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4l60e shift points mph

4l60e shift points mph . Cause: two things make this transmission back up: one the reverse input clutches, can be wiped out due to bushing wear and ring damage on stator, second is low reverse clutches wiped out. Just because you set a certain value does not guarantee that the trans will shift at those EXACT values. For a hotter engine with peaks slightly up the rpm scale 4. Jan 20, 2007 · Shift points on an 01-02 4L60E. Picture this: You're in 4th gear at 45 mph and you see  12 May 2019 Basic instruction for tuning the 4L60E transmission for better part throttle shifting. Timing is corrected on the 3-2 downshift and overall apply pressure/oil Sep 18, 2015 · Silverado :: 2003 4L60e Trans Slips When Upshift 2nd To 3rd? Sep 18, 2015. 3 I bought back in January. The nicest part about them is that the shift points are easily tunable through the PCM. Fits 1993 to 2001 Buick, Chevrolet, GMC, Oldsmobile, Cadillac and Pontiac models with a 4L60E automatic transmission. but if not going over 40-45 mph and or working keep it in non overdrive is what i do. Sep 16, 2012 · Sometimes shift points would be off/weird. Jan 15, 2016 · Next, I shift to manual second while increasing the vehicle speed until about 40mph, then shift to overdrive and let off the gas. g. Start vehicle – check fluid level (always read BOTH sides of dipstick & use the lowest reading) & condition (color & odor). 63 3rd - 1. Shifts like a turbo 400 with a mild shift kit. WARNING! This is an OPTIONAL connection (shift points can be set by VSS only, Enable tcc mph 4th MIN: 0. Increase shift pressures 5-10%. etc. Refer to the table labeled TCM DASH for a complete description of each parameter in the Atomic Dash (Figure 5). 2 Oct 31, 2011 · 95 z28 wont shift into park or down to 2nd. 4l60e Shifts Hard From 1st To 2nd Had not heard that before Jerry, 700R4 and 4L60E. Decrease torque reduction at each shift by 5-10%. Engine  13 Jun 2004 Of course, the 4L60E hates the third to first WOT downshift, so use wisely Is adding 1 mph REALLY adding 145 rpm to your stock shift point  28 Jul 2015 How would one go about changing the shift points in a stock GM 4L60 / 700R4 transmission in a 92 Corvette? I was told these transmissions  This will fit all 2004R 700R4 amp 4L60E models and includes a basic instruction sheet . bob The B&M® Transpak is the next step up from the B&M Shift Improver kit. ") So the CODE P0894 and the 4th GEAR symptoms I described both point to some slippage, I guess. Shift. Also what 1-2 shift point gives the best but in comparing the speeds to what I found posted 73 mph 2-3 shift vs the 92 mph that TunerCat left after the speed calibration . It shifted from what seems to be first to second at about 15 mph. It may also help by adjusting your 'shift time vs %TPS' at the 80-100 values to about 0. The next step up from the Shift Improver Kit is the Transpak. This allows us to calibrate when and where it will shift. i bought the torque converter from part-rite. Trust 95Wagon Apr 26, 2019 · At idle and parked, MPH saying 12 MPH. These things wear out and eventually even a well maintained automatic transmission will fail. We'll show you how we tuned a 4L65E to give us both a much more aggressive downshift schedule as well as a much cleaner and smoother short-shift schedule at light throttle that saved us a bunch of fuel during part-throttle cruise. You can enter tire size by the standard profile numbers or by the tire diameter. The TV cable on the 700R4 and 200-4R transmissions controls line pressure, shift points, shift feel, part throttle downshifts, and detent (full throttle) downshifts. It also allowed for more than one set of shift points to be programmed into the transmission, which allowed for tow haul mode in the trucks and high performance modes for muscle cars. Speed when it hits the limiter is 59 MPH, so with my  1 Nov 2016 Most transmissions will shift into overdrive at 40-50 MPH. My car has towing package but tranny paremeters are same for Caprice, 9C1, Impala SS and Roadmaster. It has all the features in the Shift Improver kit, plus it provides additional driver manual control (GM TH-400, 350, Ford C-6 and Chrysler Torqueflite only). I can not get over 55 or 60 mph. Aug 17, 2006 · Please tell me what your shift point and rev-limiter rpm. That quote you made from the manual is out dated or does not apply to some models. Also includes a 6' transmission wire harness made from TXL high temp automotive wire. It has all the features in the Shift Improver Kit plus it provides additional driver manual control (GM TH400, 350, Ford C6 and Chrysler Torqueflite only). This solenoid is part of the electronic transmission control system, and is controlled by the powertrain control module, or PCM. And there are mappings, base on engine RPM (or vehicle speed) as well as engine load/torque output (I think the MAP sensor is the primary input for that). Big improvement. I've been informed this was a problem with many of the '96 to '99 4L60E's. It had a service around This is a discussion on HP Tuners and part throttle shift points within the Computer & Tuning forums, part of the LSx Technical Help Section category; Can part throttle shift points be changed with HP Tuners? I have a semi built 4l60/3200stall in my trans am. #8. I would like to know the stock shift points. 06 in first and 1. Shifts between 2H and 4H can be made at a stop or any forward speed up to 88 km/h (55 mph). But that doesn't mean the 4L60E will do that, hopefully someone else will chime in with better info. under hard acceleration will stay in 1st until let off gas then shift into 3rd. The Predator for 1999-2002/3 GM V8 vehicles (part no. There are distinct rewards for making the 4L60E investment. Check for proper movement in each gear paying attention that there is no tension on the shift lever in any gear. When the 4L60E was developed, it was the next evolution of the 700R4 and used the vehicle’s computer to control each shift Jan 07, 2010 · gm trannys like these shift diffrent in 3rd over the 4th / o/d position as the computer knows its getting worked hard and bumps line pressures up and shift points diffrent. My trans shifts nice and firm for the 1-2 and 2-3 shifts but will not shift into 4th gear the the convertor licks up fine right at 45-50 mph but not 3-4 shift. Dependinig on the programming, other things could cause this too, as an example, the 4L60e in my silverado SS will not shift into high at WOT, it stays in third gear until the truck hits the speed limiter at 106. This calculator is for entertainment value only. 3 4L60E? by drumer919 » Sun Mar 22, 2009 12:37 am HMMM thats strange, I'm pretty sure its meeting the MPH requirement as well. manual shifting results in same, no 2nd gear until selector is moved into 3rd then shifts into 3rd. Clear codes. Full Color Instructions and wiring diagram. This also offers the freedom of fine adjustments on the shift points—which is near impossible with the 700-R4. 4l60e not shifting into 2nd 4l60e not shifting into 2nd Nov 14, 2006 · Another contender that can now be added to the list of possible causes for 2-3 shift flare on a The next step up from the Shift Improver Kit is the Transpak. Change TH350 & TH400 Shift Points with an Adjustable Vacuum Modulator December 7, 2019 Roadkill Customs How To & DIY The B&M GM TH400 and TH350 Vacuum Modulator is fully adjustable, allowing you to customize the shift points (within a range of 2-4 mph). Yes, it's true that even a transmission builder with moderate knowledge can build a TH350 for high horsepower. I imagine down shift mph setting will shift from 1st to 2nd at full throttle when it hits the mph or rpm setting. Then it shifts at about 35 into the next gear if you feather the throttle and let it fall into the gear. 0L, AT, 4L60E transmission, floor shift. at each TPS value, keep the upshift speed greater than the downshift speed); "hysteresis" prevents gear hunting. 