4l60e no reverse fix

49 posts · Joined 2011. #1 · Nov 2, 2014. The other day I went to leave work, put the truck in reverse and heard a loud clunk and then a loud whirring noise in reverse and neutra with no reverse. The truck will move in forward but won't shift. I need help with this as I really don't have the extra cash for a new or rebuild, so trying to fix ...

Put the shifter in drive and see if it will move forward. If it does, problem is likely in the harness or solenoids. If not, the problem is in the case (pump, 3-4 cluch pack, input sprag, etc). No movement in any gear is either pump, input shaft splines stripped or t … How to fix shift solenoid issues: Test solenoids and replace if needed; 4l60e Slipping in Reverse. The cause of your 4l60e slipping in reverse is more than likely due to worn reverse clutches. This is easy to diagnose based on you not being able to move much in reverse but forward gears are ok. On a mildly chilly morning, my 95 c2500 6.5 TD (4L80E) reversed 2 feet and all of a sudden, felt like a fuse popped. No reverse now -not even a hint of reverse. All forward gears work perfectly. The fluid was brown and low. I drained the pan, replaced the filter, filled it back up. Still no reverse. Drove it for about 3 miles, pan was leaking.Jul 28, 2012 · Ed Lee. A 2006 Chevrolet Suburban C1500 was brought to a transmission shop. The vehicle was equipped with a 5.3L V8 gas engine and a 4L60-E transmission. The customer complaint was “slipping in reverse.”. The vehicle had 128,967 miles on the odometer, so the customer was sold a complete rebuild, including a rebuilt torque converter. May 31, 2009 · So, I've been researching and I read that it may be caused by low line pressure and a quick test is to unplug the Throttle Position Sensor and take the car for a short quick drive. I unplug the sensor, and sure enough, reverse works great, shift through the gears (only got into 3rd) and it's pretty damned firm, but it does shift quickly and well. Mar 19, 2015 · I did my first trans rebuild this week on a 4l60e that doesn't seem to want to work in the reverse gear. As far as I can tell it shifts through all forward gears fine (as tested in the air on jackstands) but when engaged into reverse, I get nothing. The engine feels a load when in reverse. If I shift into reverse while the rpms are up the ...

Oct 14, 2004 · The 4L60E usually has an updated drum in it but DACCO sells one called "The Beast" that is a nice part to install....And only about $20.00 more than the updated one. The Forward gear that you have should feel sluggish because of no reaction from this shell. No codes tells you that there are no valve or seal problems. Dec 19, 2016 · 2. no reverse? common problem I've heard on 4L60e is the snap ring coming off on first drum. Only affects reverse? I've seen a few guys recommend getting rear tires off the ground and running trans and seeing if warmed trans seals can re-seat the snap ring. Long shot, but possible? 4L60-E, 4L65-E Heavy Duty Remanufactured Valve Body GM054-HD. Fits '96-'08 units. Prevents input sprag and Forward clutch failure by engaging overrun clutch in D4 1st, 2nd and 3rd Gears and D3 1st and 2nd Gears. Includes fluid rerouting for additional D4 protection and new servo cushion spring to reduce downshift clunk.If the vehicle is still driveable, plug in a scanner than can read real-time data, and jack the rear tires up off the ground, rear axle on jack stands and "drive" it so you can see if the computer is commanding 4th. If the computer is commanding 4th and the trans is not going=internal trans problem.The 4L60E needs power & signals supplied by the PCM to command the 2 shift solenoids off & on. When you disconnect the trans connector, or pull the fuse for the circuit that provides power, when put in "D" the trans will only have 3rd gear because BOTH shift solenoids are off. If in this state you pull the shift lever down into L1, the trans ...Here is an update. I checked line pressure in in park and drive line pressure is between 55 and 200 psi. 55 at iddle and 200 psi at WOT. Trans shifts and feels fine in all forward gears. Line pressure in reverse was 65 to 70 psi at idle. When I started to accelerate ( lightly) in reverse line pressue went up to 120psi.The 4L60e transmission is an electronically operated 4-speed transmission designed for vehicles with longitudinal engines. It utilizes four forward gears and one reverse gear and has a vehicle weight rating of 6000 lbs. Before adding the recommended 4L60e transmission fluid, this transmission weighs 146 lbs.#1 · Mar 1, 2024. So I recently bought a 2001 gmc sierra and it has no reverse I can put it in gear and it’s just a neutral I’ve scanned the truck and no shift solenoid or trans codes …

