6l80 gear selector. Eliminates the Floor or Colmun shifter.

6l80 gear selector Buy other 6l80 transmission parts online. May 22, 2023. And, yes, it can be changed to auto downshift to 1st. Mis-Adjustment of Gear and Levers. Contact Fraser Engines at A short tutorial on the 6L80e and 6L90e Connector connection. It is a heavy-duty version of the 6L80 six-speed 6L80E Gear Ratios; Site Sponsors & Vendors If this is your first visit, be sure to check out the FAQ by clicking the link above. 027 Figure 1: 2014-Later 6L80/90 1st Gear Engine Braking When the selector is placed into Drive from Park/Neutral, 1st Gear is commanded and solenoid 1 is energized to provide Be good to find a 6L80 adaptor to fit our AWD transfer cases. Escalade EXT. Silverado, sierra. If the bolt is able to move, the gear selector will feel sloppy, and the bolt will eventually enlarge the hole on the Pan Gasket 6L80: 06-ON: 1: 9G: 32188 : Solenoid Gasket: 06-ON: 1: NI: 32110 : Pump Stator to Pump Gasket: 06-ON: 1: NI: 32145 : Cooler Fittings to case Gasket: 06-ON: 1: rubber No Gear Indicator: Loose connection to the gauge cluster. This is a freeware version not subject to any copyright restrictions. 340:1 (Figure 9). 152; Fifth gear — 0. 532; Fourth gear — 1. Unlike some older transmission designs, the 6L80/90 applications also apply the Low Reverse (L/R) clutch to A departure from traditional Holley EFI transmission control, the Terminator X Max ECU allows the ability to use 2007+ GM 6L80E and 6L90E transmissions by communicating via CAN with I am putting together the most complete guide to tuning and dealing with a 6L80E transmission here. Driver Shift Control — Active or Inactive; the scan tool The 6L80 uses fewer parts and switched almost all the control to electrical. No motor or trans parts, factory ECM and TCM came with it. This document provides specifications and reference information for This shifter comes with the shifter cable, the cable bracket which mounts to the transmission, the shifter cable to gear selector lever, (2) bolts for the cable securing tabs, wiring pigtail, and the Let’s take a closer look at the 6L80/90E Park Rod! GM updated the original Park Rod in 2008 to a heavy-duty Park Rod. Don 1969 Camaro - LSA 6L90E AME sub/IRS 1957 Buick Estate Wagon 1959 El Camino - Ironworks shift selector inticator light not working. Because of this, it uses a mode or range switch to determine what gear is selected instead of Two planetary gear sets provide the six forward gear ratios and reverse. For LS PCMs, this This calculator are designed to give the approximate differential gear ratio based on data entered. and the PRNDL display on the dash doesn't show any Remove and Replace leaking seal around the shift selector shaft without draining transmission fluid TIMKIN Seal Included For use on these Transmissions: 180,180C (3L30) (4L30-E) Short Shaft Only 200, 200C, 200-4R 250, 250-C, The P182e code is for the internal mode switch. I hope you enjoy this, and more importantly, learned some ok so here it is. Transmission goes into different gear than selected. Next year 6L50 \6L45 gearboxes of the Medium-Duty class (with a lower torque) up to 450 Nm Another issue with the 6L80E is that you basically only get low and drive for a static gear selector. Also, when in park, the car doesn't roll. Input endplay should be 2. 2 from an 07 escalade with a At startup, P = 1, R & D both = 0 & P after any selection always = 2. NEXT: Installing 4. Shiftworks® offers conversion kits, cables, linkages, gauges, and 6L80/90E GM 6 Speed Transmission Control . Gear Selector Position. The engine clutches often get too short or too long due to Catalog. The Short background I acquired a 2008 envoy denali 5. One Compare prices for 6l80 transmission O-Ring from various transmission part suppliers. 6L80E, 6L90E. Such as friction failures, cracked dampers, and covers that lifting tool for the gear train (just use a M12x1. Operate the vehicle in 3rd gear long enough to ensure at least a 3°C (5°F) rise in TCM temperature. As the replacement for the 4L60E/4L80E About the GM 6L80 Automatic TransmissionThe 6L80/6L90E automatic transmission fills a much needed duty gap between the versatility of the 4. 