4l80e check ball damage symptoms. it has to overrun in od.
- 4l80e check ball damage symptoms Fig. This occasionally shows up in rebuilt pumps. June 08, 2020. am gona asemble with out front pump and air check in reverse position with 12 volts to 1-2 shift soilinoid. 7 Transmission Identification . While I had the trans basically out I decided to take to completely out and put it on my work bench. Dec 29, 2022 · The Sonnax imidized plastic balls seal better than steel balls because they conform to the separator plate ball seats. And this is also where old school thinking can create a costly mistake when leaving out one or more check-ball. I always used transgo separator plates to replace the worn ones. 085" 8 check balls in the original location, but I used Torlon balls that I had. Hydraulics Fundamentals Part VII: AFL/Solenoid Modulator Valves. It wouldn't take long watching the data on a scanner to see what is the culprit. 00 third, and 0. 125-. However, the soft aluminum seats and outside diameters can wear, resulting in gear slips, burnt clutches or delayed or no Reverse. e a stock direct clutch circuit set up) Oct 13, 2022 · Bad 4L80e Shift Solenoid Symptoms: Common Signs to Look Out For 4L80e Shift Solenoid Symptoms. Jan 30, 2024 · Contains all 4L60E upgrades including valves, pinless accumulators, shims, Torlon check balls and more. Type %PDF-1. Thi Case check balls: Leave the following check balls out for firmer shifts: 1. Not the seats on the separator plate but in the case itself the check balls have mashed into the aluminum a bit. 070" to . If the movement is beyond specifications, replace the ball joint. Low/Reverse Checkball • No engine braking in manual low • Reverse complaints • Burnt rear band Replace with Sonnax Part No. A couple of things I would check first. Hydraulics Fundamentals Part VIII: Check Valves. Dec 12, 2014 · Sonnax valve body diagram for 4F50N, AX4N units. However, it can go bad for some reasons. 180” and getting stuck in the plate. Details Tooling Multiple Symptoms Comprehensive kit for big problems you don't want back The Sure Cure® Kit SC-4L80E 77754-TL TCC/Lockup Symptoms No converter apply, Burnt converter O-Ringed End Plug Kit 34994-13 Fits TCC valve bore with . Converter hub was not even messed up, showed no signs of gear damage. installed HD2 shift kit. If the plate has two holes over the bath tub you must use a check ball in that location. Most of these symptoms can overlap with other car suspension issues. This leaves you driving around a car or truck that screams down the road. Dec 6, 2024 · 1997-up GM 4L80E 4L85E Valve Body Gasket Set. 10 rear end, F vin, Nv4500, factory red interior, 283,000+ miles A few mods: 3" straight pipe, Genuine HX35, Flowmaster 3" downpipe and 2. Oct 10, 2013 · Check Ball Locations We have been made aware of a problem with the plastic #1 check ball eroding from . I KNOW WHERE THE SEVEN GO IN THE VALVE BODY BELOW THE GASKET, BUT I FOUND AN EIGHTH THAT I THINK GOES ABOVE THE SPACER/ GASKET. Remove spacer plates and gasket. 22 of 153. For 1997-up 4L80E & 4L85E see item 145655271032. (Also see note #5) {5} The BS6 check ball was deleted in some models. A revised center support ailing transmission. 4L60E - 1/4'' Check Ball Single Replacement 4L60E - 1/4'' Check Ball Replacement Set . In this video, I’ll inspect and assess the damage we've encountered, expla Apr 26, 2020 · I'm new to this forum page and am looking for help. Aug 29, 2009 · A sticking check ball, corroded, worn out check ball will likewise cause similar problems. Your Cost $ 17. All check balls will be the same size. Then manually shift into 2 position at 25 mph. THANKS Jun 21, 2016 · Buy 700R4 4L60 4L60E 4L65E Transmission Valve Body Check Balls Set of 10 Compatible with GM . This is a simple process that can be done at home with a few tools. solinoid ohms ok and had first gear in manual and in od Dec 1, 2016 · The same thought process typically goes for the