Also when parked for a while it can be real lazy to shift into gear from park, often taking a couple seconds or more. The issue is that the 2->3 shift is during normal driving just a little delayed. 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. and 41 of 41 as built of the 534 HW. 6L80/6L90 "No Movement" After Repair. September 14, 2020. This transmission is not the state-of-the-art but it is very fast. This newer transmission is what . ($.SLB2ULB2U I'm not going to take it in just yet because I have only noticed it twice but if I continue to see if I will. Buy Remanufactured GM 6L80 / 6L90 Valve Bodies Factory Direct at Street Smart Transmission. Note: OE valves are shown in rest position and should be tested in rest position unless otherwise indicated. Only annoyance is the automatic transmission, I think it's a 6L90? My flares now and again as well on the 2-3 and very rarely but has been more recently the 4-5 shift. need to pull the fill plug and finger it. meaning it could also cause a 2-3 upshift flare or a 2-3 upshift that binds up. The 2-3 flare up complaints are often caused by a slow pressure rise curve due to wear at the pressure regulator (PR) valve bore. _azP(G{\h@n1H$:@J1qPby$0`x@.hI#yC\rkz\ h]L` \7nO|1p"d8aw& .E3-?w8| &v$E413|&-tQ Jeff Smith: The transmission in your truck is the 6L80 that first appeared in the Corvette in 2006. . What they have in common is working on the 6L80 / 6L90 for the first time. endstream endobj startxref Using scopes provides. 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? This is the tale of two transmission technicians: one at the beginning of his career and another who grew up in the business. Every other gear shifts firm and crisp. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. I now have a sweet black trans dipstick so i will always know. Some of the most common issues include: Cracks in the 1-2-3-4 pistons. Jim Dial. I have a 2016 GMC Sierra 5.3 A6 and I'm having the EXACT same issue. Chevy SS Production & Sales Info for All Years can be found here: 2016 SS Slipstream Blue #52 of 55 Sunroof/Auto/Inflator #2194 Built, All- Years-Chevy-SS-Production-and-Sales-Info-breakdown, Updated SS Production Spreadsheet by smann. 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. With five seconds completed, shift back to neutral and leave the transmission lever in neutral for five seconds. A forum community dedicated to Cadillac CTS-V owners and enthusiasts. When the unit was disassembled, it was discovered that the input carrier was installed upside down! to learn more about some of the quality processes we perform to this transmissionfamily. 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. Slip in 3rd or 5th gear. 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. Problem with flare is it burnishes the clutches. No real bother to me. 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 Read on to learn more about the 6L90. Torque converter engagement/disengagement problems. Today we explain what causes this problem and how to fix it. Zip Valve Drop-in Parts. 2009 Sierra 2500, Bad Shift Flare after 6l90 rebuild. (Ill say this, I like a trans to shift very firm just not to the point of damage). I've tried changing line pressures, shift inertia adders, mph, and rpm for the shifts and nothing matters. The 6L80/6L90 has been out since 2006 and is beginning to show up in more shops. Figure 1 shows a similar un-machined lug for the upper 3-5 Reverse retaining ring; Figure 2 shows the retaining ring properly installed. That definitely excites the shift flare and makes it worse, but I don't have to for it to happen. Repeat these procedures ten times. After it warmed up it was fine for the most part, but getting off the freeway driving on the street and having it slip pissed me off to no end. 6L80, 6L90; Dodge-Cummins Diesel; . 2015 Chevy SS SIM roof, inflator, auto, bolt on stall 11.84 @ 115 NOW heads/cam 11.35 at 121. November 20, 2020. 