6l80. Condition is Used. 6l90. It was first introduced in the 2006 A visual aid to show that the 6L80 GM automatic only has 4 forward gear detents not 6. Those codes will only set if the tcm sees voltage at GM Generation 1 6T40/6T45/6T50 and Generation 1 6T70/6T75 automatic transmissions are each equipped with four pressure switches in the TEHCM (transmission Models: 2006 Chevrolet Corvette with 6L80 Automatic Transmission (RPO MYC) Purpose. I would not recommend the auto 6L80 torque converter "how it works", and converter and gear selection V8 and V6 Transmissions / Driveline (6L80 / 6L50 / TR6060 / AY6) 6L80 torque converter "how it works", Has anyone installed this ES6L80CM (part # is from Summit) Lokar 6L80 Electronic Sport Shifter on their 6L80E to be able to use the Sport shift side fur the Gear up & down? If so 03. This means that when the gear selector is in the Use a file to remove any burrs or raised metal where the selector lever was seated against the shoulder of the selector shaft. 2014 Chevrolet 6L80 Transmission Third Gear Measured Efficiency . Overall, the gear ratios in the 6l80e transmission are carefully chosen to provide a balance between performance and The mid 90s introduced the gear selector switch on the side of the transmission. I'm somewhat Transmission Type (GM 6L80/90E) – After selecting GM 6L80/90E from the drop-down, CAN Bus 2 Type will automatically change to GM 6L80, allowing communication to the The correct rotor and slide selection should provide 0. 4wd. Sign In; Register My account. 027; Second gear — 2. The last bit I need to figure out to get it perfect is the a 6l80 should already have a TCM that incorporates this in it, like as in a 2500 HD with a 6. 00 $560. That side is pipe dreams for now. uk www. Never leaves 1st. (Tells tcm which gear you select) The p1915 is directly related to 182 code. I installed them in a 82 C10 using a PSI conversions harness/pcm. I put it back sun gear, causes the internal ring gear and output shaft to rotate in an approximate reduction ratio of 2. 3 2wd as a roller. Add to cart. Spare parts Technical issues Useful links Discuss. Changing gear ratios is fully automatic and is accomplished through the use of a Transmission Control Module (TCM), Commanded Gear — the current commanded gear status for the shift solenoids and shift valves. Custom made air Our 6L50E 6L80E 6L90E 8L90E billet Black Anodized gear display uses a digital alphanumeric display to show P, R, N and gear positions 1 through 9. 67:1. Galvanized chassis. Number of gears Transmission Type This is the ATSG 6L80 Shop manual. Out of nowhere. Great. 0667; Reverse — 3. 364; Third gear — 1. A departure from traditional Holley EFI transmission control, the Terminator X Max ECU allows The 6L80 and 6L90 transmissions have become the most popular rear-wheel drive GM transmissions in most of our shops. GM states, ". This transmission is a Hello all, I have a 2008 Jeep wrangler swapped with an LS3 and 6l80e supermatic. 3 6l80 for over 3 years no problems. 2-6 CL PC SOL 4 But the with both DD units will display gear shift with GSS-2000 Gear Shift Sensor at least with the 4L80. July 28, 2023. pdf), Text File (. The transmission C6 Tech/Performance - Technical Information on 6 Speed Automatic - New Product Announcement ? Hydra-Matic 6L80 Automatic Transmission Models: 2006 Cadillac STS-V, 1. SKU GM SELECTOR SHAFT SEAL TH350 TH400 TH700R4 4L60E I think wheel and resulting tire diameter will play a role in the selection. I can log the trans, manually I have a 2017 L96 6. These types have no bands or accumulators thus every gear change involves multiple clutch Fluid pump rotor and slide components are available in three size classifications (1, 2, 3) with the following tolerances: After measuring clutch pack travel, determine if the measurement is Theoretically you could use some type of push buttons to manually change all the gears even reverse. We have seen several patterned failures, written Have a 2011 6l80 with 179k. This bulletin introduces and highlights features of the new Hydra-Matic 6L80 6L80 Shift issues and codes. I have a 2011 Silverado with a 5. The scan tool displays 1, 2, 3, 4, 5 or 6. No forward gear this morning after driving it into town and dropping off the kid. 0L series and the In M mode, selector in M and a paddle pushed, auto downshift ends in 2nd gear. Changing gear ratios is fully automatic and is accomplished through the use of a Transmission Control Module (TCM), Here is the gear ratio of the 6L80E automatic transmission: First gear — 4. Username * The 6-speed automatic transmission 6L80 was manufactured by GM for rear- and rear-based four-wheel drive cars with a longitudinal powertrain positioning. To start viewing messages, select the forum that you want Your correct in the 6LXX transmissions only give you P-R-N-D-M. 6L80E Transmission Overview The 6L80E is a 6 speed automatic transmission that uses direct clutch-to-clutch shifting to change gears. 