valve body. While many components also are sold separately (including those marked with a * on the heavy-duty truck basic build), some are available only in the Performance Pack. Nov 22, 2020 · *Block the 3rd & 4th Accumulators with set screws or 700R4 TV Cxhaust Check Ball/Gold Balls out of a SK-4L60E shift kit. 1-liter gas engines and 6. Jun 8, 2020 · Because these steel balls don’t interact directly with the separator plate, there is no risk of plate damage or ball shrinkage. GM 4L80-E, 4L85-E, TH400 Valve Body Layout. First of all one fault isn't one fix all of the time. Aug 5, 2023 · A malfunctioning servo can lead to the following symptoms: No reverse gear functionality; Delayed gear changes; Diagnosing Electrical Issues Solenoid Issues. Many after market dip sticks are inaccurate, they read full and are actually Low. Jason Larochelle. Nov 24, 2024 · Included in this kit are check balls that will help improve your transmission's shifting and performance. 8 Transmission Control Module (TCM) . {3} 5/16 steel ball in late ‘89 {4} ‘89-’95-BS6 Check ball was located in the case. Qty: Add to cart. Be vigilant for signs of a bad fuel pressure regulator, such as poor engine performance and starting issues. Key Takeaways. Reverse fails: on to the mechanical test! So far here is what we know in helping to find the "no reverse" issue. I cleaned n check the valve body. This is going to be a 2nd gear leaver only build. Knowing about all the symptoms of a faulty 4L80e shift solenoid will help Probably going back together with all check balls but would love to get rid of shift-lag inducing parts if i can, but im a recent chevy convert, been doing fords for years and as much info there is available to read up on the 4l80e, it seems everybody has a different opinion. NEW TH400/4L80E Direct Drum -W- Check Ball Smooth Race 5 Clutch OEM Part# 34837 | eBay Nov 21, 2011 · thanks guys already air checked direct clutch ok checked #7 ball still there and not stuck,checked case for crackes ok. Vehicle is a 2000 GMC Sierra with a Ls1 swap. 3 with the 6L80E had no forward motion so I dropped the pan and pulled the valve body. I often suggest running the 4L80E slightly over full on a performance vehicle . I also replaced the other 6 because I bought a 10 pack, but I suppose you could simply do the one that was stuck. Overdrive roller clutch failure. Rear band fault: • wrong band apply pin • Band worn 5. Above that linkage bolt on. The TCM can protect the transmission from damage by locking it in second gear, with maxi-mum fluid pressure, until a problem has been corrected. The valve body separator plate also takes a beating from the steel check balls and its not unheard of for them to punch through (this usually manifests as losing 3rd gear, but anything is possible--there's a dozen or so of them in there). Jun 12, 2019 · Catching issues early can prevent further damage to your Traverse and help avoid being stranded. The TCM will continually perform a self diagnosis check. May 19, 2018 · One of the most common (and most frustrating) problems that happens to the 4L80E is when it loses 3rd and 4th gear at the same time. View recommended parts for quality repairs of common transmission problems quickly and easily. Symptoms/Part Type Product Name Part No. Best way to update a Th400. What is the purpose of the check ball? Was going to do some reading on my breaks and lunch today but thought i’d cheat a little and ask here. 6 Introduction . Here’s how a mechanic will check your vehicle for worn-out ball joints: Jack up the car and secure it with stands. Use the dipstick to ensure it’s at the right level. How to Inspect the Ball Joint. Fits the 4L80E / 4L85E transmission case that has the 2 cooler lines at the base of the bell housing ( see pictures). Reverse check ball: Keep 2-3 acc check ball if 2-3 accumulator is active and direct clutch is not dual fed (i. 5-16. Line pressure issues can be eliminated easily enough with a simple test. Then we flip the halves over on the bench, dumping the checkballs and draining the excess oil in preparation of a thorough cleaning in the solvent tank. Oct 4, 2024 · The TCM will continually perform a self diagnosis check. 