6l80 thermostat upgrade

Feb 18, 2023 ... Thermostat Replacement Yukon, Tahoe, Sierra ... The CORRECT Way To Delete Your 6L80E Thermostat | 2014-2018 ... Transmission Temperature Before and ...

6L80 - 6L90 - 8L90-10L90 SureCool Cooling System Upgrade 2014-Up Superior STL010. $38.50. Free shipping. $44.95. Free shipping. Check the item description to confirm this fits your vehicle.The L92 was the first aluminum block 6.2L engine and was similar to the smaller 6.0L L76 truck engine. Both were released in 2007. It was a factory hot rod with 403 horsepower and 417 foot-pounds of torque. In many ways, it could be thought of as a truck version of the LS3 with the truck-specific cam, intake and accessory drive.Honeywell thermostats have long been known for their reliability and innovative features. Whether you are a homeowner looking to upgrade your thermostat or a professional HVAC tech...The GL 6L80 transmissions in the full size trucks came from the factory with what is basically a thermostat that blocked flow to the transmission oil cooler until the temp hit 90C (194 F). Apparently the intent was smoother shifts with warmer oil. Well,...Transmission Oil Cooler Adapter GM 6L80/6L90 Features:Fits GM 6L80 and 6L90 automatic transmissionsBolts directly onto the original factory transmission thermostat-6 AN male flaresAllows installation of AN hosesLow profile for extra tunnel clearance and easier routing of hosesPort center-to-center length: 2.628 in.Overall length: 3.378 in ...Find many great new & used options and get the best deals for 6L80 - 6L90 - 8L90-10L90 SureCool Cooling System Upgrade 2014-Up Superior STL010 at the best online prices at eBay! Free shipping for many products!Own a 2014 Tahoe LTZ with the 5.3 engine and 6L80E transmission. This is a recent purchase at 125k miles. Vehicle runs great but wish to keep it that way as I will be towing a smaller toy hauler.

The video @Skylarking posted earlier has the person who posted it saying the thermostat maintains the transmission temperature at about 190 F. That is fairly warm when you consider that is probably the temp in the transpan, the fluid in the cooler circuit that comes directly from the converter (as I understand it) will be considerably warmer.This is how i removed the inline thermostat on my 6L80 TransmissionWhat I used was a 1/4 inch tap set, and a stainless steel hex driven pipe plug. I dropped ...Silverado GM 6L80 Transmission Thermostat (TBV) upgrade Runs 40 degrees cooler! TSB 21-NA-199 4.8 (60) · USD 18.35 · In stock Description Oil Cooler Adapter Fits General Motors (GM) 6L80, and 6L90 Transmissions Adapter Fitting Mounts onto Original ...10L80 Transmission. The 10L80 transmission is a 10-speed longitudinal automatic transmission that was designed to operate near the efficiency of a CVT while improving fuel economy in GM high-horsepower vehicles highlighted by the Camaro, Suburban, Tahoe, and Escalade. The 10L80 was a joint engineering effort between GM and Ford.The 4L60E, the 6L80's predecessor, was a four-speed medium-duty transmission, while the 6L80 is a six-speed medium-duty transmission that was designed for higher horsepower vehicles. The 6l80e has an RPO code of "MYC" and is manufactured in Ypsilanti, Michigan. The transmission uses direct clutch-to-clutch shifting and does not have bands.7 Aug 2021 ... Thermostat Replacement Yukon, Tahoe, Sierra, Silverado, Escalade GMC, Chevy 2014-2020 P0128. Danny Johnson's Garage · 100K views ; GM 6L80 & 6L90 ...Hi All, Since so many of us own at least one Tahoe or Yukon equipped with a 6L80, I figured I'd start an all-encompassing transmission thread with videos, links and other information as it relates to the 6L80/90 transmissions. I'll get it going with a tear down and inspection video and go from...

