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. hXmo+l Q4K&-76h D@ I#6x{s$cx{ b3! I hope everyone enjoys. Clutch Select Valve and TCC Regulator Valve Kit Fits 2006-on 6L45, 6L50, 6L80, 6L90 6L8-VL-PR3. !JBB08$l%Y5*d0BPHL These 90e's are persnickety about thatOh, not a dealer thing. 2009 Sierra 2500, Bad Shift Flare after 6l90 rebuild. Very annoying! :) 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.) The Fora platform includes forum software by XenForo. 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. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. JASPER remanufactured GM 6L80E transmissions are built to meet or exceed OEM measured standards and have a 3 year/100,000 mile nationwide, transferable parts and labor warranty. Click here to view PDF if the tech resource does not appear below. I dont know of any good trans tuners in my area. The effectiveness in diagnosing automatic transmission malfunctions is an art form. 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"! If you experience any issues accessing the information on our site, please call us at 800-827-7455, and dial 0, Monday through Friday, 7:00 am to 5:00 pm EST, for assistance. Quite a car. It learns how you drive, so change your drive style or accept it. Best could tell pump chewed itself up and put metal through everything - sticking spools, 1,2,3,4 clutch got burned up. 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. The open end of the ring should straddle the special un-machined lug. Discussion Starter . `@&^lC/pT2Lc`ZDvW LU00|`a 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. hWGoF,\U>bahcXF|4mC/7O=xd>[>~y99'W/s4p([ 5. 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). Well at least it was documented that I was having a problem. All Rights Reserved. JavaScript is disabled. When mine started it mulched the clutch pack. November 20, 2020. Didn't know this was a issue with the A6's. I just might go mess with him LOL! 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? 8,415 Posts. Stock tuning safety I guess. }lJq0o.9&II-)ULk-5,G $ I work on other peoples vehicles for a living. 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. 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? November 20, 2020. Both were doing repairs; one had installed updated seals for an intermittent 2-3 flare, and the other installed an upgraded clutch pack. 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. Very very annoying. 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. The real sad part is my transmission took a dump on the 4th day of ownership and with only 450 miles on it. 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. 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. 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. Or, have you checked the fluid? 0 143 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 6L80 & 6L90 Upgrade Options for the 4-5-6 Clutch. 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. thanks for the help! Clutch Failure. When diagnosing this condition a garage shift into reverse before drive will purge this air and prevent the 2-3 flare from occurring. After installation the unit worked at first but suddenly lost forward; then after a few more minutes, it lost reverse. Transmission Fluid Over Temperature. 2023 Jasper Engines & Transmissions. #BPHL 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). _azP(G{\h@n1H$:@J1qPby$0`x@.hI#yC\rkz\ h]L` \7nO|1p"d8aw& .E3-?w8| &v$E413|&-tQ Is there anything I can do to help it NOT fail? I have a 2007 2500hd with a 6L90 87000km with a 2 3 shift flare customer opted to replace the trans. Repeat these procedures ten times. Helping transmission shops achievesuccessful and profitable operation. 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! *+$L _H%}!!*+$L%*CtT! Subscribe today to see the replies on this topic. From my last blower only pass at the track: Good info guys, thanks!! With five seconds completed, shift back to neutral and leave the transmission lever in neutral for five seconds. 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. M&oF*m6kG6*m&{2l( Q_!aJBB( Q_!a*qHVDttT! Just a normal takeoff. 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. Sep 21, 2014. July 20, 2020. Even though they each had a different cause, both were the result of simple mistakes or traps that can easily be overlooked. Good morning. 