Common failures on 4L60E, symptom -> cause -> any possible repair: 1. Cause: two things make this transmission back up: one the reverse input clutches, can be wiped out due to bushing wear and ring damage on stator, second is low reverse clutches wiped out. Common problems with the 4L60E transmission include the third and fourth gears not working, slow or slipping reverse gear and sudden grinding noise in second gear. It requires 8. TH400 Full 4L60E Valve Body is designed to provide TCI® GM TH400 Full. The 4L80E transmission is the advanced progeny of the legendary TurboHydramatic TH400 automatic transmission, and is based heavily on the 400 in both parts and strength, yet featuring an added overdrive gear, a lock-up torque converter and advanced electronic controls. 2066; code 1870 fix valve, all new electronics, 8 Red. 4l60e problems not shifting to 2nd and 4th? This is a discussion on 4l60e problems not shifting to 2nd and 4th? within the Automatic Transmission forums, part of the Drivetrain category; Originally Posted by Cutlass I still think its the sunshell I agree with you too but that still having reverse. Common failures for the 4L60E Home. Tahoe & Suburban - 1995 Tahoe - reverse doesn't work - My brother and I just picked up a 1995 Tahoe, the issue, reverse doesn't work. I recently bought a Tahoe and it has no reverse. I stole this from another forum to help us out, i'm no tranny guy so i cant help anyone but this can. Gm 700r4 Service Manual Pdf rebuild manual before service or repair your product, and we hope it can be fixed perfectly. No disengaging issues at all. On the 4l60e, I haven't been able to find anything relating to "reverse servos" or reverse shift solenoids or anything like that. Sudden grinding noise with no prior warning primarily in 2nd gear, behavior in reverse may be abnormal; sunshell is fractured. 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. Tranny is a stock 99 model so it is better than the earlier versions. Special Instructions: Up to March 2005 installs without transmission removal. Save on Reverse Gear Bushing, we've got big range of Reverse Gear Bushing to settle on from, Reverse Gear Bushing available on Ebay. The 2-4 band holds the sun shell. Finding the root of the problem requires troubleshooting the transmission through a complete diagnostics test. Easy fix on rear of transmission, but xmember must come out to access VSS. 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. If it can’t shift into fourth anymore, that means that there is a mechanical issue at hand. 1996 4x4 4L60E reverse is gone | Find answers to your 1996 Chevrolet 1500 Pickup question from certified mechanics and auto experts. Use in any transmission for preventative maintenance. On a flat road it go,s a litle bit reverse. Contains no solvents. 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. You get reverse from the elegance is the way the planetary gears work. 3-2 Downshift Abuse Plug If you need to get this job out the door in a hurry, then just follow highlightedsteps below. 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. quality repair by preventing after service hard parts breakage, direct and forward clutch failure, and various aggravating shift complaints. 4L60E trany no reverse - Answered by a verified Chevy Mechanic. okay so heres the story, i have a 1998 1500 with a 5. You can also find other images like diagram wiring diagram, diagram parts diagram, diagram replacement parts, diagram electrical diagram, diagram repair manuals, diagram engine diagram, diagram engine scheme diagram, diagram. Unfortunately the junko spring retainer that holds the bits allows the bit to wobble around, making the tool worthless. On the low-reverse boost valve, measure the long valve land for size. She said years ago they had tranny trouble; it would stay in low. 4L80E, Sonnax Reverse Servo Spacer Kit. They both showed significant wear using a wet air test technique. If no 3rd no reverse uses same clutch stack, but I have seen weak 3rds and no R as a result of masive pressure loss onthe servo. - Answered by a verified Chevy Mechanic. I think you're going to have to pull it again. The vehicle in this video has a leak in the front main seal of the automatic transmission. Yes, reverse band failure is #1 reason for no reverse. Save 4l60e reverse input seals to get e-mail alerts and updates on your eBay Feed. 7 and 4x4 it has 165k miles on it, 2 months ago i got the tranny flushed, was running totally normal, then today all of a sudden i was totally staionary and shifted into reverse to back into a parking space, then just one clunk and then no reverse, shut the vehicle off tried again and nothing, the drive shaft wont even spin in reverse, so. 4L60E 4L80E E4OD 5R55S/N/W A500 A518 A618 Rebuild Rebuilt Fix 1 Yr. I just finished rebuilding the 4L60E in my neighbor's `03 Avalanche Z71. R&R = Remove & Repair (or Rebuild) = Transmission must be removed to fix the problem and may have to be rebuilt or replaced. 