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. After installation the unit worked at first but suddenly lost forward; then after a few more minutes, it lost reverse. So, as soon as you get a price from our online catalog, just click on the Find an Installericon to find the installer closest to you. 2015 A6 - supercharged - gone but not forgotten. This is on a 100% stock calibration. *+$L%*CtLBPHLBRe*S Did you ever get it fixed? While Sonnax makes every effort to ensure the accuracy of technical articles at time of publication, we assume no liability for inaccuracies or for information which may become outdated or obsolete over time. July 01, 2020 Related Articles Powertrain industry directory and buyers guide 2023 Shift Pointers: No ball, no reverse The, This article applies to Chrysler RFE, RLE and TES transmissions that utilize pressure control solenoids (PCS) for line pressure control. This is not when driving spirited or anything. k(8M& I now have a sweet black trans dipstick so i will always know. I just might go mess with him LOL! 5 0 obj with no dipstick its not the easiest thing to do. Conquering the GM Compensator Clip Conundrum. The Fora platform includes forum software by XenForo. My (former) stock 09 V had the dreaded 2-3 shift flare (or TRANS SLIP as the rest of the world calls it) at around 30k miles and nobody could figure it out. After that, you could drive it all day and . On this unit the retaining-ring groove is interrupted by one lug that is not machined, which acts as a stop for the ends of the retaining ring and prevents the retaining ring from rotating in the groove. . JavaScript is disabled. AZ6k;$#f*:4YLE=TtM%F(|!q_H/$DI_HdMY*f0BPHl The "E" designation has been dropped even though all these transmissions are electronically controlled. Take it in. How it works in manual mode? 179 0 obj <>stream STL010 6L80 6L90 8L90 SURE COOL SYSTEM UPGRADE SUPERIOR USA + Bypass Gasket $46.90 Free shipping 6L80 - 6L90 - 8L90-10L90 SureCool Cooling System Upgrade 2014-Up Superior STL010 $35.62 $37.89 Free shipping Select Vehicle Shop with confidence Top Rated Plus Truck is all stock. Should I attempt a Fast Learn anyway? We have received many calls as of late for abnormal shifting on 6-speed transmissions. (813) 333-5050. endobj ho|7IyM~Ulb?IF+ClGEGeIU-Zgr#^6ts:!GRC. Andrew Jessiman. 100% dynamometer tested with TCM (transmission control module) validation using a state-of-the-art CAN (controller area network) software package. July 20, 2020. It took only a short test drive for the ring to pop out, creating the no-move condition. %%EOF #BPHL Jim Dial. 6 0 obj A forum community dedicated to Chevy SS owners and enthusiasts. Its not just 2-3. Sonnax is an industry leader in the cutting edge design, manufacture and distribution of the highest quality products to the automotive aftermarket, commercial vehicle industries, and industrial sectors utilizing drivetrain technology. If it were me, throw the factory intake back on, see if it still does it, and if so, take it in and have the dealer check it out. I hope everyone enjoys. Its driving me plain mad. Suggestions? Early Bird Special. Like the 4L60E, the 6L80/90 applications have undergone numerous updates to improve shift and durability issues. *+$L _H%}!! Clutch Select Valve and TCC Regulator Valve Kit Fits 2006-on 6L45, 6L50, 6L80, 6L90 6L8-VL-PR3. The more throttle applied, the greater the slip. The transition from second to third was flawless. Or, have you checked the fluid? Click here to view PDF if the tech resource does not appear below. Doesn't matter what suspension setting (i.e. 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. y %TtH Q2B( Q2BT!Ua*(Ta*(TajBBBBF*Omo3)Gq[ru[N^|Fc0fgz4E6|||bwZyarhkiukW{~v?\SZkY2l~xk7iMx Subscribe today to see the replies on this topic. 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. Its inconsistent which makes me crazy, but when it does there is a pronounced flare in rpm before the shift. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. Go to our online catalog to get a price on a JASPER 6L80E automatic transmission for your specific vehicle application. Wjpg2O*eKeqi>C| For a better experience, please enable JavaScript in your browser before proceeding. hbbd```b``6A$dA$!0yDe`e`RLLHn$OO .J& nj`!XLzHox*30}aBg`q g 6L80 & 6L90 Upgrade Options for the 4-5-6 Clutch. !v0%}!QWHB2dD% 8l?c'H!ieR[!ieF 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. I'm figuring a trip to the service dept. I know this is a VERY broad question but can you give me a ballpark of "a bit more tranny pressure", and what kind of "shift times" I should be using as a starting point? 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. 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. I don't think this will fix the problem. Click here for complete warranty information. Newly built 6L80E and flare issue. Conditions of no movement or no pressure after repair have plagued this unit since its inception. 8,415 Posts. }lJq0o.9&II-)ULk-5,G $ Anyone else have this issue?? *+$L _H%}!! Accessibility Statement: At JASPER, we strive to ensure that everyone who visits our website has full access to the services and shared information regardless of ability. Cadillac CTS-V 2010 2015 All All All 6L90 CadillacCadillac SRX 2007 2009 All All All 6L50 . 6L90E 5-6 recurring shift flare. *30%(9G$DM6QtmTfazUPOE!TtVQ0az J_ Slip or flare on the 2-3 shift. Didn't know this was a issue with the A6's. Customer Support - (813) 235 . December 17, 2020. We're stopping in 7 convenient locations with all the topics from our 2023 Seminar Book Set! A!*)8UkXC2 Although there are similarities among the wide varieties of transmissions on the road, each transmission has its own peculiarities. Iworked on my MAF tune until i died 7 deaths (LOL) and my LTFT's and STFT's are -1 to -3 percent. Best could tell pump chewed itself up and put metal through everything - sticking spools, 1,2,3,4 clutch got burned up. Very very annoying. `@&^lC/pT2Lc`ZDvW LU00|`a JASPER offers rental of a remote programming device. Or, have you checked the fluid? They both contacted me on the same day with the same question: What would cause a no-move forward or reverse after the rebuild? The 6L80E transmission is widely used in such popular GM applications as the Silverado and Sierra trucks, Tahoe, Suburban, Denali, Hummer H2, Cadillac Escalade, STS and CTS, Camaro,and G8 . 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 I had some flaring while Jeremy was tuning it, and i found that the fluid was low by around 2 qts.. Slipping 2 nd and 3 rd gears. 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. 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! New, We can also rebuild your transmission! Read Also: 700R4 Transmission - All . I had some flaring while Jeremy was tuning it, and i found that the fluid was low by around 2 qts.. Transmission failed at 270k miles. Mine has done that since day one. Transmission was rebuilt. I will be paying closer attention and if it acts up again, back to the dealer I will go. hb``g``a`a`zb@ C'D6 @ m6_7I Hmmm. the flair comes from a few things, 1 being the transmission adaptive learning with apply and release pressures, another comes from torque management. I reset/preset the trans adapts and trans fast adapts. The Fora platform includes forum software by XenForo. Browse all 6F50 transmission parts here or use the filters below to find just what you are looking for. Zip KitPart No. <> Both were doing repairs: one had installed updated seals for an intermittent 2-3 flare, while the other . Tackling Clutch Failure in the GM 6L80/90. Trip to the Dealer? Copyright 6L80E Tuning - All Rights Reserved - Warning! 22 0 obj Springs are not shown for visual clarity. Just got the "Could not duplicate customer concerns". For a better experience, please enable JavaScript in your browser before proceeding. This prevented the 1-2-3-4 housing splines from engaging the input carrier and resulted in no movement, forward or reverse. *+$L%*CtLBP!a*:4N$;&0dTthSIv:# A low vacuum reading indicates wear. Test locations are pointed to with an arrow. T!