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. For a better experience, please enable JavaScript in your browser before proceeding. Hydraulics Fundamentals Part IX: Clutch Regulator Valves Controlling Shift Apply & Feel. *30%(9G$DM6QtmTfazUPOE!TtVQ0az J_ Although there are similarities among the wide varieties of transmissions on the road, each transmission has its own peculiarities. This is on a 100% stock calibration. Its driving me plain mad. I wasn't sure if that table was adding shift time or if it was an adder or modifer. Mack told me he rebuilt this transmission, did all his normal procedures, and this transmission would bind up slightly, about two seconds after the first shift into third. SHIFT KIT Valve Body Repair Kit Fits 2006-on 6L45, 6L50, 6L80, 6L90 . Its not just 2-3. . TEHCM (transmission electronic hydraulic control module) is 100% tested usinghydraulics and electronics to verify proper operation of the internal mode switch, transmission fluid pressure switches, temperature sensor, speed sensors and solenoids. Note: OE valves are shown in rest position and should be tested in rest position unless otherwise indicated. #BPHl This transmission is not the state-of-the-art but it is very fast. What they have in common is working on the 6L80 / 6L90 for the first time. Half a second is definitely too long. Just hit 2000 miles on mine and I've noticed a small flare a few times probably between 3-4. A!1*dJv:#p&&*:lkXDEf I've found out that our trannys need to warm up a bit before spirited driving. If it were me, throw the factory intake back on, see if it still does it, and if so, take it in and have the dealer check it out. It probably needs a quick tuning calibration from the different airflow you now have. T! Pissed me off that it wasn't happening before on the street. Putting in some Red Eagles here shortly. hbbd```b``6A$dA$!0yDe`e`RLLHn$OO .J& nj`!XLzHox*30}aBg`q g In manual mode at a randomly chosen . Come join the discussion about performance, modifications, troubleshooting, superchargers, turbos, maintenance, and more! A!1*THL This question is for testing whether or not you are a human visitor and to prevent automated spam submissions. Did you ever get it fixed? The subject is a rather common electrical fault that may occur on the PCS line pressure solenoid circuit, which results in max line pressure. Every other gear shifts firm and crisp. Well now, that's instersting..I've got 2016 with approx 1575 miles and have noticed the "lazy shift" and/or slight slipping going from 3-4 gear then sliding into 5-6 gears under normal acceleration into traffic from day one but not the firmess like my 2014! endstream endobj startxref I'm sending it in for some service so I will have the level checked and at least have it documented. with no dipstick its not the easiest thing to do. WOT 3-4 shift will hang the first time after the car starts. 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. The 3-4 flares in wot in touring and sport mode. %%EOF 100% dynamometer tested with TCM (transmission control module) validation using a state-of-the-art CAN (controller area network) software package. 6L80, 6L90; Dodge-Cummins Diesel; . (Ill say this, I like a trans to shift very firm just not to the point of damage). Torque converter engagement/disengagement problems. Although there are similarities among the wide varieties of transmissions on the road, each transmission has its own peculiarities. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. Valve Kit (Updated steel clutch select valves and TCC Regulator valve . Transmission failed at 270k miles. Informal Lounge, Introductions, General Discussion, FWD DeVille 1985-2005, Fleetwood, and 60 Special. Buy Remanufactured GM 6L80 / 6L90 Valve Bodies Factory Direct at Street Smart Transmission. k(8M& Modifying the OEM tune is at the owners' risk and may void Warranty - Subscription renewal is $49.99 while active and $99 if allowed to expire. A!q*eNv:#vHFVAamHTp December 17, 2020. It doesn't sound good. JASPER offers rental of a remote programming device. Then after the car would sit for a few hours, it would happen again. Go to our online catalog to get a price on a JASPER 6L80E automatic transmission for your specific vehicle application. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. New, We can also rebuild your transmission! They both contacted me on the same day with the same question: What would cause a no-move forward or reverse after the rebuild? I noticed the desired output torque factor for 5-6 shift is the only table that is not zero'd out. It took only a short test drive for the ring to pop out, creating the no-move condition. 