The manufacture of the 6L80 began in 2005 and was released in most GM vehicles in the model year of 2006. The transmission lasted until 2016, available in 6L80 vs 6L90 versions. 6L90 Transmission. GM introduced a stronger variant of the 6L80 transmission within a year, known as the 6L90 transmission, RPO code MYD.STL010 Cooler Flow Bypass Valve Kit Upgrade Compatible With Cadillac Chevy Transmission 2014-Up GM 6L80 6L90, 2016-Up 8L90 8L80 8L90E,Automatic Transmission Assemblies Visit the ANP PUAUTO Store 4.8 4.8 out of 5 stars 33 ratingsDescription. # 88-6L80, 6L80E Lock Up, 10 1/2 Inch Billet Torque Converter. " Super Power Raptor II " 6L80E lock-up billet torque converter with a red clutch rated at 1,000 horse power. This is a 10 1/2 inch torque converter with a very large 40 square inches of clutch lining. Can be ordered with stall speeds of 1500 RPM up. Has a 11.070 ...Transmission 6L80E (6-speed) lower fluid temp upgrade GM Truck Club Forum, 2001-2006 Chevrolet Silverado 2500 HD V8 Notes: OE Type Thermostat -- 195 Degree; OE Temperature; Seal 12 Month Warranty ... 6l80e Thermostat Delete How To Delete 6l80 Thermostat. 2003 chevy silverado transmission cooler line replacement Online Discount .10″ 6L80E Single Billet Piston: 3200-3500: up to 850: 11″ 6L80E Billet Cover: 2600-2800: up to 850: 11″ 6L80E Billet Cover: 2800-3200: up to 850 . Actual converter may vary, image for illustration purposes only. IMPORTANT INFORMATION: Repairs and freshen up prices depend on condition of core.Apr 5, 2022 · Welcome back! We are finally covering the 6L80 Thermal Bypass Mods. There are 4 unique mods that we will be covering in this video including the updated GM T...

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Just installed the updated TCV (thermostat) for my 6L80e. Took about 30 min once I found the correct size sockets and got set up. Trans temp now doesn’t go about 150. Part was about 50 bucks. Part number is 86774933 if anyone is …Honeywell has made a business out of helping homes be more comfortable. Today, it is one of the leaders in providing solutions for connected homes, including delivering a variety o...As @swathdiver said, the actuator rod is probably damaged and can be removed/replaced without pulling the trans, but you may to need to pull the valve body to get access to one of the roll pins. There was an update around 2008 to a stronger rod, so I would upgrade if necessary. The rivet on the end also gets damaged from being forced into park, so even with the updated rod you made need to ...Silverado GM 6L80 Transmission Thermostat (TBV) upgrade Runs 40 degrees cooler! TSB 21-NA-199. 4.8 (60) · USD 18.35 · In stock. Description. Oil Cooler Adapter Fits General Motors (GM) 6L80, and 6L90 Transmissions Adapter Fitting Mounts onto Original Equipment (OE) Transmission Thermostat .

SKU: 6R80-CLR-BYPASS Category: 6R60, 6R75, 6R80, 6R100. Our cooler bypass delete kit is for use with Ford 6R60, 6R80 GEN1 and GEN2 automatic transmissions. Please note this kit is not for ZF6 transmissions. The cooler bypass delete kit includes the bypass replacement assembly.Exceptional torque rating. Developed with upgraded internal components, Chevrolet Performance’s SuperMatic 6L80-E 6-speed automatic transmission offers an exceptional torque rating of 650 lb.-ft. – a 45 percent increase over regular production versions of the 6-speed automatic. Find Dealer.6l80 Rebuild Manual PDF. Download a free 108 page 6l80 rebuild manual pdf and procedures guide. This covers all you need to know about the ins and outs of rebuilding a 6l80e transmission. Read More.6l80e transmission cooler upgrade. Home. Uncategorized. 6l80e transmission cooler upgrade. Posted on Luglio 10, 2021; By . In how to use dorman transmission dipstick;FEL-PRO Thermostat Gasket ES73027. Part # ES73027. SKU # 671107. Year Warranty. Check if this fits your Chevrolet Silverado 1500. Select store. for pickup availability. Standard Delivery by May 20. Add TO CART.A better upgrade is replacing the factory 190°F thermal bypass valve, TBV, with the new available lower temp 158°F TBV instead of modifying the 190°F thermostat. TBV Part Number 86774933, stamped with "70". 2008 Sprinter 2500 170 - camper van. 2001 Suburban LT 2WD, 5.3, V8 311,000 miles, leaks oil now at rear main seal.Buy Zieichy Transmission Cooling System Upgrade Kit For Cadillac Chevy GMC 2014-on 6L80, 6L90, 2016-on 8L90, 2017-19 Allison 1000 Cooler Flow Bypass Valve Kit: Hard Parts - Amazon.com FREE DELIVERY possible on eligible purchasesIf you aren't sure which Sonnax GM 6L80, 6L90 4-5-6 upgrades are right for your transmission build, watch this video to get a great breakdown of all the opti...3 Nov 2016 ... Silverado Sierra Thermostat Replacement 160° (2014-2018) ... Silverado GM 6L80 Transmission Thermostat (TBV) upgrade - Runs 40 degrees cooler!6L90 CDT-BROC (4140 HTSR Billet Reinforced Output Carrier) This part is designed for vehicles producing over 750 RWHP, Nitrous or Heavy Vehicles (including trucks, SUV's and CTS-V's). It is a drop in part for easy installation. 4140 billet steel drive plate to strengthen the spline area.In this video we install the Superior Transmission Parts SURE-COOL thermostat delete for GM 6L45, 6L50, 6L80, 6L90, and 8L90 transmissions. This product is a...

