The newest Dexron 6 is designed to still work all the way to 260 as the trannys are. True you are losing a little clutch plate life, and runing at 210 is preferable. Remember new engines run at 200 f and trans cooler lines go through the radiators. Wannabe.According to one mechanic, the 2007 Silverado's transmission cannot exceed 300 degrees F. The 2011 models and maybe 10 and 12 as well, should not go above 270 degrees F and definitely not above 285 degrees F. That was taken from a direct GM quote. Some dealers put the mark at 212 degrees F to be on the very safe side of things.Bulletin No.: 22-NA-182. Date: September, 2022. INFORMATION. Subject: Information on 6L80 6L90 8L90 10L80 10L90 10L000 Equipped Vehicles With A Harsh Shift, Shudder, Surge, Stall, Transmission Overheating and/or High Transmission Fluid Temperature.Built-in thermostat reduces wear, improves horsepower, and eliminates other issues caused by overcooling of the transmission fluid. 100% bolt-on for 6L, 8L, and 10L series General Motors automatic transmissions. Two thermostat temperatures to choose from: 140ºF and 160ºF. -6AN female O-ring boss ports for connection flexibility; choose any line size and …GM Transmission RPO Codes: 6L80– MYC; 6L90- MYD; 4L60E- M30; 4L60E- M30; 4L60E- M30; 4L65E- M32; 4L80E- MTI; Every modern GM vehicle has one of these sheets in its glove compartment. Use it to verify the vehicle has a M30 4L60ENow, if the transmission is out of the vehicle (or if you don’t trust a sticker), the 6L80E has an 18 bolt case.Chevrolet. Number: 22-NA-182. Title: Information on 6L80 6L90 8L90 10L80 10L90 10L000 Equipped Vehicles With A Harsh Shift, Shudder, Surge, Stall, Neutral/Flare, Transmission Overheating and/or High Transmission Fluid Temperature. Date: 9/6/2022. Models:The R&R of the TEHCM (Transmission Electronic Hydraulic Control Module) for Switch & Film Rebuilds 6L90: The Problem of having “Delayed Forward and Delayed Reverse” in the 6L80 Transmissions may NOTjust be a Problem with Malfunctioning TEHCM Switches, but may also involve LEAKSfrom Damaged Switch Films.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 ...levels. Some 6L80 applications do not utilize a dipstick. Instead a plug has been placed into the dipstick hole. The plug can be removed and the hole can be used as a fill point for transmission fluid. To check the fluid level the following procedure should be followed: ·The transmission temperature must be between 86-122 °F (30-50°C) a scanAn 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:On my `16 Chevy Suburban with the 6 speed and 5.3 L, I just did the change to the lower temp. thermostat as per TSB 21-NA-199 which lowers the temp 26 degrees F or 20 C. New full open temp. is 158F or 70C.On my `16 Chevy Suburban with the 6 speed and 5.3 L, I just did the change to the lower temp. thermostat as per TSB 21-NA-199 which lowers the temp 26 degrees F or 20 C. New full open temp. is 158F or 70C.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.GM 6L80, 6L80E, Deep Pan. Retail Price: $464.75. Price: $357.50 ea. SKU11025. Finish. Add machining of a 1/8 NPT hole for an aftermarket temperature sending unit: Add to cart. Add to wishlist. Email a friend.Part number is 86774933I picked mine up from here: https://www.gmpartsstore.com/oem-parts/gm-f-s-valve-86774933CLICK 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...Excuse me if this has been asked before, I've been out of forum for a few years, but now that I'm buying my first 'Maro with L99 I have a few questions about 6L80 transmission. First and foremost, in the 90s (and later) american cars with automatic transmissions have been known in Europe for overheating of transmission oil due to prolonged ...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...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.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.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.Its good in heating up the fluid faster but during a heat soak, temp shoots up above 200F. That's what I have observed in my 2018 Suburban. 