This item: GM Genuine Parts 8680501 Automatic Transmission 2-4 Band Servo Pin. 1997 RCSB S10 - LQ4/4L80e swap - In progress. **Valve also included in Performance Pack HP-4L60E-01. 732-276-8589Mon-Fri: 8:00am to 6:00pm ET im converting a 66 gmc truck to auto and my first question is what is the difference between a 700r4 and 4L60 and 4L60e. However, if you are opting for something more budget-friendly, you want to consider the 4L60E instead. The pressure switch manifold (PSM) is a multiple switch assembly consisting of 3 normally open (NO) pressure switches and 2 normally closed (N/C) pressure switches. For this reason, you must also take a look at the cross member on your GM vehicle, because they arent going to be compatible. Will The 4l60e Transmission Wiring Harness Work Without A . Other sensors, wiring harnesses and electronic equipment can also be different. I would have thought the big brothers 80/85E would have been a fair bit higher in torque capacity. Stage 2 4L60E/4L70E/4L75E (09-UP/17 Pin Connector) Z-Pack Hi Energy Clutch Set 3/4 with Kolene Steels. I'm guessing it's 94, making my blazer a 95 tranny???? Broken drive shell / sunshell. If the mode switch is open, pushing either the upshift button or downshift button will put you in manual mode (and pushing both OR switching the mode select switch to auto will put you back in auto mode). You must be logged in to access the wishlist feature. It's a 0.5-4.5 Volt output (accuracy &plusminus;5 psi), and has just a three wire hookup: It has a 1/8 NPT fitting - the same as the transmission port. Both transmissions hold a different amount of fluid, requiring its own dipstick to work properly. How to Check Automatic Transmission Fluid. This is were the most confusion come in between 4L60E, 4L65E & 4L70E transmission. Max. This can be identified by counting the metal pins sticking up from the round electrical connector on the transmission. There is no cleaning pulse (dither) every 10 seconds on this transmission (unlike the 4L80E). On the GPIO, the connections are: CANH: Ampseal connector pin 13, ; CANL: Ampseal connector pin 16.. On MS-II controllers, the CAN paths are: CANH: CPU pin PM0 (#45) 40-pin socket pin 6 JS6 jumper to SPR1/CANH DB37 pin 3, ; CANL: CPU pin PM1 (#44) 40-pin socket pin 11 JS8 jumper to SPR2/CANL DB37 pin 4.. From searching I know this much: 15 pin has 2 extra pins for ISS (which I don't think I need) 77987-01K. Use your existing bell & tail housings. The number of bolts that both contain is also different. In fact, you might need help from a professional technician to get the job done. For this reason, you cant hook the other one up in place of the first. It also contains a durable transmission pan, a reliable gear seat, EPC, a 13-vane pump assembly, a high-performance cooler, a hardened stator shaft with rings, and specialized control solenoids. We run you through a quick survey to determine exactly what plugs and cables you need for your specific 4L60E transmission and it's specific application.You'll get exactly the right kit. You know that the 4L60E is shorter than the 4L80E. The transmission is known for its good fuel economy. Check the transmission for bent or broken pins in the connector. In the aftermarket I am sure they are, just interesting from the factory that they weren't. Rich. Ok here's what I have. However, you can completely customize settings to your exact specifications. If you take out the 4L60E and try to put in the 4L80E, you must make room for it. These harnesses include the Gen II LT1/LT4, Gen III (24x) LS1/LS6 and Vortec Truck Engines as well as Gen IV (58x) LS2, LS3, LS7, & Vortec and GEN V LT / ECOTEC3 Engines. You must know the various gear ratios if you plan to swap the transmissions. 