Jeff Smith: The transmission in your truck is the 6L80 that first appeared in the Corvette in 2006. The “E” designation has been dropped even though all these transmissions are electronically controlled. This is …

I got it in the shop now for a new tranny. $6500.00. My question is this- I get this tranny installed and it's an exact replacement for the old one, is there a thermostat valve that I can upgrade myself using the STL010 or equivalent? Money doesn't grow on trees and this is rather expensive. $40, or $6500? No Brainer.At a loss for my next steps on my 2014 Silverado LTZ with the 6L80 shudder. First of all, the problem came out of nowhere three nights ago on the way home. 151k miles and have had no problems since purchased at 62k. ... . if the thermostat upgrade or pill flip is a possible to get it back to baseline I'm more than willing to try it but ...Jul 26, 2016. #1. In a recent thread I mentioned that I planned on doing the Camaro deep transmission pan upgrade to my '09 Pontiac G8 GT. Well I finally received my CAM2 Dexron VI ATF order to complete the items I needed for the job so I did the upgrade a couple days ago. I won't bore you with procedural details but here's the stock, low ...Indianapolis, IN. Jun 2, 2013. #1. I know the 08-09 h2's had 6 speed transmissions in them and the previous ones did not. I am wondering how difficult it would be to do this swap, and if it would be beneficial at all, also looking at cost. This would be going into an 07 h2. Sent from my DROID BIONIC using Tapatalk 2.In this video, I will perform installation of Shift Technology Products STL010 transmission cooler thermostat delete kit in a GM 6L80 transmission. This kit ...The 6L80E is a 6-speed automatic transmission that features a 4.02:1 first gear allowing pavement-tearing acceleration. The aftermarket versions available at JEGS allow for a 45% increase in torque. This means it can handle up to 650 ft.-lb. of torque. With numbers like these, it's no wonder that the 6L80 has become a popular choice for those ...Indianapolis, IN. Jun 2, 2013. #1. I know the 08-09 h2's had 6 speed transmissions in them and the previous ones did not. I am wondering how difficult it would be to do this swap, and if it would be beneficial at all, also looking at cost. This would be going into an 07 h2. Sent from my DROID BIONIC using Tapatalk 2.

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Installing a thermostat delete kit on the 2014 Silverado, if you're having trans temp issues this is the kit you need, it's cheap insurance for your transmis...A Machinist's Look at the 6L80/6L90 Pump Alignment. December 2, 2020. 2,496 Views. 3 Min Read. The 6L80 and 6L90 transmissions have been in the aftermarket for over a decade. By now, most transmission shops see these transmissions regularly. One common issue that brings these units to your shop is torque converter failure, which also destroys ...Aug 26, 2021 · 6L80-6L90 Cooler Flow Bypass Valve Kit. This Superior Bypass Kit from Transtar (p/n A104996-5K) allows full-time cooler flow and lubrication to parts. The kit reduces the risk of overheating while under load and increases transmission fluid life. Fits 2010-2021 GM applications with 6L80-6L90 transmissions.Feb 26, 2022 · Found on the internet Technical Service Information #21-NA-199 that talks about this new valve that will open at 158 degrees, instead of 194 degrees for the stock valve. This applies to vehicles from 2014-2020. I have a 2014 GMC Sierra 1500, Crew Cab, 4WD, 5.3L. When I am pulling an RV trailer, my transmission temperature is usually 194 degrees.Circle D Pro Series 1800-2000 Stall Speed LS 6L80 300mm Triple Disk Torque Converter. This converter is a fantastic upgrade over the OE 6L80 Converters. A daily-driver friendly stall speed coupled with billet components makes this a no-brainer for your mild cam 6L80 truck build! Converter Diameter: 300mm - 12".2016 Silverado. Joined Apr 25, 2021. 