4l60e No Reverse Fix

It is an evolution of the Turbo-Hydramatic 700R4, originally produced in 1982. Slow, slipping or no reverse: lo-reverse clutches are worn out, fluid leak in the reverse apply circuit, or broken sunshell. We hope this repair data will allow the shop technician and the parts distributor to act with confidence. The u joints seem fine, rearend is still pretty tight. Worn seals will cause the following: Slipping or no forward movement, 2nd gear slip or slide bump. The 4L60E uses solenoids and electronic actuators to control the clutch, valve body, and bands to allow for shifting between gears. You'd need one from a 4x2 Chevy or GMC 1500 truck, though year coverage on it should be pretty broad. Step 3: Place the drum into a suitable press to compress the return spring assembly. I added more grease and exercised it some. What this does for the enthusiast is allows higher stall speeds to be used for acceleration without causing slippage and excessive heat build up when cruising just like the overdrive GM transmissions use. 4L60E transmissions for Sale Shipped Nationwide. overrun, and reverse input clutches and steels (3-4 clutches. symptom -> cause -> any possible repair 1. Well, if he said reverse servo I would turn and walk away since the 4L60E has no reverse servo. You can pull it out and check it with pan removed, may need to loosen or remove valve body to get the servo cover off. Best 4l60e Transmissions Reviews:. Learn More About 4l60e Transmission Problems January 21, 2015 Of the different car troubles a driver can run into, few are more dreaded than the mechanic's diagnosis that "the transmission is bad. 700R4 4L60E 4L65E Low Reverse Sprag (GM THM for Sale New or Used 4L60e Valve Body - Repair Shops Can Save On Rebuild Costs) 4. On the 4l60e, I haven't been able to find anything relating to "reverse servos" or reverse shift solenoids or anything like that. The car is safe to drive (in 2) until you can get it fixed. no slipping whatsoever. Slow, slipping or no reverse: “lo-reverse” clutches are worn out, fluid leak in the reverse apply circuit, or broken sunshell. Trans not separated during rebuild, bottom end of motor was okay. Contains no solvents. autorepairmanuals. 4L80e Transmission Rebuild. The Transmission Shop serves all of Dallas County, Denton County, Collin County, and Rockwall County, as well as Goodyear, the City of Lewisville, and Christian Brothers Automotive. I have a 2001 Z28 that until now has been completely trouble free. But, if you have the ability and tools to safely remove the transmission from the vehicle and get it onto a workbench, you definitely have an excellent chance to successfully take apart, repair and reassemble an automatic transmission. The 4L60E transmission weighs 146 pounds dry, and 162 wet. I have seen several problems with the 4L60e transmission series. my check engine light is on but don't know what codes it is giving. Can I drive with a transmission problem? Obviously, Chevy Colorado transmission problems will vary in their severity. 500" boost valve Easy fix by removing the pan. Below is a list of the weak points in a 4L60E transmission. Being able to identify these issues yourself will save you immense amount of time and money and help you get the car to a mechanic faster to get the repairs you need. Metal debris. everything installed, engine runs great, computer is sending shift signals at proper times and solenoids seem to be operating properly. NO Core Charge. ShopKey Pro is the premier online solution for automotive repair information, vehicle maintenance, diagnostic data, and labor estimating. Well, if he said reverse servo I would turn and walk away since the 4L60E has no reverse servo. I have a 2000 silverado 4x4 with 163,000 miles. Reverse WORKS Drive DOES NOT WORK 1st gear DOES NOT WORK 2nd gear DOES NOT WORK When I pick Drive, 1st or 2nd with the select lever, I hear nothing. The only "servo" in that trans. a manually shifted 4L60E. Those are catalyst codes though, so nothing related. 115000 miles. Low Reverse Clutch Pack- The most likely part of the 4L60E to have failed in reverse is the low reverse clutch pack. You'd have to tear into it to know for sure. this will. Lost reverse in transmission. 