Newer GMC trucks with 6-speed 6L80 transmission can suffer intermittent or constant transmission issues. Symptoms include harsh or delayed shifting, inability to engage certain gears, and slipping when shifting gears. ... Faulty transmission fluid temperature sensors send incorrect and implausible data. The TCU will recognize this and trigger a ...Oct 20, 2022 · October 20, 2022. The transmission fluid temperature of some 6L80 6-speed automatic transmissions (RPO MYC) and 6L90 6-speed automatic transmissions (RPO MYD) may be too hot under some operating conditions. Affected models include 2014-2020 Tahoe, Suburban, Yukon; 2014-2021 Silverado 1500, Silverado 2500HD/3500HD, Express, Sierra 1500, Sierra ...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...The synthetic fluid will not breakdown over 250F but the rubber valve seals and apply piston seals get very hard and shrink due to high temps and they fail to seal and begin leaking fluid under pressure causing shifting issues. I shoot for max of 190F on trans fluid temp esp when towing.11 OBDG07 TRANS Diagnostics 6L80/6L90 COMMON SECTION 1 OF 8 SECTIONS 6L80/6L90 COMMON SECTION Page 1 of 110 1 OF 8 SECTIONS. COMPONENT/ SYSTEM FAULT CODE MONITOR STRATEGY DESCRIPTION ... temp of trans oil temp, substrate temp and power up temp. Out of 3750 Sample Counts (100ms loop) Non-continuous (intermittent) failAug 9, 2021 ... WHAT BETTER PLACE TO TEST OUT THIS 6L80 MOD THAT DEALS WITH HEAT. TODAYS HIGH TEMP OUTSIDE IN DEATH VALLEY WAS 133F DEGREES.May 31, 2021 · This is the second part of a three part series covering the 6L80/90 torque converters and their issues and failures. In this video, I go through the interna...I've read thru the 6l80 threads but haven't seen anything exactly like what I'm seeing with my 2009 Yukon Denali XL. The truck has just under 164k miles. 1. When cold and under light throttle or if I have to lift throttle slightly just before a 1-2 or 2-3 up shift, the transmission will shift with an audible clank.Is your 6l80e or newer transmission from GM overheating. These are some tips and an often times over looked culprit. The thermal bypass valve should be repla...In the 6l80e transmission, the first gear ratio is typically around 4.03:1. Second gear ratio: The second gear ratio is slightly higher than the first gear ratio, allowing for smoother acceleration and a balance between power and fuel efficiency. In the 6l80e transmission, the second gear ratio is usually around 2.36:1.Upfitter doc matrix from GMupfitter.com shows 5.3L getting MYC-6L80 and 6.0L getting MYD-6L90 . Save Share. Like. S. ss502gmc. ... Never seen my trans temp much above 200 when plowing or towing. GM says normal operating temp is 180-220. Save Share. Like. J. jklawn&Plow.Dec 19, 2020 · Asked by Visitor in Grovetown, GA on December 19, 2020. Just got a new 6l80 put in my truck and noticed the trans temp was a little higher than the old trans. I plugged in my snap on scanner and it showed two different trans temps. One was transmission fluid temp which was about 190 which is normal. The other was TCM …Genuine Kostal (GM Original Equipment Manufacturer - OEM) connector replacement pigtail for many GM 6-speed automatic transmissions from 2007-newer engine harnesses. Commonly used with GM Vortec LS-Series, LS1, LS2, LS3, and LSA engines. This transmission can be found in many common vehicles such as Cadillac Escalade, CTS, …TCC locked, very little load on the trans, cool temps = cool trans. But 111*F does seem lower than normal. Even when I'm plowing, my trans only gets up to about 175*F. My truck has the OEM external trans cooler (rpo KNP). '13 SLE 4x4 ExtCab 5.3 6sp 3.42 G80 Z82 Z60 Fire Red. Bought new. 25,700 miles.Hard work means the internal temperature of your transmission will rise. To keep your transmission running at a safe temperature, keep the reading between 160 and 220 degrees. Some transmissions can run a safe normal transmission temp at temperatures a little higher than that range. But these numbers work as a general rule of thumb.Nov 19, 2020 · Disassemble Range Sensor for Flush 6L50E 6L80 6L80E Transmission Filter ServiceVF taking off as like normal in Sports Manual Mode Fault Code P0705Fault Code...Proximity of the exhaust has nothing to do with trans temp. I have a truck with a full flow cooler (deleted thermostat) and trans temps in summer are in the 150-160 range. In winter, it struggles to hit 130. ... `16 Suburban 6L80 Thermostat Update. zfasts03; Sep 26, 2022; ATF, Differential, Trans, Brakes, P/S; Replies 17 Views 5K. Jun 12, 2023 ...Oct 14, 2017 · hey guys! i have a 2007 truck with a 6l80e transmission. The truck has a 1-2 hard shift. and the 2-3 is slightly wonky.. 