Below you will see a complete list of common 6l90 diagnostic codes and their meanings. Trouble Code. Description. P0711. Transmission Fluid Temperature Sensor Circuit Range/Performance. P0712. Transmission Fluid Temperature Sensor Circuit Low Input. P0713. Transmission Fluid Temperature Sensor Circuit High Input.Transtar highlights the TransGo cooler flow bypass kit for GM 6L80, 6L90, 8L45 and 8L90 models as well as Allison 1000 transmissions. Years covered range from 2014 to 2022. According to the company, features of this kit include: Provides all-time cooler flow regardless of temperature; Prevents overheating; Reduces transmission fluid temperature ...The GM 8L45 eight-speed automatic transmission. According to TSB (Technical Service Bulletin) 18-NA-355, the latest update addresses "torque converter clutch (TCC) shudder conditions on 8L45 and ...GM 6L80 Transmission Cooling System Upgrade. • Reduced risk of overheat while under load, Increased ATF life. ... instantly lowered my transmission temps and has a fail safe should the cooler clog. My transmission temp was regularly around 194 driving around town. Now it's around 156. Verified purchase: Yes Condition: New Sold by: tranzdepot ...The Supermatic 6L80 RWD is a fully automatic, 6 speed, rear-wheel drive, electronic-controlled transmission. It consists primarily of a 4-element torque converter, an integral fluid pump and converter housing, a single and a double planetary gear set, friction and mechanical clutch assemblies,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.In this video make sure the steps and procedures necessary to replace the transmission cooler line assembly on a 2014 Chevy Silverado. He's procedures will b...This identification guide covers GM 6L45, 6L50, 6L80 and 6L90 valve bodies, plus the BMW early- and late-style transmission separator plates. Note: 6L90 Early-style ('10-earlier) also have the exhaust slots like shown above. Look for machined-down boss (A, B, C or D) on the upper casting. Generally, if the A boss is machined down, this ...12.5" for 6L80E and 14.5" for 6L90E: Factory bushing kit: Thrust bearing kit (only needed if trans overheated) Sonnax billet aluminum 1-2-3-4 apply piston: Sonnax 4-5-6 piston kit: Optional but strongly recommended: Sonnax Zip Kit: Transgo Reprogramming kit is a viable alternative: Sonnax Oversized Clutch Boost Valve kitCircle D Transmission Rebuild Kit 6L80 Level 3 quantity. Add to cart-Purchase and earn 2495 G8Only Points worth $ 24.95! *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 ...Transmission Temperature Sensor Replacement How To PO711 Code GMC Yukon Denali 8 speed Chevy Tahoe8L90 ransmission temperature sensor harness GM 24298757http... Transmission Temperature Sensor ...Before the change, I hadn't checked what the operating temps were, but during a 700 mile road trip I was averaging about 120-130 degrees for the first half of the trip, which seemed normal. However, on the second half of the trip my temp dropped as low as 111 degrees. I know lowering your temps is good, but is this too much.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) failFor GM, this was part of the release of the new 6L80e transmission. ... Like all transmission fluids, Dexron 6 is best when it's temperature is between 160-200 degrees F. This common range is best for longevity of both your transmission fluid and transmission itself.Posts: 6,181. Likes: 77. Received 370 Likes on 265 Posts. 6r80 test port? Does the 6r80 have a pressure test port? If so, where is it located? looking for a way to install a trans temp gauge, but so far I've been unable to find anything resembling a test port as I've seen in the past. any help is appreciated.Transmission Fluid Temperature Sensor Circuit Range/Performance: P0712: Transmission Fluid Temperature Sensor Circuit Low Input: P0713: ... Problem - Vehicles equipped with the 6L80 or 6L90 transmission may slip when Reverse is selected or have no/delayed reverse engagement, harsh shifts from 2-3 / 4-5 or slips while in fifth, and slipping ...Also, transmission fluid isn’t flammable. However, it is combustible, so it will ignite if it’s heated above the flashpoint. Most transmission fluid flashpoints are between 302°F and 383°F (150 – 195°C). There’s a normal situation for everything that occurs with cars, and the transmission temperature is no different.May 19, 2021 · TransGo introduces their drop-in Cooler Flow Bypass Delete Kit for General Motors 6L80, 6L90 2014-on, 8L90 2016-on and Allison 2017-2019 automatic transmissions.The cooler flow bypass delete kit provides continuous cooler flow regardless of temperature and allows you to accurately check fluid level immediately after installation without having to wait or go through a warm-up cycle.With the G8's, as well as most other 6L80E applications, you will see an increase in mpg after the flash. Almost all of GM vehicles running anny version of the 6L80E have a desired slip of around 100rpm while cruising. This new flash will eliminate the slip as well as increase the converters life. 11.49 @ 118 1.49 60' Bolt on 2010 IOM Camaro.