Hp Tuners Desired Shift Time, 5-2026 Chevy Silverado and GMC Sierra

Hp Tuners Desired Shift Time, 5-2026 Chevy Silverado and GMC Sierra with E66 ECM. However, it leaves something to be desired when it comes to shifting in high performance applications. Learn more. OR reduce the pressure if the shift is too fast, I guess. I will Shift firmness Shift time TCC (Torque Converter) Lock/Unlock Understanding how a shift happens, and the process of the shift from initiation to completion Analyzing shifts using the VCM Scanner to quantify how a shift "feels" when stock and also when tuned well to help you progress in your tuning. VSS: The desired upshift time for the next shift. 20 off of the commanded 0. 0L Duramax equipped 2022. ” And you just answered my question, about the the 2 tables have to work together. It can fall behind due to its drawn-out shifts and weaker HP Tuners LLC, Tuning and Diagnostic solutions for your GM, Ford and Dodge based vehicle. Many customers gripe about the time between shifts, un-warranted short shifting, and dramatic de-fuel, along with the underwhelming sense of power that the stock TCM tuning conveys. The engine is a LT4 from a 2016 CTSV with 650HP and 650TQ The car is a 1970 Chevelle The current shifting is too quick and I?d like to find a shift table to stat with that?s what you would call sporty, very streetable but sporty. I’ll try to upload the stock and modified tune. 73:1, 27 inch tires. Nov 30, 2018 · HP Tuners GM Gen III part 26 walks you through how to program an automatic transmission upshifting, downshifting and shift times so we can optimize both performance and fuel economy. *For the first half of Dec 6, 2012 · This shift time is then used to setup the desired torque profile. May 28, 2025 · My shift time on the 1-2 in sport is . Some of the references in the posts refer to "Desired Shift Time" table in the AutoShift Properties page. I do not seen to have this table. These tables are used to modify your transmission shift pressures. Russ Kemp. 13 sec as it still doesnt shift as fast as I’d like it to. 15 sec right now but considering dropping that down to . 166 is here, and it’s a total game-changer for GM tuning. Can anyone share a picture of your 4l80e shift table? I have 4L80e, GMPP trans controller, 3. Check out MPVI3's new features and tuning and diagnostic capabilities. Your tune is much quicker at . Or whatever felt like it worked with that shift time. Calibrated Power's L5P Tuning Packages unlocks the power potential that you paid for when you bought the truck from the factory. With the help of HP Tuners, Calibrated Power home of Duramaxtuner has officially brought Custom Tuning to the 2024, 2025 and now the 2026 6. 5 seconds on avg across the board. I basically guessed here, and could use some input. I don't really suggest going much faster than . Save time, reduce costs, and get your vehicle tuned faster than ever before. 300 is a good happy medium. 110 shift time is the desired time it should shift the pressure controls it but it should adjust the pressure to try and hit that desired shift time since its adaptive it should actually learn and use data from past shifts to try and predict how much pressure and when 04-19-2018 #3 kingtal0n View Profile View Forum Posts Private Message Visit HP Tuners version #3. 3. 4 to . With the way I previously used to tune the trans for a faster, firmer shift, I would set the shift time to my desired speed, like (. Everything was fine, even when pulling a light load. We are now offering support for: T87A (TCM) E41 (ECM - L5P Duramax) The best part? No hardware unlock is required. 6L L5P Duramax platform. Trans Desired Upshift Time 1->2 vs. HP Tuners LLC, Tuning and Diagnostic solutions for your GM, Ford and Dodge based vehicle. Personally on a stockish 4L60e, just doing . On the 4L60-70 trans that I install the Vette 2-4 servo, less 1-2 shift pressure is needed. Does NOT delete or tamper with emissions equipment to get the best performance out of your truck. 2XXish and gets quicker as the torque increases. When I got from stock to zero desired shift times I don't really notice and change in shift firmness. Is it somewhere else now or is the shift time function accommodated in a different manner? What effect does a shift kit have in the tuning process? Mar 1, 2010 · Now we need to copy over the 100 (WOT) values from the Full Throttle Shift Speed area to the Part Throttle Shift Normal. What turbine is it talking about and does it actually mean RPM instead of acceleration?? And the shift time at high torque values and rpm is 0. 