4l60e Transmission Stuck In 3rd Gear

6L90 discussion. When the transmission is in fail safe mode, the vehicle should only be drive home or to the repair shop. It's time to take the big plug off the transmission, take the pcm connectors off, get a meter and make sure the pins are all in the right place. It is 'smoothed' for a few reasons, one of which is to prevent excessive hunting of the transmission. This switch tells the PCM what position the shifter is in. She said years ago they had tranny trouble; it would stay in low. thanks in advance for your help my car. A typical kit includes a transmission ring, pinion, and bearing, and each component has a special coating that increases protection when heat levels rise under the hood. I've also had both the dodge 46RE 4-speed and the 45RFE which is a 5,6, or 7 speed depending on how you look at it, and the worst auto transmission ever conceived, the Dodge Ultrastar 62TE. but my problem is only the 3rd gear. In fact, redline (6,000 RPM) for 2nd gear got you going at around 90 MPH. The gears seem to be shifting too quickly. Swap in a known-good PCM, check wiring, check other sensors such as VSS and TPS. The most recently reported issues are listed below. However, all of these things could also be due to mechanical damage to the transmission. Almost every rear-wheel drive vehicle manufactured by General Motors features the 4L60E transmission. When the torque converter clutch malfunctions, it will apply and stay stuck in the applied position. I recently purchased a new Toyota RAV4 with a V4 engine and automatic transmission. Since I have a manual 5 speed, I dont know how the automatic shifts in our GT's. 7 I purchased from an older couple. Does the 4L60E have a box that's on the shifter shaft that's hanging onto the outside of the transmission? If so, that's indicating to the truck what gear you have it in. GM 3800 Service Tips, Techniques, and Advice September 19 at 11:39 AM Troubleshooting the “Slip-Bang Shift" into first gear transmission p roblem in the 4T65E: When taking off from a stop, the engine RPMs race up but the car does not move, then the transmission slams into first gear. Just over 20mph when the transmission shifts from 2nd to 3rd gear, the engine revs up as if the transmission is "slipping" instead of going into gear. Although you may have some of these symptoms / problems with your 4L60E Transmission, the repair solution may differ. If your 4L60E is stuck in third it either has no 12 volt power, and/or isn't even wired properly. The computer relies on the Vehicle Speed Sensor to trigger the shift into high at 40 MPH. And while some are just irksome, some can leave you stranded in the middle of nowhere. Torque converter lockup is much more noticeable now: Engine rpm drops substantially-like going into Fifth gear-and a slip-free connection gives the Bird the feel of a manual transmission until. Pick up a used 4L60E transmission and upgrade it with the ability to handle 500 horsepower. To see how frequently Chevrolet Silverado 1500 problems occur, check out our car reliability stats. I have a 1994 Camaro with the 4l60E transmission. 000 Miles, the 1st gear and the 4th gear didn't worked, I only had 2nd and 3rd gear working, the MIL light came on when I was going 60 Mph in 3rd gear with 3000 RPM the code found was P0751 Shift Solenid A Performance Stuck Off and also P0894 Transmission Component Slipping, I bought the 2 solenoids, the oil filter and. Trans shifts into gear harshly, 3rd gear starts, manual 2nd available but no 1st, no 4th, and no TCC lockup: No power to transmission, or trans is in limp-home mode. 4 quarts (9. The series includes 4 forward gears and 1 reverse gear. Stuck in Neutral– If a shift solenoid has failed entirely, that it’s entirely possible that the transmission will not work at all. com : Car complaints, car problems and. The ECM just commands 2nd gear and holds it there. No i don't have 4th gear and i have manually 2nd and sometimes 1st gear. I can manually shift from 1, 2, 3, into 4, but the truck will not start off when placed in either 3rd or 4th gear. my 4t65e connektor corroded in it rusted. 