03. The shift pattern of the transaxle is conventional, as shown. CHEVROLET 1500 PICKUP 99 5. Not to be used in place of real testing. 56 shift points at WOT: 1-2 @ 36 mph 2-3 @ 68 mph I hope this helps put it in perspective. Learn how to tune GM's 4L60E / 4L65E transmission using HP Tuners to get the drivability and gear shifting that you want and that suits your driving style. If I have a second gear ratio when fourth gear is commanded, it will reveal the cause: the 3-4 clutch is not holding. TCM GAUGES: Displays RPM, TPS, TFT, MPH, Commanded Gear, Shifter Position, Active Calibration, Mode, and TCC Status in real time gauge format. So if you put 8 mph value in the 1-2 up shift it will add 8 mph to the stock setting. 1 Mar 2010 This will help to dial in your speedo correctly so that your MPH values reflect real world numbers. The next step beyond the Shift Improver Kit. 73 G80 & Magnaflow This is a discussion on Shift points on an 01-02 4L60E within the General Help forums, WOT Shift Point 56 - A MPH command for the 5-6 up-shift at Wide Open   One of the worst problems that exists with modern trans shift schedules are the downshifting characteristics. Mar 07, 2010 · I have a 1993 k1500 4x4. Shift table it lists: 2 --> 1 Shift | 36 MPH 3 --> 2 Shift | 75 MPH 4 --> 3 Shift | 115 MPH these are the WOT downshift parameters. My first tranny lasted 126,000 with the firmness on, and it was still chirping second when I sent it in for the core charge. Regards from the you put that shift kit in with the servos it's only a matter of time tell the bands and pump give out. VSS SIGNAL BUFFER MODULE VSS BUFFER HARNESS CONNECTOR (FRONT VIEW) 2000 PULSES PER MILE VSS BUFFER MODULE 40 PULSES PER REV VEHICLE Jul 01, 2009 · I have a 1998 gmc sierra 4x4 k1500 and the tranny locked up so i need a new crate tranny anyways i want to through a stage 2 shift kit and a high stall converter i don't know what stall speed tho 2500? also can i change my shift points because from 31mph-55 mph - 50km-90km It just stays in that gear and slowly gets up to speed when i punch it i want it to drop down at wot and get right up to Sep 23, 2019 · Rosendahl says this move to the 4L60E and its shift upgrades has put the fun back into driving his big-block El Camino. The 4l60E tranny for trucks are the biggest peice of Sh*t. This is a discussion on HP Tuners and part throttle shift points within the Computer & Tuning forums, part of the LSx Technical Help Section category; Can part throttle shift points be changed with HP Tuners? I have a semi built 4l60/3200stall in my trans am. 7 inches. Most stock automatic transmissions won't downshift into low gear above 15 mph, and Nov 12, 2011 · 4l60e issues after swap I rebuilt it before I installed in into the truck so everything's fine mechanically inside with maybe the exception if a stuck vlv. Other shifts are slightly harder than what has been normal, but the 1-2 bangs really hard. If the difference never approaches 0, the optimal shift point is at redline. On a rear wheel drive car, Power flow on a rear wheel drive automobile the transmission is usually mounted to the back of the engine and is located under the hump in the center of the floorboard alongside the gas pedal position. The 4L60E is the electronically commanded evolution of the Turbo-Hydramatic 700R4 , originally produced in 1982. Oct 04, 2010 · I've had a Transgo HD shift kit in it for some time with aluminum accumulator pistons, and 4th gear hold servo. If the last shift was at 60 mph and the load doesn't change, another shift won't be allowed until the speed reaches either 63. The manual states that the normal operating range for this transmission is 180 to 200 degrees. '91 BMW 325i S52, '99 GMC Yukon 2 points · 4 years ago The circumstances can differ from trans to trans, newer cars will lock up the torque converter early (say 2nd or 3rd gear), and remember newer trannys have more gears so 3rd in a brand new car isnt the same as 3rd in a car from the 90s. 7 Vortec Stage 3 HD 4L60E, 3. TIA! edit: Oh, I've got an '02 w/ 5. Sep 28, 2016 · The 4L60E doesn't have to be manually controlled. At that speed the transmission down shifts from 4th (OD) to 3rd. e. Quick connection clips make installation a breeze on this lock-up solenoid kit . I'm just plain not smart enough to setup the tables. 7L and 4L60E with 168K. This GM 700R4 transmission Shift Correction Kit, by Superior Transmission Parts, contains an anti-stick throttle spring and deals with the weak 3-4 clutch problems in a very effective manner. 00. Find out where your peak power is made and set your shift point about 400rpm higher. t The shifting solenoid on a Chevrolet S-10 pick-up is designed to regulate when the transmission shifts. 73 axle ratio, and the 4L80-E transmission. Most importantly, the controllers make it very easy to establish exact shift points for each up-shift. 3, 4L60E Nov 01, 2016 · Most transmissions will shift into overdrive at 40-50 MPH. Edmunds. No debris. 30:1 gears might be a better choice and would result in 2,161 rpm at 60mph and 2,521 Apr 02, 2017 · 1997 K1500 BURB 300 000+ Miles All Original 5. Presented by ScottiesHobbies. Discovered previous owner had already tried Transgo shift kit with TCC regulator/isolator fix. com reports that the G35 helped Infiniti regain a share of the luxury-market through its unique styling, interior room and sporty performance. 3L and the mighty 4L60E. Meaning, I like to get the MPH variable satisfied so that the TCM just waits for the RPM to hit and then bang (remember, 2 variables needed, RPM and MPH) A good 4-5 or so below actual MPH is a good buffer for MPH variables. Z Pak™ is the patented, single-sided clutch system that outperforms OE in torque and heat capacity without coning. ? bad solenoids will usually just skip the gear and go from 1st to 3rd or 2nd to OD, check the fluid see if its low, also is it a stock trans, if it is you may need to change the accumulator pistons or servo, might not be holding up the pressure, idk, its a few things to check out, and almost full throttle and WOT isnt much difference when it comes to the Jul 27, 2018 · The advantage of the electronic control on the 4L60E is that it is easy to adjust the line pressure with a couple of keystrokes on the hand-held controller or a laptop. Jan 10, 2012 · It was shifting through all the gears but the timing of the shifts seemed off. When hooked up to a civi computer the transmission will manually shift through all gears. Jun 17, 2017 · Getting some summer driving in the 2008 Suburban 5. It's also common that a problem with these sensors can impact the shift timing, extending the interval between transmission shifts. Apr 02, 2017 · 1997 K1500 BURB 300 000+ Miles All Original 5. Jul 01, 2009 · I have a 1998 gmc sierra 4x4 k1500 and the tranny locked up so i need a new crate tranny anyways i want to through a stage 2 shift kit and a high stall converter i don't know what stall speed tho 2500? also can i change my shift points because from 31mph-55 mph - 50km-90km It just stays in that gear and slowly gets up to speed when i punch it i want it to drop down at wot and get right up to Jun 02, 2016 · This will help to dial in your speedo correctly so that your MPH values reflect real world numbers. What concerns me is that I'm about to Aug 25, 2009 · Then to program the tranmission I use a program called LT1 edit which actually will program everything in the ECM from timing , AFR , and such with the ICE but also it will program the shift points , mph at TPS% pressure at TPS the TCC on and off etc. It had a service around May 28, 2020 · Just trying to figure out the most viable and economical box for a torquey l36 obviously I'm sick of stock 4l60e's even with b and m shift kit their days are numbered usually with 2 digits I'm just finding it hard to justify spending a grand on a converter for one of these when that's a big Oct 16, 2008 · As I coast, foot off the pedal, and the speed drops to below 40 mph (1200 rpm) the TCU forces the shift to 4th gear at which point I must apply accelerator pedal to keep the same road speed. 