3-4, 4-5, and 5-6 are PERFECTLY SMOOTH. The tranny has stock tune on it so does the engine. Fluid and Filter was just swapped out with pan drop about 5 months ago.Oil temps look ok, but the transmission temp is way too high. Install an aux trans cooler and try to keep the trans temps around 180. 03-16-2012, 10:19 PM ... (6L80 / 6L50 / TR6060 / AY6) 4: 02-17-2011 09:06 AM: Normal coolant temperature: Sturmer: Mechanical Maintenance: Break-in / Oil & Fluids / Servicing: 5: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 . ... temperature sensor, speed sensors and solenoids. 100% dynamometer tested with TCM (transmission control module) validation using a state-of-the-art CAN ...KNP - HD AUX TRANS. COOLING SYSTEM. I cannot hardly get my transmission up to 180 which is the "HOT" check temp even in the middle of the summer on a 90 degree day unless I drive it real hard or tow something heavy. 2013 Silverado 1500 LT, Z71, 5.3L, 6L80e, 4X4, HD Towing pkg. If you can't fix it with a hammer, it is an electrical problem.Utah. Jul 23, 2018. #4. The average rule of thumb for transmission temps are 100 degrees over ambient temperature-in GM half ton trucks with the six speed transmissions. This is discussed to death on the various truck forums on the Internet. BTW-the Dex 6 has been tested up to 275 degrees. Last edited: Jul 23, 2018.The magnet passively collects this metal debris from the oil as you drive. This maintains the integrity of the oil and keeps metal particles from interacting with other components in your vehicles. Occasional magnet cleaning keeps the oil pure and your vehicle running at peak performance. Browse our site and find the right one for your truck.C6 Tech/Performance - huge trans temp drop 6L80 - Last Saturday (about 10 days ago) I had my Borla system installed but first I used DEI 2 wide black heat wrap to wrap the x-pipe and also the over-zxle pipes that run next to the transmission. Previously the trans temps during the day would easily go over 210 (or...Yup I've monitored the temp. Hottest its been ever is 190. Normally runs low 100's. When I'm towing i leave the trans temp display up 100% of the time anyways. Im gonna pop the pan and r&r the filter and fluid today as long as there is no metal in the pan. Probably replace a qt or 2 with lucas trans additive also if all looks good.Transmission temperature gauges provide an accurate idea of how warm your trans temps are at all times. See our recommendations for the best trans temps gauges! ... 6l90 Transmission Parts Diagram; 6l80 vs 6l90: Difference Between 6l80 and 6l90 Transmissions; Affiliate Disclaimer.Sonnax Transmission parts for GM 6L80 applications ... Temperature sensor codes; Learn More. Featured. Remanufactured TEHCM GM6L-TEHCM-C6. Typically fits Cadillac 2012-2015; Chevrolet 2011-2020; GMC 2011-2020; Isuzu 2012-2016 . Helps cure: Solenoid electrical circuit faults;COOLER FLOW BYPASS DELETE KIT. Fits 2014-on 6L80, 6L90, 2016-on 8L90, 2017-19 Allison. An easy, no-hassle cost-effective drop-in Cooler Flow Bypass Delete Kit for General Motors 6L80, 6L90, 8L90 and Allison transmissions. Corrects/Prevents/Reduces: Provides all-time cooler flow regardless of temperature. Prevents overheating.Trans temp is insane! Just came back from a drive, 82°F at 9pm. Fluid temp at 190°F! Just had my torque converter and other parts replaced a week ago. Ordered the thermostat kit this morning. 2016 1500 LT with the 6L80. I have a 4L60e in my 2005 Pontiac GTO that has a LS2 6.0L in it. I installed a transmission temp sensor and it operates ...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.The 6L80E transmission has been the go-to for Chevrolet in many of its RWD performance vehicles. From the 6th generation Camaro SS to the C7 Corvette, the 6L80E is a popular option for those looking for an automatic transmission that can hold up to some serious power. The 6L80E is a 6-speed automatic transmission that features a 4.02:1 first ...Denmark's push to kill the country's farmed mink over fears they will spread a new coronavirus mutation is set to ripple through the global fur industry. Denmark’s push to kill mil...