3L 4 speed (4L60E) ~140K miles. Swap in a known-good PCM, check wiring, check other sensors such as VSS and TPS. Park ,neutral, and reverse all work OK. Chevy and GMC Duramax Diesel Forum > Specialty Forums > Transmission Shop > Stuck in 3rd gear it was stuck in 3rd and has been since. What are 3 Common Problems with the 4L60E transmission? December 22, 2014 The 4L60e transmission was developed based on previous Turbo-hydramatic 700R4 automatic transmission. Fluid is clean and does not smell burnt. thanks in advance for your help my car. doc sensed parameter fault code sensor signal type acceptable operating range and rationality primary malf detection parameters secondary monitoring parameters and conditions fail monitoring time length and frequency of check mil illum. What are the specs for a turbo rebuilt kit? Deluxe transmission rebuild kits with level-2 hardware for turbo engines are available for high-performance transmissions. He would damage the flexplate, and probably the front pump assembly in the transmission. If problems are found, replace the drum. Closely inspect the splines in all locations, specifically the reaction sun shell hub and mating reaction sun gear spline, the reaction carrier hub spline, input sun gear, and the 1-2 planetary ring gear carrier hub. 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. The Transgo HD-2 & HD-3 Shift Kits are available also at an addt'l cost. The only thing I havent checked are the shift solenoids because its not my echelon of maintenance. Problem shifting 2nd to 3rd gear on automatic transmission, shift solenoid (2000 Chevrolet Silverado 1500) Have check engine, the computer says it needs the shift solenoid, the problem is it will not shift from 2nd to 3rd gear on an automatic transmission. New Transmission Not Wired the Same as the Old. That servo is also the accumulator for 3rd gear. It is now considered to be one of the finest overdrive automatic transmissions ever produced. The pure computer controlled version is the 4L60E. I had issues in my Silverado 2007 - Vortec 5. History on the truck, 98 s-10 4. Inspect all gears, pinions, and carriers for signs of wear, galling, or other damage. She took it to a shop where she said. Manual 2nd will also still work. Or if it's a quick fix, I'd rather keep the 4l60e until the 4l80e is fully rebuilt. I was then thinking it may be by torque converter, or could it be something as simple as getting my transmission flushed or something? The transmission is a GM 4L60E. 4l60e Transmission Rebuild Chevy Transmission Automatic Transmission Fluid Chevrolet Trucks Truck Accessories Ls Engine Truck Mods Truck Repair Jeep Truck This is about the various changes to the case and other areas since 1993. This new spring kit recalibrates the springs for the 1-2 and 2-3 shift valves. When he shifts OD (or 3) gearbox shifts to 3rd gear it won't shift anymore. 7L pick up, van, SUV. 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. (very obvious) rebuild went very well but after - Answered by a verified GM Mechanic We use cookies to give you the best possible experience on our website. My friend has a 1996 K1500 with a 4L60E. the truck runs good but for 3rd and 4th the RPMs go up and up (foot on gas accelerating), but the truck doesn’t speed up …. Twitter Facebook YouTube Instagram. Trans shifts into gear harshly, 3rd gear starts, manual 2nd available but no 1st, no 4th, and no TCC lockup: No power to transmission, or trans is in limp-home mode. Now, the truck starts off in 3rd gear from a dead stop unless I manually shift it into 1st or 2nd. Look at any books now and unless you h. Shift manually to 3rd{DRIVE} and shifts into 3rd hard. *Measure the gap of each clutch pack to make sure it is within specs and I use a proprietary 3-4 Clutch setup that increases Torque, Prolongs its life and eliminates the common 3rd and 4th gear Slip/ Flare. I was then thinking it may be by torque converter, or could it be something as simple as getting my transmission flushed or something? The transmission is a GM 4L60E. Check the wiring harness to the transmission case and make sure that it is plugged in. The 4L60E transmission weighs 146 pounds dry, and 162 wet. Trans stuck in 3rd. A transmission is a machine in a power transmission system, which provides controlled application of the power. The car is safe to drive (in 2nd) until you can get it fixed. : VSS dropoff w/ Hi-stall converter. The new reaction gear support is a beautiful piece thanks to numerically controlled machining. 