4L6-2ACM 1995-03 Type 2. A better programming option is disabling the EC3 continuous slip, while keeping the pulse-width modulated (PWM) TCC apply so that the converter clutch comes on in a ramped, controlled manner. Additionally, the power and torque specifications are different, along with the price, gear ratios, and electronic configuration. Never reduce the 1-2 accumulator piston stroke. Figuring out the best balance requires tuning experience and a solid understanding of a particular vehicles setup. This clutch pack failure leads to slippage in 3rd gear. TRANSMISSION STARTS OFF IN SECOND GEAR, WON'T SHIFT ON IT'S OWN, BUT YOU CAN SHIFT IT MANUALLY? Units produced in 2007 and later are 4L70E's indicated by a 15 pin connector versus the old 13 pin connector. Pressure pulsation from poor PR valve control is the real danger, and a sure sign of this problem is gauge needle-bounce when testing line pressure. The transmission is compatible with Chevrolet small block or big block V6 or V8 engines, as well as Inline 6 engines. Ships from and sold by Amazon.com. Choosing a selection results in a full page refresh. On the other hand, the 4L60E might only cost $1,500. Yea when I read the codes I was thinking that. You cant swap out the dipsticks of either transmission. Get your 4L60E repair project complete with this high quality external wiring harness repair kit mnaufactured for 1993 to 2005 year model 4L60Es that use the 13-pin connector style. No problem - whatever the answer!!!! var menu=new menu.dd("menu"); The way that both transmissions work is the same. It features a length of 26.4 inches and weighs 236 pounds. Among the many things you should pay attention to, consider these vital parts. Its vital to be informed about the many modification options available and how they affect performance and durability. Interchangeability is a strong attribute of the 4L60E. Thom Taylor writer. via our email contact form. ACDelco GM Original Equipment 24232073 Automatic Transmission 2-4 Band Servo 2nd Apply Piston Fluid Seal Kit. For a '94, yes your friend is right you need a non PWM(pulse width modulated) tranny. Many people wonder about the 4L60E vs. 4L80E transmission differences and if these two can be used interchangeably. $500 plus new GM front and rear carriers only. Sonnax servo kits include instructions for setting servo travel between .075" and .125" using a dial indicator. A qualified technician will be able to create a longer driveshaft or make the existing one shorter. is a comprehensive list of the frequently asked questions we receive then there is quite a few wires from harnesses which i need to know the purpose and how vital they are to make the trans perform correctly. TRANSMISSION STARTS IN FIRST AND THEN SHIFTS INTO NEUTRAL (4L60E/4L80E)? It must be straight for optimal performance. Its a well-intended tuning mistake that can lead to clutch-roasting pressure drops. These are Delphi Micro-Pack terminals. Output1), 0 to 60% (3.5 - 4.6 Ohms at 20C, 1.1 Amps The 4L80E is the electronic overdrive transmission that came from the TH400 lineup. Ive got an 06 behind a 5.3. sales@psiconversion.com Both transmissions require Dexron IV to run properly. Certified Automotive Diagnostic Technician. Diesels have a peakier torque curve and you want to be able to increase throttle without the torque converter unlocking immediately. Feb 15, 2005. ebay seller said: This package includes a longer then stock servo pin to get your band adjusted to the right clearance. Additionally, if you arent familiar with the electronics and sensors, you want a professional to handle the job so nothing gets accidentally fried. The 4L60E automatic transmission contains a high gear ratio. A worn Torque Converter Clutch (TCC) regulator valve. Please complete the fields below to send your friend a link to this product. If the transmission has a large 18-pin electronic connector above the passenger side pan rail, it's a 4L60E, as seen here. It seems these years were a dumping ground for leftover "stuff" I got a 95 with 78k on it and just finished puting it in. Additionally, the shape of the fluid pan is different, as previously discussed. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. I'd hate to burn up a trans towing, so what did they do??? TCC PWM) solenoid valve at approximately 90 percent duty cycle. The controller needs to be connected to the TOSS, otherwise it wont shift due to safety concerns. If it has a cable connection near the cooler lines on the passenger's side, that's a 700R4. Another unique thing for the '95 model year. Choosing a selection results in a full page refresh. For '85-later units with 298mm converter, 30-spline input shaft. 