5ohms, 9-11 to 13. with Separator Plate, Gaskets, Solenoid Screens, 8 Check Balls. My current drum has one. Worn out boost valve, PCS internal failure, AFL worn out, Pressure gauge on trans, check for high line pressure. This ball can be replaced with the 1/4 inch Chrysler check ball from a 47RE or 48RE etc part # 52118261 this ball is much more durable and wont shrink or disappear. 5 2-4L80E 2-NV4500 2-ex-cab 2 std Yes, all of the check balls, except the #2 are properly located when the valve body was reinstalled. These include: 722. I bought the trans and converter new, but second hand. Eight or nine? Eight or nine? Answered by Jerry in 14 mins 13 years ago Jun 2, 2016 · I swapped in a 4l80e with circle D 3200 stall. lëþ¦áµqÁPÐý½ÕÀžáÒ=ÂMv Nov 4, 2016 · The used overrun assembly was required due to the damage from the failed overrun roller clutch that killed this transmission. Transmission parts Competitors Price $18. Check your fluid level it might be low. So, what causes the no 3rd gear or 4th gear problem? Below are some common things that fail in the 4L80E and cause this problem. The check balls will not be reused. Remove check balls and PWM solenoid screen from case. What are these check ball rest's / channels / whatever called? Remove valve body assembly. if i had to guess i'd say the long gap would go to the outside of the valve body but i have no idea How many check balls in a 94 4l80e transmission? 94 gm 4l80e for a 94 suburban k2500 remanufactured transmission Posted by aaron_sannin on Jun 20, 2012 Apr 17, 2011 · when a 4l80e shifts into od, the od clutch is applied. Aug 16, 2023 · Torlon Check balls: Case / Valve Body: Use torlon check balls and a larger 5/16” check ball at the 1-2 location to mitigate wear and risk the check ball gets stuck in the plate: Sonnax 4L60E-LB1: Pump (Boost valve) Preexisting boost valves are worn; Sonnax boost valve and spring kit provides 10% increase in linear line pressure: Corvette Oct 9, 2007 · I HAVE A 1997 CHEVY 2 WHEEL DRIVE S-10 BLAZER. 82 . od is just a overdriven 3rd gear. 48 first gear, 1. However, the elastomer material wears, reducing the size of the Aug 5, 2012 · 4L80/85E Transmissions. 150 range. If you had an electrical problem it would start in 3rd gear and have reverse. 9 . This issue is caused by normal movement of the checkball and slight movement of the seat within the bore over time. 250” to . I am going to install a block of plate for the accumulators. Mercedes 7G Tronic conductor plate problems and 7G Tronic TCM problems prevent the computer from controlling these gears as it needs to, which can result in a number of symptoms. You can hear them with the pan still up in the transmission. 5: Locating Transmission Case External Components Courtesy of GENERAL MOTORS CORP. 34200-52 NOTE: Test with valve body vertical and ball seated. Jun 12, 2019 · Catching issues early can prevent further damage to your Stratus and help avoid being stranded. Product Code: 400-003499412. This checkball is not required for any build and only affects 2-1 downshift feel. Depending on their location, check balls will perform 1 of 3 functions: 1 Customer: how many check balls are there between the valve body and the main case of a 4L80E auto transmission in a 2004 2500 crew cab gmc 4x4. Must Check: Top 10 Most Reliable Used Chevy Cars To Buy This Year Valve Body Check Balls [Set of 8], 700R4/4L60E (1982-UP) Rating Required Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Required Nov 16, 2018 · 4l80e accumulator delete kit 4L80CC/ADK T his kit allows the accumulator housing to be deleted correcting the hydraulics and furnishing a super positive 2-3 and 3-4 upshifts and increased torque capacity. com FREE DELIVERY possible on eligible purchases Apr 21, 2019 · At that link, you can actually see that he's looking for the same thing. Check Ball 4L80E. 66. e a stock direct clutch circuit set up) 4L80E DTC 39, 68 (P1870, P0741) Concern: Some 4L80E applications may exhibit a slippage DTC that is difficult to isolate. Things to Consider before Buying. 