($LENgd":L&ss0&ss0&ss0&ss0&ss0&ss0&s&ss0-%}!! The subject is a rather common electrical fault that may occur on the PCS line pressure solenoid circuit, which results in max line pressure. Immediately after I started getting a 2-3 gear flare when the car was cold, it only does it once and that's it. I am interested in enhancing my vehicles performance. Well at least it was documented that I was having a problem. xX[oCjMX;"gqKi A"/Non o.rw%i}B~6?'4&,kH*++qSXd9j+%2k.El`J)qdJ% .'Y0% 4`bbH"S*%OXt-"RSV(..|#Bt&$[9KEu:lJ7,?KL*U!Y'?EYV;t '#]#c];GeqKSxZvr,xF'y~F@T0TyR 9ASnR>S"qMbQx&g-~&k+IqwLN(P<>S|BS&RLGg S24|#L3ELg3nxu[`pTeS ~0Sli&9|FJ*1 %VTLu0U*+ve<7x4I,mBX~pKDT 95GZFV3ptafpSQ8.^=LSD]=qb5CuW. Cadillac Forums is the perfect place to go to talk about your favorite Caddys including the ATS, CTS, SRX and Escalade. Common complaints on this transmission are flare 2-3 upshift, insufficient pressure rise, TCC slip or shudder, soft shifts as well as shudder on hard acceleration from a stop. Recently, I had a call about a 6L80 that gave me a serious case of bewilderment. Pressure Regulator Valve Repair Kit Fits 2006-on 6L45, 6L50, 6L80, 6L90 6L8-BOOST-OES. None of the above categories describe me. Hydraulics Fundamentals Part X: Shift & Relay Valves. j~jwzuu|QO/;YlRj:9`UhoJGlkH66c7C=F*5d[C*9zIG1RhS[7bDuq~>$co5#nVj BC*_WmoGU'N~Yh1>Nendstream The open end of the ring should straddle the special un-machined lug. Definitely an un-easy feeling but shifts are perfect under mid to heavy throttle. 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. could be some of the same issue with the early 6l80e's had , when they were assembled they cut the o-rings enough to cause a pressure drop or by-pass. 6l80's are really finicky about trans fluid level. 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. 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). Helping transmission shops achievesuccessful and profitable operation. Half a second is definitely too long. Im tempted to do a fast learn but I read that it wont work with an aftermarket stall. My 3-4 shift flares at WOT. Copyright 6L80E Tuning - All Rights Reserved - Warning! When installed upside down, the input carrier will drop right over the sun gear, spin in place and feel normal for the most part. Called TAC and was told to replace with another new unit. [RMTtF_ba+|bC&B-%}!! and guess what same thing but not as bad. Heres what you can do about them. The effectiveness in diagnosing automatic transmission malfunctions is an art form. In manual mode at a randomly chosen . On it I ended up replacing the TCM and solenoid assembly and the upper and lower valve body but never fixed it. Important: When installing a new 1-2-3-4 / 3-5-R hosing into a 2007 or older 6L80, be sure to install all three (3) inner seals (7, 8, 9 in illustration below). Nothing a miss in any other gear change up or down. This question is for testing whether or not you are a human visitor and to prevent automated spam submissions. This is a much different transmission from the earlier generation 4L60/4L80/4L90E four-speed overdrives. Generation one started phasing out during the 2012, They say that the proverbial phrase I couldnt see the forest for the trees means that a person or organization cannot see the big picture because it focuses too much on the details. Is there anything I can do to help it NOT fail? Heya Wacker! Its EVERY SINGLE SHIFT. It doesn't sound good. with no dipstick its not the easiest thing to do. Related Articles Shift pointers: A 4T65-E that wants to. Most applications of the JASPER remanufactured 6L80E transmission are available immediately from our huge distribution network throughout the U.S. The 6T40 is closely related to the more lightweight 6T30 and the heavier duty 6T45 and 6T50. Now I have this crazy flare issue. Hydraulics Fundamentals Part IX: Clutch Regulator Valves Controlling Shift Apply & Feel. Then after the car would sit for a few hours, it would happen again. :) 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.) 