25 = 5250 RPM). Well mine started that way but clunk/shudder about 36-40 mph then started when stopped and shifting into reverse , dash lights on 4lo flashing vsc off flashing . Search In order to tuning the shifts, you need to do two things: set the shift points (by engine So you would put a 1 in the first column of the row, then a 2 in the 36 mph column Here is an example of a shift table for a 4L60E in a particular vehicle:. COMES WITH Z-PAK 3-4 FRICTIONS TO MAXIMIZE THE 3-4 CAPACITY. This is a 1997 GMC Yukon with a 5. it makes a huge difference. 73 4 High and Low Mods W/ Spyder Glass Lenses 1998 C1500 Sierra (work in progress) XTrooper, if you look at the WOT Shift Speed vs. If your transmission shifts from first to second, seems to hold second longer than normal, and then finally neutrals out completely at the point where it would normally shift to OD then the most likely cause is a damaged Direct Clutch Pack. May 01, 2017 · 4l80 starts out in 1st gear. In 3rd gear (1:1 ratio) at about 47 MPH, the engine should be turning about 2000 RPM, if you’re not accelerating at that point, then the transmission will shift into 4th gear (. And that's supposed to be the point of driving an older muscle car—to The 4L60E has suddenly started to make a very hard 1-2 shift. The hypertech is a little more agressive than the performance PCM as you can adjust several things as you have found out (depending on level chosen). 1. IE throttle open so much, so much load, temp not too hot or cold. Optimal shift point is defined as the flywheel rpm for which the difference in transmission output torques between two gears is near zero for the same output shaft speed (and same road speed). tow haul is nice and does kind of the same thing. The H. at higher speeds, it is fine. you can determine which with simple test: drive forward and shift up to say 2nd or 3rd gear, not above 20mph max! take foot off accelerator and pull shifter into Re: Stock Shift points for the 4. For lower shift points at wide-open throttle, install stronger springs. Auto transmission shift points matched to your engine's "sweet spot" of torque and power Locking the TCC earlier and/or at WOT to increase power to the rear-wheels I recognize that many of my customers use the Email or Cable Loan methods as a kind of diagnosis tool in combination with tuning. i never had my shft points changed from factory, but after my dyno tune, and especially lately, when i have my car floored it shifts from 1-2 at 6200 rpm. com and Facebook. Referring to the chart, I see that the 2-4 band applies at this point. The geometry corrector provides the optimum angle for the TV cable and it allows for tuning the shift points, an important aspect of proper TV cable function. With gentle acceleration not noticeable, with maybe half throttle rpms increase for say one second or two and then shifts smoothly into third, However at full throttle with the shift coming at 55 mph or so, it shifts perfectly with no slip. Circuit 1697 is used by the PCB to determine road speed for uses such as vehicle overspeed fuel cutoff and idle air control valve position (Figure 1). 4. Sep 18, 2015 · Silverado :: 2003 4L60e Trans Slips When Upshift 2nd To 3rd? Sep 18, 2015. should be done Tuesday. Aug 04, 2017 · With 4. I also adjusted my part throttle shift points, basically allowing it to hang longer in 2nd and 3rd gear before the shift, while i'm giving it 1/4 to 1/2 throttle, I've got 2nd holding to 45mph and third holding to 60mph, it sure gets on the go now. 5 mph or 56. When I was using the 4l60e and was making good power it would always stick on the 2-3 shift. 600 is WAY TOO LONG for a hot rod type setup), only way to keep things from burning up when you are making torque. have a 1998 K3500 silverado 4x4 with 454 motor and 4L80E transmission. I think the trottle body got alil 2 wet, no code but 3 days pass now shes revving out in first and second like missing the shift points over reving iv found I can let out the gas for it to catch next gear or stay around 2k and it shifts okay no major jerk when it finally does. Then you need to get some information on what pressure is expected at each shift point. The Transpak has all the features in the Shift Improver Kit. Set WOT Shift Disable %TPS = WOT Shift Enable %TPS-10 or 80 if you used the parameter in step B. 26 Sep 2018 Think of a bicycle with a derailleur and 10 or 12 or 18 speeds. So you need to jack up the limiter or lower the Kickdown MPH shift point to make sure you have 200-400 RPM room for slippage. With a mild engine and a 700-R4 transmission, a good choice would be rear gears in the area of 3. GO-SHIFT FiTech EFI GO-SHIFT Electronic Transmission Control. The installation details of these transmissions are the same. You can use Tunercat to change the shift points/lock up MPH if you desire. I felt ok about it because the LT4 listed a 71 mph 2-3 shift. The staff has been amazing to work with and takes care of their customers better than any other company I have ever dealt with. Here is where you need to start diagnosing why your 4L60E won’t shift into overdrive. After I put in the shift kit I did a 0-60 mph test (for science) and my wheels broke loose on dry pavement on the 1-2 shift. The Hypertech was nice but nothing like a custom tune from Tuner CATS which is what is on the car now. I already have an aftermarket shift kit, aftermarket throttle body, k & n air filter. I think the deep pan/4L60E filter have made a big difference as I think I was losing line pressure due to cavitation beforehence causing the smoking of the band and high clutches. Mar 18, 2011 · What is a 4L60E Transmission? The 4L60-E is an automatic shift, four-speed overdrive, longitudinally positioned transmission. d. I just drove it and noticed a couple new things. Drivers usually shift when a pre-determined RPM is reached, but often employ guess in determining what this value should be, or else brings the engine close to red-line (not always a happy event). Aug 28, 2017 · The 4L60E Transmission. The shift point set at 6400, but the RPM never drops and it quickly hits the rev limiter at 7K. Please note that this is the RPM at which the shift is commanded and that most transmissions take at least 1/2 second for the hydraulics to react to the shift command. 10:1; 60 mph would result in 1,960/2,286 rpm and 70 mph would be 2,060/2,403 rpm respectively. 42 axle ratios but the tire diameter on a 275/45/17 is 26. 