497" dia. Solution – Rebuild or replace the valve body. The 3rd clutch is one of the weak areas of the 4L60, and it can't be fully bulletproofed (design limitation), although HD clutches are available for it and will help (Raybestos 'High Energy' and Alto 'red' frictions are the preferred solutions for most people / daily Feb 24, 2022 · Check balls on a T-350: OE style automatic shift T-350 , only 1 check ball is needed, near the modulator valve is location of a check ball. That said, many drivers continue to drive May 14, 2016 · 1. Valve Body. Unfortunately for 4L80-E drivers, if they select the OD range when they are plowing, the overrun clutch can’t come on to provide better holding power. No worries, it will get diluted by the ATF & get drained out on the first service. leading me to a internal failure. I took apart the reverse servo to clean and check if that was OK. If it looks dark or smells burnt, consider changing it. imp: I discuss 4L80E check ball considerations and placement as well as share CK Performance's shift firmness calibration for HD and high performance applications. Shop On Our Website For More Sonnax Products Today! Or Call Us At 318-742-7353! Or Call Toll Free 1-888-877-1008! Dec 22, 2024 · 4L80E Valve Body Install Kit. Usually installing the hd2 kit in the process. 5 to 6. 4L65E Input drum assembly: Induction hardened input shaft: 4L65E 3-4 clutch pack kit (7 frictions and six steels, apply plate and HD backing plate) High energy clutch material: 4L70E Reaction shaft: Induction hardened splines: Sonnax Smart Oct 20, 2010 · if the band is too tight it can cause a bind up on the low to high gear shiftit can damage the low band and or high gear clutches As for the higher shift pointsif we rule out any damage to the high gear clutches, then you have 1bad electrical connections Some of the symptoms associated with this problem include: Line pressure leakage; Loss of lubrication; Overheating; Clutch apply leaks for 2nd, 6th and Reverse; Premature clutch failure; Solution – Transmission clutches, seals and hard parts will have to be inspected for signs of damage, if overheating is suspected. Jan 1, 2013 · Attention on #2: Only used in Bentley and Aston Martin applications with transmission codes RCP, RDP, ZIP and ZLP. TCC Application in 2nd Gear – 4R75E Transmission 2005 – 2006 Ford Crown Victoria – 2005 – 2006 Ford E-150 – 2005 – 2006 Ford E-250 – 2005 – 2006 Ford Expedition – 2005 – 2006 Ford F-150 – 2005 – 2006 Mercury Grand Marquis – 2005 – 2006 Lincoln Town Car – 2005 – 2006 Lincoln Mark LT May 31, 2023 · Disassemble the valve body, install the Sonnax zip kit (parts that go into the valve body), install a new separator plate and new check balls from the Zip kit. , includes 5 end plugs May 18, 2024 · Th400 / 4L80e Heavy duty Smooth cam direct drum. It takes over 100,000 miles for the Chromed steel check balls to do damage to the separator plate, Torlon (Plastic) check balls experience accelerated wear when used for "Shuttling" applications, The 4L80E doesn't have any Shuttling balls in the Case/Plate. Jun 1, 2022 · Hey folks, my 2010 5. 