5 4x100 Watanabe Rs-8 Rs82 Ssr Eg6 Ae Wheels Rims Fit For Toyota. I am not sure if it is a 4L80E or a 4L60E transmission. However, locating the exact match to your vehicle can be difficult and sourcing a properly functioning used 4L60E Transmission may take several installation & removal attempts before getting a good one. To help assist you with any repair your doing, we also sell technical rebuild manuals that offer step by step instructions for the repair work Carrying all types of auto transmission parts from well known car brands including Toyota, Volkswagen, GM. The other steps are repair information (to help prevent NO GOs and CBs) & OEM part numbers that you can read at your convenience. *Air check the Input Drum & Low/ Reverse Clutch pack to insure there are no internal leaks in those fluid circuits or leaks around the Input Shaft that would. It has interchangeable bits that can remove internal or external snap rings. going down the road. 4L80e Transmission Rebuild. The final cost of transmission repairs is a total mystery until it comes time to pick the vehicle up. is the 2-4 or "intermediate-overdrive" servo. Stopped and turned off engine. Step 3: Place the drum into a suitable press to compress the return spring assembly. ) but no slipping. 4 quarts (11. Common failures on 4L60E, problems any possible repair Problem Symptoms Possible repair Slow, slipping or no reverse "lo-reverse" clutches are worn out, fluid leak in the reverse apply circuit, or broken sunshell. The later trans (87 up) had an aluminum piston that had one huge bleed hole in it that was suppose to seal up on apply from the belville cushion plate in front of it. 9:00 to 5:30 PST California Closed Sat/Sun/Holidays. assume no more responsibility for damages (consequential or otherwise) or defects in materials and workmanship than the original purchase price of our product. The sudden loss of reverse in a 4L60E or a T-700R4 is a common. Special Instructions: Up to March 2005 installs without transmission removal. If your 2000 year trans has the switch it is located on the outside of the transmission behind the linkage. 4L60E Automatic Tranny Mileage = 40,000 I just replaced the Sun Shell and i now have reverse etc. 4L60E transmissions for Sale Shipped Nationwide. 81" torque converter) of transmission fluid, Top 30 Common 4L60E Transmission Problems and Repair Below is a list of common transmission problems with the GM 4L60E Transmission and possible solutions to repair. I've got a 1994 GMC Sierra 4X4 5. 4L60E No Overdrive Causes. The only real difference is the name. The car is safe to drive (in 2) until you can get it fixed. Key Benefits. This browser version is not supported. Do Tune-up, rebuild, Wiring & Repair. Tranny is a stock 99 model so it is better than the earlier versions. I also include two links; the first is a video link showing you the steps to rebuilding a 4L60e transmission and the second is a link to the 4L60e manual in PDF format. R&R = Remove & Repair (or Rebuild) = Transmission must be removed to fix the problem and may have to be rebuilt or replaced. 3-4 Relay Valve End Plug 22. Slow, slipping or no reverse “lo-reverse” clutches are worn out, fluid leak in the reverse apply circuit, or broken sunshell. Buy Sonnax 77898E-K 4L60E REVERSE BOOST VALVE KIT: Valve Body Kits - Amazon. com FREE DELIVERY possible on eligible purchases. This lets me eliminate the Low/Reverse clutch circuit as a possible cause. spend the extra money on. - Answered by a verified Chevy Mechanic. Why is My GM 4L60E Transmission slipping? It's on a 1996 chevy blazer with the 4. You get reverse from the elegance is the way the planetary gears work. Its been parked since Monday night because I don't want to trash the transmission which is a 4L60E. Fix Database. All the following graphs were taken on one test drive of a 98 camaro with a 4L60E EC cubed. Just to clarify above, in an automatic tranny, reverse uses the same clutch pack as one of the forward gears, so reverse is not a "special function" or "separate gear" as some imagine. Lucas Transmission Fix is a non-solvent formula that stops slip, hesitation and rough shifting in worn transmissions and completely eliminates most seal leaks. - $1 (Milwaukee) < image 1 of 2 > -New Reverse Input Capsule. I have a 95 Camaro z28 wit the 5. * Repair any enlarged/ blocked fluid circuits in the Separator Plate, most common is the harsh 1-2 shift from the check ball being stuck into the 2nd Fluid Circuit, blocking fluid travel. 