38 Posts. #24 · Apr 14, 2022. I modified the thermal bypass valve on my 2016 Silverado 6L80E transmission using the Superior Transmission valve rebuild kit. My transmission fluid temperature around town used to run 191°. Now it is holding at 144°. It will typically be 40° to 50 ° below engine coolant ...Description. Transmission Cooler Line kit specifically made for the 6L80E, 6L90E, 8L90E, and 10L90E transmissions. Includes everything you need to go from the transmission to the radiator. Black covered stainless steel braided high pressure hose with all the correct fittings. Includes a billet transmission manifold to connect to the transmission.Seal critical circuit pressure losses in GM 6L45, 6L50, 6L80, 6L90 valve bodies with Sonnax Zip Kit 6L45-6L90-ZIP. Tech Resources ... GM 6L80 Series Transmission Upgrades & Repairs 6L80 Series Pump Drilling Demo with …4L60-E Mod/Upgrade Info (with Pics) In late 1981, GM introduced a 4 speed automatic transmission for the 1982 model year and designated it the 700R4. In 1992, GM began using an electronically controlled version dubbed the 4L60E. For 1997, the 'late' version of this tranny came into use and is still in widespread use today. ….

10L80 Transmission. The 10L80 transmission is a 10-speed longitudinal automatic transmission that was designed to operate near the efficiency of a CVT while improving fuel economy in GM high-horsepower vehicles highlighted by the Camaro, Suburban, Tahoe, and Escalade. The 10L80 was a joint engineering effort between GM and Ford.Showcase technical Highlights and features and benefits of STL010, STL-6L80E valve body update/upgrade and the STL012, STL018, and the K0146 SuperTuff® shim ...2016 Silverado. Joined Apr 25, 2021. 38 Posts. #24 · Apr 14, 2022. I modified the thermal bypass valve on my 2016 Silverado 6L80E transmission using the Superior Transmission valve rebuild kit. My transmission fluid temperature around town used to run 191°. Now it is holding at 144°. It will typically be 40° to 50 ° below engine coolant ...South. Apr 6, 2022. #1. Anybody install the new trans cooler thermostat ( TSB GM # 21-NA-199) on their truck? I’ve seen DIY thermostat hack on Youtube to bypass the thermostat. Supposedly the new thermostat opens at 158 degrees and keeps the transmission from reaching the usual 190+ temps.Silverado GM 6L80 Transmission Thermostat (TBV) upgrade Runs 40 degrees cooler! TSB 21-NA-199. Transmission Fluid Thermal Bypass Valve, Add another measure of protection and increase fluid flow to the transmission Increase cooling . The CORRECT Way To Delete Your 6L80E Thermostat 2014-2018. TGM-100-T1 Improved Racing Transmission Cooler Adapter ...If you have found this video helpful, and you wish to donate to me, follow this link!! its easy!!https://paypal.me/aaronhinesauto?locale.x=en_USFollow this c...Anyone else out there with a bad thermostat or waiting on a thermostat? Reactions: Miami-Dade and OR VietVet. Nov 29, 2023 #2 J. Jay P Wy Member. Joined Oct 15, 2023 Posts 36 Reaction score 32 Location ... HP Tuner for 2016 Tahoe L83/6L80. Latest: RobH; Today at 12:52 AM; Performance. Forums. 2021+ Tahoe/Yukon/Escalade Models. 3.0L Duramax ...See a GM notice on a temperature controller for the 6 speed transmissions that should be looked at, changed if it is the higher temp. bypass valve. For the... it works sort of like a coolant thermostat except that it only allows internal fluid flow until reaches at …4l60e vs 6l80: Difference Between 4l60e and 6l80 Transmissions Read More. Transmissions / 4l80e / 6l80e. ... Keep your 6l80e cool with the help of a transmission cooler upgrade. Learn more about the best 6l80e transmission cooler options for your car, truck or SUV! 6l80e Transmission Coolers Read More. Posts navigation. 