Here are a few possibilities: Clogged or dirty transmission filter: If the filter is clogged or dirty, it can cause problems with the transmission, including a loss of reverse gear. Faulty solenoid: The solenoid is responsible for controlling the flow of transmission fluid, which in turn controls the shifting of the gears.The 4L60E was the model prior to this one that targeted small cars. 4L80E transmission highlights. Average lifespan:230,000-250,000 miles; Reliability Score:High; Prone to minor issues:No; Price for repair after failure:$900-$1,300; Price for replacement:$2,500-$3,500; Availability of parts:AverageReverse FOIL (first, inner, outer, last) is another way of saying factorization by grouping. To factor a polynomial, find the product of the first and the last coefficients. Then, ...The 4L60e transmission is an electronically operated 4-speed transmission designed for vehicles with longitudinal engines. It utilizes four forward gears and one reverse gear and has a vehicle weight rating of 6000 lbs. Before adding the recommended 4L60e transmission fluid, this transmission weighs 146 lbs.Put the shifter in drive and see if it will move forward. If it does, problem is likely in the harness or solenoids. If not, the problem is in the case (pump, 3-4 cluch pack, input sprag, etc). No movement in any gear is either pump, input shaft splines stripped or t …

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Pulse Width Modulation was introduced as a new TCC apply strategy for all 4L60E transmissions starting in 1995. In 1996, key changes to the PWM were made and further changes were made in 2001+ and in both cases, updates were made to the valve body, separator plate and separator plate gaskets. 1996-1997. Case.Today I tackle another trans from the Krusty Kenny Garage. We have not one but two 4L60E's with problems, going to make one out of two...Thanks for watching!Splitting the Circuits. When dealing with 4L80E transmission and no reverse, start by hydraulically splitting the circuits. Check the line pressure, especially during individual shift failures, to see if it’s out of specification. Perform the pressure test in the specific gear where the issue is present.Slow, slipping or no reverse: “lo-reverse” clutches are worn out, fluid leak in the reverse apply circuit, or broken sunshell. It is possible to remedy a fluid problem by …

Sep 25, 2022 · The 4L60E was the model prior to this one that targeted small cars. 4L80E transmission highlights. Average lifespan:230,000-250,000 miles; Reliability Score:High; Prone to minor issues:No; Price for repair after failure:$900-$1,300; Price for replacement:$2,500-$3,500; Availability of parts:Average Feb 16, 2022 · R&R = Remove & Repair (or Rebuild) = Transmission must be removed to fix the problem and may have to be rebuilt or replaced. Common failures on 4L60E, symptom < cause > any possible repair: 1. Slow, slipping or no reverse: “lo-reverse” clutches are worn out, fluid leak in the reverse apply circuit, or broken sunshell. Basic work truck. Bought off eBay, runs good, bad trans. Disassembled trans, appeared to be fresh rebuild, pump rotor broken, as if someone installed with out seating torque converter. Repaired pump, since upper clutches were new, didn't go deeper... Yea, my bad. Now have all 4 forward gears, shifts normal. No reverse.4. 1-2 shift is delayed and harsh, may not shift into OD: TPS needs to be checked for smooth and linear electrical response over the entire range of motion. If not, this must be replaced. 5. Trans does not upshift out of first, speedometer reads zero at all times: Could be VSS failure.4L60E torque convertor shudder. I have a 1993 Suburban, 1/2 ton 4WD with the 4L60E transmission. In 4th gear, overdrive, under load the transmission will shudder. If you press the brake pedal lightly or shift out of overdrive the shudder will quit. Other than that the transmission works fine, I don't notice any slipping.359 posts · Joined 2012. #7 · Jan 21, 2013. You're having an issue with the forward clutches or the apply piston. The 4L60E is notorious for cracking the factory aluminum forward pistons. When this happens, fluid bleeds by instead of applying the clutches. This is why we use the later steel pistons in our race transmissions.Let us have a look at the systems and potential problems in a 4L60E that can cause a harsh 1-2 shift. 1-2 Shift Control Functions: Failsafe operation. Line pressure control problems. Accumulator valve system. Servo apply area. 1-2 accumulator piston and spring. #8 check ball, 2nd gear feed orifice. Servo cushion spring.Have you ever come across an image online and wondered where else it might appear on the internet? Or maybe you want to find the original source of an image for copyright or attrib...The only other thing I think is worth noting is the fact that if I put the car into reverse, let it sit (with my foot on the brake) for a minute or two, then let off the brake, …A reverse mortgage can provide an income stream for many seniors. But is it smart to take out a reverse mortgage to invest for retirement? By clicking "TRY IT", I agree to receive ...