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.Verify transmission fluid temperature (TFT) is between 86°F and 122°F. 9. If fluid does not drip from opening (underfill condition), add fluid until fluid drips slightly. ... Some …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 ...The transmission temp reached 199. This is my first time towing with my diesel and was wondering if that was normal for towing a 3500lb trailer up a steep grade. ... The 6L80 is a different trans and housing and only the 1500 with the 6L80 has the cooler bypass which is set to switch at 190F. With the panels removed and the dead of winter I was ...6L80 Minimum Trans Temp pre-Burnout. On my '12 GS drag car I was running the 6L80 with a B&M Hi Tech trans cooler in series with the cooler in the DeWitt's radiator. I could never keep the trans temps down where I wanted them. At the suggestion of my tuner I bypassed the radiator and added a Setrag stacked plate cooler in series with the B&M.Verify engine is idling at 0% throttle. Verify transmission fluid temperature (TFT) is between 86°F and 122°F. Shift transmission through entire range – hold in each range for at least three (3) seconds. When complete, shift vehicle back into PARK. Remove Fill Plug.Sep 17, 2023 · One of the key differences between the 6l80 and 6l90 transmissions is their size and weight. While nearly identical, the 6l80 is a slightly smaller transmission, with a total weight of around 195 pounds dry and 23.4″ in length. In comparison, the 6l90 transmission is about 1.5″ longer.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.2014 GMC Sierra 1500 4.3L Trans temp question. 88k mikes, 6L80 transmission: Feb 2022: installed Range AFM deactivator to prevent going into 4 cylinders. Spring 2022: noticed transmission temperatures consistently going into the 200°+ range and increased shuddering while shifting. Highest temp was 237°.1.40 GM JP (Automatic Transmissions) Ltd Tel +44 (0) 1934 852772 [email protected] www.jpat.co.uk 575 1-2-3-4 Clutch Hub 6L45 / 6L50 / 6L80 / 6L90 RWD 6 Speed D C E B A 45 898 070 034 750 311 176 313 534 314 315 536 540 535 538 539 538After the engine, the most expensive repair for a vehicle is the transmission. With absolutely no care or maintenance, an automatic transmission can last as little as 30,000 miles....Towing/ Hauling/ Plowing - 6R80 Transmission Temperature - I’ve got a 2015 F-150 FX4 Lariat Crew with the 5.0L and 6R80 Transmission & 3.31 (L3) gears. I bought the truck new and it currently has 196,000 miles and 6,902 hours on it. I tow more than I probably should with this truck, weight wise. It’s rated at 9,000...2014 Silverado, 6L80, 4x4, ~140k 5.3l Symptoms/Background. ... Transmission temperature stays below the ~190f range during all this.[/*] When left to cool down completely, I have found that normal function returned. Sometimes with the same flare, and clunk, other times, just normal. I am able to put it in drive, and drive like nothing happened.An easy, no-hassle cost-effective drop-in Cooler Flow Bypass Delete Kit for General Motors 6L80, 6L90, 8L90 and Allison transmissions. ... Reduces transmission fluid temperature; Eliminates thermostatic assembly; Allows you to accurately check fluid level immediately after install without having to wait or go through a warm-up cycle; Includes:2145 posts · Joined 2012. #9 · Nov 18, 2021. I had the same issue on my 2018 suburban with the 6L80e temp reaching 210F during summer driving into town stop and go traffic. Best modification I did was the bypass thermostat delete. Now the temps don't go over 180F in stop/go traffic and cruising highways at 160F.When Park or Neutral is selected after the transmission was operating in Drive, or Reverse, exhausting 3-5/Reverse Feed fluid unseats the checkball. This allows for a faster exhaust of 3-5/Reverse Feed fluid and a quick release of the 3-5/Reverse clutch. 08-21. 6L80 CHECKBALL LOCATION AND FUNCTION.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 …Therefore, if the engine temp thermostat is 195f, the transmission fluid is likely to be at 195f at some point. Ray '09 Avalanche LTZ - 5.3 - 4x4 - Black. Save Share. ... Better put a 158F bypass thermostat on your 6L80e if you want it to last over 200k miles. That's all you need. And of course a regular 40k mile fluid and filter change.The 6L80E is a robust six-speed automatic transmission commonly found in a range of vehicles, including trucks, SUVs, and sports cars. While it is known for its durability, it can benefit significantly from custom tuning: Improved Shift Quality: One of the primary advantages of transmission tuning is the enhancement of shift quality.In this video, i go over 2 very common problems with the 6L80E that would cause no forward movement. First is a shrunk down #1 checkball and the 2nd is a cra...A transmission cooler is an essential component for maintaining the health and longevity of your Yukon’s transmission. It helps lower the transmission fluid temperature, thus preventing transmission overheating. Upgrading or maintaining your transmission cooler keeps your transmission running smoothly during heavy use. Electric FanNov 16, 2021 · 2145 posts · Joined 2012. #9 · Nov 18, 2021. I had the same issue on my 2018 suburban with the 6L80e temp reaching 210F during summer driving into town stop and go traffic. Best modification I did was the bypass thermostat delete. Now the temps don't go over 180F in stop/go traffic and cruising highways at 160F.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 ...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, 2018.6L80/L83 trans tune questions So my tune on my engine I feel is spot on. ... Performance Parts, Electric Fan Kits, 4l80e swap harnesses, 6l80 -> 4l80e conversion harnesses, Installs. 