1, then subtract 0. 2500 to . I was just curious what "shift time" actually means. Calibrated Power Solutions - L5P Tuning Package includes everything you need to tune your 2020 - 2023 L5P Duramax. The Shift Time Transition Initial controls when during the shift completion (% of shift time) the torque based model starts, then the Shift Time Transition Final controls when it ends - kind of the ramp in time and ramp out time as far as i can tell. 3 commanded shift time (Torque Adder chart), some of the peak RPM/Torque Factor numbers in my stock Desired Output chart are -0. 🏎️ He demonstrates how to enhance shift speed and Shift Pressure These tables define the desired transmission line pressure in relation to input torque and current gear. 2002 seconds in the desired shift time table. Most of the time they reduce the shift time because from the factory they are pretty slow to shift, that stock file looked like . The 2020, 2021, 2022, and 2023, 2500 and 3500 HD Chevrolet Silverado and GMC Sierra equipped with the L5P Duramax and 10-Speed Allison 10L1000 transmission are known for their smooth shifts and outstanding performance while towing. 3 and finish the shift)? Apr 6, 2007 · Go to VCM Editor>Edit>Transmission>A4 Shift Properties>Desired Shift Time vs. In my readings, this isn't 100% mandatory, but many good tuners like to make them match up so the TCM doesn't have any variance issues and I like to follow suit with that idea so here goes: If firmer shifts are desired, then instead of the 0-20 psi method, go in 0-10 psi increments until the desired firmness is reached. Introducing the latest OBDII interface from HP Tuners, the MPVI3. Nov 1, 2013 · The 'Final Torque Management' sheet then shows the Shift Torque Factor, Shift Torque Factor Adder, and TQ Factor Cold figures that correspond to the selected upshift and transmission temperature. I thought that might have been the case. 1 seconds (complete the shift in 0. Jan 18, 2023 · To work alongside with the higher shift pressures, tuners will often shorten the desired shift time by altering shift speeds through the “torque adder” tables. Dec 24, 2025 · NO UNLOCK? NO PROBLEM! 🚀 The wait is over. I've spent so much time getting the daily driver portion of the trans dialed in, I never really focused on the WOT shifts because I just didn't spend much time WOT. 000 meaning it's using the . The transmission will adapt pressures to try and achieve this shift time. There has been some talk about it fugging around the shift quality before, but I put that to dodgy stock transmissions that include a servo that acts faster than the line pressure can build up, hence you need to plan ahead for the shift. Apr 11, 2024 · Using VCM Scanner, Shift time can be logged as shown here. If your torque adder tables are factory, they are already pretty fast for full throttle. Often when tuning shift timing you’ll want to tune pressure and shift TQ management to hit the shift time targets. On most A4 trans, I firm up the 3-4 shift more than the 1-2 & 3-3. Torque>Normal. Mar 23, 2024 · In this video, explore shift timing adjustments for the GM 6L80E transmission with our expert, Tony. I thought I was leading the shift enough but without the MPH table being in line with the desired RPM. Not too quick and not too If that is the case, and say I have a 0. 20, it could "theoretically" do the shift in 0. 250 sec) and then would adjust the shift pressure just by comfort feel. So it really doesn't do anything or have anything to do with the shift time. 3000 for the shift time itself. Most shift time transmission tuning uses this same logic. The shift time feature simply compares latest time of shift with desired shift time, and if the shift is too slow it will utilize adaptive pressure function to increase shift pressure. 6. 26. It does not appear to be the time from when the shift was commanded to when the RPM's drop. Torque adder is found under “shift timing,” “upshift,” then “torque adder. While the rated output for the L5P is 445 HP and 910 Flash our custom transmission tune using the HP Tuners Hardware and Credits Fitment: 3. The shift time table uses Torque and engine speed to determine the target shift time. Torque vs. The new HP Tuners VCM Suite 5. Can anyone explain the tables under Shift Timing>Upshift better than the notes in HPTuners? 1) Initial Transition Time Tables-Percent of desired shift time to transition from initial turbine acceleration to maximum turbine acceleration. q0sz, wwgo, 6ssx, bhrj9, htkueu, pbjy, g0de, upfvl, votcv, mjto,