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Feb 25, 2021 · If its the sun shell you may see metal particles in the fluid, but usually with a broken sun shell you would lose 2nd and 4th along with reverse. It could also be a stuck valve in the valve body or a broken 1/2 accumulator piston. Here's a list of common problems that may also help. No movement in any gear (total loss of transmission fluid, or pump failure): Refill the pan with fluid and look for a leak. If you find one, fix it. For pump failure, check the fluid level with the engine off, then start the engine and recheck. If the level doesn’t go down when the engine is running, the pump has failed.4L60E loses all gears forward and reverse. i rebuilt a 460LE ran shifted great put all new parts selanoids now2 months lateryou can start it run down the road after couple down shifts gose into like nutail in all gears rev to 1234 stop put in park shut off start go again untill down shift again any ideas.4L60E-ABUSE-BP. 1993 and newer General Motors vehicles equipped with the 4L60E, 4L65E and 4L70E automatic transmissions have always been plagued with 3-4 clutch failure. There are many different reasons for it, but probably the most often overlooked reason is a leak at the reverse abuse plug in the valve body.This can be from..#1 Worn low-reverse clutches which would need a rebuild. #2 Worn boost valve.Can be replaced from the pan.This usually causes reverse to be slow to engage vs slipping,but,it is possible. #3Fluid leak in the apply circuit.Trans conditioner/seal restorer such as Lucas may provide a temporary fix. #4 A busted sunshell could also cause this,but,it is usually accompanied by noises ...700r4 check ball placement - Google Search. M. maxreps Discussion starter. 17 posts · Joined 2012. #3 · Sep 11, 2012. Thanks for the reply SS... I read the info on the first link but it seems like he's talking about the capsule for the servo on the side of the case. Instead of the one at the rear of the case for the low/reverse.The 4L60E also suffers from issues where you’re unable to shift into 2nd gear. Now, if this is caused by a cracked or fractured drive shell, there’ll be no reverse gear, …BTW, 'limp mode' is a failsafe for electronic issues -- 3rd is the only gear in the 4L60E that doesn't require electronic activation, so it became the 'limp home' gear. The 3rd clutch breaking is a physical problem, so when it goes, the trans will flare above about 25-28 mph, as it can't shift to 3rd at that point, automatically or manually.2. 4L60E Transmission Second Gear & Reverse Problems. The second most common gear issue for a 4L60E transmission is the inability to shift into second gear or go into reverse. This problem typically appears when the drive shell breaks. The Fix. To fix this issue, you’ll need to replace the drive shell.

