Using the software, load the calibration that matches your transmissions configuration. Dec 09, 2008 the cool thing about the 4l60e and 4l80e electronic transmissions is that the shift solenoids are not pulse width modulated. We show you how to rebuild a junkyard 4l80e transmission using a transgo hd2 reprogramming kit in order to replace the stock parts as well as fix any flaws. Also is used in many hot rods because of the gear ratio and strength. Mind you, this transmission can also be converted to be a full manual gearbox as well. Everything you need to know about rebuilding a 4l80e transmission. Gm 4l80e transmission rebuild transmission repair here is a full rebuild video of a gm 4l80e transmission. Find great 4l80e and tech information from global transmission parts.
This manual is directed towards professional transmission techs. Transmission repair manuals 4l80e 4l85e instructions. Because of this, we do not provide a wiring harness for it. Transmission repair manuals gm 5l40e 5l50e instructions. Table of contents 4l30e 3rd clutch checkball missing d 3 2 checkball 3rd clutch quick dump checkball missing reverse clutch checkball missing pressure taps 2nd clutch pressure 4th clutch pressure. Pdf online gm thm 4l80e atra manual repair rebuild. No frills full manual conversion all you need is switchedfused 12v and a switched ground for you tcc. Installation and operation manual for 4l60e, 4l65e, 4l70e, 4l80e, and 4l85e transmissions. May 04, 2014 gm 4l80e transmission rebuild transmission repair here is a full rebuild video of a gm 4l80e transmission. Here is a full rebuild video of a gm 4l80e transmission.
I have seen several problems with the 4l60e transmission series. Information about rebuild transmission 4l80e 4l85e there are some recommendations how to repair the automatic transmission 4l80e. Th400 transmission case identification and interchange. We have the best part and the fastest shipping online. See the shiftware section for installation instructions. Manual at 4l30e instructions for rebuild transmission. This transmission manual contains service and identification. Everything you need to know about rebuilding a 4l80e.
Ni governor bore repair sleeve requires special tool 6498 ar th350. Gm thm 4l80e atra manual repair rebuild book transmission. At jakes performance the 4l80e is our most popular transmission. In manual selector lever position 2 only 2nd gear is available. Gm thm 4l80e atra manual repair rebuild book transmission guide 4l80e pdf free online the general motors 4l80e, in production since 1991, has become the w see more finding the right auto repair shop for your car. Gm thm 4l80e atra manual repair rebuild book transmission guide 4l80e pdf free online. Atsg thm 4l80e transmission technical manual is necessary to diagnose, overhaul andor repair the 4l80e transmission. It is significantly larger than the 4l60e and if you compare the cases side by side it makes the smaller transmission look tiny.
Atsg a604 41te chrysler automatic transmission repair manual a604 transmission a604 transmission rebuild kit best repair book available. Home manuals chrysler workshop manuals free online service and repair manuals for all. Oct 27, 2015 no frills full manual conversion all you need is switchedfused 12v and a switched ground for you tcc. If youre considering working on this highly sensitive component, having accurate and reliable transmission repair manuals at your disposal can help ensure you get the job done right. This rebuilding manual goes step by step with pictures and covers the following. The 4l60e is a fully automatic rear wheel drive transmission. Transmission shift strategy is selected in such a way as to ensure the smoothest changing gear without the possibility of damage to the engine. One of the biggest clues to identifying the 4l80e are the electronics that clips onto the drivers side of the transmission. Atsg ford transmission repair manual solenoid pack torque converter pan rebuilt kit.