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 temperature.Feb 28, 2022 · 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).6L80e Trans temp Are there any tables that I should be specifically looking for that will help with keeping the transmission temperature down? The combo is a a 2014 Head,cam,2.9 Whipple 5.3, reg cab Silverado with a 3000 stall converter.6l80e fluid temp question? ... Hi everyone got a little bit of a question about the temperature of the transmission fluid but I'm not sure it should be a concern yet 2011 GMC sierra 1500 with the six speed 6L 80 E transmission. on the weekends I pull a trailer and for the most part it does excellent, no shifting problems, no problems at all ...Nov 17, 2023 · 2010-Up GM 6L80, 6L90 Valve Body Repair Kit. 8 TORLON HD Check Balls. 6L90 2010 - 2020. 6L80 2010 - 2020. Updated Valve Body Separator Spacer Plate with Bonded Gaskets For Type 2 Valve Body.G Force RCG-6L80 Transmission Crossmember, 84-88 G-Body, GM-6. Material Type: Steel. Finish: Black powdercoated. $410.00 /each. Add to Cart. Chevrolet Performance Parts | #35519420358. Chevrolet Performance 19420358 LS-Engine Trans Install Kit, 6L80E. $152.48 /box. Add to Cart. G Force Crossmembers | #64067696.This typically has a normally working OSS, but no movement Forward or Reverse. Line pressure will typically be normal with this condition. . 3-5-R Drum weld broken/cracked is typically a no or slipping Reverse condition along with 3rd and 5th Gear issues. Hopefully this will help many of you in the repair of GM 6L45, 6L50, 6L80 and 6L90 ...6L80e Trans temp Are there any tables that I should be specifically looking for that will help with keeping the transmission temperature down? The combo is a a 2014 Head,cam,2.9 Whipple 5.3, reg cab Silverado with a 3000 stall converter.Nov 20, 2020 · ELECTRONIC COMPONENTS. In the 6L80 transmission, the TCM, both shift solenoids, all 6 of the pressure control solenoids, the TFT sensor and fluid pressure switches are contained in one unit, the Control Solenoid Body and TCM Assembly, which is located in the bottom pan, as shown in Figure 6.Aamco just put a "new" transmission in for me. Ive had the truck (2011 tahoe) back for 12 days and am having issues similar to when i dropped it off at aamco. I drive in atl traffic daily, it sometimes hard shifts, lurches when costing at low speed, 10-20 mph in first gear, and the temp seems to stay between 200&220.Oct 20, 2022 · October 20, 2022. The transmission fluid temperature of some 6L80 6-speed automatic transmissions (RPO MYC) and 6L90 6-speed automatic transmissions (RPO MYD) may be too hot under some operating conditions. Affected models include 2014-2020 Tahoe, Suburban, Yukon; 2014-2021 Silverado 1500, Silverado 2500HD/3500HD, Express, Sierra 1500, Sierra ...6L80/6L90 harsh violent downshifts. So anytime I have ever disabled torque management on down shifts on the 6 speeds I will get a very hard violent nasty feel on power down shifts. Like rolling at any speed whether it be wanting to pass someone at 50-60 mph or just rolling at 20 mph it feels like it damn near wants to break something in the ...Mac OS X only: Transmission is an open source, lightweight bittorrent client. Mac OS X only: Transmission is an open source, lightweight bittorrent client. As a first-time Mac owne...TransGo Transmission Cooler Bypass Delete Kits 6L80-CLR-BYPASS TRG-6L80CLRBYPAS. 5 out of 5 stars. Part Number: TRG-6L80CLRBYPAS. Estimated Ship Date: Today. $13.90. Overview. Applications. Q&A. Reviews. ... * Reduces transmission fluid temperature * Eliminates thermostatic assemblyGMC Sierra 6L80 Transmission / 6L90 Transmission 2016, Genuine GM Parts™ Automatic Transmission Manual Shifter Auxiliary Position Switch by ACDelco®. ... GMC Sierra 6.6L 1000 Transmission 2016, GM Genuine Parts™ Automatic Transmission Range Selector Lever Position Switch Bolt by ACDelco®. GM Genuine Parts Bolts are designed, engineered ...Circle D Transmission Rebuild Kit 6L80 Level 4 quantity. Add to cart. Purchase and earn 3590 SSOnly Points worth $ 35.90! *Must be logged in. ... The ideal operating temperature for this transmission is 180°or less. These transmissions have a tendency to run very hot - the cooler will lower operating temperature and recovery time which in ...To develop this test method, a 6-cylinder EcoTec 4.3L engine with a 6L80 six speed automatic transmission from a 2014 Chevrolet Silverado was installed in an engine dyno test cell. The transmission dataset includes gear efficiencies, torque converter slippage and K factors, oil temperature and pressure, and OBD/epid CAN bus data.Newer Chevrolet cars with a 6-speed 6L80 transmission can experience sporadic or constant transmission issues. This ranges from harsh or slow shifting, failure