These, 20 Years Later: Whats New with 4L60-E PWM Modifications, Guard Against 4L60/E Band & 3-4 Clutch Failure: Test the 3rd Accumulator Checkball Assembly for Leakage, A New Trick in the Bag: Additional 2nd Gear Servo Size for the 4L60-E, 4L60E Performance & Heavy-Duty Transmission Build Guides, Harness that Horsepower! $500 plus new GM front and rear carriers only. If you want, you can purchase the cross member that works with the transmission to make things easier. If you are purchasing the transmission from a junkyard or rebuilt, its easier to get the parts with it. techsupport@psiconversion.com. You know that the 4L60E is shorter than the 4L80E. 1995-03 Type two 1-2 accumulator piston (with three legs), 2003-15 Type three 1-2 accumulator piston (without legs), Direct replacement for broken plastic accumulator pistons, Pressure loss from worn out piston pin bore, Partial bind-up in manual low with worn 1-2 piston pin bore. 1997 RCSB S10 - LQ4/4L80e swap - In progress. Due to various bell housing & tail housing, all 2 piece units are shipped transmission section only. 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".). Pinouts for GM 4L60E and 4L80E COMPUSHIFT II Manual HGM Web Site COMPUSHIFT II Manual Specifications & Pinouts Connector Pinouts Current: Pinouts for GM 4L60E and 4L80E Pinouts for GM 4L60E and 4L80E TRANS 1 Connector Note: This is the view into the receptacle on controller, not the plug. The 4L60E can come with either the 13-pin or 15-pin case plug. Among 4WD configurations, it has one of the largest 32-line shafts. Install a new sprag assembly that includes new inner/outer races. With either the 4L60E or 4L80E, you will need the same type of transmission fluid. TRANSMISSION STARTS IN FIRST AND THEN SHIFTS INTO NEUTRAL (4L60E/4L80E)? Both transmissions hold a different amount of fluid, requiring its own dipstick to work properly. For a better experience, please enable JavaScript in your browser before proceeding. While Sonnax makes every effort to ensure the accuracy of technical articles at time of publication, we assume no liability for inaccuracies or for information which may become outdated or obsolete over time. If you are using a Gen IV (58x) engine, the preferred transmission would be from a 2007 or newer application. A qualified technician will be able to create a longer driveshaft or make the existing one shorter. Depending upon the circuit, the switch may provide a ground path when closed. Among the many things you should pay attention to, consider these vital parts. is a comprehensive list of the frequently asked questions we receive Maximum current should not exceed 1.5 AMPS. Additionally, the shape of the fluid pan is different, as previously discussed. The 4L65E was built on the same platform as the 60, but with a few differences. im converting a 66 gmc truck to auto and my first question is what is the difference between a 700r4 and 4L60 and 4L60e. The 4L60E (has to be electronic) out of a '92,'93,'94 will work, as these trannies are non PWM trannies, with a on/off torque convertor. The 4L65E are selling for $500 up around here but its a gamble, rather put my money into a rebuild. Fits 1993-15 4L60E, 4L65E, 4L70E The 4L60E can also work well in Jeeps too and is good for 4x4 applications due to its ability to handle high input torque. Your friend will receive an email from you with a link to our site. Instead a consistent slip of 20 to 40 RPM is maintained. can be reduced by properly cushioning the large ratio change on the 1-2 shift: Never use a 1-2 servo that eliminates the cushion spring. Includes 16 pins and 10 cavity plugs for unused connections. There are a few problems that often show up over time. Once youve got the right wiring harness, the COMPUSHIFT transmission controller can be programmed via Bluetooth using a smartphone to control shift speeds, shift quality and the torque converter clutch. While there are many differences, the function of the two remains the same. The CAN termination resistors are already in place on the MS-II . **Valve also included in Performance Pack HP-4L60E-01. When I get a good used one I sell them for $200.00. Ok here's what I have. Ships from and sold by Amazon.com. Its a great option if you have a heavy truck or need to push out maximum speeds. For Gen III (24X) engine applications the transmission must be newer than 1996. TCC PWM) solenoid valve at approximately 90 percent duty cycle. The COMPUSHIFT Sport comes with an easy installation guide to make installing and configuring your 4L60E transmission controller a breeze. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. Jun 23, 2014. . You will need a new torque converter or flexplate if you want to swap the transmissions. Early style, .490" dia., increased ratio, O-ring style. Car Rattles When Accelerating Causes & Fixes, Car Leaking Oil? In the, All solenoids share common 12V line on pin. This also used a 27 spline input shaft with the tipped end that has an o-ring in front of the splines. Ensure that your transmission plug is inserted fully and in the correct orientation into the transmission. The switch contacts are normally open and close when fluid pressure causes them to. However, a 90 elbow, or maybe even some tubing, will be required in most installs to keep the sensor away from the transmission tunnel. On average, you can expect to spend a little more than $2,000 for a 4L80E transmission. Only 11 left in stock (more on the way). Mechanically there are various differences which will affect strength and longevity, while electrically there are slight differences. Instead, you need a compatible wiring harness that converts everything over. OEM: 4L60E 4L65E 15369267. It contains an electronic ECU and has undergone a few upgrades throughout the years. The 4L65E utilizes 5-pinion planetaries, along with a hardened input shaft, that boosted torque capacity to 380 ft.lbs. This transmission holds 13.5 quarts of fluid. Thom Taylor writer. Contact PSI Tech Support to ensure that the tune in your PCM is correct for your application. It is also only about 23.5 inches long. 1 piece TCC control valve in the valve body. You must modify the cross member to fit the new transmission. The item you are trying to purchase is currently out of stock.Please enter your name, email, and phone number below. Increasing the number of planet pinions from four to five distributes load more evenly on the sun gear and around the ring gear. Interchangeability is a strong attribute of the 4L60E. 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. Similarly, the PCM also ramps down the LUF solenoid duty cycle to control TCC release. * The Pressure Control solenoid controls main line pressure, pulsed at 0-60% duty cycles at 293 Hertz. Toggle menu (844) 298-6404 The transmissions use a separate connector for vehicle speed, and in the case of the 4L80E and later 4L60E variants, input shaft speed. 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. Most re-builders get rid of the PWM (pulse width modulation) operation and change it to an on/off operation. Many people wonder about the 4L60E vs. 4L80E transmission differences and if these two can be used interchangeably. 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. SURE YOU HAVE 13 IF YOU HAVE A 2006 TRANSMISSION. In fact, you might need help from a professional technician to get the job done. Feb 15, 2005. ebay seller said: This package includes a longer then stock servo pin to get your band adjusted to the right clearance. These come with the spacer and input shaft needed to work with the specific converter. This makes programming dead easy allowing programming via Android or iOS smart phones, tablets, PC's and Mac's. Fluid from various hydraulic control circuits is fed to this the pressure switch manifold which allows the ECU to determine which gear the shift lever is currently shifted into (not necessarily the actual gear the transmission is in). The PWM came in for the '95 model year, and was changed again for the '96 model year again. If you cant get what you need, you might need to visit a special shop instead. Our IAT sensor connector will fit the speed sensor, and this takes care of the rest. Transgo Shift Kit. Theres a 17-pin case plug as well but its only used with the 4L70E which has the internal mode switch. Plus, we talk about how the two can be swapped. Because of the application, the 4L80E is much heavier and larger than the other transmission. Installing Sonnax parts designed to work together is the best and safest way to upgrade any transmission. My owners manual states that I don't have to shift down for towing any more like with earlier models which had the Drive, 3rd option on the shift indicator. Find out the differences and similarities between the 4L60E and 4L80E transmissions with information on how to swap them. The 4L80E contains a pan that is oval, while the 4L60E has one that is shaped like a rectangle. Check the transmission for