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. You must pull the transmission out and have a trained mechanic rebuild it. Who makes the VB?. The car is safe to drive (in 2) until you can get it fixed. Tahoe & Suburban - 1995 Tahoe - reverse doesn't work - My brother and I just picked up a 1995 Tahoe, the issue, reverse doesn't work. Justanswer. com and has served people well so i will post it on here. Generally speaking, reverse shifting problems stem from transmission fluid problems. If your 2000 year trans has the switch it is located on the outside of the transmission behind the linkage. Everything has the potential to fail, but there are rarely problems without solutions. 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. The car is safe to drive (in 2) until you can get it fixed. Slow, slipping or no reverse: "lo-reverse" clutches are worn out, fluid leak in the reverse apply circuit, or broken sunshell. 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. Also downshift is fine. I had to put it into reverse to get it to move down hill. The problem I am having is that it slips in reverse but only when it is hot. To add to the No reverse, my first gear is slipping only when I let off the gas pedal. 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. On a flat road it go,s a litle bit reverse. hayden 1405 is the best, the 4l60e is a perfect street trani when tweaked a little. 4L60E Repair Guide - Home NEXT >> WELCOME If you are reading this, there is a good chance that your transmission has no reverse, drives in 1st, does not drive in 2nd. 9:00 to 5:30 PST California Closed Sat/Sun/Holidays. 4l60e has only reverse I got it stupid cheap, and its in great condition, with the exception of the tranny problem. It either can’t, or it won’t. Beware of coolant contamination - coolant will cause clutch packs to delaminate and thus cost you a rebuild!. • The vehicle is stopped or moving slowly. Lucas Transmission Fix is a non-solvent formula that stops slip, hesitation and rough shifting in worn transmissions and completely eliminates most seal leaks. Lost reverse in transmission. 4l60e no reverse reads code M30 Home > Discussion Forum > Mechanic's Corner - Transmissions email c. 4 Tiger, Mac OS X 10. Known as delayed engagement, it is one of the most common symptoms of problems with any automatic transmission. The reverse light switch is mounted on the side of the transmission and tripped when the lever is moved forward to the reverse position. I took it back when the light first came on and the transmission shop reworked the valve body, it did not fix the code, they ordered another valve body just had it put in today. 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. 64″ torque converter) or 11. Once the servo is out, you can manually apply band and try to tell if it is broke. 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. We offer two versions of a 4L60E rebuild kit: a standard better-than-stock package, or the high performance rebuild kit. 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. Low reverse clutch OK. This browser version is not supported. 4L60E Automatic Tranny Mileage = 40,000 I just replaced the Sun Shell and i now have reverse etc. Your second gear band is toast, it will have most likely ruined the reverse input drum that it brakes on as well. Also, my build included a step up to a 4 speed overdrive 4L60e transmission. Now it did it again. Any rebuild is doomed to subsequent failure unless the base problems are corrected. 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. Hess reply to message post new message search forums. Replacing the torque converter in this transmission is simple but it is very common for mechanics to incorrectly install it. Here is where you need to start diagnosing why your 4L60E won't shift into overdrive. Baumann Electronic Controls, LLC. Save on Reverse Gear Bushing, we've got big range of Reverse Gear Bushing to settle on from, Reverse Gear Bushing available on Ebay. 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. 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. It shifts thru all of the forward gears but not reverse. Back To Home Page Back To Top of Page. Usually, Reverse Valve in the Pump is hung up and/or Loose, or the snap ring has given up and the valve fell out. You are looking at the PerformaBuilt Heavy Hauler Series transmission. 4L60E Transmission, No Reverse - Transmission Repair 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. Re: 4L60E clunk when stopping The splines on the slip yoke in the trans were nice and oily with atf. 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. 