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. Book Excerpt: GM Automatic Overdrive Transmission Builder's and Swapper's Guide: 700-R4, 4L60, 4L60E. I have a 94 Sierra 4x4 with a 4L60E that has a weak reverse gear. Worn seals will cause the following: Slipping or no forward movement, 2nd gear slip or slide bump. 7 lt1 engine and a 4l60e transmission The car goes forward in any gear i put it in (including reverse) seems like it drives fine in drive, no codes, no metal in the pan, and the fluid is not that bad. Why Would an Automatic Transmission Not Go Into Reverse? When an automatic transmission fails to go into reverse, it is generally due to the torque converter or a broken gear. or ill be homeless and carless and no way to fix either with out my job. Top 30 Common 4L60E Transmission Problems and Repair Below is a list of common transmission problems with the GM 4L60E Transmission and possible solutions to repair. I have a 95 Camaro z28 wit the 5. What You Can Check Based on one thing I found, it is possible that the Pressure Plate (which is mounted on top of the Transmission Valve Body) being loose will cause this issue. *Air check the Input Drum & Low/ Reverse Clutch pack to insure there are no internal leaks in those fluid circuits or leaks around the Input Shaft that would. Metal debris. The 2-4 band holds the sun shell. Save 4l60e reverse input seals to get e-mail alerts and updates on your eBay Feed. Ebay seller cmbclalb sells a good one that I've used for a long time. Will fit years from 1982 - 2006. Easy fix on rear of transmission, but xmember must come out to access VSS. we got in a 97 c-1500 ext cab 2wd with 5. What irks me is I have done something to cause the problem because I changed the fluid and filter and also installed a Transgo SK4L60E shift kit and a new updated manifold pressure switch. to reverse or drive you actually. if that was so, it'd be amazing. Has the transmission lost reverse? Has it also lost 2nd gear and 4th gear (overdrive)? If those are the problems, suspect that the drive shell has broken or has stripped out splines. The 4L60E transmission weighs 146 pounds dry, and 162 wet. Since your Silverado still has reverse gear, it is obvious the problem lies with first, third or fourth gear in your automatic transmission. The sungear for reverse went out, yes it was in the tranny. 7 I purchased from an older couple. 4L60E 1870 Code Repair Kit TCC Regulator & Isolator Valve Kits & Tools 4L60E Reverse Input Drum Built. or ill be homeless and carless and no way to fix either with out my job. Just to clarify above, in an automatic tranny, reverse uses the same clutch pack as one of the forward gears, so reverse is not a "special function" or "separate gear" as some imagine. 12-31-14 4L60E with no reverse tear down and assessment how to How to fix No Reverse in GM 4L80-E GM Automatic Transmission Loss of R for FREE No reverse 04 Tahoe - Duration:. This lets me eliminate the Low/Reverse clutch circuit as a possible cause. 5 out of 5 stars 73. Sudden grinding noise with no prior warning primarily in 2nd gear, behavior in reverse may be abnormal; sunshell is fractured. Transmission fluid not leaking and has no burn smell. the 4l60e shifts electronicily off. 1995 Chevy Tahoe no reverse. Have had at least 17 that the rings were totally gone but these were high mileage units and parts were worn out to where the parts were moving around with worn out bushings. You must pull the transmission out and have a trained mechanic rebuild it. IF not are there enough customers to issue an ultimatum to GM to repair there trans free of charge, since this is a known OEM failure. How Much Does It Cost to Repair My Transmission? Subject: no reverse. * Servo pin extender-- Use to fix slipping or no reverse condition caused by moderately worn reverse band. Top 30 Common 4L60E Transmission Problems and Repair Below is a list of