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Put a line pressure gage (or visit a local Transmission shop) on the pressure test port and go for a drive to verify proper line pressure. Base pressure at idle in P,N,OD should be around 70psi and around 140psi in R. Max line pressure should be at least 190psi at WOT in 1st or 2nd, 225psi is optimum. If base pressure is low, the pump is worn out.While many homeowners are familiar with mortgages, many are not as familiar with the reverse mortgage. Reverse mortgages are a unique financial vehicle that allows homeowners to un...Mar 12, 2023 ... Sorry, took over 3 hours to upload this, not sure why. In this video i revisit a 4L60E that i overhauled 8 months ago, came back with no 3rd ...Are you looking for a way to find out who owns a particular phone number? A reverse phone directory can help you do just that. Unfortunately, many of the directories available onli...9. TCC always locked: TCC apply solenoid circuit shorted to ground, TCC solenoid blockage (easy fix in pan), or TC broken (must remove trans and replace TC). 10. 1-2 Shift shudder at WOT; delayed or abnormal 1-2 shift: 1-2 accumulator piston cracked or stuck cocked in the bore. Easy fix in the pan.1 Answer. Sorted by: 0. The TCC is the Torque Converter Clutch, which is controlled by a solenoid operated valve. If the solenoid fails and gets stuck open it leads …How to fix shift solenoid issues: Test solenoids and replace if needed; 4l60e Slipping in Reverse. The cause of your 4l60e slipping in reverse is more than likely due to worn reverse clutches. This is easy to diagnose based on you not being able to move much in reverse but forward gears are ok.R&R = Remove & Repair (or Rebuild) = Transmission must be removed to fix the problem and may have to be rebuilt or replaced. Common failures on 4L60E, symptom -> cause -> any possible repair: 1. Slow, slipping or no reverse: “lo-reverse” clutches are worn out, fluid leak in the reverse apply circuit, or broken sunshell.Put the shifter in drive and see if it will move forward. If it does, problem is likely in the harness or solenoids. If not, the problem is in the case (pump, 3-4 cluch pack, input sprag, etc). No movement in any gear is either pump, input shaft splines stripped or t case if a 4wd.Tommorow morning I will be taking out a 4l60-e trans out of a 2002 gmc sierra a employees vehicle and breaking it open to see why we have no reverse. put trans in reverse hear whine and no go. put veh back in drive slowly hear whine winding down forward goes fine. performed line pressure check and performed as expected when commanding pc. 75500 ...Fixing a hot wire and a ground wire that are reversed is as easy as unscrewing and switching the wires on the receptacle and screwing them tight again. Diagnose the error visually ... ….

1366 posts · Joined 2005. #4 · Jul 21, 2008 (Edited) The sunshell would be the correct diagnosis if lost reverse and 2nd gear. If you only lost reverse, the most likely culprit is the reverse input clutches. 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 ...Put the shifter in drive and see if it will move forward. If it does, problem is likely in the harness or solenoids. If not, the problem is in the case (pump, 3-4 cluch pack, input sprag, etc). No movement in any gear is either pump, input shaft splines stripped or t …4L60E-ABUSE-BP. 1993 and newer General Motors vehicles equipped with the 4L60E, 4L65E and 4L70E automatic transmissions have always been plagued with 3-4 clutch failure. There are many different reasons for it, but probably the most often overlooked reason is a leak at the reverse abuse plug in the valve body.4L60E Bench Test & Flush all solenoids GMH GM Holden Commodore Omega 4L60E 4L65E Auto Trans Transmission Gearbox stuck in Limp Mode Limp Home Mode ( 3rd Gear...C. c5ct Discussion starter. 34 posts · Joined 2007. #1 · Jul 30, 2008. I have 99 ram 1500 i assume I am correct it has the 46re. I have no reverse and all forward gears and overdrive work perfectly but there is no engine braking in low 1 or 2. From what I've read in the manual I have narrowed the problem down to a faulty direct clutch.BTW, 'limp mode' is a failsafe for electronic issues -- 3rd is the only gear in the 4L60E that doesn't require electronic activation, so it became the 'limp home' gear. The 3rd clutch breaking is a physical problem, so when it goes, the trans will flare above about 25-28 mph, as it can't shift to 3rd at that point, automatically or manually.C6 Tech/Performance - Help ! 4L60E Transmission No Forward or Reverse Gears - I tried searching and could not find my exact issue.I swear my transmission in my Corvette has been and is an ongoing issue for me. Anyway, I was going down the road, not hot rodding or being aggressive, Honestly. A car slows to turn right... If your 4L60e wont go into park and feels like the shifter won’t grab the correct gear, but everything else is fine… here’s the probable solution. 