3rd gear is shifted to the most in your transmission unless you do a lot of highway driving, and is often one of the first gears to wear out in both automatic and manual transmissions, so it is likely that it is wearing faster than the other gears and could be an indication that your transmission is reaching the end of its life. code I was getting indicates Shift A Solenoid (electrical). He would damage the flexplate, and probably the front pump assembly in the transmission. This manual can be used in collusion with any type of scanner utilized in retrieving these codes from the computer. It is common for the electrical harness in the transmission to short out. You'll be surprised just how easy it is to diagnose these shift solenoids when they have failed. I have a 2003, 2WD with ~160,000 miles. Stuck in Neutral– If a shift solenoid has failed entirely, that it’s entirely possible that the transmission will not work at all. he is still stuck in the 3speed th350 days. Step 2: Inspect the three turbine shaft bushing journals for wear or damage. I have a 93 chevy C2500 3/4 ton it has the 4L80E in it and I have no knowledge what so ever on electric trans all I see on the tranny is it has the wiring harness coming out of the side and a rubber hose hooked to a plastic grommet on the top of the tranny and the shift lever linkage I am driving and the RPMS are 2500 @ 30 MPH which I don't know if its first or second gear it is stuck in. 29 gears) I think, but aren't certain, that tow/haul also prevents the torque converter clutch from locking up. Transmission does not shift automatically, only manually. This has to move in order for the trans to shift, and many shops do not remove it to clean when. Once in 3rd, if the transmission downshifts into 2nd it will just rev the engine and not go anywhere. Trans shifts into gear harshly, 3rd gear starts, manual 2nd available but no 1st, no 4th, and no TCC lockup: No power to transmission, or trans is in limp-home mode. 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. doc page 1 of 13 1 vehicle speed. I founded the 3-2 shift valve. It is not the transmission that controls the TCC, it is the PCM. Your first step should be to scan the computer for trouble codes. If the gear oil in your transmission is burned, it will making shifting more difficult and may lead to a breakdown of the components inside. The following charts provide the mainline pressure readings for all of the various TCI® transmission models. Would definitely want to rule out electrical issues. You'll be surprised just how easy it is to diagnose these shift solenoids when they have failed. If I start from a dead stop in D it will accelerate through 1st and 2nd gears without any slippage and when the transmission tries to shift into 3rd it acts if there is no 3rd gear (revs to moon- no forward motion). The car is safe to drive (in 2) until you can get it fixed. We have seen apparent heavy use of MT82 transmission which causes the MT82 transmission to eventually wear out. doc Shift Solenoid A Performance P0752 This DTC detects abnormal shift pattern Stuck ON: 1-1-4-4 pattern Fail Counter >= 2 The fail counter is incremented when the following fail cases are true: Stuck ON: 1 and 2 General-Engine Speed > 450 rpm for 5 seconds and not in fuel cutoff -Gear range is D4. So the shop and I unhooked the throttle pressure cable slide and then drove it manually shifting it. Burned gear oil has a powerful odor that may resemble onions. Or, to put it another way, it’s can’t quite settle on the right gear. If I start from a dead stop in D it will accelerate through 1st and 2nd gears without any slippage and when the transmission tries to shift into 3rd it acts if there is no 3rd gear (revs to moon- no forward motion). 