to engage gears, or gear slipping. ... Chevrolet cars with 8-speed automatic transmissions suffer from issues related to transmission temperature. This can range from simple symptoms ...Rough downshifts seem to be a trait of the Hydra-Matic 6L80 6 speed Automatic transmission (MYC), been to the dealership and drove a few new trucks after experiencing it in mine and they all had the same shift trait. Hard to get used to. I'm told most of the reason it does this is due to the freewheeling action that enables it to coast better ...On a 200+ mile trip this summer, towing my cargo trailer, with a 107 OAT, my transmission temp never exceeded 209 degrees. That's true in the OP's truck. However-in my 2018 GM decided to install a transmission thermostat at it's set at 190 degrees. It doesn't matter the winter weather-it still runs at 190 degrees.As its name implies, the AppData/Local/Temp folder contains temporary files. Those files contain temporary information while a process is creating other files. Normally, Windows de...94 posts · Joined 2021. #1 · Jan 10, 2022. I’ve heard some chatter that GM released an updated thermal bypass valve for the 60l80e 6 speed transmission. The updated valve is suppose to allow the transmission to run cooler. Opening at 158 degrees instead of the 194 degrees F. I can’t find an updated part though.Information about GM's 6-speed 6L90 MYD Hydra-Matic transmission, including details, specifications, vehicle applications, and more. ... The 6L80's 32-bit transmission control module (TCM ...6l80e fast learn procedure problem. I have read the stickys and researched like crazy. My issue is everytime I try and get it to do a fast relearn the scanner status says Temp Low. Ive logged trans temp in Celsius like the sticky say to and can only get trans temp up to around 79*c which is around 170*F. Stickys said mandatory of 70*+C.Support the Channel and Buy some MERCH! https://www.jorgesspeedshop.com2019 Camaro ZL1 MOD LIST:Pray TunedRotofab Big Gulp2" Speed Engineering HeadersE40Best...The 6L80 denotes that the transmission is a 6-Speed, Longitudinally mounted, and for 8000 lbs. vehicle weights. It's RPO code is "MYC" and it is domestically manufactured in GM's Ypsilanti, Michigan plant. Newer to the transmission world is its use of direct clutch-to-clutch shifting and the total lack of bands.When dry, the fluid capacity of the 6L80E transmission is between 12.2 and 12.4 quarts. Knowing the dry fluid capacity of your 6L80E transmission is essential for determining how much fluid to buy when it's time to do maintenance on your car. 6L80E transmission fluid temperature sensor815 posts · Joined 2023. #1 · May 31, 2023 (Edited) Hi All, I'm brand new here but active on other GM forums where the 6L transmissions are actively being discussed so figured I'd start a similar all-encompassing transmission thread with videos, links and other information as it relates to the 6L80/90 transmissions.Low fluid is a transmission killer. Old, worn out, or burned fluid will cause the transmission to run hot. Transmission slipping is another hint that the fluid is low and old. A defective solenoid can cause the transmission to run hot. Driving habits, conditions, and weather are other possible causes of transmission overheating.Temperature Sensor 6L80. 138 of 153. Transmission model: 6L80; Part type: Temperature Sensor; Description. A transmission fluid temperature (TFT) sensor is ...The 6L80 can use either a 258mm or 300mm torque converter. The 6L80 is ideally suited to complement GM's LS or LSX engines that are used in two-wheel drive applications. With a modular design, 6L80 transmissions remanufactured and sold by Certified Transmission have components that are common to the six-speed group of transmissions.The harder I drove it, the higher the temperature would go. - Driving at 70 MPH in 105 and above would generate transmission temperatures between 210 and 220. Again, drive it harder and it got hotter. Kind of what you'd expect. - Driving at 80 MPH in 100/105 caused higher transmission temperature.A little story to the day my transmission in my 2018 Silverado decided to heat up to 221 degrees!!!_Thanks for watching!_Please sub and help me reach 1,000 s...Monitoring it further though, the transmission never warms up to the recommended 195-200F. It also had a few cases where the temp dipped to 100 on the dash (lowest number). Transmission Thermostat. On the 6L80 and 8L90 series, they introduced a thermostat to help increase the temperature to around 200 on daily driving.