2008 Sprinter 2500 170 - camper van. 2001 Suburban LT 2WD, 5.3, V8 311,000 miles, leaks oil now at rear main seal. stock 4L60E on 5th filter/fluid change; 2nd set of drive shaft u-joints; rear diff new ...Supermatic 6L80 Transmission Installation Kit IR 07AU19 PART No. 19367015 SHEET 4 of 12 FIGURE 2 7. Transmission oil cooler lines must be installed for proper transmission function and durability. AN-6 fittings are provided on the transmission to facilitate cooler line installation. The cooler line adapter may be removed ifGM 6L80, 6L80E Deep Transmission Pan Please note: this product will take 3-4 weeks to deliver A GM 6L80, 6L80E Deep Transmission Pan looks great but also pr. Factory 2 / 4 Melrich Road Bayswater, VIC 3153 Australia. 03 9762 8004. [email protected]. 0397628004. [email protected]. ... Can be machined for a temperature sensor; Customer Reviews.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 TEHCM for the GM 6L80/90E is 100% tested with JASPER-designed test equip- ment to verify communication between the computer and all internal inputs including: transmission fluid pressure switches, tem- perature sensor, speed sensors, internal mode switch and solenoids. JASPER offers upgrades to the early-style GM 6L80/90E transmission such ...Superior Solutions 6L80 6L90 8L90 Sure Cool System Upgrade:https://www.amazon.com/dp/B0BCL9M23T?psc=1&ref=ppx_yo2ov_dt_b_product_detailsPlease watch this video for benefits of and demonstration of installing a 6L80/90 Cooler Bypass Valve Delete Kit on your vehicle.Installed my freshly built 6r80 (GPZ clutches, intermediate shaft, billet planetary, 2C converter) I noticed the trans temperature around 208-210 degrees while on the freeway. I never really paid much attention to the trans temperature before, Now im kinda paranoid after spending so much $$. I saw a few company's make a thermal bypass valve.Some signs of low transmission fluid are slipping or jerking motions as the gears shift, dragging of the vehicle as it picks up speed and increase in the temperature of the transmi...Transmission Fluid Temperature Sensor Circuit Range/Performance: P0712: Transmission Fluid Temperature Sensor Circuit Low Input: P0713: ... Recall 14V152000 - Transmission cooler line leak - 6L80 Transmission 2014 Chevrolet Silverado 1500 Light Duty Regular Cab, Double Cab, and Crew Cab 2015 Chevrolet Suburban 2015 Chevrolet Tahoe6L80 Performance Transmission Rebuild Kit - Level 2. Kit is designed with stock dimension 36-tooth 4-5-6 clutch plates and will work with the OE intermediate 4-5-6 clutch hub. The 4-5-6 clutch pack provides 17% more surface area than a stock clutch set up. The 3-5-R clutch pack offers 25% more clutch area than stock.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.Transmission ran too hot and made the truck go idle. Even just a 40 mile trip without hauling anything the transmission fluid reached 230 degrees. ... I ended up getting a 2018 Silverado. Transmission temp runs in the 190s at its peak and it's a 5.3 v8, so I'm curious if the bypass valve is the same as a v6. In the meantime though, I don ...A transmission fluid temperature TFT sensor is responsible for transmitting data to the TCM This sensor is positioned in the valve body or oil pan of the gearbox or transaxle The TCM keeps track of the ATF temperature with the help of this sensor A defective TFT sensor may have a negative impact on the ... / Temperature Sensor 6L80. 138 of 153 ...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.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 sensorMy 2010 with 174k was shifting great and then forward gears randomly went out. It barely moves in 1st 2nd then when it gets up to speed 3rd 4th and 5th gear is sluggish. Will still get up to 45 though but shifting is erradict and seems to slip alot. I replaced the check balls in valve body...The 6L 50 (and similar 6L 45) is a 6-speed longitudinally-mounted automatic transmission produced by General Motors.It is very similar in design to the larger GM 6L 80 and 6L 90, and is produced at GM Powertrain plants in Toledo, Ohio; Silao, Guanajuato, Mexico; and by the independent Punch Powerglide company in Strasbourg, France.. This transmission features clutch to clutch shifting ...The 4L80e