4L60E Shift Solenoid Failure Diagnosis. She took it to a shop where she said. To see how frequently Chevrolet Silverado 1500 problems occur, check out our car reliability stats. Now, the truck starts off in 3rd gear from a dead stop unless I manually shift it into 1st or 2nd. I can manually shift from 1, 2, 3, into 4, but the truck will not start off when placed in either 3rd or 4th gear. I'm willing to bet the issue you have is under the dash. The series includes 4 forward gears and 1 reverse gear. 4L60E starts in third gear. When this happens you have no 2nd gear, 4th gear, or reverse. The 4L60E and 4L65E are built at Toledo Transmission in Toledo, Ohio and have also been built at Romulus Transmission in Romulus, Michigan and Ramos Arizpe, Mexico. If you end up with a bad sprag, the 4L60E won’t be able to shift into 3rd or 4th gear. Don't sweat it. you can pull the servo assm and check it. the "5th gear" is only a different ratio achieved during a kick down shift to 2nd gear which is called 2nd prime. 5, Decline in Fuel Efficiency, the car won't move as. Transmission does not shift automatically, only manually. I had issues in my Silverado 2007 - Vortec 5. Transmission won't shift gears: A faulty shift solenoid can prevent fluid pressure from activating the appropriate gear. The transmission will shift in all gears when cold and after 2 minutes of warming up it stops shifting and won't move. GMC Yukon owners have reported 48 problems related to automatic transmission (under the power train category). P0756 Tech Notes When the a transmission solenoid is stuck off, in most cases the problem is not the electrical part of the solenoid; the problem is foreign material obstructing the mechanical function of the solenoid or the flow of the fluid through the transmission valve body. [Archive] Discuss the 4L80/85E transmissions found in the 6. (very obvious) rebuild went very well but after - Answered by a verified GM Mechanic We use cookies to give you the best possible experience on our website. Rebuild of your 700r4/ 4L60/ 4L60E/ 4L65/ 4L70 Transmission - $775 2wd to 4wd Conversions & Vice Versa - $325 *Fast 12 day Turnaround on most rebuilds, inc. A transmission is a machine in a power transmission system, which provides controlled application of the power. But instead of shifting to 3rd, when I step back on the throttle, I don't have any gear until about 3000 RPM and I reengage 2nd gear. in a manual transmission in 2nd gear, you can't do 5 mph and you can't do 50 mph either. 7 I purchased from an older couple. A defective cable with excessive slack is likely to create issues with smooth shifting of the gears. 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. Re: Shift problem no 3rd or 4th gear Jan 26 2011, 12:39pm with lights wired to the solinoids at the top of harness plugging in at trans lights work as they should which would mean prob in trans,ugplug harness now in 3rd. Dependinig on the programming, other things could cause this too, as an example, the 4L60e in my silverado SS will not shift into high at WOT, it stays in third gear until the truck hits the speed limiter at 106. The 4L60E and 4L65E are built at Toledo Transmission in Toledo, Ohio and have also been built at Romulus Transmission in Romulus, Michigan and Ramos Arizpe, Mexico. Trans shifts into gear harshly, 3rd gear starts, manual 2nd available but no 1st, no 4th, and no TCC lockup: No power to transmission, or trans is in limp-home mode. I have a 1993 2WD 1500 pick up with the automatic transmission stuck in second gear when the column shifter is put in drive. 4l80e 4th gear and tcc problem (running from 4L60E segment) If this is your first visit, be sure to check out the FAQ by clicking the link above. See our lemon odds and nada odds page to see vehicles with no repairs or vehicles with more than three repairs. The 4L60E is a bit of a hybrid transmission in that the shift solenoids command the START of the shifts, but the actual shifting is still completed by hydraulic valves, unlike something like the Chrysler 41TE where the solenoids directly fill the hydraulic circuits with no. I was told that GM was aware of the 3rd gear clutch packs going badmy dad was saying that I should ask about a 3rd gear clutch 12 pack upgrade so it lessens the chances of it burning out again and that the upgrade is under the GM warranty as well. The computer relies on the Vehicle Speed Sensor to trigger the shift into high at 40 MPH. Swap in a known-good PCM, check wiring, check other sensors such as VSS and TPS. I had a check engine light come on in my 2010 Mazda 3. 