common transmission problems with the GM 4L60E Transmission and possible solutions to repair. Back To Home Page Back To Top of Page. The 4L60E transmission weighs 146 pounds dry, and 162 wet. No reverse is very common in the 4L60E. The 4L60E (and similar 4L65E) is a series of automatic transmissions from General Motors. It shifts through all forward gears with no problems and even when it's hot I still have engine braking in manual 1st. Easy fix on rear of transmission, but xmember must come out to access VSS. Note that the transmission can be electronically shifted between the 4 forward gears, neutral, park, and reverse must be selected with the shift lever (though the shift lever position can be detected via the switch manifold feedback). Sometimes the sun gear will break away from the sun shell on the 4L60E units and you will lose second, fourth, and reverse gears which then require the replacement of the sun shell. 1995 chevy not going into reverse 1995 chevy 1500 extended cab 4x4 with a 4l60e transmission I have 1,2,3,and D, but no reverse it sounds like it does go into gear but it does not move. Common failures on 4L60E, symptom < cause > any possible repair: 1. The General Motors 4l60e automatic transmission is a very common transmission used in light and medium duty trucks, passenger cars and sports cars. R&R = Remove & Repair (or Rebuild) = Transmission must be removed to fix the problem and may have to be rebuilt or replaced. 700R4 Rebuilt, Works fine in forward gears, no reverse, loads up like its in gear but doesn''t move. SLIPS IN REVERSE OR NO REVERSE. 1995 chevy not going into reverse 1995 chevy 1500 extended cab 4x4 with a 4l60e transmission I have 1,2,3,and D, but no reverse it sounds like it does go into gear but it does not move. THIS IS THE MOST COMPLETE OEM WORKSHOP REPAIR MANUAL FOR GM HYDRAMATIC 4L60 4L60E TRANSMISSION. May also have worn boost valve. Re: Is your 4L60E fucked/fucking up? Help within seriously? my shitty shift from 1st-2nd could be a quick fix, either #10 or #12? throw in a corvette servo and I'm good to go. autorepairmanuals. TH350 700R4 4L60/65E Intended for use as a case-saver, our Case Saver and Center Support is a new twist on a resurrected idea. However, locating the exact match to your vehicle can be difficult and sourcing a properly functioning used 4L60E Transmission may take several installation & removal attempts before getting a good one. Ship Direct To Repair Shop We provide an out-the-door price, with shipping, for a replacement remanufactured 4L60E transmission direct to the repair shop. The car is safe to drive (in 2) until you can get it fixed. I stole this from another forum to help us out, i'm no tranny guy so i cant help anyone but this can. Repair Information for P0751 code. No easy fix, it needs a rebuild, sorry. 866 669-3343. Accumulators and how to "fix" shifts (Try this on 700R4/4L60E 3-4 accumulator, makes no significant difference and you'll wonder why it has an accumulator). Twin Seal Servo ATI's twin seal servo features 2 metal sealing rings (as opposed to the single seal stock design), which greatly improves shifting performance in high horsepower applications and extends clutch and band life. A good vehicle is composed of more than just a good engine. When the problem starts, the first course of action is to R&R the transmission, repair the valve body, flush the cooler, install new TC and reinstall. This page is all about what I learned after I decided to swap the original TH400 transmission in my 1975 GMC Suburban for a TH700R4 transmission to gain the benefits of a modern overdrive transmission and help tame my "great for towing" 4. 4L60E No Reverse Causes. 