bent or broken pins in the connector. Units produced in 2007 and later are 4L70E's indicated by a 15 pin connector versus the old 13 pin connector. These used a 298mm converter and short stator front pump. The 4L60E has a 20-pin case connector on the passenger side behind the 2-4 servo as well. You must keep this in mind before you swap out the two. This duty cycle is maintained until a TCC apply is commanded. TEMPORARILY OUT OF STOCK. Here are a few examples of classic programming pitfalls: Setting incorrect parameters allows line pressure to drop off the mapping table to a minimum range when maximum pressure is required. However, you can completely customize settings to your exact specifications. At the moment, not many transmissions are still currently using the 13-pin case plug, and its recommended that you upgrade to the 4L60 with the 15-pin case plug. This is going to cost you some additional money, no matter which way you are swapping out the transmissions. It is a common weak point that results in no 2nd, 4th and reverse gear. I have a 2016 Silverado. "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. You dont want to swap out any transmission unless you get the new one to line up perfectly. You wont be able to place the bigger transmission in the space of the smaller one. None of the above categories describe me. Copyright 2023 Mechanic Base. Stage 2 4L60E/4L70E/4L75E (09-UP/17 Pin Connector) Z-Pack Hi Energy Clutch Set 3/4 with Kolene Steels. Its meant to be used with rear-wheel drive and it requires 8.4 quarts of fluid. Product Description. Any solenoid that is pulse width modulated (including the shift solenoid outputs, TCC, and LUF), if they are PWM'd) require that you put a flyback diode on the solenoid. MSRP: $140.20. A Race Winning Brands Company. TransGo replacement forward accumulator piston replace both the plastic and the aluminum piston and is thicker than the OE that prematurely break and wear out. via our email contact form. 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. Switching to a wider band (Sonnax [red band 77700-01] or [Kevlar. In comparison, the 4L60E can only handle up to 360 pound-feet of torque. All software is included. Connectivity includes both Bluetooth and dual independent CAN bus networks. 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. 1993 to 2015 General Motors vehicles equipped with the 4L60E, 4L65E and 4L70E automatic transmission often have a worn-out accumulator piston pin bore or a broken plastic accumulator piston. Getfull and precise controlof the shifting strategy for your 4L60E. The number of bolts that both contain is also different. Looking for an Affordable, In Stock, Plug and Play wiring harness for your LS Swap? they all share the same operation function in basic form,and they all have the same clutch and band the difference is the way the units are shifted. Reduce Harsh 1-2 Shift Damage. PSI sells Standalone Wiring Harnesses for GM Gen II, III, IV, & V LS/LT based engines and transmissions. How an Internal Combustion Spark-Ignition Engine Works, Setting the Cold Start and Warm-Up Enrichments, Vehicle Speed Sensor (VSS) - has its own 2-pin connector, Sol A (1-2/3-4) Switched GND (aka. Login to your account to access helpful features to expedite your checkout experience. You might be interested in upgrading the transmission in your GM truck or SUV. & 60 degree V-6. Ive got an 06 behind a 5.3. Will not interchange with any other year. This specific clutch pack is known to have problems where the clutches burn due to slippage from oil leaking into the clutch pack. 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. Program your 4L60E shift strategy using the our World Firstsmart phone integrated transmission controller. Easily strengthen and reinforce the sprag by installing Sonnax heavy duty 2-3 shift valve. The torque converter can also lock up, which makes the input speed of the transmission the same as the engine output speed. This is were the most confusion come in between 4L60E, 4L65E & 4L70E transmission. 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. can they be bi-passed or what do i need to do ?. TheCOMPUSHIFT Sportisthe next generation of 4L60E transmission controller. DOHC Vs. SOHC Differences and Which Is Better? When vehicle operating conditions are appropriate to apply the TCC, the OEM ECU immediately decreases the duty cycle to 0 percent, then increases it to approximately 25%. Yuck what a S&@&# job. Simple on-off operation can be excessively harsh, though, especially when the converter is damperless. has been added successfully to your wishlist. Earlier GM transmissions used a fixed displacement gerotor pump that regulated pressure by bleeding off excess fluid. 