52 for 1st gear, 1. Since I have a manual 5 speed, I dont know how the automatic shifts in our GT's. That servo is also the accumulator for 3rd gear. When I put cruise on while in 2nd gear and try to increase speed, the truck surges (like it wants to shift but decides not to) and stays in 2nd. So this actually fixed half of my issues. In fail safe/limp mode, the transmission will have limited functionality and will lock in either 2nd. The transmission was redesigned internally and given a 5-pinion planetary set for both front and rear gear train and a 7 friction 3-4 clutch. *Check the 3rd Accumulator Checkball Assembly to make sure it does not leak into the Transmission case. At least in the Tahoe, the PCM engages the TCC in 3rd gear when the shift lever is in the 3 position. I had issues in my Silverado 2007 - Vortec 5. 3-4 signal oil to the 3-4 shift valve is delivered between lands 1 and 2 of the 3-4 shift valve. The automatic trans is. 1994 GMC 4l60e transmission shifting problems 44 Answers. In this situation the transitional will remain a neutral regardless of what gear you put it in. I was told that GM was aware of the 3rd gear clutch packs going badmy dad was saying that I should ask about a 3rd gear clutch 12 pack upgrade so it lessens the chances of it burning out again and that the upgrade is under the GM warranty as well. *Measure the gap of each clutch pack to make sure it is within specs and I use a proprietary 3-4 Clutch setup that increases Torque, Prolongs its life and eliminates the common 3rd and 4th gear Slip/ Flare. The transmission itself, except for the valve body and speed sensor, is virtually the same as a full hydraulically controlled. 5, Decline in Fuel Efficiency, the car won't move as. A typical kit includes a transmission ring, pinion, and bearing, and each component has a special coating that increases protection when heat levels rise under the hood. I founded the 3-2 shift valve. What are 3 Common Problems with the 4L60E transmission? December 22, 2014 The 4L60e transmission was developed based on previous Turbo-hydramatic 700R4 automatic transmission. Check trans fuse underhood, and make sure transmission electrical connector is plugged in. 41TE Automatic Transaxle. The most recently reported issues are listed below. A 2-3 shift valve or 2-3 shuttle valve is stuck, restricted and/or hung-up in its bore. This is a good shim to use to shorten servo movement and shifts on the 700. Replied by no_common_sense on topic 4L60E starts in third gear Check your fuses. GMC Yukon owners have reported 48 problems related to automatic transmission (under the power train category). doc 2004trans6_4L60E. This new spring kit recalibrates the springs for the 1-2 and 2-3 shift valves. It was just out of warranty and the trans shop said it needed a total rebuild. *Measure the gap of each clutch pack to make sure it is within specs and I use a proprietary 3-4 Clutch setup that increases Torque, Prolongs its life and eliminates the common 3rd and 4th gear Slip/ Flare. Another possibility is the problem may be intermittent, or only occurs during a specific set of circumstances. So far I cannot make it happen, but it is starting to occur more and more often. These readings can be obtained by attaching a 300 psi fluid pressue gauge to the appropriate pressure port on the transmission, and running the engine at 2000 rpm. AUTOMATIC TRANSMISSION NAG1 - SERVICE INFORMATION DESCRIPTION The NAG1 automatic transmission is an electronically controlled 5-speed transmission with a lock-up clutch in the torque converter. It is not the transmission that controls the TCC, it is the PCM. This 99 vb would start n 1st but would not shift pass 2nd gear. you can air check it from the pan rail if you pull the pan and look into the window by th efront pump. No 3rd or 4th gear: “3-4” clutches are worn out. Many have found the gear either slips or is not functional. What Type of Fluid Does Your Transmission Use ? If you don't know the answer, you should find out. Yeah, I think the $850 that Tom (ExplorerTom) quoted was for both. Check wiring, and make sure transmission electrical connector is plugged in. Transmission oil level. Maintaining such a high engine speed for long durations would definitely get things heated up a bit, but it's nothing the car can't handle as long as you don't do it for too long or too often. The 1st gear works fine, then it will skip 2nd as he accelerates and then drops into 3rd. Manual 2nd can be used to retain 2nd gear for acceleration and engine braking as desired. : VSS dropoff w/ Hi-stall converter. 