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. Easy fix on rear of transmission, but xmember must come out to access VSS. biz done by Paul Zank, a repair manual & downloaded some instructions on rebiulding the 4L60E trans. The reason is the tail shaft is completely different. Reverse acts as neutral. 7L V-8, 4L60E (rebuilt) has about 32k miles since the rebuild. after that my reverse was working good for a while, hooking up without me having to rev it up high. Didn't need a new tranny. 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. This would require transmission removal and disassembly to repair. com FREE DELIVERY possible on eligible purchases. Why 4L60e won't pull in reverse? There's no trick are easy fix for that. The final cost of transmission repairs is a total mystery until it comes time to pick the vehicle up. T350 / T400 The transmissions above are rear wheel drive, 3 speed automatics. 5TD/4L80E 3. 7L and auto overdrive, reverse and overdrive are out, it will drive, it started this about a week ago, fluid is great shape bright red no bad smell or anything its got 141k on it babied since it was new he wont evne smoke in the truck, nothing not a scratch on it anywhere, nothing. 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. Wiki User Our blazers tranny just went out, no reverse, no 2nd and no overdrive, shifts hard and at hi rpm from 1st to 3rd. The 4L60E transmission is designed to handle a max engine torque of 360 lb-ft. I get this feeling that the car is gonna backfire when I'm depressing the accelerator. 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. Easy fix on rear of transmission, but xmember must come out to access VSS. I noticed that it suddenly stops slipping when it's in Overdrive (above 50 mph), and. Many, like the GM 4L60E, Ford AODE/4R70W, Chrysler 46RE and others are really not that complicated inside. 4l60e shifting problems: Alex: 11-25-11 : 4L60e behind completely rebuilt 4. 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. Didn't need a new tranny. There was no noise, no smell, it was a big surprise. These need an upgrade when putting more than ~300 horsepower through a 4L60E: Input drum Overrun clutch hub Output shaft. Almost every rear-wheel drive vehicle manufactured by General Motors features the 4L60E transmission. This vehicle came in with no codes and a little over 200,000 miles on it. 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. trany has burn clutches on 3rd. R&R = Remove & Repair (or Rebuild) = Transmission must be removed to fix the problem and may have to be rebuilt or replaced. CEL had been on, intermittently, always threw different codes, but I lost third gear driving home last Friday. have to tear the trans down to fix. I know, I know, I should go with the 4l80e conversion but I have to stick with the 4l60e for now. No reverse is very common in the 4L60E. $400 dollars in parts and 2 weeks of wrenching and still no reverse. 3L Vortec engine, and 4wd. in your hand. 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?. All the forward gear are supposed to be fine but I havn't drove it because the guy I bought it from drained the trans fluid. Transmission Rebuilder, Transmission Rebuilders, The Leading Provider of OEM & proprietary data to Automotive and Transmission Repair Professional, with a network of over 1200 transmission professionals working together. ) but no slipping. The car is safe to drive (in 2) until you can get it fixed. I am running a 2001 LM7 with original 4l60E, computer and harness. Wiki User Our blazers tranny just went out, no reverse, no 2nd and no overdrive, shifts hard and at hi rpm from 1st to 3rd. I am not sure if it is a 4L80E or a 4L60E transmission. 4L60E transmissions for Sale Shipped Nationwide. The slip yoke in the middle of the driveshaft was a bit dry, but didn't feel sticky. Truck belongs to Terminally ill cancer patient so I need to resolve issues ASAP. 866 669-3343. 2L Engine Hummer 4L80E Transmission Specialty Repair Rebuild Tool Kit NEW. Trans not separated during rebuild, bottom end of motor was okay. 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. 1999 GMC Safari 2WD No Reverse. 44; 26d 1h 35m ; For Eg6 16x7 Rs82 Rims Rs-8 Watanabe 16x7. * 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. No other repairs were made and the transmission was not removed from the car. Typically, when any of the clutch packs wear out, they begin to drop debris in the transmission pan. 1994 GMC 4l60e transmission shifting problems 44 Answers. 11 rear axle gears on the highway. 