transmission is a powerful and reliable GM tranny. With 75% of its components as that of TH400, it's not new, it is strong. The 4L80e is a TH400 with overdrive and electronic controls built for heavy-duty applications and fitted into GM trucks like the Sierra, Suburban, and Silverado.March 29, 2020. Step by step ECU setup for 4L80E/4L85E transmission. The step by step instruction was built for 4L80E/4L85E transmissions wired as the diagram: Enable Transmission Control Feature: In Engine Settings - Map Options - check the boxes: - Automatic Transmission Control. - Lockup control. - Gear change detection.Sep 25, 2020 · 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.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, …Part number is 86774933I picked mine up from here: https://www.gmpartsstore.com/oem-parts/gm-f-s-valve-86774933Complete 6l80e transmission parts diagram. View all parts of the internal 6l80e transmission.Jul 21, 2008 · On my `16 Chevy Suburban with the 6 speed and 5.3 L, I just did the change to the lower temp. thermostat as per TSB 21-NA-199 which lowers the temp 26 degrees F or 20 C. New full open temp. is 158F or 70C.May 1, 2022 · The typical transmission life expectancy for a 6L80 is around 150,000 miles. This means that on average, the 6L80 should last around 150,000 miles before needing to be replaced. Factors that can affect the life expectancy of transmission include regular maintenance and proper care.Part Number: 059-8114A-JMB. ATK Core Return Process JEGS and ATK appreciate your business and want to ensure that your core return is as smooth as possible. The ATK 059-8114A-JMB transmission does not fit AWD models. The ATK 059-8114A-JMB transmission will fit a '16 Tahoe. The ATK 059-8114A-JMB transmission does not …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...Installing a transmission temperature gauge is the best way to prevent overheating as it allows you to track the transmission temperature to ensure it is working at peak efficiency. The ideal fluid temperature is between 175° to 225° F, where temperatures above this can start to lead to damage. The Temperature Gauge can warn you when ...The GM 6L80 and 6L90 TEHCM houses the transmission control module (TCM), or computer. The eight solenoids are connected to the TCM via a lead frame, all of which are over-molded in the plastic housing and not accessible or serviceable separately. ... Temperature sensor codes; Required. Recommended. 6L80 Remanufactured Valve Body GM6L80L '10 ...Feature 13. Our Quick Ship Series Transmissions include a matching quality built torque converter. Quality Inspected for your peace of mind and ready to ship! Most orders can be delivered in a matter of days, if you need a transmission by a specific date please call 800-708-0087. A friendly, knowledgeable team member will gladly assist you.Getting to Know More About the 6L80/6L90E. February 28, 2018. 3,682 Views. 3 Min Read. 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. The early release of this product line was introduced in Cadillacs and Corvettes, but before long it became ...This fluid starvation will result in transmission gear flaring on gear shifts, slow gear changes, and poor cold temperature performance. The solution to this is to fit the larger, deeper transmission sump, and the longer (larger mouthed) transmission fluid filter from the Chevrolet Camaro model (That uses the 6L80 6 Speed Automatic Transmission).2015 Chevrolet Silverado 2 wheel drive. Transmission is rebuilt, and all clearances on ALL clutch packs checked and corrected and all are within ATSG specs. New torque converter, Trans-go shift kit, new pump. Truck runs & shifts but it has a harsh 3-2 downshift, and a flare shift on 2-3 up, and other harsh downshifts as well. I've attempted to use HP TUners to do the fast learn.Gaskethttps://amzn.to/3Jpx7a3Filterhttps://amzn.to/3DVTSBmFluidhttps://amzn.to/3uqX4SEI participate in the amazon affiliate program.Due to factors beyond the...GM 6L80 Transmission Information Thread. Jump to Latest Follow 161 - 180 of 187 Posts. 