4l60e Transmission Rebuild Chevy Transmission Automatic Transmission Fluid Chevrolet Trucks Truck Accessories Ls Engine Truck Mods Truck Repair Jeep Truck This is about the various changes to the case and other areas since 1993. 2005trans6_4L60E. It is going back to the builder this week. I'm embarrassed to say, I drove 200 miles without realizing I was in 3rd gear instead of drive. Maximum speed while in limp mode is around 30 mph. It's time to take the big plug off the transmission, take the pcm connectors off, get a meter and make sure the pins are all in the right place. THe bigger TransGo kits come with a gold ring, about an 1/8 inch thick to shim the 2nd servo area with. This is a good shim to use to shorten servo movement and shifts on the 700. Ford C4 and C6 Transmission Trouble Shooting Guide It's good to have a source to guide you when you're struggling with troublesome transmission function. Yesterday on the way home from work, it would not shift into 4th gear. the transmission is a 4L60E. If your 4L60E is stuck in third it either has no 12 volt power, and/or isn't even wired properly. doc Shift Solenoid A Performance P0752 This DTC detects abnormal shift pattern Stuck ON: 1-1-4-4 pattern Fail Counter >= 2 The fail counter is incremented when the following fail cases are true: Stuck ON: 1 and 2 General-Engine Speed > 450 rpm for 5 seconds and not in fuel cutoff -Gear range is D4. I rebuild my 4L60E transmission because 3rd gear clutch pack was shot. If a transmission for a car becomes stuck between 1st and 2nd gear the fluid should be changed. THe bigger TransGo kits come with a gold ring, about an 1/8 inch thick to shim the 2nd servo area with. When you shift into Manual 2nd, the 2-3 shift solenoid engages, by ECM request. However, locating the exact match to your vehicle is difficult and sourcing a properly functioning used 4L60E Transmission may take several installation & removal attempts before getting a good one. The 4L60E is electronically controlled. It will shift into 3rd all day long. Maximum speed while in limp mode is around 30 mph. It started by downshifting out of OD at almost any throttle input, everything else worked fine. he is still stuck in the 3speed th350 days. The car is safe to drive (in 2nd) until you can get it fixed. Proper engine operation. Note: The 700R4 does not have the correct speedometer gears installed, so you must take the gears and driven assembly from your old unit and install them on the new 700R4. 3, Erratically Shift back and forth or get stuck, or refuse to downshift/reverse. This is also due to the fact that the transmission is staying in 2nd gear and the gear ratio provided by 2nd gear is gonna' keep the engine working pretty hard at any speed above 35 MPH. 700R4 tranny stuck in first gear Hey Folks, I just rebuilt a 700R4 tranny for my 1986 Chevy C10 6. Earlier versions of the 4T65-E transmission had an external gear position switch (which was part of the neutral safety switch that bolted onto the transmission under where the gear shift cable arm hooks up, just like the 4T60-E had). Seeming stuck in one gear. Does the 4L60E have a box that's on the shifter shaft that's hanging onto the outside of the transmission? If so, that's indicating to the truck what gear you have it in. doc Shift Solenoid A Performance P0752 This DTC detects abnormal shift pattern Stuck ON: 1-1-4-4 pattern Fail Counter >= 2 The fail counter is incremented when the following fail cases are true: Stuck ON: 1 and 2 General-Engine Speed > 450 rpm for 5 seconds and not in fuel cutoff -Gear range is D4. Often the term transmission refers simply to the gearbox that uses gears and gear tra…. It will shift into 3rd all day long. Transmission output speed >= 200 RPM for time >= 200 seconds, Transmission torque converter slip >= 120 RPM for time >= 200 seconds, No