1 2 Next. 6l80 thermostat upgrade, Are you tired of constantly adjusting the temperature in your home? Do you want a smarter, more energy-efficient way to control your heating and cooling systems? Look no further th..., Silverado 6L80E Transmission Thermostat Delete (2014-2018), 41% OFF Anybody with a speed, need help! 2014 2019 Silverado Sierra Thermal valve bypass update Chevy Silverado and GMC Sierra Forum, Sonnax Zip Kit 6L45-6L90-ZIP targets the root cause of multiple complaints by sealing the critical circuit pressure losses in the GM 6L45, 6L50, 6L80, 6L90 valve body. The kit contains uniquely designed parts to prevent the loss of pressures within the main line, clutch apply control, solenoid feed and lockup control circuits. The kit also seals multiple circuits known to suffer from end plug ..., The manufacture of the 6L80 began in 2005 and was released in most GM vehicles in the model year of 2006. The transmission lasted until 2016, available in 6L80 vs 6L90 versions. 6L90 Transmission. GM introduced a stronger variant of the 6L80 transmission within a year, known as the 6L90 transmission, RPO code MYD., For newer models with a 6L80 or 6L90 however (2014+), the transmission cooler lines utilize a built in thermostat that remains closed and does not flow to the cooler until the fluid reaches 190 degrees. To combat this, many late model Silverado and Sierra owners will modify the thermostat to bypass it which allows fluid to continually flow to ..., Dig in with me as we explore torque management and virtual torque.Link to PPThttps://drive.google.com/open?id=12tzw22zAmO3_w3srF85xqk4TybVyl2KI&authuser=dank..., Transmission Cooling System Upgrade Kit For 2014-Up GM 6L80 6L90 Cadillac Chevy GMC & 2016-Up 8L90 8L80 8L90E 10L90, Replace#STL010 Cooler Flow Bypass Valve Kit 3.7 out of 5 stars 19 1 offer from $16.99, Superior STL010 Fits all 2014-up 6L80/90E AND NOW FITS 8L80/90E 2016-up Superior. $38.00. Free shipping. STL010 6L80 6L90 8L90 SURE COOL SYSTEM UPGRADE SUPERIOR USA + Bypass Gasket. $46.90. Free shipping. Fit 2014-Up 6L80 6L90 8L90 10L90 SureCool Cooling System Upgrade Superior STL010. $9.99. Free shipping., Feb 21, 2024 ... Bypass Upgrade for 6L80 Transmission. 460 views · 2 months ago ... 6L80 Torque Converter Issues Explained. The Diesel Scientist •25K views · 9:45., Please watch this video for benefits of and demonstration of installing a 6L80/90 Cooler Bypass Valve Delete Kit on your vehicle., 6L80E Transmission Temp. I just recently bought a 09 Silverado 1500 with the 6L80E trans. I am not familiar with trans temps in these trucks. I was watching mine and it was up to about 210-230 at certain points on the highway running about 80mph on my hour long drive, not towing anything., 6L80 6L90 Transmission Cooling System Upgrade Kit For 2014-up GM Cadillac Chevy GMC and trucks & 2016-up 8L90 8L80 8L90E 10L90 Replace #STL010 Cooler Flow Bypass Valve Kit Visit the Sunluway Store 4.3 4.3 out of 5 stars 8 ratings, 6l80e Transmission Fluid Temperature. The 6l80 normal operating temperature is in the 180-200 range when fully warmed up, and this based on the thermostat that prevents transmission fluid from running through the whole transmission cooling system in an effort to improve gas mileage., We created a detailed guide showing all the steps necessary to flush your 6L80 transmission and change the filter. This guide can also be used to do a transm..., It is a 6l80. No aux trans cooler. Raekal. PM 2021. Full Member. Joined Apr 5, 2021 Messages 374 Location Flint, Mi. May 14, 2021 #2 ... I have been reading some of the threads about the trans thermostat and will probably remove mine to try and help it have a longer life. ... it's a pretty common upgrade and was factory on the 6.0's with towing ..., Transmission Cooling System Upgrade Kit For 2014-Up GM 6L80 6L90 Cadillac Chevy GMC & 2016-Up 8L90 8L80 8L90E 10L90, ... I installed this in less than 30 minutes and hope to avoid the transmission overheating …, 6L80E SS Mega Monster Transmission Complete Rebuild Kit 2006-UP. Rated up to 750hp/700tq, Build your very own Monster using the same parts in our World Famous Transmissions. (A Torque Converter is highly recommended with this kit.) Monster Sale Price: $2,499.00. Buy in monthly payments with Affirm on orders over $50., Transmission Cooling System Upgrade Kit For 2014-Up GM 6L80 6L90 Cadillac Chevy GMC & 2016-Up 8L90 8L80 8L90E 10L90, Replace#STL010 Cooler Flow Bypass Valve Kit 8 $16.99 $ 16 . 