4L65E, 700-R4, 4L60, 4L60E reverse input clutch spring. Below will be some problems that can occur within the 4L60E transmissions and also potential solutions that can be of use. This list is merely a guide to the possible solutions. Ships with Synthetic Fluid. Why is My GM 4L60E Transmission slipping? It's on a 1996 chevy blazer with the 4. reverse is perfect though. • The vehicle brakes are not applied. checked fluid all looks good , no discolaration ,still looks nice and red. Step 2: Remove the clutch friction and steel plates, followed by the dished cushion plate. no reverse after rebuild on 4L60E Transmission from 1995 GMC Sono I rebuilt the trans (4l60E) in my 1995 GMC Sonoma - GMC 1995 Sonoma question. I have a 1996 camaro with the 4L60E trans. Manual-Transmission. Easy fix on rear of transmission, but xmember must come out to access VSS. Yes, reverse band failure is #1 reason for no reverse. Installed I got no reverse. the low/reverse clutch and Now there's no faster way to get transmission repair solutions. It is possible to remedy a fluid problem by removing the checkball from its cage in the case in the rear of the trans may help (must remove valvebody), or adding a high-viscosity additive such as Lucas Transmission additive or other seal restorer product. after that my reverse was working good for a while, hooking up without me having to rev it up high. If there was no engine braking in manual low, there may be a mechanical issue with the Low/Reverse Band (we will confirm this in the last part of these three test areas) or a valve body issue such as a missing or leaking checkball. 7 lt1 engine and a 4l60e transmission The car goes forward in any gear i put it in (including reverse) seems like it drives fine in drive, no codes, no metal in the pan, and the fluid is not that bad. Easy fix on rear of transmission, but xmember must come out to access VSS. I found a "01 Jimmy listed with "weak reverse" I did a litte research online and found that if it has no reverse, no 2nd & no 4th gear that I would need a sun shell gear replacement, after test driving it that was exactly the problem so I bought it & I bought a DVD from www. Subjects are in a sequence that prevents rework and expensive parts breakage after your repair. Has the transmission lost reverse? Has it also lost 2nd gear and 4th gear (overdrive)? If those are the problems, suspect that the drive shell has broken or has stripped out splines. quality repair by preventing after service hard parts breakage, direct and forward clutch failure, and various aggravating shift complaints. Re: Is your 4L60E fucked/fucking up? Help within seriously? my shitty shift from 1st-2nd could be a quick fix, either #10 or #12? throw in a corvette servo and I'm good to go. help me please. Generally speaking, reverse shifting problems stem from transmission fluid problems. com conducts business primarily thru direct contact with our customers since matching the correct rebuilt manual transmission or transfer case to your vehicle is a vital step in the ordering process. Common failures on 4L60E, symptom -> cause -> any possible repair: 1. 1996 Chevy C1500 5. size chevy on how to improve the 4l60e My question is this: On tip #5, are they talking about that little star shape retainer holding the ball bearing inside the shaft where the torque converter goes?. That is strictly mechnical. Re: 4L60E only go in reverse by russell: I have a 1994 camero with a 4L60E tranny I only have reverse can anyone help me I can not aford to have it rebuilt if the tcc hookup was not working would you still have reverse. Being able to identify these issues yourself will save you immense amount of time and money and help you get the car to a mechanic faster to get the repairs you need. 1996 4x4 4L60E reverse is gone | Find answers to your 1996 Chevrolet 1500 Pickup question from certified mechanics and auto experts. It is possible to remedy a fluid problem by removing the checkball from its cage in the case in the rear of the trans may help (must remove valvebody), or adding a high-viscosity additive such as Lucas Transmission additive or other seal restorer product. If I continue to push the accelerator, while in reverse, the engine revs up and eventually (after about 10-20 seconds) the car takes off quickly. A healthy 4L60E will have around 70psi at idle in Park, Neutral or Drive, and climb to around 150psi in reverse. I get this feeling that the car is gonna backfire when I'm depressing the accelerator. The 4L60E transmission weighs 146 pounds dry, and 162 wet. WIRING DIAGRAMS Repair Guide Print See Figures 1 through 21. 11 rear axle gears on the highway. Easy fix on rear of transmission, but xmember must come out to access VSS. 3L Vortec engine, and 4wd. We hope this repair data will allow the shop technician and the parts distributor to act with confidence. 