P0716, P0717, P0722, P0723 DTCs active 30 seconds C Output Speed Sensor - Low Input P0722 0 RPM to 8192 RPM This DTC detects a low output speed when the vehicle has a large Input speed in a driving gear. Shift Solenoid B Performance / Stuck Off. This typically requires removing the transmission pan, and the valve body sometimes must be lowered as well. Once in 3rd, if the transmission downshifts into 2nd it will just rev the engine and not go anywhere. The 4L60E transmission is an automatic shift transmission from General Motors, four-speed overdrive, longitudinally positioned transmission. The ECM just commands 2nd gear and holds it there. One day, I drove the truck and noticed it started to slip real bad in 3rd and 4th. My transmission won't go into 3rd or 4th gear (90 Chevy 2500 4wd)? This is a used truck so I know little about the history on it. 4) As a rule of thumb, given the same power and axle ratio, the shorter a given transmission gear (i. 3L 4L60E transmission with 260. I rebuild my 4L60E transmission because 3rd gear clutch pack was shot. vehicle 1 / 2rd shifts into normal, but 3rd gear shifts to "60km speed". The car is safe to drive (in 2) until you can get it fixed. Check trans fuse underhood, and make sure transmission electrical connector is plugged in. I've studied how my setup will work, and never considered a hydraulic converter. She said years ago they had tranny trouble; it would stay in low. Just figured my forward clutch pack may be a tad too tight BUT its within all the specifications I've seen from numerous transmission builders posts. The only thing I havent checked are the shift solenoids because its not my echelon of maintenance. If it was faulty i doubt it'd be stuck on and as above your CEL would. It was just out of warranty and the trans shop said it needed a total rebuild. When everything in your transmission is working correctly, in between every shift the engine RPM should briefly decrease on an up-shift (ie: 3rd to 4th gear) to match up with the higher gear. you can air check it from the pan rail if you pull the pan and look into the window by th efront pump. Without being able to lock, it won’t be able to facilitate the transfer of energy to the upper gears and the transmission will remain in 2nd gear. 4l80e 4th gear and tcc problem (running from 4L60E segment) If this is your first visit, be sure to check out the FAQ by clicking the link above. A Used 4L60E Transmission. Trans shifts into gear harshly, 3rd gear starts, manual 2nd available but no 1st, no 4th, and no TCC lockup: No power to transmission, or trans is in limp-home mode. It has a manual transmission with original clutch. 3rd gear starts, can manually shift through all gears. See our lemon odds and nada odds page to see vehicles with no repairs or vehicles with more than three repairs. Chevrolet Silverado 1500 Transmission Problems. 4L60 was released in 1992 while the electronic version of this popular transmission was released around 10 years later. 5L equipped vehicles and Duramax equipped vans. Trans shifts into gear harshly, 3rd gear starts, manual 2nd available but no 1st, no 4th, and no TCC lockup: No power to transmission, or trans is in limp-home mode. 7L Vortec V8 under the hood and the 4L60E transmission. 3L 4L60e GMT-800) and I had Best Buy install a remote start/ Alarm system. Another possibility is the problem may be intermittent, or only occurs during a specific set of circumstances. 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. She took it to a shop where she said. You should see over 200psi at WOT at some point in 1st gear. It's time to take the big plug off the transmission, take the pcm connectors off, get a meter and make sure the pins are all in the right place. The trans and engine worked great in the donor car without any issues. Re: 4l60e slipping in 3rd and od: Greg: 3-18-09 : I got a leak in my transmission and lost all my fluid and now ive fixed the leak and replaced the fluid and now 3rd and od slip when you get to about 35 but 1 and 2 and reverse work fine,any suggestions cause i really dont have a 1000 dollars to have it rebuilt. I had issues in my Silverado 2007 - Vortec 5. The automatic transmission has been working fine, then about 3 days ago it hung