2004 Vette Coupe, LS2, MN6, Vararam, ARH/CATs, Ti's, 4:10, Trickflow 215, 30# SVO, Vette Doctors Cam, Fast 90/90, DD McLeod, DTE Brace, Hurst shifter, Bilsteins etc. 109 0 obj <> endobj 02-10-2015 #2 mowton Senior Tuner Join Date Mar 2007 Location Florida Posts 3,773 Recently, I had a call about a 6L80 that gave me a serious case of bewilderment. The Fora platform includes forum software by XenForo. When the unit was disassembled, it was discovered that the input carrier was installed upside down! My (former) stock 09 V had the dreaded 2-3 shift flare (or TRANS SLIP as the rest of the world calls it) at around 30k miles and nobody could figure it out. Most of the common 6L90 transmission problems are: Slip in reverse or no reverse. Also when parked for a while it can be real lazy to shift into gear from park, often taking a couple seconds or more. Good thing you don't have any mods or they would likely blame the issue on anything non stock. For a better experience, please enable JavaScript in your browser before proceeding. #|/$u/$De|) Q/$De|!YepX%;dVHL into a 2007 or older 6L80 may result in a 2-3 shift flare or 3-5-R clutch distress. Narrow Your Choices Zip Valve Drop-in Parts 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. ($LJv:#phvHFVAamZ6Q!C_JPam%FZ=L41$S[|)+$Le| B05$#*qLmt"SVH<5)$N *$N'O D need to pull the fill plug and finger it. There's a split second where there's no forward thrust, 3rd gear comes in too late. Today we explain what causes this problem and how to fix it. Iveraised the shift pressue, reduced the shift times, ran 0% TM ARGH! 6L45-6L90-ZIP. Has been happening for the last week or so but under normal even mild driving when the car shift from 4th to 5th it takes around 2-3 seconds and jumps around 500-1000 rpm before it finally makes it to 5th. Figure 3 shows the input-carrier splines that need to engage the 1-2-3-4 housing. What they have in common is working on the 6L80/6L90 for the first time. I+ I'll just leave this here. hb``g``a`a`zb@ C'D6 @ m6_7I The effectiveness in diagnosing automatic transmission malfunctions is an art form. }~O[:W,Mvtz\dL/^cq~4^}Xk5 fsd/:$Kk> *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. Click here for complete warranty information. 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 . This means you can be up and running again quickly and reliably. Suggestions? Slipping 2 nd and 3 rd gears. The "E" designation has been dropped even though all these transmissions are electronically controlled. Should I attempt a Fast Learn anyway? Scary thread. It helped SOME but not much. Heres what you can do about them. Read on to learn more about the 6L90. "SDS UGqF*mx@K 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. Some of the most common issues include: Cracks in the 1-2-3-4 pistons. Compatible with all models except early, 1st design 6L80 plate 24246916. Im tempted to do a fast learn but I read that it wont work with an aftermarket stall. My V is virtually stock, just installed CAI and cut outs about 600 miles ago. Coincidence? That being said this is not the first 6L80/90 I've seen doing this. 6L80 & 6L90 Upgrade Options for the 4-5-6 Clutch. JASPER remanufacturing advantages include: Please visit ourGM 6L80/90E Product Pageto learn more about some of the quality processes we perform to this transmissionfamily. 1-2, 2-3, 3-4, 4-5, 5-6. Related Articles Shift pointers: A 4T65-E that wants to. Read Also: 700R4 Transmission - All . . 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. Stock OE Replacement Boost Valve Assembly Fits 2006-on 6L45, 6L50, 6L80, 6L90 Wjpg2O*eKeqi>C| I've tried changing line pressures, shift inertia adders, mph, and rpm for the shifts and nothing matters. How it works in manual mode? !JBBTWHJU6&;T!0ES000ES00EDtCV#6S0o3E6S0o3E6SP{2n( Q_!aJBB( Q_!a*qHVN_uiVH\ What they have in common is working on the 6L80/6L90 for the first time. I thought maybe the the CAI swap might be enough to make the TCM relearn but it is not going away. A forum community dedicated to Chevy SS owners and enthusiasts. The 6L80 has had a load of transmission problems, some of which directly inhibit drivability. Hmmm. the flair comes from a few things, 1 being the transmission adaptive learning with apply and release pressures, another comes from torque management. Technology has came a long way in 10 years and its amazing the updates you go through to make this units better. 6L80 6L90 8L90 SURE COOL SYSTEM UPGRADE SUPERIOR STL010 $41.00 Free shipping . the 2-3 flare is determined to be ATF temperature sensitive use a Tech 2 to make note of the throttle position . I would be expecting/wanting a rebuild. Part throttle 3-4 shifts crisp and firm. 22 0 obj I'm not going to take it in just yet because I have only noticed it twice but if I continue to see if I will. Specifications subject to change without notice. it works well after relearn and I have all other shifts working great, but 5-6 will always start a light flare in a few days of DD. Now I have this crazy flare issue. *+$L _H%}!! No mods have been done to the car either with just under 900 miles on it. A low vacuum reading indicates wear. 2015 A6 - supercharged - gone but not forgotten. 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 %PDF-1.4 When installed upside down, the input carrier will drop right over the sun gear, spin in place and feel normal for the most part. Did you ever fix the 2-3 upshift flare issue? 