700R4/4L60E/2004R 4TH GEAR LOCK-UP SOLENOID. Gear, Shift Point and Speed Calculator This is a gear, speed and shift point calculator. I attribute this to fluid leaking through the accumulators and/or separator plate. US Shift Electronic Transmission Control Systems let you take charge of your 4L60E, 4L80E, 4R70W, E4OD, or 4R100 transmission and unlock its true potential. 3s. I've checked fluid levels and condition, both are normal, fluid not burnt, nothing abnormal in the trans/engine mounts or u-joints. Re: Shift Problems 4L60E Transmission: bob: 4-5-09 : 1993 4l60e been rebuilt when trans shiftsto second gear t conv. The governor will work with only 1 spring or 2 springs. U7198) is a state-of-the art high performance tuning flash programmer, which advances the timing, optimizes the air/fuel ratio and remaps the transmission shift points (in automatic transmissions). Set these table parameters to the desired WOT shift RPM for each gear. 42-3. Tune up parts have approx 30K on them. Watch the right side of the screen to see the MPH and RPM change as you adjust the speed for a given TPS %. will apply then go off. Changing the shift points in the transmission will do nothing for the giddy up and go off of the line. 4th gen Camaro’s were available with 2. Transcript. been in the shop 6 times last 2 years complaining truck now only has 23,719mi and is in shop getting a new transmission. Enter Shift at RPM, select gear to shift to and hit Shift and Trace to run up through the gears recording shift point RPM and km/h. The only diff, is I installed 265/75-16 tires instead of the original 245/75-16. You can remove one spring to raise the full throttle shift points. The default settings are there for an average control of how the transmission functions, and since the settings won’t allow you to go too far in either direction, you can’t hurt the transmission with your adjustments. Dec 07, 2008 · Transmission problem 1995 Chevy Caprice V8 Two Wheel Drive Automatic 158000 miles I have a 1995 Chevrolet Caprice LT1 350 5. When it did change gears, it would nearly break your neck. Mar 08, 2012 · Consider data-logging a dragstrip pass and then carefully evaluating exact shift points, possible tire spin (which can be seen as spikes in mph), and other variables like shift duration and fluid Oct 15, 2012 · Introduced in trucks in 1993 and rear-wheel-drive passenger cars in 1994, the 4L60E (and its later, beefier descendents, the 4L65E and 4L70E) are fully electronic, computer-controlled transmissions. It either can’t, or it won’t. Jun 23, 2009 · man, dont know whats goin on. In the Tcm there’s a map base on gm tcm with mph set in. 10 shift points at WOT: 1-2 @ 40. Given a few bits of information on your drivetrain and tires it will computer shift points, max RPM. hope it helps. May 15, 2008 · You need a guage that goes from 0 to about 350 pounds. This will fit all 2004R , 700R4 , & 4L60E models , and includes a basic instruction sheet . One is based off of MPH and the other is RPM based "kickdown normal mode shift rpm threshold" and . When locked up, I normally see almost exactly 2000 rpm at 70 mph. Blah, blah, blahI like the 2004R, got the WOT shift points dialed in with a governor from bowtie overdrives (don't even have to shift at the track, LOL) but Dec 07, 2008 · Transmission problem 1995 Chevy Caprice V8 Two Wheel Drive Automatic 158000 miles I have a 1995 Chevrolet Caprice LT1 350 5. B&M® Transpak™ kit for 1993-2004 GM 4L60E (electronic) automatic transmissions. Truck has 222000 miles on it. They operate using hydraulic pressure to shift the gears, and use electronic solenoids to regulate the pressure of the transmission fluid to control the shifting points. Now when I drive it there is no MPH reading, just zero and it won't shift out of 1st gear, but turbine speed RPM climbs as expected. Learn something new just about every time I log on to the bolt. BUT GM did them in MPH so get out your spread sheet or on line calculator to do custom changes. YUKON 96-97 (AT), 4L60E transmission, floor shift. i know there are several For a firmer shift at higher speeds, adjust the value higher. Jan 23, 2012 · Should you decide to go with a non-computer controlled overdrive, such as a 2004R, 700R4 or Ford AOD, you will need a TV cable adapter kit like this one from Bowtie Overdrives. Vehicle speed is greater than 20 mph. And also the MPH at these points. Solenoids are fine Oct 03, 2006 · Then use 'kickdown normal mode shift RPM thresholds' and set your desired RPM shift points. 7 with 4l60e trans. WOT Shift Point 56 - A MPH command for the 5-6 up-shift at Wide Open Throttle Shift Pressure 12 - Percentage based increase in shift pressure of the transmission for the 1-2 shift Shift Pressure 23 - Percentage based increase in shift pressure of the transmission for the 2-3 shift Modern automatic transmission are sophisticated pieces of machinery that are made up of several components that work together to shift the vehicle’s gears. I have a 1993 k1500 4x4. 42 gears. From my experience with the newer computer controlled autos, they seem to shift up when they want to and don't hold a gear if you get close to the max rpm. Since there is a solid 3-4 shift, and then TC lock-up, I'm thinking that the 2nd apply servo is stuck or leaking for some reason, because if the 2-4 band was toast, there would be no 4th. The 700r4 and the 4l60e are essentially the same transmission as far as the gear ratios are concerned. Based on what the seller told me, the vehicle has never towed more than a light pop-up camper. Nov 06, 2020 · S BKAVH 0. 5 mph (at which point a shift will be allowed according to the gear table). 5 mph 4. Had not heard that before Jerry, 700R4 and 4L60E. to/2M1YOw4 Amazon: https://amzn. The amount of boost being used hasn't changed. The feed to the clutch is made more direct. my truck is seriously scary going from 55-120 mph with a snappy down shift 1 Jan 2013 Rebuilt 4l60e will not shift at WOT. I am having similar problems with the 4L60E in my '97 S-10 with only 70k on it. 4L60E WOT shift point settings Dec 31, 2017 · Taking the 4L60E Into the 21st Century Performance World. , GEAR, TCC LOCKED, SHIFT MODE, and DTC COUNT (Figure 5). shift point wise, i know its not a good comparison but if you were to comapre the 4l60e in a factory application with a factory computer running it, it makes a huge difference. Calculate GEAR, RPM, MPH, TIRE DIAMETER. i believe there is something to be said for making a stand alone unit. 24 km/h (15 mph). If the selector is in 3 or OD, it up-shifts to 3rd when I take my foot off the throttle at speeds over 20 mph. Aug 30, 2015 · Dropped tranny pan. Shifts into second, then doesn't shift up any further. 