up shifting into 3rd gear. 52 for 2nd gear, and 1. Applying the overrun clutch in 1st and 2nd provides added durability to the input sprag and forward clutch in heavy duty vehicles, plow trucks and high. Finally threw a P0751 code, stuck "A" solenoid. The wiring diagram is shows fuse number 20 in the IP fuse block powers your shift solenoids & it's a 10 amp fuse. The dealer has 3 shift solenoids indicated, all with the same part number, but there are only 2 solenoids for basic gear shifting. Note: I did not test the shifter on a pwm TCC type transmission. Correct if necessary. The 4L60E is a bit of a hybrid transmission in that the shift solenoids command the START of the shifts, but the actual shifting is still completed by hydraulic valves, unlike something like the Chrysler 41TE where the solenoids directly fill the hydraulic circuits with no. The 3rd gear accumulator, which is part of the 2nd gear servo assembly, absorbs the shock of the 3-4 clutch apply. It requires 8. I recently was gifted a 96 2wd Silverado that lost 3rd &4th from a family friend. But are you sure about the transmission starting out in what ever gear you stick it in? I never experienced an automatic that jumped the gears like that. Check for 12v at the pink wire. THe bigger TransGo kits come with a gold ring, about an 1/8 inch thick to shim the 2nd servo area with. Thought the wiring harness was bad so I replaced it works fine now. I have a 1998 chevy C1500 2WD with a 4L60E. Trans stuck in 3rd. 5hrs+ on highways on intermittent occasions it will get stuck on 3rd gear and. Shift Solenoid B Performance / Stuck Off. She took it to a shop where she said. 3L 4L60E transmission with 260. 4l65-2ACM 4L65E 2003-05 1-2 accum piston. I have reverse, and forward but it feels like it is stuck in 2nd (could be 1st) gear. 3rd gear is shifted to the most in your transmission unless you do a lot of highway driving, and is often one of the first gears to wear out in both automatic and manual transmissions, so it is likely that it is wearing faster than the other gears and could be an indication that your transmission is reaching the end of its life. doc Page 1 of 13 1. It is only when I stop at a stop sign or red light this will happen. No i don't have 4th gear and i have manually 2nd and sometimes 1st gear. The fluid not being burnt is good, as it would tend to indicate that the higher gear. A heavy-duty 4T60-E HD was produced only in 1996 for the supercharged GM 3800 engine. unplug harness 2nd manually with shifter in 1 or 2 and 3rd in3 or D no. 00 - Includes New 6L80E Transmission, Free Shipping (within mainland USA), 3 Year Nationwide Warranty, HD Torque Converter. 7L Vortec V8 under the hood and the 4L60E transmission. As an aid to the. We will start with a possible cause that would not require transmission removal. << the 4L60e doesn't use the TCC in any gear except 4th >> Crashbox, this is not quite correct, in two respects. I can manually shift from 1, 2, 3, into 4, but the truck will not start off when placed in either 3rd or 4th gear. Sure sounds like a stuck valve. Transmission 2004trans6_4L60E. Check your connector at the side of the transmission. Put it back in and it ran great (until 30K miles later) it started showing some odd symptoms. She took it to a shop where she said. 1985 Chevy C20 Suburban. Could I have lost 1st and 4th, or 3rd and 4th? At 40 MPH it revs about 2000 RPM. In fail safe/limp mode, the transmission will have limited functionality and will lock in either 2nd. After 1st gear, there is no problem with the transmission. It has a manual transmission with original clutch. Maintaining such a high engine speed for long durations would definitely get things heated up a bit, but it's nothing the car can't handle as long as you don't do it for too long or too often. See our lemon odds and nada odds page to see vehicles with no repairs or vehicles with more than three repairs. Correct if necessary. 0 for 3rd gear. Trans shifts into gear harshly, 3rd gear starts, manual 2nd available but no 1st, no 4th, and no TCC lockup: No power to transmission, or trans is in limp-home mode. Step 3: Remove the four teflon seal rings from the turbine shaft. 4L60E common problems / failures. a manually shifted 4L60E.