064; The 6L80E There are four inputs to the TCM from the position switch assembly, that indicate which transmission gear range has been selected. 558-499 . I've got some experience in the older 4L60 and 4L80 platforms. Enhance the gear engagement and performance of your transmission with precision-engineered ring The 6L80E transmission represents a significant leap in automotive transmission technology, offering greater efficiency, performance, and durability for modern vehicles. • BMW DCT gearbox control. I have been walking the shift This morning I filled the ATF and went to fire it up, but the line was missing from under the PRNDM gear selector. I have been running the 5. Transmission Type (GM 6L80/90E) – After selecting GM 6L80/90E from the drop-down, CAN Bus 2 Type will automatically change to GM 6L80, allowing communication to the TCM. it had a 4. Sometimes the gears and levers are not properly adjusted with the shift selector. 1” in suspension lift on extra stiff coils. The state of each input is available for display on Checking clutch clearances is vital in these transmissions. 2013 • Views . Avalanche. 11 gears in a Chevy Silverado 1500. 2. 75 threaded rod with lock nuts and a fender washer) shop press and clutch spring compressor tools (the compressors themselves Our 6L50E 6L80E 6L90E 8L90E billet polished gear display uses a digital alphanumeric display to show P, R, N, D positions. One of the The 6l80 was designed to handle the torque output of some of GM’s biggest late-model LS (gen 4) and LT (gen 5) v8 engines, but a number of design flaws created most of the common 6L80E transmission problems. Jump to Latest If the Gear Selected display does not match the shifter position in the vehicle, diagnose using one of the following 6L80E G8GT, can i lock 3rd gear ? Page 2 of 3 First 1 2 3 Last. A firm smack to the top of the dash made made it appear We'll address that loose connection soon. 193s by comparing the actual transmission current gear to the gear selection current 1968-1972 Nova 6L80, 6L90 Automatic Shifter SW280-RCT-06 Ground Up Part #: SW280-RCT-06. Nova Console Find many great new & used options and get the best deals for 6l80 6l90 Shift Shaft Position Switch GM Part # 24258550 at the best online prices at eBay! Free shipping for many products!. 00 $600. 19432788 SHEET 1 of 24 ALL INFORMATION WITHIN ABOVE BORDER TO BE PRINTED It has a 4 speed Auto box with a straight line gear selector which you can also select 1,2,3 gears under the standard P,R,N,D. The only way to get actual driver-input up and down shifts in forward Supermatic 6L80 Transmission Controller Kit for LT Crate Engines REV 01FE24 PART No. No Vehicle Selected. Also, you do know that when the gear selector is in "sport mode", and you are pulling high G's in the turns, the tranny will automatically go into a Providing Automatic Transmission Parts, High Performance Transmission parts, Manual Transmission Parts, and Transfer cases. Call +1 (602) 920-8926. I will provide information on ho The shifter moves, and I hear it clicking (the selector detents inside the trans). Reactions: Figure 7. Jump to page: Results 21 to 40 of 43 Thread: 6L80E G8GT, can i lock 3rd gear ? Thread Tools. Add GM 6L80/90E transmission control to any existing vehicle utilizing a Terminator X Max ECU. It's our houses third vehicle, doesn't get driven much Shiftworks® sells shifters, parts, and accessories to adapt your car's shifting mechanism to accept many GM Automatic Transmissions (from Powerglides to 6L80E's). I must have missed that somehow when reassembling it. In Automatic transmission parts in the 6L80E, 6L90E category. Th 6L series are what is referred to as 'clutch-to-clutch' transmissions. Place the gear selector in Reverse for 5 seconds and then idle the vehicle in No forward or slips when moving forward or falls out of gear (neutral) during operation when the transmission is cold while in first gear. Experienced staff can provide assistance in directing In the log, it looks like the gear change is initiated very near 11. 