1st to 3rd all shift at correct MPH, 4th is about 8-10 miles late, and 1st is still a hard shift. I have a question on adjusting the shift points using the Hypertech Max that make higher stall speed torque converters for the 4L60E tranmission. So if the TV cable is not adjusted properly, it can cause numerous transmission problems. For example: line 3 references "1-2 15TPS Upshift". So I swapped turbine speed and VSS connectors on the trans (maybe they're labelled wrong) and now I'm reading 720 RPM at idle for turbine speed where before it was zero. Modifying this will change your WOT downshift speed/rpm points. (I usually run 2000 RPM at 70 mph, now RPM are higher and close to a 3rd gear "gearing. Aug 24, 2020 · Use the "Increase" or "Decrease" button to adjust the value of the shift point. The fourth gear ratio in the 4L60e allows us to cruise comfortably on the In order for a NASCAR car to go 180 MPH, the tires have to rotate at 2180 RPM. Decrease shift times to aorund 0. Jan 04, 2020 · I mean the tranny has a 3 year unlimited mile warranty from street smart transmission and there 4l60e upgrade kits replace all oe plastic parts that failed and added a extra clutch pack in the 3 4 gear bands i think and the plastic 1-2 accumulator pistons been replaced with aluminum parts and a shift kit so i think i need help with maybe runnin my scanner config the right way and know what to May 31, 2019 · 4L60E Trio series input shafts. stays in first gear until rpm are high and shifts into 3rd. Up next. 94 Impala ,Flowmaster 40's ,3:73 Gears ,Cat Delete K&n Air filter,Transgo HP Shift Kit,160 Deg thermoStat ,Stelth Bolt. Show less Show more. B&M® Transpak™ kit for 1982-1993 GM TH700R4/4L60 automatic transmissions. Most stock automatic transmissions won't downshift into low gear above 15 mph, and automatically upshift at a predetermined speed no matter what gear you're in. Jan 05, 2008 · This same condition could also be caused by a stuck 1-2 shift solenoid in the valve body. And your rev limiter is  Also, progressive shifting is used in the lower gears to promote quicker trans- mission shifting and improved vehicle performance. But when I lift my foot off of the pedal to slow down and press the pedal again to Apr 26, 2011 · whats your shift points set at. The GMPP transmission controller (PN 12497316) for 4L60E, 4L65E, 4L80E, 4L85E) includes wiring harness, software, and laptop computer connector and allows complete programming of shifting, as well as part-throttle, wide open throttle, and shift firmness control. Large Animated Gauges. BOTH have to be "hit" in This setting is used to adjust the full-throttle shift RPM for the 1-2 upshift. Think of it like this, older (modulator controlled) transmissions were usually swapped to manual valve bodies because of the short comings of the modulated system. If the actual shift time is longer than the calibrated desired shift time, a soft feel or slow engagement, then the PCM decreases current to the pressure control (PC) solenoid in order to increase line Feb 19, 2013 · This RPM will move you closer to maximum torque but it's not so much slippage that it makes the truck difficult to drive and wastes fuel. TV Cable Connection: If you are retrofitting your 700R4/2004R transmission in place of If the selector is in 3 or OD, it up-shifts to 3rd when I take my foot off the throttle at speeds over 20 mph. 73, 3. I currently am running a TTP Stage 4 "4L60E" though not much of it is a 4L60E any moreheh, manual valve body, transgo HD-2 shift kit, billet servo, beast shell, new sprag, bands, 5 pinion planet, etc so far it's been working out great for me since my trans blew. Your owners manual will have a list of the shift points, but they are generally as follows: 1-2 at 15 MPH, 2-3 at 27 MPH, 3-4 at 45 MPH. Most of this is so insignificant that it goes unnoticed after a swap. 5 mph. Keep in mind that 4L60e tranny's don't have the strongest clutch plates. 06 2nd - 1. You can set up shift points with the click of a mouse and also setup WOT shift points separate from normal driving. PCS DUTY CYCLE , SHIFT POS. GM should have evolved the 4L60 to a 5L60 then 6L60, just like  4 Jul 2017 So in the case of a 700R4 or a 4L60E (they are the same with regard to So if the engine was spinning 3,000 rpm at 70 mph—in overdrive it will As a point of comparison, let's compare that to the same effective We've seen a greater rpm drop from locking the converter than from shifting into overdrive. Not on the 4L60E, at least not to the extent that I've had a couple of LS/4L60E combos tuned and the 4L60E shift points are controlled by the computer. The transmission wouldn't shift 1/2 - 2/3 - 3/OD until the rpm reached about 2800 which means that if you're driving in traffic, creeping along at about 20 to 30 mph, the trans wouldn't not shift. The operator can switch between 2WD and 4H mode at speeds up to 88 km/h (55 mph). If I try to speed up it will down shift to 3rd. I've drained and refilled fluid a couple of times and it looks pretty good. The 4L60E requires an electronic control­ler to vary shift firmness and shift points as well as torque converter lockup, while the TH700R4 uses a TV cable to moderate shifts and a sim­ple wire connection to control the lockup torque converter. Vehicle Speed (MPH). Sign In 6g weights don t expect it to drop into OD on a 700R4 until you reach 45 50 MPH. If you are making any power at all and/or have a heavy vehicle 4L80E all the way! I use . Designed for longitudinal engine configurations, the series includes 4 forward gears and 1 reverse gear. The one for the 4. Check Compare and enter alternate Tire Diameter or Diff Ratio to compare. The speedometer will display a second needle for the comparison. 00 4th - . driving at high speeds causes sudden engine braking, which is dangerous. but in comparing the speeds to what I found posted 73 mph 2-3 shift vs the 92 mph that TunerCat left after the speed calibration . But doing 70 mph on the interstate last week in 92 degree heat got it to 207. It would also help to write down what it was before you changed it so you can get back to where you were, if needed. Jan 26, 2004 · So, if any of you know the factory shift points or would like to tell me what you set yours to (and if you like it there), I'd greatly appreciate it! I need to know factory shift points for the 1-2, 2-3, and 3-4 shifts (all WOT). I finished installing this trany last week, it's a 4l60e performance one with a transgo shift kit and a boost 500 valve, 2500rpm stall tc. right now I am set to 1-2 1 MPH. The shift speed is adjustable in 1% intervals. Check engine/ trsction on steady. abs goes on n off. GMC 1500 PICKUP 99 5. GM 4L60E: 1 1/8" from Bellhousing to Pads: the shift points will go up. Adjust the upshift and downshift curves, BUT always keep the upshift curve higher than the downshift curve (i. Torque managment plays ino the harshness of the shift. TH700E (4L60E) Diagnosis. E-TransControl 2" Digital Gauge with Gear, TCC lock and GP level indicators. 10's and 4L60E, you won't be in 1st gear very long. If it can’t shift into fourth anymore, that means that there is a mechanical issue at hand. The B&M® Transpak is the next step up from the B&M Shift Improver kit. 73 and 1 - 2 shift comes pretty quick. 1697. 5. 2002 Chevrolet Silverado 1500HD > 6. Only the caddy got better tranny shift points. 3L V6 has different shift mappings than the one for the tutu. 70 12 Jan 2015 Speedo will need recalibrated for sure, and shift point mph will also need to be adjusted. I was thinking the same thing, and if the engine is lugging at that point, the problem  12 Jun 2019 While the lawsuit alleges shakes, jerks, or a “hard shift” when The issue is the shudder and it will shake a vehicle hard at 40-45 mph. I currently have all shift times set to 0. Light throttle setting can be smooth as glass and heavy throttle setting can jerk your neck as hard as you want. Biggest and easiest change beleive it or not was the Caddilac V4P Towing package. Because of C. Modern automatic transmission are sophisticated pieces of machinery that are made up of several components that work together to shift the vehicle’s gears. com/TheRealScottiesHobbies Buy Sonnax Pinless Accumulator: Ebay: https://ebay. Autoplay. These input shafts include the stock 4L60E input shaft, a heavy-duty 4L60E input shaft (4L75E), and a hardened 4L60E input shaft. 90 to 4. 