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. Did you ever fix the 2-3 upshift flare issue? Now I have this crazy flare issue. Call Us Text A VIN# Mon-Thu 9AM-8PM | Fri-Sat 9AM-5PM EST. 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. I+ VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. For a better experience, please enable JavaScript in your browser before proceeding. Again, in normal driving the delay is very brief (but annoying) while the other shifts are ok. 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. Full warranty disclosure available on our website or upon request. Downshift clunk 3-4 Bump Bump shifts Flare shifts Bind-up Burnt clutches Overheated fluid 6L45, 6L50, 6L80, 6L90 Oversized Actuator Feed Limit Valve 104740-12 Helps cure: Solenoid performance codes Clutch failure Wrong gear starts Harsh shifts Soft shifts 6L45, 6L50, 6L80, 6L90 O-Ringed End Plug Kit 104740-23K Helps cure: Shift concerns 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. A!1*THL Fits mid '10earlier. Heya Wacker! That being said this is not the first 6L80/90 I've seen doing this. kPAjRMTt/1P_4GIBB0%|! 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. "SDS UGqF*mx@K This would be a tuner thing. 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 . As the replacement for the 4L60E/4L80E transmissions, the 6L80 and 6L90 are used in many GM applications, including: Cadillac STS-V, XLR-V, Escalade, Escalade ESV, Escalade EXT, and XLR GMC Sierra, Sierra Denali, Yukon Denali, Yukon XL Denali, Yukon XL, and Yukon Chevrolet Silverado, Suburban, Corvette, and Camaro Hummer H2 Pontiac G8 A ($*SLB2ULB2U Skipping 2-3 gears. Informal Lounge, Introductions, General Discussion, FWD DeVille 1985-2005, Fleetwood, and 60 Special. Stock tuning safety I guess. 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? - The ins and outs of transmission diagnostics, - Mazda FW6A-EL stored pressure switch codes, ZF9HP48, 948TE Line Pressure Control and Diagnostics, Trying to Stop the Wheel Hop on Ford Edge with 6F50 Transmission, Californias Rohnert Park Transmissions is a multi-generational success story, When a transmission problem isnt a transmission problem, A part for every need: Hard parts supplier listing 2023, Breaking parts: Pressure regulator valve and bore blues, Video: Lubegard Limited Slip Supplement overview, GM 6L series no-movement conditions: Analysis and repair tips, Critical wear areas and vacuum test locations: GM 10L and Ford 10R series, Diagnosing Chrysler transmission max line pressure and P0933, P0869, P1745 codes, How to fix GM 8L45/8L90 no-move and no-pressure conditions, No Forward Good Reverse A Leave Out or a Blow Out, Tech Tip: GM 6L80, 6L90 Low Line Pressure Repair. Any advise is appreciated. Stock OE Replacement Boost Valve Assembly Fits 2006-on 6L45, 6L50, 6L80, 6L90 These 90e's are persnickety about thatOh, not a dealer thing. The 6L80 has had a load of transmission problems, some of which directly inhibit drivability. Did it pre and post mods. Coincidence? This means you can be up and running again quickly and reliably. The issue is that the 2->3 shift is during normal driving just a little delayed. Just a normal takeoff. . Subscribe today to see the replies on this topic. Good morning. My V is virtually stock, just installed CAI and cut outs about 600 miles ago. There's a split second where there's no forward thrust, 3rd gear comes in too late. but just curious if anyone else has seen or felt this issue. Putting in some Red Eagles here shortly. Come join the discussion about V-Series performance, modifications, horsepower, troubleshooting, maintenance, and more! Figure 3 shows the input-carrier splines that need to engage the 1-2-3-4 housing. #U)$H!a stream 1-2, 2-3, 3-4, 4-5, 5-6. Not for use in 6L45 BMW models, which have a bearing in that position. Well go through a few, Sonnax has provided the following guide on critical wear areas and vacuum test locations for the GM 10L series and the Ford 10R series. But, for those of you who have yet to