125+. Oct 30, 2023 · lastly, the rod im pointing at was the first that got the roll pin out, and when that pin came out, the spring shot the rod right out of the bore and I didn't notice which way it was oriented when in the valve body. Valve body fault: • manual valve stuck, damaged • Pressure switch failure Dec 20, 2008 · Correct - to interpolize, +/- 10% of 20-40ohms would then be 18-22 to 36-44ohms - several other 4L80E references indicate the 4L80E TCC solenoid is 10-15ohms, which would be, at 10% = 1-1. TCC Application in 2nd Gear – 4R75E Transmission 2005 – 2006 Ford Crown Victoria – 2005 – 2006 Ford E-150 – 2005 – 2006 Ford E-250 – 2005 – 2006 Ford Expedition – 2005 – 2006 Ford F-150 – 2005 – 2006 Mercury Grand Marquis – 2005 – 2006 Lincoln Town Car – 2005 – 2006 Lincoln Mark LT The Sonnax imidized plastic balls seal better than steel balls because they conform to the separator plate ball seats. Fits Upper & Lower Separator Plate & Accumulator Cover. Basically: Not leaking from pump gasket Not leaking from pump seal Pump bushings looked good Not sure on pump alignment Not sure on pump bolts/o rings In all honestly, the symptoms I was having are scaring me worse then the leak was. 6-liter diesel engines. Verify 1-2 and 2-3 upshifts and 3-4 upshift in overdrive D range. 7 . May 03, 2019 May 18, 2019 · Knowing these warning signs and addressing them in a timely manner can prevent further damage to your Stratus and extend its lifespan. Common issue: Faulty solenoid; Symptoms: Irregular shift patterns and delayed shifts; To diagnose solenoid issues in a 4L80E transmission, check for diagnostic trouble codes (DTCs) using a Jul 27, 2018 · Usually on a 4L80E if the converter is slipping or bad it will lockup, just slip and shudder. Typically these will show significant visual wear. Transmission should immediately shift into second gear but do not upshift to third. Jan 7, 2019 · It doesn't do it every day and the check engine light just finally went off a few days ago but the hard shifting doesn't happen very often and seems to only happen Jun 21, 2021 · Sonnax valve body diagram for AX4S, AXOD, AXODE units. TSB 08-07-30-015 – 4L80E Transmission I discuss 4L80E check ball considerations and placement as well as share CK Performance's shift firmness calibration for HD and high performance applications. Qty: NOTE: Check for visual wear on end plug. However, the elastomer material wears, reducing the size of the If you had an electrical problem it would start in 3rd gear and have reverse. Sep 7, 2015 · High line pressure. 075" to . 9-10 SJ2 Join me as I dive into the details of our 4L80E transmission and torque converter. Drilled feeds: 1-2: . . He got a new pump installed and away he went. If during apply then it could it will be one of the converter control valves. Remanufactured 4L60E "Drop In Ready" Valve Body Solutions Dec 22, 2024 · 4L80E, 4L85E Valve Body Install Kit. Apr 14, 2019 · -1993 K3500- 4x4, single cab/long bed, single rear wheels, 4. The #11 check ball is located in a capsule within the valve body. fwd clutch applied, 2nd clutch applied, but not active ( 2nd one way clutch overruning) direct Dec 28, 2017 · Cause: Possible codes P2723 Sol 5 stuck off or P2728 Sol 5 performance, Very possible that the number one check ball in the valve body has shrunken and wont seal or is missing. If your Stratus’s check engine light is on, and it has code P0087, there’s a lack of fuel pressure, and you’re on the right track. I replaced the 7 check balls and added the 8th, replaced separator plate and reinstalled everything. A nine-volt battery with soldered leads can tell you if the solenoids are clicking. Shift solenoid is responsible for providing a sufficient amount of transmission fuel into the system in order to get the engine running. 1988 Chevy C-3500 2wd (no pic) May 13, 2015 · Yes, its actually kind of common on higher mileage units. . Before purchasing a 4L80E pressure control solenoid, there are a few things that you should consider: 1. Jan 7, 2015 · 4L80E Specifications. Jul 30, 2014 · On a side note - We have found the 4L80 to get a little better flow when converter spacing is . I didn't take apart any of the solenoids I left them in. Cause/Correction: One possible cause that is typically overlooked for this concern is the #11 check ball. Mar 8, 2023 · Pump pressure relief ball and spring missing is no movement and no line pressure. So, you’ll need a professional