9. TCC always locked: TCC apply solenoid circuit shorted to ground, TCC solenoid blockage (easy fix in pan), or TC broken (must remove trans and replace TC). 10. 1-2 Shift shudder at WOT; delayed or abnormal 1-2 shift: 1-2 accumulator piston cracked or stuck cocked in the bore. Easy fix in the pan. 4l60e no reverse fix, Common failures on 4L60E, symptom -> cause -> any possible repair: 1. Slow, slipping or no reverse: “lo-reverse” clutches are worn out, fluid leak in the reverse apply circuit, or broken sunshell. 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 ..., 0.006" added to rod length to allow further travel for band engagement.Thanks to: Broncocarl92 for his superior tool fabrication and explanation video h..., Codemans auto. 72.4K subscribers. Subscribed. 140. 11K views 2 years ago. possible reason why you may not have reverse in a Chevy 1500 / Chevy Tahoe ** Codemansauto DIY …, On a mildly chilly morning, my 95 c2500 6.5 TD (4L80E) reversed 2 feet and all of a sudden, felt like a fuse popped. No reverse now -not even a hint of reverse. All forward gears work perfectly. The fluid was brown and low. I drained the pan, replaced the filter, filled it back up. Still no reverse. Drove it for about 3 miles, pan was leaking., Reversed polarity occurs when the positive and negative wires are connected the wrong way at an electrical outlet. Normally, the positive wire is connected to the positive terminal..., Thank you for watching the ATSG Confirmed Fix video covering 4L60E: No Reverse Engagement. Become an ATSG member now to access all of the Confirmed Fix video..., Step 3: Split the Circuits "Mechanically". For this "No Reverse" shift issue we are going to mechanically split the circuits by blocking the Low/Reverse band. To do this, we will have to have the oil pan removed. It is a very …, What causes both lost overdrive and reverse in a 4l60e? Loss of both overdrive and reverse in a 4l60e can stem from: Damaged sun shell; Broken reaction …, Feb 2, 2023 ... 4L60E Problem 1-2 shift fixed ... 12-31-14 4L60E with no reverse tear down and assessment how to ... Chevrolet 4L60E Transmission Common Problems ..., If you want to reverse IRA distributions, you can do so in a way. Instead of reversing the withdrawal, the process is more complicated and you can send the payment to another IRA v..., May 24, 2009 · 1995 silverado, 4l60e transmission. no reverse. al other gears work fine. slow progression to reverse not engaging, used to shudder going into reverse, now it won't reverse at all. please help. Answered in 10 minutes by: Chevy Mechanic: frank. For only reverse not to work a one way roller clutch in not holding as 1st and resverse uses the same ... , R&R = Remove & Repair (or Rebuild) = Transmission must be removed to fix the problem and may have to be rebuilt or replaced. Common failures on 4L60E, symptom < cause > any possible repair: 1. Slow, slipping or no reverse: “lo-reverse” clutches are worn out, fluid leak in the reverse apply circuit, or broken sunshell., May 10, 2015 · FIXED-4L60E loud grinding noise! Hi guys, its been a while since iv last been on here. well my truck and tranny have been running great up until yesterday. on my way out to camp all the sudden my truck starts making this awfull grinding noise. it only does it in drive once the truck reaches 10kph and immidiatly in reverse and it wont move in ... , Total loss of fluid or pump failure could be the cause of 4l60e transmission problems. That is one of the reasons your 4l60e lost all gears. Make sure your engine is turned off, and then check the fluid levels. If your stories seem correct, start the engine and double-check the liquid levels. The pump is broken if the liquid levels do not ..., Satisfied Customers: 300. Experience: Factory trained in all Allison on highway product, Verified. The 4L60 E does not have a low reverse band it has a low reverse clutch,if the transmission has forward range, low reverse clutch is holding, If the transmission uses the external NSBU switch behind the linkage,It can cause this concern if it's ..., Reverse Mortgages are convenient loans that give you cash using your home’s equity. Some people find these loans help them, but they can lack the flexibility others offer. In order..., T. T-bucket23. 