700r4 Transmission Specs & Identification (Full Guide), 6 Symptoms Of A Loose Alternator Belt And Replacement Cost, 5 Symptoms Of A Clogged Fuel Filter and Replacement Cost. It came out in 1993 and ran until 2012 (limited with Colorado's/Canyon/Hummer). customerservice@psiconversion.com In comparison, the 4L60E can only handle up to 360 pound-feet of torque. At high torque, this reduces stress/flexing of the ring gear and improves durability. Join Curt in Curt's Corner to get an answer to a much asked question and concern about the upgraded 5 pinion planetary in a 700r4, 4L60E, 4L65E and 4L70E. Monster Sale Price: 62.72. This is to address the dreaded but all too common P1870 code? Looking for an Affordable, In Stock, Plug and Play wiring harness for your LS Swap? Simple on-off operation can be excessively harsh, though, especially when the converter is damperless. The maximum amount of torque handled by the 4L80E is 440 pound-feet. Install a new sprag assembly that includes new inner/outer races. 1st design 3-2 valve 1995: Stand-alone year! & 60 degree V-6. This type of pump only moves the fluid necessary to achieve the pressure and flow needed in the transmission. M-F 8:00 AM to 4:00 PM PST The TransGo 4L60E-HD2 kit comes with different rate springs depending on your servo size (LT1 cars all had the same Corvette servo from the factory, but I've seen rebuilds with a smaller servo, and there's no way to know without disassembling the servo to look at it). Sonnax is an industry leader in the cutting edge design, manufacture and distribution of the highest quality products to the automotive aftermarket, commercial vehicle industries, and industrial sectors utilizing drivetrain technology. $19.18. Yeah, I'm thinking of getting a core (cheap) and having it rebuilt. Aside from the upfront cost, you must also factor in all of the expenses to make the new transmission compatible with your vehicle. OEM: 4L60E 4L65E 15369267. 4L65-2ACM 2003-15 Type 3. Interesting that the 4L65E is just 10 ftlbs less, and the 4L70E actually surpasses the 4L80E in torque capacity from the factory and that the 75E is just 35 ft lbs less than the 85E. It was used in many GMC and Chevy vehicles, starting with the 1982 model year. Monster Savings of: $77.48 (55%) Availability: Product Available. GM started making the 4L60E automatic overdrive transmission in the early 1990s in various configurations. These are: The wiring inside the 4L60E transmission looks like this: The corresponding AMPseal connections for the control/sense functions are: The CAN termination resistors are already in place on the MS-II controller and GPIO board. It has an 11-pin case connector. For units with 300mm converter, non-reluctor style shaft. For a better experience, please enable JavaScript in your browser before proceeding. TROUBLESHOOTING. It's almost more important to get the right clearance as it is to change to the Corvette servo. On a diesel engine, the TCC engagement strategy is different as it is tuned to get the engagement done sooner. This also used a 27 spline input shaft with the tipped end that has an o-ring in front of the splines. If you are purchasing the transmission from a junkyard or rebuilt, its easier to get the parts with it. When this happens, the engine RPM will rise much faster than the increase in the vehicles speed. The weak OE backing plate flexes during clutch apply, allowing heat to build up unevenly within the clutch packs limited space. Since higher-stall aftermarket converters arent designed for continuous slip, it might seem reasonable to eliminate this function. Fits 1993-15 4L60E, 4L65E, 4L70E. The 1-2 accumulator pistons are available in both type two and type three pistons with a .236 diameter pin bore. It is Digikey MSP6907-ND for $114. In first gear, at approximately 13 km/h (8 mph), the OEM ECU pulses the LUF (aka. 4L6-FWD Forward. We discuss these upgrades in more detail later in the article. Earlier GM transmissions used a fixed displacement gerotor pump that regulated pressure by bleeding off excess fluid. The easiest solution is to purchase a driveshaft of the appropriate length. You dont want to swap out any transmission unless you get the new one to line up perfectly. The rate of increase of the duty cycle controls the TCC apply rate. It's a 4.3 W, 4x4, build date: 12/9# (Of course the last digit is rubbed off.) My new whip - R32 Skyline My old ride -VS Commodore. The variable