mechanic to determine if the ball joint is causing it. May 18, 2009 · If your Torque Converter Clutch is experiencing shudder then You must determine if it happens during apply or release. -ft. If your 4L80E is slipping, overheating, shifting irregularly or making noise, you should have it repaired before or, in conjunction with the installation of your B&M 4L80E Shift Improver Kit. Feb 21, 2013 · Vehicles with '95-later GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the Reverse checkball sleeve located in the 3-4 shift valve bore. Dec 23, 2019 · Sonnax valve body diagram for 4L80-E, 4L85-E units. If your Traverse’s check engine light is on, and it has code P0087, there’s a lack of fuel pressure, and you’re on the right track. it has to overrun in od. Running low or out of gas can damage a fuel pump and shorten its life. Also, inspect the color and smell of the fluid. See Fig. At 4:59, he removes the plate and shows where the check ball gets stuck. 9. So make sure it is al least . the od one way clutch holds in all gears except od. 9 Valve Body Problems No forward movement or harsh engagement due to K3 shift valve bore damage Problem #1 - The Valve Body As with most units, the 4L80-E transmission’s valve body is designed to be cheap for mass manufacturing, and not superior for longevity, performance and drivability. The overrun assembly that the shop had available is from a newer 4L80E (mid 2001 and newer). 48 second, 1. Slips, grabs, slips, grabs, etc. 7. There could be other issues involving Torque converter problems. Jul 2, 2018 · 4L80E slips in 3rd Freshened up with BW clutches, dual feed, accumulator block off, etc. Sep 10, 2024 · Signs of a 4L80E gearbox jerking in your Chevy Silverado should not be ignored. First, you’ll need a torque wrench and a socket that fits the check Nov 9, 2010 · A light grease will work well for holding the check balls in place, or some vaseline. Sep 30, 2005 · Sonnax Sure Cure kit SC-4L80E, fully compatible with '91-later GM 4L80-E and 4L85-E units, is a comprehensive reconditioning package featuring the best Sonnax products developed to help rebuilders restore and enhance transmission performance. See Jan 18, 2015 · So you should only have had 1 check ball come out from between the separator plate & case. Apr 15, 2006 · Did you check for check ball wear on the separator plate and address it if needed. Early Type 1 valve bodies cannot be updated to the later eight-checkball plate. Transgo separator plate. it's almost mirror image, with the top being a longer gap that i'm pointing at. Pop the check ball out of the plate and replace that check ball's spot with your new one. On Hard acceleration the oil is pushed rearward and the pan on a 4L80E is long , with the filter pickup in the middle of the trans. Jun 22, 2023 · To target common wear areas in the transmission, the kit includes many improved parts to repair damage, prevent future wear and improve reliability. There is no larger check ball for the 1-2 unless someone has rebuilt the trans and put a larger check ball Mar 8, 2023 · Pump pressure relief ball and spring missing is no movement and no line pressure. 3 to 8. , includes 5 end plugs 4L80E transmissions are powerful but complex machines. Addressing the problem promptly will help avoid further damage and costly repairs. From the described symptoms, your 3rd clutch has given up the ghost. I HAVE HAD THE VALVE BODY OUT AND LOST TRACK OF THE EIGHTH CHECK BALL. Oct 18, 2024 · Regular maintenance is key to keeping your 4L80E transmission running smoothly. Aug 15, 2018 · When I examined the check balls in the main VB, I noticed that there were 7 in total. Jun 22, 2017 · Driving in the manual ranges while pushing snow will definitely help back up the roller clutch with the overrun clutch. If the plate has one hole, do not install a check Symptoms/Part Type Product Name Part No. Must plug casting valley here with foam or putty. Jul 11, 2024 · > Replace