1 9 of 10 Go to page ... The lock-up is tight, the shifts are crisp, no leaks, no codes, highest trans temp I've seen since rebuild is 135* sitting in traffic after an hour drive, and the temp fell back to 125* once we started moving again. I'm calling ...The 6L80/6L90 has been out since 2006 and is beginning to show up in more shops. 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. Gregg Nader is a Sonnax technical specialist and a member of the TASC Force (Technical Automotive Specialties ...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.After researching, I found out that the 2018 Suburban with the 6L80E has a transmission cooler thermal bypass valve from the factory. It does not allow fluid flow to the cooling lines to the transmission cooler located on top of the hvac condenser until the fluid temp reaches 190F.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:Transmission temperature gauge. V8 and V6 Transmissions / Driveline (6L80 / 6L50 / TR6060 / AY6) - Camaro5 Chevy Camaro Forum / Camaro ZL1, SS and V6 Forums - Camaro5.comDescription. Superior’s part # STL-6L80E TransLab Engineered® 6L80E/6L90E valve body upgrade kit Corrects, Prevents, Upgrades and RETRO-FITS all 6L80/90 GEN1 & GEN2 valve bodies to GEN3 2014- up features without changing castings or plates. Product categories. Manufacturer.The GM 6L80 and 6L90 TEHCM houses the transmission control module (TCM), or computer. The eight solenoids are connected to the TCM via a lead frame, all of which are over-molded in the plastic housing and not accessible or serviceable separately. ... Temperature sensor codes; Required. Recommended. 6L80 Remanufactured Valve Body GM6L80L '10 ...The issue is the trans temps run 5-10 degrees hotter at around 205-210 at steady state. The car has a B&M Hi-Tech trans cooler with a fan mounted under the left headlight and the trans fluid in …Bulletin No.: 22-NA-182. Date: September, 2022. INFORMATION. Subject: Information on 6L80 6L90 8L90 10L80 10L90 10L000 Equipped Vehicles With A Harsh Shift, Shudder, Surge, Stall, Transmission Overheating and/or High Transmission Fluid Temperature.The 6L80 is a six-speed automatic transmission built by General Motors at its Willow Run Transmission plant in Ypsilanti, MI. It was introduced in late 2005, and is very similar in design to the smaller 6L45/6L50, produced at GM Powertrain in Strasbourg, France. 0; 800-708-0087; Contact Us; About Us;Similar to some other transmissions, the 6L80/90 may use a cooler bypass valve to improve transmission warm-up (figure 7). As with other manufacturers, the GM cooler bypass valve can fail. In this application, the 456 clutch will typically fail due to overheating. Replace or bypass the valve will address the issue.Start the engine and idle, as the old fluid is pumped out into the bucket you add new fluid thru the dipstick at the same rate until you replaced all the fluid in the system (typically 12 qts for a gas engine), then shut off the motor. Then adjust the fluid level and drive the vehicle and recheck the level till you are certain it has stabilized ...Step 1 - Run your Corvette. In order to properly and accurately check your transmission fluids, the transmission fluid temperature must be between 86 and 122 degrees Fahrenheit. Allow the vehicle to warm up until the transmission fluid temperature hits this mark. if you have been driving already, allow it to cool down to hit the mark.The 6L80e only got one in the 2014+ trucks and it's not like there is a rash of failures from running too cool on the prior trucks. ... Heat is your enemy on a transmission and just because GM added a useless thermostat on the half tons doesn't mean its helpful in any way. ... Yeah the normal running temp isn't really my biggest issue it's ...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, STS, XLR; Chevy ...Oct 15, 2022 · 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.W00030 Rev 1.1 31AS Properly fill with Dexron VI Automatic Transmission Fluid: Fluid Fill Procedure with Dipstick BEFORE YOU START THE VEHICLE fluid must be touching the bottom of the stick. Make sure the Vehicle is on level ground Start the vehicle and move the shift through all ranges pausing for 3 secs in each range. Final level check, engine idling, transmission in park, temperature must beI have a 2013 Tahoe with a 6L80 transmission and would like to know what the fluid pressure is running through the atf cooler. Also, does that pressure change with temperature or engine RPM? Does it stay constant? ... ATF temp, Commanded Line Pressure, TCC State(On/Off), Bushing Wear, Pressure Regulator Valve/Bore Wear which is a major issue ...