12-19-2022 #4. Estep40511. View Profile ... you might have to use a snap on tool or autel scan tool unit, HPtuners doesnt always work even at the correct temp ...The 6L80 transmissions heralded significant changes in the overall design of automatic transmissions fabricated by General Motors. ... When a converter clutch stays locked up, it can cause a significant increase in the temperature of the engine coolant. Likewise, a locked stator one-way clutch can cause your vehicle engine to overheat, ...Expert Reply: The general rule is to keep the transmission fluid at or below 200 degrees Fahrenheit. When towing, especially in the mountains and in summer time, the transmission fluid temperature can increase much higher so adding a supplemental cooler is a good idea. A supplemental cooler can decrease the temperature significantly due to more ...dipstick. Based on accessibility, transmission fluid may be added through the fill tube plug assembly hole (1) or through the oil level check plug hole in the bottom of the transmission fluid pan (2). Final level check, engine idling, transmission in park, temperature must be 86-122*FWhat is a good transmission temperature range for a 6L80 in a 2015 Chevy Silverado 1500. Also can the fluid be to cold - Answered by a verified Chevy Mechanic.Jun 24, 2021 · Figure 1. Getting back to the 6L80 transmission, with the years they have been on the road; we now see the types of failures for which they are susceptible. Things like converter clutch failures, output carrier lube failures, 4-5-6 clutch burnout, 4-5-6 clutch hub with the output carrier shaft snapping or twisting (caused by shift overlap ...Some 6L80 / 6L90 transmissions do not use a dipstick. Proper fluid level is achieved when fluid begins to drip from the ... Verify transmission fluid temperature (TFT) is between 158°F and 212°F. 5. Perform three (3) cycles of PARK - REV. When complete, shift vehicle back into PARK.6L80/90 technical information. Pressure test port: passenger’s side behind bell housing. Pressure test specifications, have transmission full of fluid and warmed to operating temperatures, Use scan tool to command EPC solenoid for test. Without scan tool you will have approximately 45-80 psi at idle and upwards of 300 in gear atProximity 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 ...Aug 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.Sonnax introduces GM 6L80, 6L90 output planet saver kits. Sonnax has introduced new output planet saver kits for GM 6L80 and 6L90 transmissions. The company says these kits can repair and prevent common concerns and save the planetary assembly when installed.6L80/6L90: Issues That Could Drive You Crazy. October 13, 2023. 5,754 Views. 9 Min Read. By now, most major shops have had enough exposure to 6L80 transmissions to realize that they will be around for quite some time, providing plenty of work. Patterned failures for this unit have been covered in previous editions of GEARS …Nov 7, 2018 ... ... temp comes down. Depending on the ... Not sure if that applies to your transmission, but every transmission ... DIY: How To Keep 6L80 Transmission ...Let's talk about locking and unlocking the TCC (torque converter clutch).No files for this video, but here is the link in case you missed it previously.Googl...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.When you get behind the wheel of your car or truck and put it in gear, you expect it to move. Take a closer look at vehicle parts diagrams, and you see that the transmission plays ...Apr 1, 2013 · Upon further inspection, we found that the TCM did have a code P0218 stored, a code for transmission over-temp. At this point, we cleared the code and went for a road test. At first, everything appeared to be operating normally. The converter clutch was applying with no slip concerns, and fluid-temperature readings were fairly normal.The input speed sensor faces the 1-2-3-4 and 3-5-R clutch housing and is triggered by splines on the housing outside diameter. The sensor receives 8.3-9.3 volts from the TCM, and produces a signal frequency based on the spline profile and rotation speed of the 1-2-3-4 clutch housing. The TCM uses this signal to determine line pressure, shift ...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.When you get behind the wheel of your car or truck and put it in gear, you expect it to move. Take a closer look at vehicle parts diagrams, and you see that the transmission plays ...With this method, the transmission is tested as a complete system, as opposed to disassembling the transmission components and testing each separately. 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.Are you currently on the hunt for a new job? Perhaps you’re looking for temporary employment to bridge the gap between jobs or gain valuable experience. In either case, working wit.... Ford seems to think that 219 degrees is a mid range for transmission Shiftworks® sells shifters, parts, and accesso Transmission hot mode is entered when the Transmission oil temp exceeds 135 degrees celcius (thats 275 antique degree units), You can log the Hot mode pid and play with your temp sensor resistance to verify if you want, but at this temperature you can most likely smell the oil anyway. Trans oil begins to discolor around 115 to 120 degress ...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... Replacing the Thermal Bypass Valve (ther Nov 22, 2023 ... Welcome to the Trick Shift Garage! In this video, we'll show you how to change the fluid and filter on GM's 6L80 transmission.Our high-performance transmissions —including GM 6L80 (level 1 and 2) and GL90 — are built to the horsepower, torque, and rear gear ratio specs of the engine that it will be matched to. Also featuring a torque converter, the transmissions come with a complete master overhaul kit with new gaskets, seals, rings, and pistons. See a GM notice on a temperature controller for the 6 s...
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