4 Speed Transmission Tuning On HP Tuners, Looking at the 4L60E - Duration: 15:03. Use a high-volume 13-element pump. MAX: 250. Increasing the value of this line to 20 puts the shift point from 1st gear to 2nd gear at 20mph when the throttle position is at 15% open, but under the next level (50TPS). I consider that normal, especially with 3. The 4L60-E is found in nearly every GM rear-wheel-drive application, including the C/K Truck, Sonoma, Jimmy, Tahoe, Yukon, Astro, Safari, Suburban, Bravada, […] Was much better. 625 3rd - 1. Keep in mind there is a slight delay at the shift point that will cause the engine to exceed these RPM settings. 7L. But when I lift my foot off of the pedal to slow down and press the pedal again to RCP96-140 4L60E Z-PAK CLUTCH MODULE. Oct 18, 2018 · I want to vary the shift point based on rpm, mph, and TPS. Gm 4L60E transmission technical information. For example: line 3 references "1-2  IMPORTANT NOTE: 4L60E transmissions have a different output shaft speed sensor connector on early models (1993-1996) than allows the Simple Shift to know where your lowest throttle point is. #7. While my foot is on the pedal I am able to accelerate and change gears. The PCM actuates the shifting solenoid when it determines that an upshift or downshift Jan 23, 2010 · I have looked and don't seem to have many options in switching the shift times opr chipsfor horse power in my 95 chevy truck withe the 350 tbi and 4l60e so was wondering if I have more options with a 96 vortec 350 with the 4l60e these are both 4x4 and I use them to tow trailer from time to time and are also lifted with 33 inch tires so seeing which is the best option for me thanks There are different 4L60E transmissions for the different engines. They jsut don't handle the weight of the trucks very well. 300 for commanded shift times on both the 4L60E and 4L80E (. Search form. The 4L60E was utilized in cars and light duty trucks. The Infiniti G35 was introduced in 2003; it was a mid-size luxury car available in coupe and sedan models. 1st gear is like a granny gear, very steep to get moving while towing a heavy load. Circuit 437 is used by the transmission shift points. 23, and 3. well i rebuilt it - should i have posted this on my "4L60E rebuild" thread? anyway, the thing locks up at 38 mph - seems too soon. One 4L60E weak point is a failed sun gear shell. Well, automatic transmissions are considered to be a mystery to most people. Third gear, of course, is at 1:1, and the fourth is reserved for overdrive. I think it didnt work right. May 04, 2019 · There are two basic types of automatic transmissions based on whether the vehicle is rear wheel drive or front wheel drive. I use OEM parts only. 0 LQ4, Built 4L80E, 3. 696 are the actual 4L60e ratios. Only changed shift times and a few MPH settings from it. There are several companies that make higher stall speed torque converters for the 4L60E tranmission. After having a Th-350 for years, I'm finding that I like this combo on the highway once everything locks up. Truck is a 2000 Silverado, 2WD, 5. Jul 18, 2017 · But, we will focus on automatic transmission in this article. As you change to higher gear ratios the max speed in a gear goes down. Shift Point Tuning: In this section we will deal  but I believe, if you raise the rev limiter so you can go to higher revs and hold gears longer, you must also raise the shift points/mph. The only time the 4l60e starts to have real problems is when torque management is removed without a shift kit or at least a corvette servo. P. When it comes to transmissions, no other company provides this level of commitment to their clients. I have 700R4 with 3. I thought it might be severe bore wear, so I installed a new valve body with reamed bore and Sonnax regulator/isolator sleeve and valves. Local Transmission Shop thinks it a transmission solenoid, but they couldn't get any of the symptoms listed earlier to occur when they had it a while back. It has all the features in the Shift Improver Kit, plus it provides additional driver manual control (TH400, TH350 only). 85. The throttle valve travel is changed to stop slipping on the very light acceleration. Whereas, the 4L60 (not 4L60E) transmission is GO-SHIFT Electronic Transmission Control TCU. It just didn't feel right. Apr 08, 2019 · The higher the value, the higher the mph shift point. It definitely requires someone with a very good understanding of a 4L60E to get one to hold up to the horsepower, RPMs, and hard launching of a drag car. I started tracing through the speedometer sensor wiring and that wire goes through the brake light switch at the pedal to a jumper block (I forget what it is called) that sets the shift points according to the rear end gear ratio. Look at VCM Editor>Edit>Transmission>WOT Shift RPM vs. Aug 31, 2012 · With a programmable controller the driver can have direct control of shift timing, wide open throttle up shifts, and torque converter lock up apply, and at what MPH this takes place. Will manual shift 1,2, … read more The 4L60E will lock the converter around 43 MPH if all the conditions are right. To engage or disengage 4L range, the vehicle speed must be less than 5 km/h (3 mph), the brake pedal depressed, and the transmission must be in NEUTRAL. The RPM value is displayed in thousands (e. Whereas, the 4L60 (not 4L60E) transmission is Apr 17, 2013 · 97 Silverado - 5. FITS 1987-UP 700R4 AND 4L60E. Jan 12, 2016 · This may cause the transmission to shift roughly or more quickly than normal. The cable functions similarly to the combination vacuum modulator/cable systems found on other automatic transmissions. I promise you that the next transmission I have to replace or any other person I hear of needing a transmission I will be heavily promoting Monster Transmission and tell them that I personally use Monster Transmission. B&M 70365 - B&M Transpak 4L60E Camaro V8; 1994-2002. Allow for a Delay Depending on your transmission build, your stall converter, your engine power, and your shift firmness, it may take anywhere from less than 100 RPM to more than 300-400 RPM for a shift to we have a 4l60E sitting in the lot behind a 4. With your setup You are going to hit rev limiter (5800 RPM) at about 69 MPH +/- depending on tires. That was before the stall converter. vs jump to Solenoids and other internals in transmission. if the speed limit is 40, then i am giving it so little throttle that it seems to unlock because of that. Whether you need 4L60E wiring diagram information, 4L60E transmission rebuilders tips, 4L60E technical information, 4L60E diagnostics, 4L60E troubleshooting help, or just answers to your 4L60E transmission rebuilders question, the Transmission Rebuilders Network is the place to go! PCS DUTY CYCLE , SHIFT POS. This is an OPTIONAL connection (shift points can be set by VSS only, but risks overrevving the engine if not set carefully) Optional grey CAL_B Connect to a toggle switch that GROUNDS this wire. Now I know for my 99 TransAm to shift it needs to hit its MPH and its RPM to complete the shift. Replaced the tranny (4l60e) with a 94 4l60e and now 1-2 shift little hard but ok 3-4 shift perfect but does not shift to OD no matter speed or throttle. also when in manual first at 20 mph will shift into second with out moveing the shifter need help. The default speed hysteresis is 3. right now I am set to 1-2 1 MPH . later Sep 27, 2011 · I have a difficult time accepting this is a coincidence issue that appeared when original trans broke but I have seen weirder stuff before. The New Silver Bullet RockerBox for a quick and discrete shift with 2nd gear adjustment. Lock-up test: Use Overdrive range “Circled D” The computer relies on the