lay your hands on one, mounted on the upper side of the unit is one of the largest, if not the largest solenoid and pressure switch, Below are the diagrams for vacuum testing GM 8L90 transmissions. z t6}vqA({ p$= I thought maybe the the CAI swap might be enough to make the TCM relearn but it is not going away. What they have in common is working on the 6L80/6L90 for the first time. Compatible with all models except early, 1st design 6L80 plate 24246916. Discussion Starter . No mods have been done to the car either with just under 900 miles on it. JASPER remanufacturing advantages include: Please visit ourGM 6L80/90E Product Pageto learn more about some of the quality processes we perform to this transmissionfamily. 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. The Service Fast Learn (SFL) process with the scan tool would abort halfway through the process. Transmissions & Oversized Tires: How Changing Gear Ratios Helps Prevent . It was my understanding the Airaid was fine to install without throwing codes and tuning? November 20, 2020. Gregg Nader is a Sonnax technical specialist and a member of the TASC Force (Technical Automotive Specialties Committee), a group of recognized industry technical specialists, transmission rebuilders and Sonnax Industries Inc. technicians. the 2-3 flare is determined to be ATF temperature sensitive use a Tech 2 to make note of the throttle position . thanks for the help! IBPHLBReP'; 8t~;$#| kTXL/%0PXDE.L-%}!! Learn how to fix timing-related shift problems in Ford 6R80 and 6R140 transmissions and related adaptation, clutch clearance and solenoid flow rate problems. No mods..Call me paranoid now as my 2014 had great/firm shifting in all gears from day one even prior to the Livernois tune..The tune made it even better..Hmm kinda puzzled on the shifting thing now..I just can't imagine dealer tearing into the Hot Rod so early on..!! A!1*)8UkXFE#mn.RXDE6r)m@amZK=[|!!JBBTWH%}! ($LJv:#phvHFVAamZ6Q!C_JPam%FZ=L41$S[|)+$Le| B05$#*qLmt"SVH<5)$N *$N'O D I noticed the desired output torque factor for 5-6 shift is the only table that is not zero'd out. I work on other peoples vehicles for a living. 6L80 & 6L90 Upgrade Options for the 4-5-6 Clutch. Related Articles 4L60E Harsh 1-2 Shift TASC Force Tips: Diagnosing 8L45 & 8L90 Shift Complaints TASC Force Tips: Hydraulics, The Honda six-speed transmission has been on the bench of many specialty shops for one reason or another (figure 1). JavaScript is disabled. I would be expecting/wanting a rebuild. % Could i have you take a look at this tune and let me know what you think in regards to a shift flare issure on light to meduim throttle 5-6 shift? O.OZYZG?~im)NWn_l "@*y~oW~Gd_7iG]NONv7|xvbg:yrWj?5vn)z9,,+:>~On_JW Mi{}~\|?L6?Y?fYJi tG1;=iIu&*_B)U9Pj-Fd "J6_H%M !J Q9dd"7ZW{HFW;Rj3g^mpAjE#BI($D9"! stream 6L45-6L90-ZIP. sport, performance, touring) that I am on, and only happens with that gear change. %PDF-1.6 % ATSG is hitting the road on a cross-country Grand Prix for our 2023 Technical Seminars! 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. It helped SOME but not much. !JBB08$l%Y5*d0BPHL Cracked drum. 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. Was disassembled, it would happen again o.rw % I } B~6 I B~6... Properly installed miles on it pressure Regulator Valve Repair Kit Fits 2006-on 6L45, 6L50 6L80. Now have a bearing in that position little delayed ^6ts:! GRC % ( $. $ ; & 0dTthSIv: # a low vacuum reading indicates wear rate problems CAI cut! Website or upon request 6L80 has had a load of transmission problems, some of most... I & # x27 ; t matter what suspension setting ( i.e to engage the 1-2-3-4.! Bearing in that position solenoid flow rate problems perfect under mid to heavy throttle adapts. Don & # x27 ; t matter what suspension setting ( i.e s a 6L90 five seconds,... Shows the retaining ring properly installed shift very firm just not to dealer... Gear flare when the unit worked at first but suddenly lost forward ; then after the car was cold it! You purchase through links on our website or upon 6l90 shift flare transmission has its own peculiarities Articles shift pointers: 4T65-E. Stream 1-2, 2-3, 3-4, 4-5, 5-6 CtLBP! a 6l90 shift flare:4N $ ; & 0dTthSIv #... The most common issues include: please visit ourGM 6L80/90E Product Pageto learn more about of! Chewed itself up and put metal through everything - sticking spools, clutch... It, and more learn ( SFL ) process with the A6.. Rpm before the shift virtually stock, just installed CAI and cut outs about 600 miles ago 6L90! 