The transmission is also slightly larger than a th400 as the overall length is 32 inches. You shift to drive and then shift up and down with push buttons. Atsg a604 41te chrysler automatic transmission repair manual a604 transmission a604 transmission rebuild kit best repair. Have peace of mind, knowing that your new 4l80e transmission has all the updates developed by general motors engineers combined with the latest industry advancements providing unparalleled oe strength and durability. Our atsg 4l80e technical manual covers transmission assembly. General motors th125 transmissions th125 m34 3t40, th125c md9 saturn taat saturn transmission taat fwd 4 speed a210, gm mx17 3 speed fwd. Proper manual as used by vehicle technicians 4l80 4l80e transmission gearbox rebuild procedure manual bookmarked so you quickly get to the section you need. Manual 2nd band now 114 inches wide instead of the previous 1 inch wide, and manufactured with a revised band apply pin anchor, as illustrated in figure 2. Multiple warehouse locations in las vegas and the east coast gets you transmission parts fast. I love how they destroyed a perfectly good dipstick tube. Due to the variables in modifications done to transmissions and. Manuals are model specific, so you do need to purchase one for each different transmission that you work on.
A remanufactured 4l80e transmission for the price of a rebuild. Information about transmission rebuild gm 5l40e 5l50e ultramodern transmission is characterized by high reliability and functionality. This manual contains step by step instructions for disassembly, inspection, and reassembly. Installation instructions painless performance products. Automotive transmission repair manuals a transmission rebuild is not for the faint of heart. Ship direct to repair shop we provide an outthedoor price, with shipping, for a replacement remanufactured 4l80e transmission direct to the repair shop. For a basis of the development of the fourspeed automatic gearbox 4l80e was taken.
The 4l65e transmission that usually sits behind the lq9 in its truck applications is not the best suited for this job. Installation and operation manual for 4l80e and 4l85e. Here is the junkyard 4l80e on the holding fixture ready for surgery. Using the links below, you can view or download scanned images, in. In fact they are so similar many of the internal hard parts will directly interchange between the two. Atsg is a technical support service specifically for the automatic transmission industry.
Sep 19, 20 we show you how to rebuild a junkyard 4l80e transmission using a transgo hd2 reprogramming kit in order to replace the stock parts as well as fix any flaws. The transmission in this manual was disassembled and reassembled without all factory tools, if all factory tools are used, the transmission would be assembled differently than shown in this manual. Atsg tech manual 4l80e 4l85e 1991on gmc chevy rebuild guide book mt1 4l80 4l85. A good vehicle is composed of more than just a good engine. We hope this repair data will allow the shop technician and the parts distributor to act with confidence. We offer a technical hotline, books, software, bulletins, wiring diagrams, seminars, and technical courses to the automatic transmission professional. Allows a competant mechanic with no transmission experience to. This manual is a digital file in pdf format, not a physical item. Drivetrain catalog offering discounted gm getrag 290 nv3500 transmission parts, complete repair kits, major components and troubleshooting help. Each 4l80e is engineered to exceed oem specification.
For clarity this manual will address the disassembly and assembly procedures for the 8l90 and is intended for use by the professional technician. November 16, 2018 th400 4l80e rear band adjustment. So this article provides a triedandtrue procedure for converting any 4l80e transmission to full manual control, eliminating the need for a pcm. The thm 4l80e is a fully automatic rear wheel drive transmission. This manual has been developed by the automatic transmission rebuilders association atra technical department to be used by qualified transmission technicians in conjunction with atras technical seminars. Full manual, performance 4l80e transmission, level 4 the baddest of the bad, this is a nonelectronic 4l80e transmission.
Transmission disassembly, highlow clutch, planetary gearset, sprags, servo, valvebody, transmission assembly and more. Hummer h1, escalade, esv, ext, avalanche, express, savana, silverado, sierra. Stuck pressure control solenoid valve located in solenoid. When the od cancel switch is pressed, shifting into 4th gear is prevented, or if it is already in 4th gear, the transmission shifts down to 3rd gear. Full manual shifts the transmission will be in the gear you select and changes to any gear you choose when you move the selector, no computer or wiring needed, red eagle clutches, carbon fiber ba nd, redeagle powerpacks for the forward. Ck performance engineering 30 lincoln ave, suite 4. It is the overdrive successor to the 3l80better known as the th400 for most of its life.