1994 GMC 4l60e transmission shifting problems 44 Answers. It has been sitting a year. I know, I know, I should go with the 4l80e conversion but I have to stick with the 4l60e for now. What irks me is I have done something to cause the problem because I changed the fluid and filter and also installed a Transgo SK4L60E shift kit and a new updated manifold pressure switch. Metal debris. No reverse in 4L60E Dec 20 2016, 12:08am HELP, I have a 2000 Z71, trans was working fine, wife came out from work started it up and now no reverse and it has a hard time shifting from ist to 2nd, had diagnostic run and it said Shift A solenoid. 5 Tips on Diagnosing 4l60e Transmission Problems December 30, 2015 An important aspect of owning a car is keeping up with its potential issues and faults. I found this info on F. BlueDevil Transmission sealer is added directly to your automatic transmission with no need to do a fluid change. Low Reverse Clutch Pack- The most likely part of the 4L60E to have failed in reverse is the low reverse clutch pack. Top 30 Common 4L60E Transmission Problems and Repair Below is a list of common transmission problems with the GM 4L60E Transmission and possible solutions to repair. is the 2-4 or "intermediate-overdrive" servo. While we offer 4L80E transmissions for all popular GM V8 engines, we have also developed a custom bellhousing system for the 4L80E that allow you to install this transmission behind a wide variety of non-GM engines without the necessity for any bulky and poorly fitting adapters. Did not realize this thread was so old, I'm pretty sure that trans has been repaired and maybe worn out again in that amount of time. Lucas Transmission Fix is a non-solvent formula that stops slip, hesitation and rough shifting in worn transmissions and completely eliminates most seal leaks. however, i have slippage in 'D' which is present in 2HI and 4HI. Forwards but No Reverse. Yes, reverse band failure is #1 reason for no reverse. no reverse after rebuild on 4L60E Transmission from 1995 GMC Sono I rebuilt the trans (4l60E) in my 1995 GMC Sonoma - GMC 1995 Sonoma question. When the drive shell fails, the results is no reverse, 2nd gear or 4th gear. Performance Automatic demonstrates how to rebuild a 4L60E transmission with the ability to handle 500 horsepower and more torque. Buy your Remover Puller now! Highlighting a high quality collection of Remover Puller available on sale. The reverse light switch is mounted on the side of the transmission and tripped when the lever is moved forward to the reverse position. Save 4l60e reverse input seals to get e-mail alerts and updates on your eBay Feed. Just to clarify above, in an automatic tranny, reverse uses the same clutch pack as one of the forward gears, so reverse is not a "special function" or "separate gear" as some imagine. NOTE:The transmission is on the same fuse as the MAF, O2 sensors and at least one other sensor - if an O2 shorts out, it will blow the fuse and the trans will go into. CEL had been on, intermittently, always threw different codes, but I lost third gear driving home last Friday. 500" boost valve Easy fix by removing the pan. REPLACE JUST YOUR SMOKED 3-4 CLUTCH PACK & UPGRADE THE SUN SHELL! This kit was designed, by GTP, for those only looking to do the bare minimum to repair the typical 3-4 clutch burn out, and upgrade the weak sun shell in 4L60E transmissions. She said years ago they had tranny trouble; it would stay in low. More diffucult problems include transmission wear and damage that may require expensive repair work. 4L60E trany no reverse - JustAnswer. " With the 4L60E, one of GM's most common transmissions, this is not quite the death sentence it sounds like. These units are built very similarly to our Pro Race units, but the focus is on durability while maintaining reasonable shift quality. The sudden loss of reverse in a 4L60E or a T-700R4 is a common problem in respect to the actual amount of internal problems these transmission have. Use also in light duty manual transmissions to increase shifting ease and transmission life. 7 lt1 engine and