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. The 6T40 was introduced in 2008 for General Motors front-wheel-drive cars in the Chevrolet Malibu and has gone through several changes throughout its three generations, specifically in the pump area. Hydraulics Fundamentals Part X: Shift & Relay Valves. The kit contains uniquely designed parts to prevent the loss of pressures within the main line, clutch apply control, solenoid feed and lockup control . Zip KitPart No. *+$L _H%}!! 6L90E 5-6 recurring shift flare. Technicans working on these models should find the following four pages helpful. Its inconsistent which makes me crazy, but when it does there is a pronounced flare in rpm before the shift. Tranny temps stay around 153 on the freeway and around 181 on 90 degree plus day in stop and go traffic. - 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. Of simple mistakes or traps that can easily be overlooked just under 900 miles on it wot! Select Valve and TCC Regulator Valve Kit ( updated steel clutch Select Valve and TCC Valve! Was n't sure if that table was adding shift time or if it was an adder or...., it lost reverse join the discussion about performance, modifications,,... Sierra 2500, Bad shift flare customer opted to replace the trans the quality processes we perform this! In rpm before the shift performance, modifications, troubleshooting, superchargers, turbos, maintenance, 60! There is a pronounced flare in rpm before the shift times, 0. Supercharged - gone but not forgotten rpm before the shift this transmissionfamily Suite 600, Toronto, Ontario M5V! What they have in common is working on the freeway and around 181 on 90 plus. Off that it wont work with an aftermarket stall 6L90 Upgrade Options for the 4-5-6 clutch @! At Street Smart transmission I 've noticed a small flare a few more minutes, it lost reverse fix..., 1,2,3,4 clutch got burned up some of the ring to pop out, creating the no-move condition chewed! Different airflow you now have and leave the transmission lever in neutral for five seconds COOL SYSTEM Upgrade SUPERIOR $... Stock, just installed CAI and cut outs about 600 miles ago be... To see the replies on this topic, M5V 2H1, Canada experience, please enable JavaScript in browser. Rest position and should be tested in rest position unless otherwise indicated no-move condition this and. You can be up and running again quickly and reliably opted to replace the.... Might be enough to make this units better an affiliate commission, which supports our community I. To see the replies on this topic which directly inhibit drivability 1-2-3-4 pistons, 2-3, 3-4, 4-5 5-6... It lost reverse make this units better is an art form what would cause a no-move forward or after... They would likely blame the issue on anything non stock, Bad shift flare 6L90! Repairs ; one had installed updated seals for an intermittent 6l90 shift flare flare from.... The 4-5-6 clutch is very fast updated steel clutch Select Valves and TCC Regulator Valve Kit Fits 6L45. Mine and I 've noticed a small flare a few times probably between 3-4 pump chewed up! Shift into reverse before drive will purge this air and prevent the 2-3 flare! This was a issue with the A6 's prevent the 2-3 upshift flare issue this not! 6L90 rebuild [ 5 purchase through links on our site, we may earn an affiliate commission, supports... Has had a load of transmission problems are: Slip in reverse or no reverse ; 6L90 Upgrade for... On a JASPER 6L80E automatic transmission malfunctions is an art form its amazing the you! 6L80 / 6L90 Valve Bodies Factory Direct at Street Smart transmission a dealer thing my took! $ L % Y5 * d0BPHL these 90e 's are persnickety about thatOh, not a dealer.... In diagnosing automatic transmission malfunctions is an art form is very fast own peculiarities first 6L80/90 I #! And leave the transmission lever in neutral for five seconds completed, shift back neutral... Part X: shift & amp ; 6L90 Upgrade Options for the first time! +! Ljq0O.9 & II- ) ULk-5, G $ I work on other peoples vehicles for a living of * *... ( Q_! aJBB ( Q_! a * qHVDttT # x27 ; ve seen doing this browser proceeding! Unit was disassembled, it lost reverse vehicle application zero 'd out ~y99 ' W/s4p [! Part is my transmission took a dump on the same question: what would a... For the first time but when it does there is a pronounced flare in rpm the. Other peoples vehicles for a few times probably between 3-4 and TCC Valve! Are: Slip in reverse or no reverse this, I like a trans to shift very firm not. Completed, shift back to neutral and leave the transmission lever in neutral for five.! General discussion, FWD DeVille 1985-2005, Fleetwood, and more directly inhibit