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FYI, 4L60E and 4L80E's in up till 2007 classic trucks typically ran cooler by nature than the newer trans 6L80E and 6L90E. I think the newer trans have some kind of provision in it to help it get up to 180. ... First step, put a scantool on it and see what the ECT PID reads. If it reads around 195-200 at operating temp you need a new cluster ...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.Jan 14, 2021 · 6L80-E Pump Alignment Clamp. Delivering the Goods | January/February - 2021 The Devil’s in the Details! A Machinist’s Look at the 6L80/6L90 Units. January 14, 2021. 9,371 Views. 7 Min Read. The 6L80 and 6L90 transmissions have become the most popular rear-wheel drive GM transmissions in most of our shops.6L80e Technical specs. Had some questions about the basic specs on the new 6spd auto, here's some answers. The Hydra-matic 6-Speed RWD is a fully automatic, six-speed, rear-wheel drive, electronic-controlled transmission. It consists primarily of a four-element torque converter, an integral fluid pump and converter housing, a single and double ...Jan 23, 2008 · I've been told 190 to 200 is about average. birdy Discussion starter. 28 posts · Joined 2007. #4 · Jan 25, 2008. I do have a temp gauge, it was creeping over 206 and then it drops rather quickly then few minutes later could be high again? I think I need to check the fluid level (where can you check and add tranny fluid?) If its going up and ...1. The root cause of this concern may be a broken torque converter clutch regulator valve spring (353) in the lower valve body, causing the torque converter clutch (TCC) slip speed to drop to zero. Monitor the TCC slip speed during the concern while driving with a steady throttle input. If the TCC slip speed is a constant zero RPM during the ...And I have never heard of moisture problems with the allisons due to cold temp operating. But truth is, the cooler an oil is, the longer it lasts. And some guys argue that our 3.0's dont get their best fuel mileage until the trans hits at least 150F. Well, must not be true either because it can be 30F outside, my transmission is at 95F and on a ...when the operating range of the trans-mission fluid temperature (TFT) is be-tween 86-122°F(30-50°C). If the trans-mission fluid is outside this range the level of the transmission fluid cannot be accurately determined resulting in either an over filled or under filled trans-mission. A. Observe the TFT using the driver information center (DIC)The operating manual. page 239 (for 2012 JSW) says when the temp gauge is below 10 o'clock, "the engine has not reached operating temperature". Lots of ways to interpret that. Literally, it would infer not "operating" (driving) at all until the needle got to 10 o'clock, which of course is ridiculous.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 ...All 6L80/90's are torque base shifted units. The torque signal is calculated thru the ECM. ... 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 turn will extend the life of your transmission.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.2009 6l80, High Mileage 3rd/4th gear Shudder. Reaching out for some insight on my GMT900 truck. I have a 2009 crew cab 5.3L 6L80 with 222,000 miles on it. Original transmission, fluid and filter changed every 60K or so. Currently have 40K on some Amsoil trans fluid.Jan 14, 2022 · video explains how a transmission thermostat delete works** Codemansauto DIY Tools ** 1. transgo cooler bypass https://amzn.to/3TKEU9q or2. ...2018 Chevrolet Silverado 1500. Asked by Visitor in Meriden, CT on May 10, 2022. On my 45 minute commute from work with the outside temperature at 70f my silverado 1500 51k Miles with 6l80 is hitting 225f transmission temperature. This was all highway driving no traffic not hauling. What could my issue be?Oct 1, 2019 · ATF Temp Chart. Automatic transmission fluid will provide 100,000 miles of service before oxidation occurs under normal operating temperatures of about 170°F. Above normal operating temperatures, the oxidation rate doubles (useful life of fluid is cut in half) with each 20° increase in temperature. This information clearly shows why ...Yes use the D.I.C. the other one is the on the console isAsked by Visitor in Grovetown, GA on December 19, 2020. Just Service Engine Soon - Other than the heater not working, the only other symptom of P0128 is typically the service engine soon light itself. Slight Decrease in fuel economy - The P0128 code may also lead to a slight decrease in fuel economy. This is because your Caravan's engine is running at a cooler temperature than it should be. Typically, the shudder will occur during light throttle GM 6L80: Diagnostic Trouble Codes Code Reference P0218 Trans Fluid Temp exceeds 270 degrees P0562 Voltage in system found to be low < 11v P0563 Voltage in system found to be high >18v P0601 Read only Memory found in TCM P0602 Not Programmed Trans module P0603 memory reset long term P0604 Random access Memory P0634 Over temperature TCM6L80, 6L90 Remanufactured TEHCMs for Top-Quality, Affordable Repairs Presented by Sonnax ... Temperature sensor codes; Required. Recommended. 6L80, 6L90 Remanufactured TEHCM GM6L-TEHCM-C6. Typically fits Cadillac 2012-2015; Chevrolet 2011-2020; GMC 2011-2020; Isuzu 2012-2016. Jan 23, 2015 · The newest Dexron 6 is designed to still

6L80 Performance Transmission Rebuild Kit - CDT Level 4. Kit is designed with 45-tooth 4-5-6 clutch plates. CDT's Billet 4-5-6 clutch hub and intermediate shaft (CDT part number 104680-45) is included in this kit. The 4-5-6 clutch pack provides 50% more surface area than a stock clutch set up. The 3-5-R clutch pack offers 50% more clutch area ...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.Aug 22, 2014 · 2016 GMC Yukon XL SLT 4WD 97,000 miles. Normal transmission operating temperature is around 196 degrees. This summer in Colorado, while in 4WD off-road, temps climbed up to 240. Later, on a 2-lane road with some steep grades, temp got up to 255. It was 55 degrees or so outside. I didn't notice any adverse affects other than the …4l60e Transmission Fluid Temperature. The 4l60e runs in the 165-200 range when fully warmed up, ... 6l80 vs 6l90: Difference Between 6l80 and 6l90 Transmissions; Affiliate Disclaimer. Transmission Cooler Guide participates in the Amazon Associates and eBay Partner programs, which are affiliate advertising programs designed to provide a means ...

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.speed, transmission fluid temperature, and gear command. To Learn C1 (For 6-7 or 3-1 Shift) 1. Pressure Learns: Note: It is recommended to utilize a road with a speed limit between of 48-72 km/h (30-45 mph) for this procedure. • Shift the transmission into 6th gear with the PRNDM in the M position. Obtain an engine speed between 1000 and 1600 ...7. Problem solved- my bad, there are 2 different PID s for "trans temp" the PID in the engine controller stays at 32, the PID under TCM shows actual trans temp. Quick Navigation. I've been experiencing somewhat inconsistent shifts on my 2011 Caprice. Mostly at medium throttle sometimes its fine other times its like the engine lets off too early ...…

Reader Q&A - also see RECOMMENDED ARTICLES & FAQs. ACD. Check Vehicle Fit. Automatic Transmission Oil Cooler H. Possible cause: By Alex Crissey. Published: March 28, 2023. Sonnax has introduced a new l.