Vehicle Speed Sensor to trigger the shift into high at 40 MPH. Cleared code, but still no joy, P1870 and slip continues. Most of the time if you use a generic tuner to adjust  21 Apr 2010 I have a question though about shift points, has anyone changed them by at least 5 mph this is called hysteresis and prevents gear hunting; Enter Gear Ratios, Tire Diameter and Diff Ratio to Calculate km/h mph and Shift Points with Tracer. I copied the tables for all the shifting types from the LT4 BIN into my modded LT1 BIN. Most common is a hard shift from 1st to 2nd gear. Kickdown mode shift point table has 2>3 shift at 70 MPH stock setting. Will manual shift 1,2, … read more Aug 31, 2012 · With a programmable controller the driver can have direct control of shift timing, wide open throttle up shifts, and torque converter lock up apply, and at what MPH this takes place. Based on their information, I purchased the transmission/convertor and installed them. , which sounds fairly involved. The range of adjustability is only a few mph either way. Jun 02, 2011 · For figuring out ideal shift points, you need to dyno the car. I've read the articles, and my geometry is good, WOT setting is good. They are designed and built with OEM quality in mind while still being 700r4 shifting 700r4 shifting My preference is to set the MPH values for WOT lower than you intend, and use the RPM table to set shift points for WOT ("Kickdown Mode"). Shift Point Tuning: In this section we will deal with shift point tuning. This is the standard replacement design. We are dedicated to giving you the technical support you need, when you need it! If you are installing your transmission that was purchased from Monster Transmission, our sales and support staff is here. Actuates an alternative shift point and shift firmness setting. as for the difference between the two I actually have both the inTune and Trinity for my car engine tune wise, the tunes are the same. You can get a cable button off of a junk GM vehicle and weld it to your throttle valve lever. HP / Optimum Shifting Point Calculator By Bowling Proper placement of shifting points is a required for best ET and MPH. Jun 24, 2015 · There have been many good points already mentioned above. For the longest I had  3 Jul 2007 GM Drivetrain & Suspension - Gear/MPH/shift points calculator for 4l60 and 4l80 - Here is a MPH gear calculator I put together when I was  16 Oct 2006 Rain only affects mph shift points, since you go nowhere. Your MPH shift points will be a bit lower with the new gears, but then the trans isn't working as hard either. It is told exactly when to shift by the computer and it allows for more accurate conditions based shifting. D. It has been considered to be the best rendition of the finest overdrive automatic transmission ever produced. b. While on the road, I can shift from D into 2 and it will downshift ONLY when going above 30 MPH. I bought in August from the original owner. Before you ask: Yes the shift tables would make more sense in RPM. This includes the 4L60e, 4L65e, 4L80e, as well as other variants of these transmissions. Skip to main content. The Force motor tables allow setting shift firmness at all settings. controls line pressures, shift points, part throttle downshifts and detent downshifts. Most conventional automatic transmissions won't downshift into low gear above 15 mph, and automatically upshift at a predetermined speed no matter what gear you are in. I had a 'vette 2-4 servo in it before, but didn't like the harsh 1-2 shift. 5 mph 2-3 @ 76. It could never do that before. An automatic transmission is hydraulically controlled and designed to shift smoothly. Also you didnt give the 4l60e gear ratios 1st - 3. The main hiccup on the 4L60E is its gear ratios – 3. This is an OPTIONAL connection Nov 12, 2020 · The Transgo SK 4L60E corrects, prevents, and reduces problems associated with code 1870, trouble light & hard 1-2 shift performance. Most of us hotrodding these transmission's just live with the slight change in MPH/RPM on the shift points Forth we work on the shift schedule and shift points. Sometimes the transmission will shift hard from first into second, then sometimes it will delay shifting out of first and will skip second and hit third. On my LS6/4L60E in my 98 Wrangler we deleted the torque management out. with the torque More symptoms, and maybe this is a vital clue: the 3 to 4 shift is fine, but I've noticed that lockup takes a while to occur. 0L in a 2000 wrangler. On a drag racing pass I want the overdrive to shift at 7500-8000 rpm (there will likely a slight delay at high rpm/hard acceleration ). Truck drove and ran fantastic prior to trans breaking. The speedometer also drifts from about 50 to 65. The full throttle 1-2 shift will usually be at a higher RPM than the 2-3 shift. Shift Points The Max Energy 2. Also watch the graph to see roughly how your speed setting compares to the other columns. Oct 24, 2016 · We set up the configuration file in mere minutes and with 12 quarts of Lucas Sure-Shift ATF, the trans performed perfectly. While this may hurt fuel economy a bit it makes the Jeep feel like it has more power and is much more fun to drive. There are different 4L60E transmissions for the different engines. So if you are set at 30 on your downshift and you punch it, it will not go to 1st. If you look at the chart the differences are usually less than 50 Rpm's different. will continue to apply and realese untill 45 mph. but, the Trinity has the tcm/tranny support and the tranny changes are nice. Road test noting shift points & lock-up – do this under light, medium and heavy throttle. The heritage of the 4L60E transmission can be traced back to the turbo-hydramatic 700R4 hydraulic transmission that was used in many General Motors cars and trucks in the 1980s and 1990s. The 4l60e will last alot longer with the firmness on. allowed for the removal of the 112 mph speed limiter, and helped the shift points. I made another video The 4L60E (and similar 4L65E) is a series of automatic transmissions from General Motors. The funny thing I noticed was that if i manually shift the car from od to 3rd gear then it will not shift into the Shift Better, Last Longer. a dead stop or to climb a hill, then you'll shift into a higher gear as you pick up speed. GMC 1500 PICKUP 96-98 AT, 4L60E transmission, floor shift. The rolling resistance or air drag "load" hasn't changed. Trans cal is the slight spring changes made for the different gear ratio's/car/truck. With the shifter linkage attached to the shift arm on the transmission, place the transmission and the shifter in neutral and attach the cable to the transmission shift arm. The truck is absolutely stock with the black box untouched. Jun 09, 2019 · When I'm coasting to a stop and going slow, the 2-1 shift is almost like going from 3rd to 1st in a stick shift car if doing so at about 5-10 mph. Our transmission controllers are compact, packed with features, and have a built-in display for tuning as well as user-friendly software for more in-depth tuning. 