2007-2009 4L60e 4L70e to 4L80e Transmission Plug and Play Adapter 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. Mechanically there are various differences which will affect strength and longevity, while electrically there are slight differences. Its a well-intended tuning mistake that can lead to clutch-roasting pressure drops. For example, the 4L80E contains two-speed sensors, while the 4L60E has one. When using the transmission in a 4x4 vehicle, the transfer case has to have a speed sensor to work with the COMPUSHIFT. In addition to wiring harnesses, PSI carries Holley Products, Vintage Air A/C, Dakota Digital Gauges, HPTuners and PCM programming, Fuel Pump Kits, Engine Sensors, Extension Harnesses, Replacement GM connector pigtails and a complete line of hardware to complete your conversion needs! Jun 23, 2014. . At WOT (wide open throttle), the duty is at min (0% or off). Yeah, I'm thinking of getting a core (cheap) and having it rebuilt. You can interchange the two transmissions, but its not an easy swap. http://www.transmissioncenter.net/700r4.htm, http://www.hotrodders.com/gallery/showphoto.php/photo/37081. 4L60E vs. 700R4 Transmission So, when replacing the external wiring harness of your vehicle's 4l60e, you must consider the number of pin connectors. LS based bell-housing with 7 mounting holes, Casting # 24206952. Always check band/pin adjustment to prevent band release problems. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. OEM: 4L60E 4L65E 15369267. The 4L60E has a 20-pin case connector on the passenger side behind the 2-4 servo as well. Damage to the band, input/output shafts, sprag, etc. Thom Taylor writer. OEM vs. Aftermarket Parts: Differences and Which is Better? When this happens, the engine RPM will rise much faster than the increase in the vehicles speed. The 1-2 accumulator pistons are available in both type two and type three pistons with a .236 diameter pin bore. Similarly, the PCM also ramps down the LUF solenoid duty cycle to control TCC release. They are both meant to control gears and are used in GM vehicles. Simple on-off operation can be excessively harsh, though, especially when the converter is damperless. # The Lock-Up Feel (LUF) solenoid was probably put in high end Cadillacs for seamless shifting. 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. Thanks for the education, very informative. With the ECCC system, the pressure plate does not fully lock to the torque converter. Forced induction or not? Another unique thing for the '95 model year. 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. ), Torque Converter Clutch Solenoid Switched GND. MegaShift 4L60E Wiring - msgpio.com Building the Killer 4L60E - Top Tips for Optimizing Your - Sonnax Theres no question that the function of the two transmissions is the same. $500 plus new GM front and rear carriers only. You can find a 4L60E in SUVs like the Chevrolet Suburban, muscle cars like the Corvette and even in sedans like the Holden Commodore made all the way down in Australia. Product Description. GM started making the 4L60E automatic overdrive transmission in the early 1990s in various configurations. 4L60E Neutral Safety Switch MLPS 4 & 7 Pin Connector (96-03) TRANSMISSION STARTS OFF IN SECOND GEAR, WON'T SHIFT ON IT'S OWN, BUT YOU CAN SHIFT IT MANUALLY? While there are several similarities, there are far more differences. You can't tell the difference between a 700R4 and a 4L60E by the oil pan as they are nearly the same. When the mode switch is closed, auto mode will be used, regardless of what you do with the shift buttons. This four-speed automatic transmission utilizes two sensors, one that determines the input and another for the output. The easiest solution is to purchase a driveshaft of the appropriate length. There is an ID tag on the side of the transmission which can be decoded with the identifier below. At first glance, the two transmissions might look similar, but a closer look reveals the differences. Note that the Torque Converter Clutch engagement strategy is different on a diesel and petrol engine. The plate has holes in the plate, marked in the diagram below. The table below shows a pin that is grounded by the PSM as a "0", while an open circuit shows a 12 (volts). 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. The transmission is known for its good fuel economy. The 4L65E are selling for $500 up around here but its a gamble, rather put my money into a rebuild. The 4L80E is the electronic overdrive transmission that came from the TH400 lineup. Its a great option if you have a heavy truck or need to push out maximum speeds. 1 piece TCC control valve in the valve body. Since higher-stall aftermarket converters arent designed for continuous slip, it might seem reasonable to eliminate this function. 