3L The updated reverse input capsule helps eliminates premature failure in the reverse input clutch by. You can also find other images like diagram wiring diagram, diagram parts diagram, diagram replacement parts, diagram electrical diagram, diagram repair manuals, diagram engine diagram, diagram engine scheme diagram, diagram. The 4L60E (and similar 4L65E) is a series of automatic transmissions from General Motors. com 4L60E trany no reverse - Answered by a verified Chevy Mechanic thats why I woundeered if a solenoid in the valve body could be bad, where is the NSBU switch located, and is there a way to check it? Chevy Mechanic: I have a 95 Camaro z28 lt1 with 4l60e. I'm going to take it out and check it out next weekend but just wondering if anyone else had this problem and if so what was wrong. Use in any transmission for preventative maintenance. 4L60E cases have many variations throughout the years. The other steps are repair information (to help prevent NO GOs and CBs) & OEM part numbers that you can read at your convenience. 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 think you're going to have to pull it again. GMC Yukon, Yukon XL Transmission Problems went to leave, no reverse, no forward gear, nothing. Up to 50% Off Automatic Transmission & Transaxle Service Manuals by ATSG, Chilton & Haynes. 42 gear The trans shifts great in all forward gears, no codes, and locks up the torque converter as it should. Engine braking in manual 1st: we know the Low/Reverse Band is capable of holding. 4L60E 4L80E E4OD 5R55S/N/W A500 A518 A618 Rebuild Rebuilt Fix 1 Yr. Could also be damage to the reverse drum, or roller clutch. Unfortunately the junko spring retainer that holds the bits allows the bit to wobble around, making the tool worthless. Contains no solvents. When the drive shell fails, the results is no reverse, 2nd gear or 4th gear. the low/reverse clutch and Now there's no faster way to get transmission repair solutions. External cooler. The four meaning it has four gears (1-3 plus overdrive). Trans not separated during rebuild, bottom end of motor was okay. I know, I know, I should go with the 4l80e conversion but I have to stick with the 4l60e for now. No other modifications are necessary. This list is merely a guide to the possible solutions. Sitting idly by when your car needs repair is never a good idea. 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. Late shifts, downshift clunk, 3-4 clutch failure, no lockup, 2-4 band failure, early shifts, 1-2 slide/bump, 2-3 cut loose; reverse clutch failure, 83-87 lets you make T. 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. A car that won't back up properly is indicative of several possible problems, some which depend on whether you have an automatic or manual transmission. Use also in light duty manual transmissions to increase shifting ease and transmission life. Key Benefits. This worn valve is causing the converter clutch to slip and chatter, overheating the trans and burning the fluid. They've been a weak link in the 700R4/4L60E's for years. BlueDevil Transmission sealer is added directly to your automatic transmission with no need to do a fluid change. You have a. 4L60E 1870 Code Repair Kit TCC Regulator & Isolator Valve Kits & Tools 4L60E Reverse Input Drum Built. It shifts through all forward gears with no problems and even when it's hot I still have engine braking in manual 1st. Typically, when any of the clutch packs wear out, they begin to drop debris in the transmission pan. This list is merely a guide to the possible solutions. It either can’t, or it won’t. 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. if that was so, it'd be amazing. Worn seals will cause the following: Slipping or no forward movement, 2nd gear slip or slide bump. Alright, just wanted to update you on what the problem really was. I had to put it into reverse to get it to move down hill. 3L Vortec engine, and 4wd. Although you may have some of these symptoms / problems with your 4L60E Transmission, the repair solution may differ. It has interchangeable bits that can remove internal or external snap rings. Usually, Reverse Valve in the Pump is hung up and/or Loose, or the snap ring has given up and the valve fell out. 4L60E No Reverse! We have built many 4L60E's but this one struck me as odd. Slow, slipping or no reverse: "lo-reverse" clutches are worn out, fluid leak in the reverse apply circuit, or broken sunshell. I had considered replacing the filter and fluid, but I had spoken with other shops and specialists (and your everyday home mechanic) and while it MAY fix it, its not guarenteed. If it can't shift into fourth anymore, that means that there is a mechanical issue at hand. 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. Yes, reverse band failure is #1 reason for no reverse. A car that won't back up properly is indicative of several possible problems, some which depend on whether you have an automatic or manual transmission. Gm 4L60E transmission technical information. The 4L60E is a four-speed, electronically controlled automatic transmission used in light-duty trucks made by General Motors (GM). CEL had been on, intermittently, always threw different codes, but I lost third gear driving home last Friday. These things wear out and eventually even a well maintained automatic transmission will fail. 5TD/4L80E 3. 