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 ...a smooth road with transmission sump temperature between 122°F (50°C) - 158°F (70°C), engine speed between 1100 - 1500 rpm, and engine torque between 150 - 250 Nm. ... transmission (Reducing fluid level in the TransFlow from 12-8). 17.2. Repeat step 17.1. 17.3. Add a maximum of 5 quarts of HP fluid to theAn 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; Reduces transmission fluid temperature; Eliminates thermostatic assemblyLine Pressure Tap is located in the converter housing on the right hand side as shown below. Normal line pressure should be 50-53 PSI, when in Park or Neutral and RPM below 1500, and then should rise smoothly with throttle opening when in gear and road testing. Amount of line rise will depend on engine load and vehicle speed.Upgrade you 6L80 by allowing constant cooler flow to help lower transmission fluid temperatures. Upgrade you 6L80 by allowing constant cooler flow to help lower transmission fluid temperatures. ... 6L80 6L80E DELETED Cooler Thermal Bypass Valve Cooler Trans Temp ~FREE SHIPPING~ KBTransmission (568) 99.3% positive; Seller's other items Seller's ...Since the GMC Sierra has a 4l60e, 4l80e, 6l80, or 8l90 transmission, ... The ideal transmission temperature for your GMC Sierra when fully warm is in the 150 - 180 degree range. This is a safe transmission temperature that will allow for tens of thousands of miles of fluid life. ...The 6L80, on the other hand, has a first gear ratio of 4.03, a second gear ratio of 2.36, a third gear ratio of 1.53, a fourth gear ratio of 1.15, a fifth gear ratio of 0.85, and a sixth gear ratio of 0.67. This means that the 6L80 transmission has a wider range of gear ratios, which allows for better acceleration and fuel economy.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 e ciencies, torque converter ...There are more BitTorrent clients than we could possibly compare, but some of the most popular—and best—have been under the spotlight lately for sleazy ads and bad behavior. It’s t...After researching, I found out that the 2018 Suburban with the 6L80E has a transmission cooler thermal bypass valve from the factory. It does not allow fluid flow to the cooling lines to the transmission cooler located on top of the hvac condenser until the fluid temp reaches 190F.PATREON: https://www.patreon.com/CurmudgeonTransmissionSupplier Links:Superior: https://superiortransmission.com/Transtar: https://www.transtar1.com/WIT: htt...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. Like. G.October 20, 2022. The transmission fluid temperature of some 6L80 6-speed automatic tra, hey guys! i have a 2007 truck with a 6l80e transmission. T, Watch this video to find out whether or not to use paint that has been stored, Oct 20, 2022 · October 20, 2022. The transmission fluid temperature of some 6L80 6-speed a, 6L80e Trans temp Are there any tables that I should be specifically looking for that will help wit, My transmission fluid temperature around town used to run 191°. Now it is holding at 144°. Reactions: Leveled, Summer 6L80 Trans temp V8 and V6 Transmissions / Driveline (6L8, Jan 23, 2015 · The newest Dexron 6 is designed to s, Hi. I have been researching the procedure for checki, hey guys! i have a 2007 truck with a 6l80e transmission, CLICK on the Blue Link below to view the parts that are being talked a, The optimal temperature range for transmission fluid is , 6l80e fluid temp question? ... Hi everyone got a little bit, Installed my freshly built 6r80 (GPZ clutches, intermediate sh, Information about GM's 6-speed 6L80 MYC Hydra-Mati, An easy, no-hassle cost-effective drop-in Cooler F, Gaskethttps://amzn.to/3Jpx7a3Filterhttps://amzn.to, Rough downshifts seem to be a trait of the Hydra-Matic 6L80 6 spee.