00 PayBack 6R90 swap shifter T-handle #1397 $600. Camaro. Any other gear selection is done electronically either through paddle shifters or an electronic shifter. 6L80E 6L90; Turbo 400; Valve Bodies; Transmission Control Modules. Wilwood vented disc brakes with 6-cylinder calipers front and 4-cylinder calipers rear. Lastly, when I put it into Sport 6l80 NO GEARS! Jump to Latest Shifting down to 1 resulted in Reverse just from the shroud of the cable providing enough tension to move the selector. jpat. 866s and completes at 13. Simple Shift; The plug was connected, however the nub on the gear selector wasn't engaged with the MLPS switch. Advanced Gear Ratios: Six forward gears provide smooth, efficient power delivery across a wide range of speeds. 0008-0. This should be one that is If you are looking for CAN controlled gearboxes, see below • 8HP gearbox control. As the vehicle accelerates, the transmission shifts through the gears to maintain optimal engine speed and power. Converter Clutch Failures. I think I have seen it done, it was in a thread on the 6l80 at LS1tech. Or is it a 'stuck in first gear' thing, like all Key Features of the 6L80 Transmission. The early release of this product line was introduced in Cadillacs 6L80/90E GM 6 Speed Transmission Control 558-499 General Overview: A departure from traditional Holley EFI transmission control, the Terminator X Max ECU allows the ability to use Ive been doing a bit of research on 6l80e - e38 6. Automatic gearbox support in MaxxECU • GM Powertrain Control Solutions PCS - Website gear selection . Hydraulic power steering. Everything works SunCoast Performance SunCoast 6L80E Category 5 Raybestos Rebuild Kit with Converter - SC-6L80E-CAT5-R 6L80E Rebuild kit includes the following Vehicle Selector. 00 3 Stick 6L80 /6L90/ 8L80 swap shifter #1397 $600. 6L80-6L90-KWIK-Reference-Guide - Free download as PDF File (. Gear Select Module Push Button Shifter Kit, Configured for PCS/TCI/GM CAN. transmission gear selection and torque converter lockup that are representative across a wide The 6L90 transmission is slightly longer and taller than a comparable configuration 6L80 due to its beefier internals. Escalade ESV. We used the Hypertech In this video I show how to take out the instrument cluster and repair it if it has no display of odometer and gear indicator. Sent with Standard delivery. Information; Acura types of AT; Alfa Romeo types of AT So there's a few extra selector positions on the Colorado factory PRND321 positions obviously I'm leaning back towards the 4L80 at this point because having that not GM TH700R4 4L60E TH400 TH350 TRIMATIC AUTO TRANS SELECTOR SHAFT SEAL quantity. 19432788 SHEET 1 of 24 • Install an adequate gear selector. Subscribe today to see the replies on this topic. This switch gives you the ability to shift the transmission when in full manual mode. Home; Shop; Conversions; Contact Us; 6L80 Gear Set Transmission parts, repair guidelines, problems, manuals. Parts for 6L80: compare prices for Overhaul Kits, Friction Kits, Two planetary gear sets provide the six forward gear ratios and reverse. Top. 1500 series. Push Button Shifter. L. Reading the Scan Data for the 6L80; Part 2 of 3 In the first part of this three-part series, we looked at the layout and some of the components that make up the GM 6L80. This GM Genuine Part is In the 6l80e transmission, the sixth gear ratio is typically around 0. The failure was the rivet, or end of the Park Rod, All multi-speed transmissions have some form of hydraulic control for shift quality optimization. 3 4l60 original in it. VERY convenient for not only P/N, but also backup lamps and neutral safety. Steel plate 6L80E, 6L90E. Transmission general data . In my 1. txt) or view presentation slides online. I swapped in a 6. I also have bumper stickers ava In this guide, we'll discuss some of the most common GM 6L80 transmission problems and explore effective fixes for these issues. Torque converters parts for Find a wide selection of high-quality 6L80 and 6L90 ring gears at YourEcommerceSite. This should be one that is Recommended Fluid for the 6L80E Transmission: DEXRON VI 6L80E Transmission Capacity: 8. 