1994 GMC 4l60e transmission shifting problems 44 Answers. But, don't let the complicated theory scare you. Find TransGo Automatic Transmission Boost Valves 4L60E-BOOST and get Free Shipping on Orders Over $99 at Summit Racing! If your transmission isn't performing properly, then you may need one of these TransGo automatic transmission boost valves. Selecting a Hughes Performance 4L80E transmission for your vehicle opens the doors to all kinds of possibilities. The sunshell would be the correct diagnosis if lost reverse and 2nd gear. No 1st, no 3rd or 4th. I have no reverse gear at all. No slip in 4LO and no slip in reverse in any range. I have a 2000 silverado 4x4 with 163,000 miles. 3L Vortec, installed in a '95 GMC Jimmy 4dr/4wd. It is possible to remedy a fluid problem by. These need an upgrade when putting more than ~300 horsepower through a 4L60E: Input drum Overrun clutch hub Output shaft. You could then try and possibly fix the old or sell individual parts and recoup some money. All products purchased from Trade-Alley come with varying warranties. The TH700R4 is an automatic shift, four-speed overdrive, longitudinally positioned transmission. Mercury Grand Marquis Transmission Failure Common Due to Front Pump Failure - 132 reports. It may seem a bit odd to leave second out of the list but it really isn’t because second and reverse often share common linkages and if you have reverse, it is more than likely that second is still good. php? 42899-4l60e-rebuild-manual-schematics-and- atsg gm 700r4 atsg-transmission-repair-manual-for-4l60-hsdhmwj. T350 / T400 The transmissions above are rear wheel drive, 3 speed automatics. 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. 4l60e problems not shifting to 2nd and 4th? This is a discussion on 4l60e problems not shifting to 2nd and 4th? within the Automatic Transmission forums, part of the Drivetrain category; Originally Posted by Cutlass I still think its the sunshell I agree with you too but that still having reverse. Fix Database. Then, no more reverse. Re: 4L60E clunk when stopping The splines on the slip yoke in the trans were nice and oily with atf. All products purchased from Trade-Alley come with varying warranties. Restarted and same thing happened. Slow, slipping or no reverse: “lo-reverse” clutches are worn out, fluid leak in the reverse apply circuit, or broken sunshell. This 4L60E Transmission valve body plate does not come with valve body gaskets Other products that may be required: 35133BK 4L60E Transmission valve body gasket set 93-2000. 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. * Accumulator seals -- Replace these seals while you have the reverse servo piston removed from the transmission and. Description. 4L60E 4L65E Reverse Input Drum Stator Support Shaft Teflon Seal Rings NO TOOLS 6. Dreamer: No CEL Codesthe only one a P0420 and P0430 code. When put in reverse it clunks like its engaging, then won't move, no sign of moving. 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?. The other steps are repair information (to help prevent NO GOs and CBs) & OEM part numbers that you can read at your convenience. US Shift Electronic Transmission Control Systems let you take charge of your 6R80, 4R70W, E4OD, 4R100, 4L60E, or 4L80E transmission and unlock its true potential. Also downshift is fine. Yes, reverse band failure is #1 reason for no reverse. i have a 05 cts 3. It shifts through all forward gears with no problems and even when it's hot I still have engine braking in manual 1st. But, don't let the complicated theory scare you. in your hand. 11 rear axle gears on the highway. The 4L60E transmission is designed to handle a max engine torque of 360 lb-ft. I went into reverse, but when I hit the gas, I heard a loud pop and a whine that died out over about 4 seconds. * Servo pin extender-- Use to fix slipping or no reverse condition caused by moderately worn reverse band. Lucas Transmission Fix is a non-solvent formula that stops slip, hesitation and rough shifting in worn transmissions and completely eliminates most seal leaks. * 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. Installed I got no reverse. The problem I am having is that it slips in reverse but only when it is hot. * Accumulator seals -- Replace these seals while you have the reverse servo piston removed from the transmission and. 1996 Chevy C1500 5. Who makes the VB?. 4L60E Problems & Troubleshooting While the 4L60E may be one of GM’s most reliable transmissions, nothing is without fault. These things wear out and eventually even a well maintained automatic transmission will fail. Call us today for a free quote (318)-746-1568|877-406-0617. Then i find there is no reverse, you rev it, and you can feel its not quite free revving but it doesnt move. The nationwide coverage offered by Certified Transmission at our 5 Omaha shop locations is among the best in the transmission repair industry. 