displacement style is much more efficient, especially at lower pressures associated with cruising. Stock 4L65E/4L70E (06-09/15 Pin Connector) Part Number: TR4L60E2ST-0609. The 4L80E handles a lot more than the previous transmission. This trans has always given me problems (3 rebuilds in 3 years) so I found a GM performance 4L70E at a good price but it has the 15 Pin connector. A Race Winning Brands Company. All PSI Harnesses are Made in the USA. Always check band/pin adjustment to prevent band release problems. Copyright TransGo, LLC. 4WD or 2WD application? The factory 4-pinion planetary has a different shoulder than the new upgraded 5-pinion planetary. The sunshell is susceptible to break on the 4L60E. Its meant to be used with rear-wheel drive and it requires 8.4 quarts of fluid. Contact PSI Tech Support to ensure that the tune in your PCM is correct for your application. The torque converter can also lock up, which makes the input speed of the transmission the same as the engine output speed. The PWM came in for the '95 model year, and was changed again for the '96 model year again. PSI sells Standalone Wiring Harnesses for GM Gen II, III, IV, & V LS/LT based engines and transmissions. We will contact you as soon as this product is available. The Fora platform includes forum software by XenForo. OEM vs. Aftermarket Parts: Differences and Which is Better? Contact PSI Tech Support to ensure that the tune in your PCM is correct for your application. Getfull and precise controlof the shifting strategy for your 4L60E. This causes the bearing to be loose. For a '94, yes your friend is right you need a non PWM (pulse width modulated) tranny. There should be 13 pins in the electrical connector. TRANSMISSION Theres a 17-pin case plug as well but its only used with the 4L70E which has the internal mode switch. The 4L60E can come with either the 13-pin or 15-pin case plug. There should be 13 pins in the electrical connector. my signature linesnot really directed at anyone in particular.. A forum community dedicated to hot rod owners and enthusiasts. The ECU also senses a brake switch and turns off the TCC solenoid whenever brakes are applied. Duty cycle on the Pressure Control solenoid is inversely proportional to the throttle angle (as throttle angle increases, duty is decreased). However, theres also the option to get someone to weld you a new cross member. Fits 1993-15 4L60E, 4L65E, 4L70E When the mode switch is closed, auto mode will be used, regardless of what you do with the shift buttons. Building Automatic Transmissions since 1978. Because of the application, the 4L80E is much heavier and larger than the other transmission. Does not have PWM cast into the front pump. AllCOMPUSHIFT Sport4L60E transmission controllers are supplied as acomplete plug and play assembly. Transmission Fluid Color Chart And What Each Color Mean. The 4L80E contains a pan that is oval, while the 4L60E has one that is shaped like a rectangle. Its also essential to feed the boost valve with a properly working (clean) EPC solenoid and steady AFL pressure to the EPC solenoid. Corvette Servo. TH350, Muncie, Powerglide, T-10, Saginaw, TH200, A4LD 4R44E 5R55E Rebuild Kits, Parts & More, 4L60E Torque Converters (1999 & Up) 300mm, 4L60E Torque Converters (1993-1998) 30 Spline, 700R4 2004R External Lock Up Kit Instructions, A518 Lock Up Wiring Instructions (46RH Only), 700R4 Stage 1 "The Exterminator" 400HP (7004-R 700R-4 TH700 4L60), Stock 4L60E 4L65E OEM (98-05) No Core Charge, 700R4 "The Nemesis" Stage 2 500+HP (7004-R 700R-4 TH700 4L60), 2004R 200R4 Transmission Performance Stage 1 450HP, 4R44E, 5R44E, 5R55E Master Kit with Frictions, without Steels; Fiber Pan, Stage 2 4L65E/4L70E (06-09/15 Pin Connector). At first glance, the two transmissions might look similar, but a closer look reveals the differences. "I do have two builds running low 10's (they say) on the street", $500.00 for a genuine 4L65E core is on the cheap. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. Join to discuss rebuilds, modifications, tech articles and more! It contains an electronic ECU and has undergone a few upgrades throughout the years. A well built and maintained 4L60E is capable of potentially handling up to 700 horsepower. You dont move when the input sprag fails, a critical link often overlooked during transmission upgrades. Its crucial to prevent even minor leaks in the 3rd accumulator checkball assembly, as these are directly related to band and 3-4 clutch failure. This can be identified by counting the metal pins sticking up from the round electrical connector on the transmission. The ONLY way to expand clutch capacity without sacrificing steel mass is by replacing the OE input housing with the patented. It also provides a lot of torque in the first gear. Common Causes & How To Fix It, Electric Parking Brake Problems Causes & Fixes, Oil Coming Out Of Exhaust Causes & Fixes. S10forum is the community to discuss the S-Series, Chevrolet Colorado and GMC Canyon. The COMPUSHIFT Sport comes with an easy installation guide to make installing and configuring your 4L60E transmission controller a breeze. With the ECCC system, the pressure plate does not fully lock to the torque converter. . ), Torque Converter Clutch Solenoid Switched GND. Any little differences from year to year in the 4L65E that make one year more desirable for an LS swap? There's a 17-pin case plug as well but it's only used with the 4L70E which has the internal mode switch. This sunshell in the 4L60E is often swapped out for a stronger aftermarket one if problems arise. Everything inside the transmission is made from aluminum alloy for a durable design. SURE YOU HAVE 13 IF YOU HAVE A 2006 TRANSMISSION. This is a PWM transmission. You might be interested in upgrading the transmission in your GM truck or SUV. Reduce Harsh 1-2 Shift Damage. Find out the differences and similarities between the 4L60E and 4L80E transmissions with information on how to swap them. TEMPORARILY OUT OF STOCK. Due to various bell housing & tail housing, all 2 piece units are shipped transmission section only. The Pulse Width Modulation (PWM) torque converter clutch solenoid, which comes on all late models of the 4L60E, allows a smooth application and release of the torque converter clutch, and the adapted valve body which is controlled by electronic actuators and solenoid, makes the 4L60E easily controllable with a modern electronic transmission controller such as the COMPUSHIFT. I'm having some real issues trying to find the right used tranny call me cheap, I don't care, but please help me with something constructive to aid me in my pursuit of the truth. Yuck what a S&@&# job. If you push in on your servo cover, you'll notice that it moves in around 1/8"-1/4". Didn't check the computer part yet.. Snowin like a fiend here. Its designed for the pickup truck with its die-cast aluminum casing. To wire the 4L60E transmission to the GPIO board, you need to make a number of connections: (This circuit only works with 'Shift Button Polarity' = "active low".). These require electricity to function correctly. 700 was re named 4l60 shifts where determined via t/v cable and governor they used computer for lock up only. can they be bi-passed or what do i need to do ?. The transmissions use a separate connector for vehicle speed, and in the case of the 4L80E and later 4L60E variants, input shaft speed. JavaScript is disabled. Connectivity includes both Bluetooth and dual independent CAN bus networks. So, when replacing the external wiring harness of your vehicle's 4l60e, you must consider the number of pin connectors. Small bell-housing 2.2L 4cyl. This information from is from GM, ATRA (Automatic Transmission Rebuilders Association) and ATSG (Automatic Transmission Service Group) and having been building them since the beginning of the 700R4 in 1982. The OEM ECU then ramps the duty cycle up to approximately 50% to achieve regulated apply pressure in vehicles equipped with the Electronically Controlled Clutch Capacity (ECCC). Forced induction or not? All our kitscome with a full set of 4L60E Plug and Play OEM Connectors because HGM always seeks tomake connectioneasy. (626) 443-5247, 2621 Merced Avenue, El Monte, CA, 91733-1997 USA. On the customer end, using the wrong TCC in the transmission or badly programming the COMPUSHIFT can lead to burning up the torque converter or erratic shifting. These used a 300mm converter and a long stator front pump. Now you have my curiosity as to if its a 4L70 or not. You might prefer to look for a special adapter kit. This duty cycle is maintained until a TCC apply is commanded. 