a 4l60e transmission The car goes forward in any gear i put it in (including reverse) seems like it drives fine in drive, no codes, no metal in the pan, and the fluid is not that bad. 151 4L60E/4L60 Rebuild Procedures IMPORTANT-The following step concerns main unit endplay, which is arguably the most important adjustment to be made in a 4L60E. all my forward gears work great, and ive been driving the truck around like this for about a month. Why Would an Automatic Transmission Not Go Into Reverse? When an automatic transmission fails to go into reverse, it is generally due to the torque converter or a broken gear. Monday morning on the way to work when I put it in reverse it made a slight grinding sound and hesitated before it went into gear (its an automatic). Looking at how the pump is on the 4l60e I don't see how the shaft could break like it did on that 4t65 of mine. It just had no reverse all at once. 2066; code 1870 fix valve, all new electronics, 8 Red. Truck starts, shifts fine and then once it's warmed up, it stops shifting. The car is safe to drive (in 2) until you can get it fixed. Though most automatic transmission diagnoses and repairs are beyond the scope of the home mechanic, you can diagnose some common issues without specialized tools or training. I have a 2000 silverado 4x4 with 163,000 miles. I have a P1870 code on my 4L60E transmission, I just had this rebuilt. Sudden grinding noise with no prior warning primarily in 2nd gear, behavior in reverse may be abnormal; sunshell is fractured. - Answered by a verified Chevy Mechanic. Any chance its something stupid and. transmission was rebuilt with HD components by a friend shop, no abnormalities were visual and all parts seemed in good condition. No hidden charges! No surprises!. Comes with instructions. The standard kit featured above is part number OPT-4L60E-RB and features everything you see in the first photograph. For the low-reverse boost valve a 0. 9:00 to 5:30 PST California Closed Sat/Sun/Holidays. May also have worn boost valve. No easy fix, it needs a rebuild, sorry. She took it to a shop where she said. The 4L60E uses solenoids and electronic actuators to control the clutch, valve body, and bands to allow for shifting between gears. It is very complete, even including a full set of bushings, thrust washers and a new filter. Both are very useful links for helping you along. is the 2-4 or "intermediate-overdrive" servo. This vehicle came in with no codes and a little over 200,000 miles on it. The sunshell would be the correct diagnosis if lost reverse and 2nd gear. It is very complete, even including a full set of bushings, thrust washers and a new filter. Slow, slipping or no reverse: “lo-reverse†clutches are worn out, fluid leak in the reverse apply circuit, or broken sunshell. 450 A C TH 700-R4 (4L60) 82-93 4 SPEED RWD (Electronic & Hydraulic Control) Revision 02/2017. When I lost reverse on my Suburban I had everything looking near new in the reverse input drum but the L/R clutches were fried. It requires 8. The 4L65e transmission that usually sits behind the LQ9 in its truck applications is not the best suited for this job. Transmission fluid not leaking and has no burn smell. I know, I know, I should go with the 4l80e conversion but I have to stick with the 4l60e for now. I've got a 1992 chevy 2500 4x4 6. 5 Leopard and Mac OS X 10. Welcome to the Triple Edge Performance Online Store! We invite you to browse through our store and shop with confidence. Key Benefits. if you see no fluid try to drive it with the plug unplugged in reverse. Check for there being three complete shifts of the forward gears. My car, a 2000 (2001?) Chevy Blazer won't go into reverse as of 2am last night. NOTE:The transmission is on the same fuse as the MAF, O2 sensors and at least one other sensor - if an O2 shorts out, it will blow the fuse and the trans will go into. If reverse is slow to engage, and line pressure does not come up to at least 130psi in reverse, replace the boost valve with a Transgo 0. The GM 4L60E/65E/70E-4L80E/85E Diagnostic Code Book is designed to provide the technician with a step by step diagnostic approach to each and every transmission code available from 1991 to the 