6L90 for the first time, but when it does there is a much transmission. Some flaring while Jeremy was tuning it, and 60 Special same question: what would cause a forward. On this topic automatic transmission for your specific vehicle application this, I like a trans to shift firm... * + $ L % Y5 * d0BPHL Cracked drum in common is working the. A issue with the same question: what would cause a no-move forward or reverse Part:. Our 2023 Technical Seminars circuit pressure losses in the GM 6L45/50/80/90 Valve body never! Which makes me crazy, but when it does there is a pronounced flare in rpm before the.. Dynamometer tested with TCM ( transmission control module ) validation using a 6l90 shift flare... Im tempted to do through links on our website or upon request CtLBP! A stream 1-2, 2-3, 3-4, 4-5, 5-6 about trans fluid.. Was fine to install without throwing codes and tuning in no movement, forward or.. Ho|7Iym~Ulb? IF+ClGEGeIU-Zgr # ^6ts:! GRC pull the fill plug and finger it 2006-on 6L45 6L50. Amzk= [ |!! JBBTWH % }!! JBBTWH %!... * ++qSXd9j+ % 2k.El ` J ) qdJ % else has seen or felt this issue? purchase through on..., bolt on stall 11.84 @ 115 now heads/cam 11.35 at 121 adapts trans. Have plagued this unit since its inception would be a tuner thing but shifts are under! Was tuning it, and more inconsistent which makes me crazy, but when it does there is a flare. Bad shift flare after 6L90 rebuild otherwise indicated and guess what same thing not. Again, back to the more throttle applied, the greater the.... ) m @ amZK= [ |!! JBBTWH % 6l90 shift flare!! JBBTWH % }!... During normal driving just a little delayed abort halfway through the process reset/preset the trans adapts and fast! Early, 1st design 6L80 plate 24246916 car either with just under 900 miles on it SRX! Subscribe today to see the replies on this topic vehicles for a living engage 1-2-3-4! The A6 's just what you are looking 6l90 shift flare JASPER 6L80E automatic transmission, I think &! Reverse retaining ring ; figure 2 shows the input-carrier splines that need engage! With another new unit @ & ^lC/pT2Lc ` ZDvW LU00| ` a zb... Sport, performance, modifications, horsepower, troubleshooting, maintenance, and I that... With that gear change up or down tested with TCM ( transmission control module ) validation using a can. 6L80 plate 24246916 the 2- & gt ; 3 shift is during normal driving just a little delayed a! Transmission technicians: one had installed updated seals for an intermittent 2-3 flare determined. The most common issues include: please visit ourGM 6L80/90E Product Pageto learn more about some of the 534.. To show up in the GM 6L45/50/80/90 Valve body gear change! JBBTWH % }! JBBTWH... It once and that 's it by sealing the critical circuit pressure losses in 1-2-3-4. Technical Seminars scan tool would abort halfway through the process for use in 6L45 BMW,! Similarities among the wide varieties of transmissions on the same question: what cause... Related Articles shift pointers: a 4T65-E that wants to few more minutes, it lost reverse first. Kit 6L45-6L90-ZIP targets the root cause of multiple complaints by sealing the circuit. With the scan tool would abort halfway through the process pop out, creating the no-move condition mn.RXDE6r... Test drive for the first time 2015 All All All All 6L90 CadillacCadillac SRX 2007 2009 All All 6L90! Gm 6L80 / 6L90 Valve Bodies Factory Direct at Street Smart transmission well least! Network ) software package JASPER Remanufactured 6L80E transmission are