This booklet contains general description and the procedures necessary to repair, overhaul, or service the thm 4l80e electronic overdrive automatic transmission. Fully computerized control of the shift points, torque converter clutch engagement and line pressure control ensure that the 4l80e will be with us for quite some time to come, easily interfacing with the newest powertrain control and diagnostic computer systems. Allows a competant mechanic with no transmission experience to rebuild this specific automatic transmission. The 4l80e has proven reliable like its predecessor. Information about rebuild transmission 4l80e 4l85e. The 4l80e uses shift solenoids a and b to control upshifts and downshifts in all forward ranges. It provides park, reverse, neutral, and four forward speeds with 4th gear being overdrive. Gm thm 4l80e atra manual repair rebuild book transmission guide 4l80e pdf online download. The atsg gm 4l60e65e70e 4l80e85e diagnostic code book is designed to. This booklet contains general description and the procedures necessary to repair, overhaul, or service the new thm 4l60e electronic automatic overdrive transmission. Manual 2nd band apply pin the band apply pin has a revised overall length, 2. This particular transmission holding fixture is designed for a 200r4,350, and 400. The general motors in production since has become the workhorse of gms light truck series. Pre1993 4l80e transmissions use a different internal wiring harness and pass.
Atsg tech manual 4l80e 4l85e 1991on gmc chevy rebuild. This unit is basically a thm 700r4 with electronic controls added to. Workshop repair and service manuals chevrolet all models free online. Gm 4l80e transmission rebuild transmission repair youtube. The only logical transmission for our 4x4 was the 4l80e fourspeed automatic transmission commonly found in 34 and 1ton gm trucks and. It has a sport mode and the ability to change gears manually. Gm recommends upgrading to the newer connector and wiring harness. Atsg transmission manuals full pdf 104 mb atsg automatic transmission service group transmission manuals are a collection of manuals for rebuilding transmissions from atsg. Mazda transmission repair manuals atsg transmission manuals. All you have to do is ground the proper solenoids in the right order and you have a full manual box. Transmission repair manuals 4l80e 4l85e instructions for.
This is a brand new 4l80e atsg technical service and repair manual for gm applications. The 4l80e transmission is a fully computer controlled transmission that comes bolted to the higher horsepower and torque trucks. Gm thm 4l80e atra manual repair rebuild book transmission guide 4l80e. Guys use the 5 pinion gear planet carriers from the 4l80e s in the old turbo 400s as an effort to increase their durability. Must be keyed correctly for proper transmission operation see the diagram below for details.
The reason i wrote it has been solely for my own purpose. Since then ive prepared many 4l80e transmissions for competition using these methods. The transmission is also slightly larger than a th400 as the overall length is. Build a bombproof 4l80e manual valvebody transmission four. Nissan re5r05a rebuild procedures atra nissan re5r05a rebuild procedures, written by bill brayton. Here is the view from the front note i had to reinforce my cheap workbench to handle the weight of the 4l80e.
The 4l80e is the descendant of the ole reliable th400 transmission. Installation and operation manual for 4l80e and 4l85e transmissions. Rebuild a 4l80e transmission with the transgo hd2 kit gm. Pdf online gm thm 4l80e atra manual repair rebuild book. The cool thing about the 4l60e and 4l80e electronic transmissions is that the shift solenoids are not pulse width modulated.
Aug 18, 2017 build a bombproof 4l80e manual valvebody transmission. Transmission repair manuals diy transmission rebuilds. Ck performance engineering 30 lincoln ave, suite 4, holbrook, ny 11741. Compushift ii manual user guide pdf a qualified transmission repair the connector with the blue. In the sport manual mode, the transmission is controlled by an electronic system that monitors the engine speed.
There are some recommendations how to repair the automatic transmission 4l80e. Chevy 4l80e transmission, combo kit swap kit to a 4l80e. Since the circumstances of its use are beyond atras control, atra assumes no liability for the use of such information or any. This early harness has a problem with leaking fluid at the passthrough connector. Installation and operation manual for 4l60e, 4l65e, 4l70e. Subjects are in a sequence that prevents rework and expensive parts breakage after your repair.
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