2007 model year. Slow, slipping or no reverse: "lo-reverse" clutches are worn out, fluid leak in the reverse apply circuit, or broken sunshell. Up to 50% Off Automatic Transmission & Transaxle Service Manuals by ATSG, Chilton & Haynes. The 4L65e transmission that usually sits behind the LQ9 in its truck applications is not the best suited for this job. I am not sure if it is a 4L80E or a 4L60E transmission. However, locating the exact match to your vehicle can be difficult and sourcing a properly functioning used 4L60E Transmission may take several installation & removal attempts before getting a good one. When put in reverse it clunks like its engaging, then won't move, no sign of moving. Either way, your shopping cart will be active until you leave the store. These need an upgrade when putting more than ~300 horsepower through a 4L60E: Input drum Overrun clutch hub Output shaft. It is now considered to be one of the finest overdrive automatic transmissions ever produced. Compress the return springs, then remove the snap ring. Yes, reverse band failure is #1 reason for no reverse. Learn More About 4l60e Transmission Problems January 21, 2015 Of the different car troubles a driver can run into, few are more dreaded than the mechanic's diagnosis that "the transmission is bad. 4L60E Automatic Tranny Mileage = 40,000 I just replaced the Sun Shell and i now have reverse etc. Beware of coolant contamination - coolant will cause clutch packs to delaminate and thus cost you a rebuild!. I have a P1870 code on my 4L60E transmission, I just had this rebuilt. Low reverse clutch OK. I noticed that it suddenly stops slipping when it's in Overdrive (above 50 mph), and. REBUILDING Rebuilding automatic transmissions has always been an area of the automotive hobby that has typically been left to professionals and a rare few hobbyists. Though most automatic transmission diagnoses and repairs are beyond the scope of the home mechanic, you can diagnose some common issues without specialized tools or training. Before the Sun Shell took a dump everything was okee dokee (well Chevy okee dokee with the normal clunks etc. To put a ’96 4L60E into a ’95 car: The ’95 tailshaft housing and VSS must be installed on the ’96 4L60E before the trans can be bolted into the car. On a flat road it go,s a litle bit reverse. Truck belongs to Terminally ill cancer patient so I need to resolve issues ASAP. Many, like the GM 4L60E, Ford AODE/4R70W, Chrysler 46RE and others are really not that complicated inside. $400 dollars in parts and 2 weeks of wrenching and still no reverse. No slip in 4LO and no slip in reverse in any range. Easy fix on rear of transmission, but xmember must come out to access VSS. If the pan looks good, and the fluid looks clean, than it’s. so today I had a cammed 99 z28 pull up next to me at a light, it turned green and we got upto about 25 maybe 30 mph, then we both floored it, my car downshifted and took off (I won surprisingly) but now I have no 2ND gear and no 4TH gear, tried to shift manually wont take 2nd but will go right into 3rd without issue, I do still have very very strong reverse, no other gears slip or have an. Automatic Overdrive Transmission Swap. The Sonnax Reverse Servo Spacer Kit is a simple, low cost way to add durability to the 4L80-E transmission and eliminates the need to retrofit early design reverse servo pistons into late units. all my forward gears work great, and ive been driving the truck around like this for about a month. 1999 GMC Safari 2WD No Reverse. - Answered by a verified Chevy Mechanic. Then, no more reverse. Maybe he meant the reverse boost valve? Regardless, without being able to see/hear this in person and without knowing exactly what was done, it's hard to diagnose. by a shop but I dont want to have throw a rebuild at this if its not going to fix the problem. When the drive shell fails, the results is no reverse, 2nd gear or 4th gear. The only "servo" in that trans. 4L60E w/ r,1,2 - but no 2 or4. TH350 cases are no longer plentiful nor as cheap as they once were. Monster Transmission provides transmission parts for all transmission year, make, and models. Presenting Reseal E4 in stock and ready for shipping right now online.