99 0:55, Sonnax Transmission Company 2 Imtec Lane, Bellows Falls, VT 05101-0440, USA. 800-843-2600 · 802-463-9722. Contact Us. Find top-quality 6L80, 6L90 performance transmission parts to enhance any build, from tuning pressure and restoring valve body function to ramping up shaft and clutch durability., Part number is 86774933I picked mine up from here: https://www.gmpartsstore.com/oem-parts/gm-f-s-valve-86774933, CLICK on the Blue Link below to view the parts that are being talked about in this video SUPERIOR SOLUTIONS SURE COOL https://amzn.to/40heNZdTRANSGO BYPA..., 6L80 automatic transmission rebuild kit. Fits: GM, Cadillac, Chevrolet, GMC, Hummer, and Pontiac. 6L80, 6L80E, 6L80-E, MYC 6 speed automatic. 2006-up. This master overhaul transmission kit comes with the following rebuild parts: Full Transtec overhaul gasket set; Complete set of friction clutch plates; Front pump Teflon bushing; Internal high ..., 18. Switch the TransFlow DT-45096 to Flow and start the engine: 18.1. Add a maximum of 4 quarts of HP Fluid to the transmission, turn the TransFlow switch to idle once 4 quarts have been added, while allowing 4 additional quarts of oil to fill the DT-graduated bucket (Reducing fluid level in the TransFlow from 16-12)., Presented by Sonnax. If you aren't sure which Sonnax GM 6L80, 6L90 4-5-6 upgrades are right for your transmission build, this video breaks down all the options. High Performance Product Line Manager Gregg Nader explains the different levels of clutch capacity available for stock/HD commercial and lightly modded street/strip performance …, CIRCLE D TORQUE CONVERTER - 6L80E - 278mm - HP SERIES - BILLET FRONT UPGRADE - 2600-2800 RPM - 07-09-07-2A The store will not work correctly in the case when cookies are disabled. Free ... Thermostats & Housings. Water Pumps & Adapters. Oil Coolers. COOLING. Heat Exchangers & Tanks. Radiators., PPE Power 125068000 Features: Add another measure of protection and increase fluid flow to transmission cooler. Increase cooling capacity with this easy-to-install billet aluminum PPE Transmission Fluid Thermal Bypass Valve for the GM 6L80 6-Speed transmission. The OEM part has restrictive internal passages., TransTec recently announced that it has replaced the paper pump stator to pump gasket for 2006-Up 6L80/6L90 applications with a new rubber-coated metal gasket. This new design will eliminate any chance of blowout or leakage along with minimizing pump stator to pump runout issues. The company says the updated kits are in stock and available for ..., Shop by Category. Superior's STL010 6L80E 6L90E SURE-COOL Cooler System is a recommended upgraded during any rebuild or as preventative maintenance to any HD GM truck or motorhome. Easy to install, save yourself or your customer thousands of dollars down the line., Get the Best Performance with Trans Go Automatic Transmission Oil Cooler Bypass Kit, 6L80, 6L90 2014-On, 8L90 2016-On, Allison 2017-19 6L80CLRBYPAS parts at JEGS. ... Thermostats; Coolant & Coolant Additives; Oil & Fluid Coolers; Thermometer - Engine Mounted; 5-Gallon Jugs and Funnels; Block Filler & Deck Plugs; Engines & Components., Dec 6, 2022 ... Bad thermostat replacement 2014 silverado 5.3. Dsmawd21•67K views · 5:54 · Go to channel. Silverado 6L80 Thermostat Delete the Right Way! *SURE- ..., Support The Channel 👇🏼👇🏼http://aaroncates.co__________________________________________________________This video was posted on 4/14/21 currently at 11,46..., Clutch Failure. First Gear Slipping. Reverse gear engagement failure. Cracked clutch drum. Stator support issues. Cracks in the 1-2-3-4 Pistons. Issues with the 1-2-3-4 pistons are common in 6L80 transmissions. The piston typically gets cracks that result in clutch failure. However, GM updated the piston., May 20, 2021 · Update to this Video there is now a GM option available for the 6L80. Both seem to work the same. The SURE-COOL is a must-have for the 14+ 6L80 and 6L90 tran...