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".). Due to various bell housing & tail housing, all 2 piece units are shipped transmission section only. Check the transmission for bent or broken pins in the connector. 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. 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. Fits 1993-15 4L60E, 4L65E, 4L70E The 4L80E contains a pan that is oval, while the 4L60E has one that is shaped like a rectangle. The 4L60E can also work well in Jeeps too and is good for 4x4 applications due to its ability to handle high input torque. At idle (minimum throttle), the duty is at max (60%). If you want a 'mode selection switch' to force auto mode or enable manual mode, you can do this with a switch and two diodes (1N4001 or equivalent): There is an early and a late model of the 4L60E transmission. You must know the various gear ratios if you plan to swap the transmissions. Please complete the fields below to send your friend a link to this product. Never leave magnets out of the pan. 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. 2029 Route 88Brick, NJ 08724ph. For '82-'84 units with 27-spline input shaft, converter and stator shaft will need to be updated to '85-later design. & 60 degree V-6. Now you have my curiosity as to if its a 4L70 or not. Stock 4L65E/4L70E (06-09/15 Pin Connector) - Transmission Depot Your friend will receive an email from you with a link to our site. Among the many things you should pay attention to, consider these vital parts. Broken drive shell / sunshell. These also used a short stator front pump. . 77987-01K. This sunshell in the 4L60E is often swapped out for a stronger aftermarket one if problems arise. Durability suffers in higher-load applications where more energy goes into the clutch during the shift. Output1), 0 to 60% (3.5 - 4.6 Ohms at 20C, 1.1 Amps This item: GM Genuine Parts 8680501 Automatic Transmission 2-4 Band Servo Pin. While the 4L60E is known to be quite a reliable transmission. It is a common weak point that results in no 2nd, 4th and reverse gear. This causes the bearing to be loose. Head on over to ourdedicated pagefor more information on our 4L60E transmission controller. 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! lbf or 480 Nm of torque. This can be identified by counting the metal pins sticking up from the round electrical connector on the transmission. At the moment, not many transmissions are still currently using the 13-pin case plug, and it's recommended that you upgrade to the 4L60 with the 15-pin case plug. You will need a new torque converter or flexplate if you want to swap the transmissions. A well built and maintained 4L60E is capable of potentially handling up to 700 horsepower. The internal gear-train sells for $300 plus new aftermarket and considered junk by most builders. This is a brand 4L60E Neutral Safety Switch MLPS 4 & 7 Pin Connector Black Plastic. Its also essential to feed the boost valve with a properly working (clean) EPC solenoid and steady AFL pressure to the EPC solenoid. 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). Best practice is to always test drive a fresh installation with pressure gauge installed to verify: This feature often is completely disabled, even though leaving a little on will help maximize driveline durability without slowing the vehicle. WHAT ARE THE DIFFERENCES BETWEEN THE VARIOUS 4L60E/4L65E/4L70E TRANSMISSIONS? menu.init("menu","menuhover"); The 4L60E is controlled through 14 pins. Ships from and sold by Amazon.com. im converting a 66 gmc truck to auto and my first question is what is the difference between a 700r4 and 4L60 and 4L60e. It is also only about 23.5 inches long. 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. Max. DELPHI WIREING HARNESS FOR THE 4L60E AND 4L65E TRANSMISSION'S. WITH 13 PIN'S FITS 2003 TO 2006. 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. Additionally, if you arent familiar with the electronics and sensors, you want a professional to handle the job so nothing gets accidentally fried. It helps prevent air ingestion during hard acceleration, which can destabilize transmission pressure and lead to slipping. All Rights Reserved. If you cant fix it with a hammer,you have an electrical problem.. Wiring function differences between 700R4//4L60/4L60E? The 4L80E handles a lot more than the previous transmission. 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. Stickied: Lets walk through the differences between 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. 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. AllCOMPUSHIFT Sport4L60E transmission controllers are supplied as acomplete plug and play assembly. Depending on the case plug you have, you will need to get the appropriate wiring harness for your transmission. From the year 1997 and up, 4L60E transmissions had a 2 piece case with a removable bellhousing and a 6 bolt pattern on the rear. We will contact you as soon as this product is available. Fits 1993-15 4L60E, 4L65E, 4L70E. 1997 RCSB S10 - LQ4/4L80e swap - In progress. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. in 93 4l60e was introduced using shift solenoids and pcm (computer) for up shifts. 4L6-2ACM 1995-03 Type 2 If you cant get what you need, you might need to visit a special shop instead. Rich. While there are many differences, the function of the two remains the same. Transmission Rebuild- How to Convert Your 4L60E to 4L65E Specs 4L65-2ACM 2003-15 Type 3. These require electricity to function correctly. As with all transmissions, the engine is linked to the wheels for controlled movement. Its vital to be informed about the many modification options available and how they affect performance and durability. 4L6-2ACM 1995-03 Type 2. Toyota 86 vs. Subaru BRZ Differences: Which is Better? Changing 1-2 and 3-4 Accumulator to pinless, need advice 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). Additionally, the shape of the fluid pan is different, as previously discussed. Depending upon the circuit, the switch may provide a ground path when closed. All 4L60E's were given the M30 designation for the RPO code. Internally they are different, externally they look identical. Multi-pin connector and no TV cable RPO on bellhousing is "M30" Trending Pages. The sunshell is susceptible to break on the 4L60E. can they be bi-passed or what do i need to do ?. ** The TCC is pulsed (frequency is 32 Hertz, with duty cycle varied). TROUBLESHOOTING. The 4L60E automatic transmission contains a high gear ratio. The 4L65E utilizes 5-pinion planetaries, along with a hardened input shaft, that boosted torque capacity to 380 ft.lbs. The 4L60E can come with either the 13-pin or 15-pin case plug. Most re-builders get rid of the PWM (pulse width modulation) operation and change it to an on/off operation. 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. TRANSMISSION STARTS IN FIRST AND THEN SHIFTS INTO NEUTRAL (4L60E/4L80E)? 700 was re named 4l60 shifts where determined via t/v cable and governor they used computer for lock up only. For Gen III (24X) engine applications the transmission must be newer than 1996. However, it might not be very suitable for vehicles with a short wheelbase as the 4L60E is a bit long lengthwise. In comparison, the 4L60E can only handle up to 360 pound-feet of torque. Overdrive Options: The 700R4 and the 4l60E Debate goes on - Chevy Hardcore This improves the overall fuel economy of the vehicle. nah apparently the plug on the box is different as well as possibly the extension housing but they were both 4L60E box's. Need to know which one this one is out of that's all Haven't you answered your own question then? It's a 4.3 W, 4x4, build date: 12/9# (Of course the last digit is rubbed off.) **Valve also included in Performance Pack HP-4L60E-01. Weight/Size. It must be straight for optimal performance. Everything inside the transmission is made from aluminum alloy for a durable design. 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. 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. How to Check Automatic Transmission Fluid. It was used in many GMC and Chevy vehicles, starting with the 1982 model year. The ONLY way to expand clutch capacity without sacrificing steel mass is by replacing the OE input housing with the patented. Since bore wear is common in the 4L60/E, ALL circuits should be vacuum tested to identify leaks and some repairs may require reaming. It will fit 4L60E transmission years from 1996 - 2003. Just see if your plug is the same or different compared to your car. 6 Causes & Repair Cost. My new whip - R32 Skyline My old ride -VS Commodore. The best deep pan to use is an aftermarket model with a filter extension to place the filter lower into the oil sump. Need help to understand 4l60e 13 pin vs 15 pin? | PSI Conversion Contact PSI Tech Support to ensure that the tune in your PCM is correct for your application. There should be 13 pins in the electrical connector. Does not have PWM cast into the front pump. Because of the application, the 4L80E is much heavier and larger than the other transmission. When I get a good used one I sell them for $200.00. At high torque, this reduces stress/flexing of the ring gear and improves durability. If the transfer case doesnt have a speed sensor, there are aftermarket kits to add an output speed sensor. $19.18. 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. 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. 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. If you are using a Gen IV (58x) engine, the preferred transmission would be from a 2007 or newer application.
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