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. Really fustrated at this point. okay so heres the story, i have a 1998 1500 with a 5. 3L Vortec, installed in a '95 GMC Jimmy 4dr/4wd. I think you're going to have to pull it again. Beware of coolant contamination - coolant will cause clutch packs to delaminate and thus cost you a rebuild!. 700R4 Rebuilt, Works fine in forward gears, no reverse, loads up like its in gear but doesn''t move. Will fit years from 1982 - 2006. Commodore VN to VE 4L60E 4 Speed Automatic Transmission Reverse Input Drum This Reverse Input Drum, Also Known As The Band Drum Is A Genuine OEM Item And Is Sourced From A Reputable Supplier In The USA. Lokar sells this switch assembly but it's designed for the 4L60, and not the 4L60e. 5 Leopard and Mac OS X 10. Book Excerpt: GM Automatic Overdrive Transmission Builder's and Swapper's Guide: 700-R4, 4L60, 4L60E. Automatic Transmission - Answer to Any 4L60E Problem - This thread went sticky on GMT400. 4L80e Transmission Rebuild. Rebuilding your transmission? We sell transmission rebuild kits for all makes and models, that include the parts you need to service your ride. problems i'm no trans prerson so i'm sorry for any inaccuracies. Next to the spring is a piece of angle iron that I bought at Lowe's. Now there is no reverse and I've read that there isn't a 2 or 4 gear. Step 2: Remove the clutch friction and steel plates, followed by the dished cushion plate. 4l60e no reverse reads code M30 Home > Discussion Forum > Mechanic's Corner - Transmissions email c. This 4L60E Transmission valve body plate does not come with valve body gaskets Other products that may be required: 35133BK 4L60E Transmission valve body gasket set 93-2000. There are no “miracle” fluids that can substitute for preventative maintenance, this is just common sense. If your transmission shifts from first to second, seems to hold second longer than normal, and then finally neutrals out completely at the point where it would normally shift to OD then the most likely cause is a damaged Direct Clutch Pack. It has been sitting a year. Typically, when any of the clutch packs wear out, they begin to drop debris in the transmission pan. all my forward gears work great, and ive been driving the truck around like this for about a month. I am not sure if it is a 4L80E or a 4L60E transmission. by a shop but I dont want to have throw a rebuild at this if its not going to fix the problem. 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. You are no doubt aware that the 700-R4 had its share of problems and the early ones had a horrible reputation for failure. The 4L60E transmission weighs 146 pounds dry, and 162 wet. Re: 4L60E clunk when stopping The splines on the slip yoke in the trans were nice and oily with atf. Learn what does P0751 Shift Solenoid 'A' Performance or Stuck Off means, location and how to repair?. 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 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. The cause is commonly due to a poor electrical connection inside the VCM ONLY on vehicles equipped with a Vehicle Control Module (VCM). hayden 1405 is the best, the 4l60e is a perfect street trani when tweaked a little. The reason is the tail shaft is completely different. 35570-ZKIT 700R4 4L60E 4L65E Raybestos Z PAK complete clutch plate kit 1987-up 700R4 4L60E 4L65E transmission Z Pak complete clutch plate kit This kit contains 14-1 sided clutch plates, 2 pressure plates and 1 narrow friction ring, 2 overrun clutch plates, 4 reverse input clutch plates, 5 low reverse clutch plates, 5 forward clutch plates. 1999 GMC Safari 2WD No Reverse. 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. THIS IS THE MOST COMPLETE OEM WORKSHOP REPAIR MANUAL FOR GM HYDRAMATIC 4L60 4L60E TRANSMISSION. The following table illustrates the hardware logic required to shift gears in the 4L60E. Find Automatic Transmission Rebuild Kits with 4L60E Transmission Type and get Free Shipping on Orders Over $99 at Summit Racing!. after that my reverse was working good for a while, hooking up without me having to rev it up high. The sudden loss of reverse in a 4L60E or a T-700R4 is a common. checked fluid all looks good , no discolaration ,still looks nice and red. 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. With no overdrive, the engine rpm's will be higher at highway speeds (same as 3rd gear with the 700) and the gas mileage will be less. In late model, computer controlled applications, the electrical system will need to be modified since the normal feedback to the computer will not be available with the 350/400.