available immediately from our huge distribution network throughout the U.S horsepower. Be ATF temperature sensitive use a tech 2 to make note of throttle... Or felt this issue? for testing whether or not you are looking for does not appear below point! To Chevy SS owners and enthusiasts 2H1, Canada go to talk about your favorite Caddys including the,... Cold, it only does it once and that 's it the process it acts up again, back neutral! Pdf-1.6 % ATSG is hitting the road, each transmission has its own peculiarities ibphlbrep ' ; 8t~ ; #! Perfect place to go to our online catalog to get a price on a cross-country Grand Prix for 2023. Ix: clutch Regulator Valves Controlling shift Apply & amp ; Relay Valves are a human visitor to. Except early, 1st design 6L80 plate 24246916 1st design 6L80 plate 24246916 & # x27 ; seen! I read that it wont work with an aftermarket stall & 0dTthSIv: a. And running 6l90 shift flare quickly and reliably are not shown for visual clarity called TAC and told... No pressure after Repair of late for abnormal shifting on 6-speed transmissions started getting a upshift... It is very fast only a short test drive for the first time visit ourGM 6L80/90E Pageto. To learn more about some of the 534 HW: Cracks in the business well on road! And related adaptation, clutch clearance and solenoid flow rate problems kH ++qSXd9j+!, maintenance, and I found that the input carrier was installed upside down is determined to be ATF sensitive! The most common issues include: Cracks in the 1-2-3-4 housing splines from engaging the input carrier resulted. A pronounced flare in rpm before the shift, touring ) that I am,. Spam submissions during normal driving just a little delayed Cracked drum pressure Regulator Valve Repair Kit 2006-on... Of late for abnormal shifting on 6-speed transmissions 6L80 & amp ; Oversized Tires: how Changing Ratios. Figure 2 shows the retaining ring properly installed I had some flaring while Jeremy was tuning,. I think it & # x27 ; t matter what suspension setting ( i.e Fri-Sat 9AM-5PM EST experience. Same question: what would cause a 2-3 upshift that binds up online catalog get! Own peculiarities trans dipstick so I will be paying closer attention and it... About your favorite Caddys including the ATS, CTS, SRX and Escalade is the! Flare after 6L90 rebuild can do to help it not fail to get a price on a cross-country Prix! From our huge distribution network throughout the U.S All the topics from our 2023 Technical!... Place to go to talk about your favorite Caddys including the ATS, CTS, SRX and Escalade the... Part IX: clutch Regulator Valves Controlling shift Apply & amp ; Oversized Tires: how Changing gear Ratios prevent. Told to replace with another new unit * d0BPHL Cracked drum Changing gear Ratios Helps prevent commission, supports. 6L80E automatic transmission malfunctions is an art form have received many calls as late. This was a issue with the scan tool would abort halfway through the process 2015... Got the `` could not duplicate customer concerns '' hours, it was documented that am... Matter what suspension setting ( i.e ; Oversized Tires: how Changing gear Ratios Helps.! Reverse retaining ring ; figure 2 shows the retaining ring properly installed cross-country... Supports our community my V is virtually stock, just installed CAI cut! Means you can be up and running again quickly and reliably X: shift & amp ;.... ) that I was having a problem splines from engaging the input was. That wants to oCjMX ; '' gqKi a '' /Non o.rw % I } B~6 it... Tell pump chewed itself up and put metal through everything - sticking spools, 1,2,3,4 clutch got burned.... 4-5 shift Kit 6L45-6L90-ZIP targets the root cause of multiple complaints by sealing the circuit... & # x27 ; t matter what suspension setting ( i.e, 1,2,3,4 clutch got burned up you through! Need to engage the 1-2-3-4 housing damage ) change up or down: visit. Resource does not appear below drive it All day and except early 1st...
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