverse, no forward or distressed clutches. I've tried changing line pressures, shift inertia adders, mph, and rpm for the shifts and nothing matters. !JBB08$l%Y5*d0BPHL I will be paying closer attention and if it acts up again, back to the dealer I will go. `@&^lC/pT2Lc`ZDvW LU00|`a y %TtH Q2B( Q2BT!Ua*(Ta*(TajBBBBF*Omo3)Gq[ru[N^|Fc0fgz4E6|||bwZyarhkiukW{~v?\SZkY2l~xk7iMx We're stopping in 7 convenient locations with all the topics from our 2023 Seminar Book Set! The Fora platform includes forum software by XenForo. Tranny temps stay around 153 on the freeway and around 181 on 90 degree plus day in stop and go traffic. 480/430, I appreciate the responses guys being new to these trans im a bit gun shy on what parameteres to change and by how much when you guy say add tranny pressure, lower shift times, discrete shift torque mode etc. how much change are we talking? Suggestions? sport, performance, touring) that I am on, and only happens with that gear change. So this is the second transmission with just over 6000 miles on it. It took only a short test drive for the ring to pop out, creating the no-move condition. I had some flaring while Jeremy was tuning it, and i found that the fluid was low by around 2 qts.. <> Click here for complete warranty information. Slipping 2 nd and 3 rd gears. 2009 Sierra 2500, Bad Shift Flare after 6l90 rebuild. Early-style stator support shaft is modified for 100% installation of updated 1-2-3-4 and 3-5/reverse seal rings to prevent seal leakage, harsh/delayed shifts and burnt clutches. TEHCM (transmission electronic hydraulic control module) is 100% tested usinghydraulics and electronics to verify proper operation of the internal mode switch, transmission fluid pressure switches, temperature sensor, speed sensors and solenoids. Sonnax valve body layouts provide a detailed overview of individual units making it quick and easy to determine whats available for the specific valve body youre working on. I had some flaring while Jeremy was tuning it, and i found that the fluid was low by around 2 qts.. It shifts fine WOT but under lets say 35% throttle there is an intermittent shift flare. Mack told me he rebuilt this transmission, did all his normal procedures, and this transmission would bind up slightly, about two seconds after the first shift into third. My flares now and again as well on the 2-3 and very rarely but has been more recently the 4-5 shift. Born on Feb 6, 2014. When accelerating harder, sometimes it shifts fine, sometimes the delay gets a lot worse, feels like a full half second maybe, and then the 3rd gear comes hard. Definitely an un-easy feeling but shifts are perfect under mid to heavy throttle. Cadillac CTS-V 2010 2015 All All All 6L90 CadillacCadillac SRX 2007 2009 All All All 6L50 . When diagnosing this condition a garage shift into reverse before drive will purge this air and prevent the 2-3 flare from occurring. That being said this is not the first 6L80/90 I've seen doing this. Iworked on my MAF tune until i died 7 deaths (LOL) and my LTFT's and STFT's are -1 to -3 percent. (Ill say this, I like a trans to shift very firm just not to the point of damage). Clutch Select Valve and TCC Regulator Valve Kit Fits 2006-on 6L45, 6L50, 6L80, 6L90 6L8-VL-PR3. %PDF-1.4 While Sonnax makes every effort to ensure the accuracy of technical articles at time of publication, we assume no liability for inaccuracies or for information which may become outdated or obsolete over time. Hydraulics Fundamentals Part IX: Clutch Regulator Valves Controlling Shift Apply & Feel. meaning it could also cause a 2-3 upshift flare or a 2-3 upshift that binds up. It learns how you drive, so change your drive style or accept it.
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