4L6-2ACM 1995-03 Type 2 During a 3-2 downshift, the duty is decreased and this duty is related to the vehicle speed; lower speed, lower duty. The best deep pan to use is an aftermarket model with a filter extension to place the filter lower into the oil sump. It helps prevent air ingestion during hard acceleration, which can destabilize transmission pressure and lead to slipping. Never leave out the 1-2 checkball. COMPUSHIFT Sport is delivered with versatile factory-set programming for a wide variety of transmission and engine combinations. Installing Sonnax parts designed to work together is the best and safest way to upgrade any transmission. techsupport@psiconversion.com. Squeezing in more frictions requires installing a thinner backing plate with thinner clutches and steels, BUT: Adding more, thinner plates increases static holding capacity by sacrificing engaging capacity. HD Updated Sun Shell. You must modify the cross member to fit the new transmission. There should be 15 or 17 pins in the electrical connector. For the purposes of using with the LS PCM there are some compatibility issues you must be aware of. To alter the transmission tunnel, you will need more than just a hammer. 4WD or 2WD application? Internally they are different, externally they look identical. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. To learn more about controlling your 4L60/65/70 transmission and to get the right kit for your build. Product Support has been added successfully to your wishlist. All Rights Reserved. Maximum current should not exceed 1.5 AMPS. This makes programming dead easy allowing programming via Android or iOS smart phones, tablets, PC's and Mac's. The Sonnax Smart-Tech housings apply and backing plates surround a larger clutch pack area to keep the clutches parallel and maximize protection against overheating. The 4L60E can also work well in Jeeps too and is good for 4x4 applications due to its ability to handle high input torque. Whether youre starting from scratch with a heavy duty/performance build or optimizing a seasoned racing vehicle, the following key areas MUST be addressed to realize the full potential of these units: *Also available separately under Part No. What kind of changes did they make for towing? Transgo Shift Kit. They are both meant to control gears and are used in GM vehicles. Part Number: MT-A74410A + ADD TO CART Just see if your plug is the same or different compared to your car. This specific clutch pack is known to have problems where the clutches burn due to slippage from oil leaking into the clutch pack. For example, the 4L80E contains two-speed sensors, while the 4L60E has one. Nissan 350z vs. 370z: Differences & Which Is Better? Toggle menu (844) 298-6404 In case youre wondering, the COMPUSHIFT 4L80s harness and 4L60s harness are interchangeable. There is one gasket with 17 bolts on 4L80E models, while the 4L60E pan contains 16. Here is a more detailed list of the difference between the 4L60E and the 4L80E transmissions: With the model names so similar, you might think that these two automatic transmissions are similar, but they are actually quite different. Your Guide to a Sonnax 4L60/E Level 3 Performance Build, 700-R4 (4L60) Performance Transmission Build Guide, The Evolution of Automatic Transmissions Part 2: Inner Workings of Hydraulic Planetary Transmissions, Smart-Tech Input Housing Kit with Heavy Duty Input Shaft, Adding friction surfaces reduces the amount of steel, Steel in the clutch pack helps dissipate heat, Without enough steel, heat builds up and clutches burn, Never use a 1-2 servo that eliminates the cushion spring, Never reduce the 1-2 accumulator piston stroke. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. HGM COMPUSHIFT Sport - Check out what Specialists from Down Under say! Its ideal for SUVs because of its lightweight design. Mechanically there are various differences which will affect strength and longevity, while electrically there are slight differences. Its a great option if you have a heavy truck or need to push out maximum speeds. A welder will also be necessary. The 4L60E uses 4-pinion planetary carriers, these carriers are rated to 360 ft. lbs of torque.

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