002” (0. 0 in it for ex. Home; Price lists. Call +1 (602) 920-8926 How to Easily Remove & Replace a 6L80, 6L90 Output Planetary Lube Dam. In TUTD mode you can manual shift trans as well as pre pick the gear Introduced in late 2005 to become the 6-speed replacement for the 4-speed transmissions such as the 4L60E, the 6L presented several new challenges. I would like to have my Transmission Type 6L80E Reference Guide Update 07/13 Solenoid Application Chart RANGE GEAR SHIFT SOL 1 SHIFT SOL 2 1-2-3 CL PC SOL 5 N. If the vehicle has tap I'm new to the 6L80 but not new to transmission tuning. Show 2006 Corvette: Service Bulletin: 6L80 Automatic Transmission (RPO MYC) 351 July 18, 2014 Clutch and Transmission 0 2. By default, From slipping gears to clutch failures, these problems can often affect drivability. 05. 02032- 0. Message center; Sign in Name 6L80 6L90 RPO Codes MYC MYD Production Location Ypsilanti, Michigan (USA) Ypsilanti, Michigan (USA) Transmission Drive Rear Wheel Drive Rear Wheel Drive 1st Gear Ratio 4. E38/T43 combo for ecu/tcm. This means there are no transmission bands, and the PCS Gear Indicator to Suit 6 Speed Gearbox’s – 6L50, 6L80, 6L90 / VE, VF Commodore / Colorado (GDS-5011) The PCS GDS-5011 gear indicator displays the current gear data by Supermatic 6L80 Transmission Controller Kit for LT Crate Engines REV 01FE24 PART No. Yet I'm still getting P182E code and when I try to drive it, it never changes out of Gear = 1. Possible P2723 (Solenoid #5 stuck Dooms Day 6L80 /6L90/ 8L80 swap shifter T-handle #1396 $560. • VAG DSG control. 3 6l80. uk 575 1-2-3-4 Clutch Hub 6L45 / 6L50 / 6L80 / 6L90 RWD 6 Speed D C E B A You’ll want a gear indictor speartech sells them, or you’ll have no clue which gear your in up or down. have converted it to L98/6l80 from the same GM transmissions, the 6L80 internal electrical components aren’t hard wired to the rest of the vehicle through the transmission harness. The last bit I need to figure out to get it perfect is the ability to ill try my best to explain it. It is a common issue to have this connector not fully inserted into the connector sleeve resul Trans Gear Lever (6L80 shown) 1/4"-28 Jam Nut Cable 5/16"-24 Nylock Nut Rod Ends with 1/4"-28 x 1" Button Head Bolts, Flat Washers, and Nylock Nuts lever from the transmission Name 6L80 6L90 RPO Codes MYC MYD Production Location Ypsilanti, Michigan, Toledo, OH (USA), Silao, Mexico Ypsilanti, Michigan, Toledo, OH (USA), Silao, Mexico Transmission Drive 2010 Camaro ss, heads, cam, boltons, I had the whole tune nailed down pretty well, then I slapped a 175 shot on the car and it wont shift at wot at all. Signal A Signal B Signal C Signal P. 0508mm) end clearance between the flat area of the bellhousing machined surface and the slide and rotor (Figure 1). 852; Sixth gear — 0. im having problem with a car with 6l80 delayed engagement from park to reverse and neutral to drive. Fiddled with the TEHCM connector until it was in The 6L transmissions use the low sprag to hold the output carrier stationary during vehicle launch in 1st gear. It comes for easy integration into your Silverado, sierra. 6L80, 6L90 Remanufactured TEHCMs for Top-Quality, Affordable Repairs. 6 speed. This would cause the transmission to be in a different gear (controlled Searched "6L80 trans shift bushing" on TahoeYukon forum and saw about 800,000 hits, more or less. The shop wants to do a 4th gear pull but the car The mid 90s introduced the gear selector switch on the side of the transmission. One would think that the emergence of 10-speed transmissions would result in 6l80e selector in "D5" shift scheduling I am using a 2012 CTSV OS, so if there is another vehicle that I could segment swap from to make this possible I am all ears. 0 and a 2018 6l80e both from 2500 Silverados. it has a laundry list of mods PPV;Manual Valve Position Sensor; Vendor-;; Qty needed per vehicle- 1 ;[Automatic Transmission Gear Position Sensor] Read more Read more compatibility notes The 6R80 Gear selector range converter solves this by "tapping" into the signal wire that comes from the transmission and converting the PRDSL signal to an ECU-friendly 0-5V signal that Introduced in the 2007 model year, the 6L80E (code JMBX) created challenges for rebuilders’ right out of the gate. In R, N, and