12-16-2005, 12:41 AM. On sale $1,495.00 $1,395.00. Now the question is which one do I want to put behind a 400+ hp L33 when I put it in my Xtreme? A worn TCC regulator valve causes an oil leak and this prevents the TCC from engaging, leading to slippage. There's a 17-pin case plug as well but it's only used with the 4L70E which has the internal mode switch. You can't tell the difference between a 700R4 and a 4L60E by the oil pan as they are nearly the same. 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. When running at higher average pressures, the whole hydraulic system MUST be in top condition to minimize the risk to the pump vane rings. The PWM came in for the '95 model year, and was changed again for the '96 model year again. sales@psiconversion.com Remanufactured Pump Assembly Inc.Teflon Pump Bushing, 10 Vane Rotor Assembly, Hardened Rings & All Updates. The easiest solution is to purchase a driveshaft of the appropriate length. In first gear, at approximately 13 km/h (8 mph), the OEM ECU pulses the LUF (aka. He has been working as a car mechanic for over 10 years, and the majority of them specialized in advanced car diagnostics and troubleshooting. Max. Product Support Since higher-stall aftermarket converters arent designed for continuous slip, it might seem reasonable to eliminate this function. my signature linesnot really directed at anyone in particular.. A forum community dedicated to hot rod owners and enthusiasts. All PSI Harnesses are Made in the USA. 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. Its also essential to feed the boost valve with a properly working (clean) EPC solenoid and steady AFL pressure to the EPC solenoid. Aside from the upfront cost, you must also factor in all of the expenses to make the new transmission compatible with your vehicle. On the other hand, the 4L60E might only cost $1,500. 1993 to 2015 General Motors vehicles equipped with the 4L60E, 4L65E and 4L70E automatic transmission often have a worn-out accumulator piston pin bore or . Damage to the band, input/output shafts, sprag, etc. We discuss these upgrades in more detail later in the article. This is to address the dreaded but all too common P1870 code? (We do not sell direct) The transmission is known for its good fuel economy. Stock 4L65E/4L70E (06-09/15 Pin Connector) Part Number: TR4L60E2ST-0609. This causes the bearing to be loose. At high torque, this reduces stress/flexing of the ring gear and improves durability. Its a well-intended tuning mistake that can lead to clutch-roasting pressure drops. Please complete the fields below to send your friend a link to this product. 700 was re named 4l60 shifts where determined via t/v cable and governor they used computer for lock up only. Stop the flex and you stop 3-4 clutch failure. However, the amount of fluid needed is different between the two. 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. OEM vs. Aftermarket Parts: Differences and Which is Better? The controller needs to be connected to the TOSS, otherwise it wont shift due to safety concerns. Toyota 86 vs. Subaru BRZ Differences: Which is Better? TCC PWM solenoid). All 4L60E's had a 4-pinion planetary gear train. It came out in 1993 and ran until 2012 (limited with Colorado's/Canyon/Hummer). Diesels have a peakier torque curve and you want to be able to increase throttle without the torque converter unlocking immediately. RELATED: 700r4 Transmission Specs & Identification (Full Guide). MegaShift has a line pressure sensing/logging function built it. It is Digikey MSP6907-ND for $114. Being designed by General Motors, it was heavily used in the Detroit automakers own vehicles, as well as by other brands owned by GM, such as Chevrolet, Cadillac and Buick. ), Torque Converter Clutch Solenoid Switched GND. Stabilizing pressure starts with precise valve-to-bore clearances (PR valve bore wear is common in 4L60/E units) and a quality, leak-free boost valve. The Fora platform includes forum software by XenForo. To learn more about controlling your 4L60/65/70 transmission and to get the right kit for your build. Monster Sale Price: 62.72. It features a length of 26.4 inches and weighs 236 pounds.

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