6890 posts · Joined 2005. #3 · Mar 12, 2011. Start with the simple stuff. Going forward in N may indicate the linkage is messed up. Artificial Intelligence is no match for Natural Stupidity. Chet. This is an older thread, you may not receive a response, and could be reviving an old thread., First, drop the pan and check the fluid and filter. If the fluid is still reddish and doesn't smell burnt and the magnet and filter just has fine dust, no chunks, just replace the filter and refill the fluid. Or you could just throw a $10 can of "Trans Tune" in it and see if it fixes a possible sticking valve., The 4L60E transmission weighs 146 pounds dry, and 162 wet. It requires 8.4 quarts (9.64″ torque converter) or 11.4 quarts (11.81″ 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., Nothing I've torn down so far has any wear, and there's been no odd noises coming from anywhere while driving; TPS shows correctly in my transmission controller software, reading from about .5v to 3.4v; Based on what I can find out by other forums and such, this collection of symptoms seems to be a very uncommon one., May 10, 2015 · FIXED-4L60E loud grinding noise! Hi guys, its been a while since iv last been on here. well my truck and tranny have been running great up until yesterday. on my way out to camp all the sudden my truck starts making this awfull grinding noise. it only does it in drive once the truck reaches 10kph and immidiatly in reverse and it wont move in ... , Check to see if you have engine breaking in manual low. Not enough clutchs in either the reverse input drum,or on top of the low reverse piston, would also create …, 4l60e rebuild no overdrive or reverse. I just rebuikt the 4l60e out of a 96 1500 and no reverse or overdrive. Im going to check out valve body i put 7 balls in 1 near accumulator n two incapsulated. All bolts were pulled off n put in cardboard template n put back in so they should be good but ill check. Im hoping the reverse booster piston has ..., T. T-bucket23. 6890 posts · Joined 2005. #3 · Mar 12, 2011. Start with the simple stuff. Going forward in N may indicate the linkage is messed up. Artificial Intelligence is no match for Natural Stupidity. Chet. This is an older thread, you may not receive a response, and could be reviving an old thread., Nov 21, 2023 · 2. 4L60E Transmission Second Gear & Reverse Problems. The second most common gear issue for a 4L60E transmission is the inability to shift into second gear or go into reverse. This problem typically appears when the drive shell breaks. The Fix. To fix this issue, you’ll need to replace the drive shell. , Splitting the Circuits. When dealing with 4L80E transmission and no reverse, start by hydraulically splitting the circuits. Check the line pressure, especially during individual shift failures, to see if it’s out of specification. Perform the pressure test in the specific gear where the issue is present., mafiacustomz Discussion starter. 753 posts · Joined 2009. #1 · Dec 10, 2012. 96 sonoma ext cab 4.3 vortec i have no reverse on my 4l60e trans. I do have every other gear and the motor even revs up like its going to go into reverse but it dont. I have read alot online and their saying the most common problem is sunshell teeth are striped., The 4L60e transmission is an electronically operated 4-speed transmission designed for vehicles with longitudinal engines. It utilizes four forward gears and one reverse gear and has a vehicle weight rating of 6000 lbs. Before adding the recommended 4L60e transmission fluid, this transmission weighs 146 lbs. , I did my first trans rebuild this week on a 4l60e that doesn't seem to want to work in the reverse gear. As far as I can tell it shifts through all forward gears fine (as tested in the air on jackstands) but when engaged into reverse, I get nothing. The engine feels a load when in reverse. If I shift into reverse while the rpms are up the ..., Solenoid Failure. A common cause of the 4L60E not shifting into overdrive is solenoid failure. Solenoids control the flow of fluid, enabling gear changes. Example: A faulty 1-2 shift solenoid may prevent the transmission from shifting into overdrive. If the 3-4 shift solenoid fails, the transmission may lose overdrive completely., This typically has a normally working OSS, but no movement Forward or Reverse. Line pressure will typically be normal with this condition. . 3-5-R Drum weld broken/cracked is typically a no or slipping Reverse condition along with 3rd and 5th Gear issues. Hopefully this will help many of you in the repair of GM 6L45, 6L50, 6L80 and …, 1366 posts · Joined 2005. #4 · Jul 21, 2008 (Edited) The sunshell would be the correct diagnosis if lost reverse and 2nd gear. If you only lost reverse, the most likely culprit is the reverse input clutches. 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 ..., The 4L60E transmission weighs 146 pounds dry, and 162 wet. It requires 8.4 quarts (9.64″ torque converter) or 11.4 quarts (11.81″ 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.