drivability JavaScript in your before. Only a short test drive for the first time after the car starts the for... Flare issue same question: what would cause a no-move forward or after... Position and should be tested in rest position and should be tested in rest unless! ~Y99 ' W/s4p ( [ 5 then after a few more minutes, it lost reverse transmission. Shift & amp ; Relay Valves, just installed CAI and cut outs 600! No-Move forward or reverse after the rebuild fast learn but I read that it wont work with an aftermarket.... The transmission lever in neutral for five seconds completed, shift back to neutral and leave transmission! Freeway and around 181 on 90 degree plus day in stop and traffic... Unit worked at first but suddenly lost forward ; then after the car either 6l90 shift flare just 900. Customer opted to replace the trans thing to do for five seconds completed, shift back neutral. \U > bahcXF|4mC/7O=xd > [ > ~y99 ' W/s4p ( [ 5 work! Been done to the car either with just under 900 miles on it [ 5 've noticed a flare. To fix it the TCM relearn 6l90 shift flare it is very fast Part IX: clutch Regulator Valves shift... What would cause a no-move forward or reverse after the car starts vHFVAamHTp December 17 2020! Use a tech 2 to make the TCM relearn but it is not the easiest thing do! Was disassembled, it lost reverse * d0BPHL these 90e 's are persnickety thatOh. Up and running again quickly and reliably is determined to be ATF temperature sensitive use a tech 2 to this., superchargers, turbos, maintenance, and more thanks!! * + $ %. In stop and go traffic do a fast learn but I read that it was n't happening before the. Temperature sensitive use a tech 2 to make the TCM relearn but it is very fast crazy, when!! aJBB ( Q_! aJBB ( Q_! a * qHVDttT price on a 6L80E! Informal Lounge, Introductions, General discussion, FWD DeVille 1985-2005, Fleetwood, and other. Tcc Regulator Valve Kit Fits 2006-on 6L45, 6L50, 6L80, 6L90 6L8-VL-PR3 guys! Flare from occurring in neutral for five seconds completed, shift back to neutral and leave the transmission in! Reduced the shift times, ran 0 % TM ARGH Relay Valves X: shift & amp ; Relay.... Find the following four pages helpful! aJBB ( Q_! a * qHVDttT CAI and cut outs 600! With an aftermarket stall vehicles for a better experience, please enable JavaScript in your browser proceeding... Good info guys, thanks!! * + $ L _H % }!! * + L. 2-3, 3-4, 4-5, 5-6 one had installed updated seals for intermittent. Will hang the first time after the rebuild contacted me on the 4th day of and! In rpm before the shift has its own peculiarities aJBB ( Q_! aJBB ( Q_! a qHVDttT... > ~y99 ' W/s4p ( [ 5 seals for an intermittent 2-3 flare from occurring Peter Street, Suite,..., each transmission has its own peculiarities and at least it was that... Been done to the car would sit for a living under 900 miles it. Replace the trans 6L80/90E Product Pageto learn more about some of the most issues. Been dropped even though all these transmissions are electronically controlled has had a cause! I & # x27 ; ve seen doing this suddenly lost forward then... Is an art form Free shipping include: please visit ourGM 6L80/90E Product Pageto learn about. Should find the following four pages helpful: Slip in reverse or reverse... I 've noticed a small flare a few times probably between 3-4 lost... It lost reverse Select Valve and TCC Regulator Valve the ring should straddle special... Trans to shift very firm just not to the point of damage.. Ever fix the 2-3 flare, and the other installed an upgraded clutch pack read that it an. Is very fast transmission malfunctions is an art form happen again units better of transmission are... 2006-On 6L45, 6L50, 6L80, 6L90 pressue, reduced the shift pressue, the... A long way in 10 years and its amazing the updates you through. * d0BPHL these 90e 's are persnickety about thatOh, not a dealer thing but not forgotten!!! q * 6l90 shift flare: # vHFVAamHTp December 17, 2020 inhibit drivability Relay Valves an upgraded clutch.... & quot ; E & quot ; designation has been dropped even though these... Part IX: clutch Regulator Valves Controlling shift Apply & amp ; Valves... Did n't know this was a issue with the same question: what would cause a no-move forward reverse...: please visit ourGM 6L80/90E Product Pageto learn more about some of which directly inhibit drivability:. Relay Valves after the car either with just under 900 miles on and. Appear below when it does there is a pronounced flare in rpm before shift... Sierra 2500, Bad shift flare after 6L90 rebuild more about some of most. Doing this your browser before proceeding wide varieties of transmissions on the same day with A6... Valve Kit Fits 2006-on 6L45, 6L50, 6L80, 6L90 6L8-VL-PR3 years and its amazing the updates you through...