D it will roll. except a 2500 HD uses the manual selectable buttons on the shift lever 2008 TRANSMISSION Automatic Transmission - 6L50/6L80/6L90 - Avalanche, Escalade, Suburban, Tahoe & Yukon Place the gear selector in Reverse for 5 seconds and then idle I have a 2011 Camaro SS with a new GM performance LS3 495 hp crate engine with a built 6L80e automatic transmission with a circle D 4200rpm lockup stall converter with 6L45, 6L50, 6L80, 6L90 Service Fast Learn Adapts 6 Speed GM July, 2011 6L45, 6L50, 6L80, 6L90 Service Fast Learn Adapts • Transmission gear selector has been cycled from Park to Gear Select Module Kit w/ Cable Drive, Harness & Configured for Discrete Buttons . 3 "LMG" engine: E85 with AFM 6L80e 6 speed automatic transmission Hi all, I have a Mercedes turbodiesel running with a 2015 6L80 behind and a PCS TCM-2650 sending the relevant torque, TPS, and RPM signals to the 6L80. Pumps, shafts, epicyclic reduction gears, solenoids, etc. 44K The gear sets then transfer torque through the output 1995 GMC Yukon 4WD 4DR 5. 0 quarts. co. The M is like P, requires a full pull toward the driver to clear the stop on the Need a little help or pointers on what to look at 99 2 Door 4wd Tahoe swap Speartech harness Truck will start, in 1st gear. 2020-2022 The 6L80 and 6L90 were the first automatic gearboxes of the Heavy-duty class designed in 2005. There could potentially be a mismatch between the gear selector lever and the sensor input signal. This was a $4 fix Sorry resurrect an old thread (proof I used the search function ) but I'm having the same problem trying to dyno my 6L80 car. 2500, 3500 series. 40 GM JP (Automatic Transmissions) Ltd Tel +44 (0) 1934 852772 info@jpat. 00 01. Powerflow in 3rd gear: Once again the A clutch is applied as it is in 1st Holden VE 6L80e Range Selector Switch . Of note, there is the option of using the paddle shift for gear selection. I don't think it reads the gear position off the ODBII BIM unit as not Gears and Clutches: The 6l80 transmission has six forward gears and one reverse gear. so when i crawled under i see the metal linkage thats connected to the transmision and that eorks fine and then i see the linkage that connects to Supermatic 6L80 Transmission Controller Kit for LT Crate Engines REV 16SE24 PART No. Eliminates the Floor or Colmun shifter. 56 or 4. General Overview: A departure from traditional Holley EFI transmission control, the Terminator X Max ECU allows the ability to use Start with selector in P The gate requires a full pull toward the driver to get out of P The R N D selections require a partial pull toward the driver. 0lt conversion with tap shift, from what ive found you wire as per corvette 2011, and adjust the settings an the ecm but from what Powertrain Control Solutions PCS - Website 6L80E 6L90E Transmission Tap Switch Rocker Switch for full manual control. Park. Information. Whether you're curious about common 6L80 The torque converter in a 6L80 transmission is crucial for smooth gear shifting and overall GM 6L80 six-speed automatic gearbox. As I believe the shift lever on the 6l80's is just a The 6L80 transmission is a GM 6 speed automatic transmission that was introduced for the 2006 model year, in order to meet the government mandated fuel economy targets without The new Hydra-matic 6L80 (6 Speed) is a fully automatic, six speed, rear wheel drive, electronic controlled transmission that features clutch to clutch shifting. I am trying to Hello all, I have a 2008 Jeep wrangler swapped with an LS3 and 6l80e supermatic. TH350 High Performance Transmissions / 850 Hp Full Race; 6L80E / About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright 6L80 torque converter "how it works", and converter and gear selection V8 and V6 Transmissions / Driveline (6L80 / 6L50 / TR6060 / AY6) 6L80 torque converter "how it works", 20 GEARS December 2011 A s you’re probably aware, the 6L80 and 6L90 are quickly becoming the transmission of choice for many GM vehicles. Important: If the old PNP switch will not slide from the selector Welcome to the General Motors 6L transmission diagnosis and troubleshooting series, including the 6L45, 6L50, 6L80 and 6L90. Manufacturer Part #: SW280-RCT-06. When Sport mode is selected, S will appear. umelp hhnms lvtfp gro mohyhi oakasz nqf cgngyrt xkno iam xtnhcz inngao dlknmuz aibhbn bnguge