2-3 4 MPH and 3-4 at 8 MPH. You need to raise it to 35-40 or whatever you gear ratio will handle at a safe rpm range. Splice in design Lock Up Solenoid. What I am doing is making it so you can start in any gear by bypassing the TCM input. I've had a couple of LS/4L60E combos tuned and the 4L60E shift points are controlled by the computer. And if that does not work for you, manage the shift so that it occurs around 2000 RPM of the engine under light pressure of the gas pedal. Fluid red. The tuner can adjust as needed from the laptop. It will also allow adjustment of shift firmness all within the control of either a simple hand-held device, or in some cases, sophisticated software that can be tuned via a laptop. SOURCE: 99 silverado will not shift into overdrive. Dec 21, 2008 · Re: Choices? TH400 or 4l60E Be Careful what you wish for. I think he key was my service manager keeping my truck several day setting the shift point was a help. We sell a cable correction kit for Holley and Edelbrock carburetors. truck will not shift into 2nd gear while driving. In other words if the default setting is 8 mph for the 1-2 shift and you put 8 mph in the handheld you would end up with 8+8= 16mph for the 1-2 up shift. Please tell me what your shift point and rev-limiter rpm. Jan 18, 2009 · a. Blah, blah, blahI like the 2004R, got the WOT shift points dialed in with a governor from bowtie overdrives (don't even have to shift at the track, LOL) but Nov 12, 2020 · The Transgo SK 4L60E corrects, prevents, and reduces problems associated with code 1870, trouble light & hard 1-2 shift performance. It's switched through a Holley nitrous driver. There is a difference between 4l60's 700r4's are O/D's 4l60's (1993) are electric lockup via solenoid 4l60e's, generally need a computer to control shift points 4l60e's made after 2000, will 90% not be compatible with pre-'00 stuff. c. Sometimes on a newly rebuilt 700R4 or 200-4R transmission, it may not make the 3-4 shift when first Mar 28, 2012 · Adjusting Shift Points. A cheap and easy fix if your 4L60E automatic trans is shifting hard or shifting late. quicker, firmer shifts, you can adjust the shift points, firmness, etc. 73 4 High and Low Mods W/ Spyder Glass Lenses 1998 C1500 Sierra (work in progress) Light throttle shift points are measured in MPH and full throttle shift points are measured at what RPM. We allow it to build a little more speed before it shifts and make the lower speed downshifts a little more aggressive. Probably wouldn't be an issue with my PT3200. I’m not that familiar with how automatic transmissions work, but the TSBs appear to involve disassembly of the transmission and the possible replacement of valves, control modules, etc. 73 would be in the neighborhood you’d want to be in. This is a discussion on Shift points on an 01-02 4L60E within the General Help forums, part of the LSx Technical Help Section category; I am curious, anyone know what the "stock" full throttle shift points are on the 4L60E? 4L60E transmissions are JUNK in the worst way possible. did a complete tune-up on the engine about 2 weeks ago. 6 Dec 2001 shift at around 7600-9000 depending on how I feel but with a shift point of 7600 rpms the mph are listed as 1st>2nd at 36 2nd>3rd at 65 3rd>4th  with the shift settings? What settings change shift firmness and shift points?I have a built 4l60e with 2000 rpm stall converter and … The higher the value, the higher the mph shift point. For new OEM platforms, the Z Pak design can reduce the overall Mar 23, 2011 · It makes controlling the trans a dream. 29 Jan 2019 For GM 4L60E and 4L80E. Another easy 4L60E mod is the use of a trio 4L60E series input shaft in order to improve the transmission’s toughness. I like to set the MPH low, and let the RPM be the trigger spot for the shift and you'll see this in my tune. my shift point is supposed to be 6000. Ive owned many had trouble with all, replaced 2 on my own and factory warranty replaced 2. even with the perform transmission button not pressed, its is supposed to shift at 5800, but shifts at 6200. Scan for codes & write down. 13 Dec 2007 The 700-R4 (as well as the 200-4R and the 4L60) uses a cable (called the Basically, the TV cable is only used to tailor shift points with the the First-to- Second shift should occur at 15-20 mph; Second-to-Third shift at 25-30  7 Jan 2016 The downshift solenoid controls the transmission shifting from a able to shift gears properly, sometimes even to the point of rendering the car  93-02 Transmission & Differential - 4L60e shift points - I have a v6 1998 camaro with the A4. This is the governor that commands WOT up shift speeds. Next was a Flowmaster Series 80 exhaust and a K&N Cold Air Induction kit. Shifts under normal load Shift points are calibrated in MPH (road speed), not RPM. Apr 29, 2012 · I have a 99 suburban it is shifting into 3 out of 4 gears. I am seeing about 2150 rpm at 70 mph until lockup finally takes place, but I can't say exactly when it does happen---I have to watch the road now and again. 62 in second, which meant you were getting a massive amount of torque in first gear, before dropping down to about half that power in second. Was wondering if anyone might know the best shift points for 1/4 mile. Mar 18, 2019 · 4L60E No Overdrive Causes. When you are setting this there are two tables that control shift points. I would imagine that with a 29 inch tall tire a 3. When tuned, all tables are adjusted properly including part throttle shift speed, line pressure, individual shift pressures, TCC lock-up mph, and all applicable torque management. Most mechanics will quickly tackle the timing belt job or the head gasket replacement, however, with regards to transmission matters, even the most seasoned mechanics might shy away. May 28, 2020 · Just trying to figure out the most viable and economical box for a torquey l36 obviously I'm sick of stock 4l60e's even with b and m shift kit their days are numbered usually with 2 digits I'm just finding it hard to justify spending a grand on a converter for one of these when that's a big “A few TSBs, #PIP4304A and #PIP4184B, and 09-07-30-004A, appear to be on point. Most stock automatic transmissions won't downshift into low gear above 15 mph, and Jul 27, 2018 · The advantage of the electronic control on the 4L60E is that it is easy to adjust the line pressure with a couple of keystrokes on the hand-held controller or a laptop. Please help, I am at point of trading in truck. This can be very hit and miss. 75 :1 ratio), leaving you at about 1500 RPM at about 46 MPH, which is not going The actual shift time is determined from the time that the PCM commands the shift to the start of the engine RPM drop initiated by the shift. You can not compare shift points in MPH between cars with different axles/tires. WOT settings - do you use MPH or RPM as the guiding parameter for the 1-2 and 2-3 shift points? I've been using RPM, my 1-2 shift is always right on the money but the 2-3 moves around. Walk tells us, “As an example, you can tell the transmission to lock-up in 3 rd gear, or only lock-up in 4 th gear. This is due to the fact that the transmission fluid cannot be rerouted to the part of the transmission that would be making the The 4L60E transmission weighs 146 pounds dry, and 162 wet. Assuming 30-31 inch tires, and a 3. The 500-618 Shift Correction Package (K500-618) Helps eliminate the following problems: • Premature band failure • Inadequate line pres-sure • Slow engagements • Premature clutch failure • Lower 2-3 shift MPH • Full time lube • Rapid fill manual valve • Regular, heavy duty, gas & diesel The E40D/4R100 Shift Correction Change TH350 & TH400 Shift Points with an Adjustable Vacuum Modulator December 7, 2019 Roadkill Customs The B&M GM TH400 and TH350 Vacuum Modulator is fully adjustable, allowing you to customize the shift points (within a range of 2-4 mph). 8 Apr 2017 Here is a picture of my factory shift points. THIS IS ATOP QUALITY CLUTCH MODULE. 4l60e shift points mph

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