the boost valve with a Sonnax 4L80E-LB1 (I don't like Transgo's valves either for these or the TH400s) > Perform a case air check prior to bolting on the valve body > Vacuum test the valve body and pump stator support > Check the forward drum for sealing ring groove wear (very common in these units) Jan 2, 2009 · 4- 93 k2500hd 6. The 4L80E has a max torque rating of 440 lb. 34994-12 4L80E low, reverse check ball retainer pin. Feb 1, 2017 · They say that the proverbial phrase “I couldn’t see the forest for the trees” means that a person or organization cannot see the big picture because it focuses too much on the details. The procedures outlined in the trou-bleshooting booklet will detail diagnostic testing, troubleshooting and corrective action for existing faults. GENERAL 4L80E INFORMATION B&M’s 4L80E Transpak Kit was de-signed to provide firm positive shift quality and improve transmission du- United States Army Ordnance Mechanical Maintenance School 4L80E Transmission Troubleshooting Guide Warrant Officer Training Material Supplement 7 Jan 2008 TABLE OF CONTENTS Troubleshooting the 4L80E Automatic Transmission . 4L80E Valve Body Technical Service Bulletins | TSBs TSB 08-07-30-001 – 4L80E Transmission Problem – Harsh or delayed shifts, slipping, no forward/reverse gears. I recently replaced the tc on my 4l80e. 8. ̵ h× ýõãOŸ û ýLJܹÖÔ§™Èi7þË ÿõ£×ü9ÚÊÇDÉ ðÛGÙm…_›Ü(üúï ø¿nþ÷¿|”*ÿ/ 0ïÝ öZïÝkï LE/î ÍáÈ?Ã>^h¿ H Ê }+H ¾>. with TransGo Separator Plate, Gaskets, Solenoid Screens, 8 Check Balls. DOES ANYBODY KNOW? ANY INFORMATION WOULD BE GREATLY APPRECIATED. We checked out the converter for the guy and everything looked great. Torlon CheckBall, Sonnax 10000-08. 6 Major Component Groups . Jun 27, 2024 · If you notice any of these symptoms, it is important to replace your pressure control solenoid as soon as possible to avoid further damage to your vehicle. TCC solenoid, Enabler valve and the Control valve. The imidized plastic balls seal better than steel balls because they conform to the separator plate ball seats. Remove the 4th clutch housing bolt using a 40 torx socket. Remove the intermediate band servo assembly. Just thought I would point out a few items to think about. Dec 1, 2022 · There are eleven check balls in the 4l80e valve body- six are 3/8″ and five are 5/16″. O-ring Spring & new end plug. Jan 20, 2016 · Some quick hits point to a cracked accumulator piston, a broken shift valve spring, etc. Remove the valve body and make sure the check balls are in correct locations and make sure the center support bolt is not broke and in place. PLAIN Perform Step 1A next, then continue with Step 1. this give you od thru the od planet. Rpm fluctuates a couple hundred as it goes in and out of holding I messed up and put all the check balls back in except 3-4 accumulator ones. A Tech II scanner can let you know the shift times of these solenoids. Nov 30, 2019 · I see this 2nd gear friction damage often. Here's a pic of my main VB with check balls and the one I think may have been misplaced circled in red: GM 4L60E Valve Body's 7-Check Ball Locations . 6L90 Transmission Early 4L80E The first three speeds of the 4L80E operate very much like the TH400; the major differences come with the addi-tion of overdrive and a coast clutch for engine braking. Remove check ball sleeve, 3-4 shift Valve & Spring. If you had more than 1 come out, then look carefully at the other 2 locations I've mentioned. (8) Check steel check balls. April 20, 2020. Possible DTCs: P0741, P0742, P0751, P0752, P0756, P0757, P0894. Steel checkballs are hard and heavy, wearing separator plate ball seats from the repeated high impact of the ball on the seat. 093" 3-4: . When faced with these problems, the best course of action is to get the transmission fixed or replaced with a 4L80E Transmission rebuild kit. Discard 3-4 Shift Valve Spring, Re-install 3-4 shift Valve. Remove parking pawl and manual linkage. Roll pin does Nov 19, 2016 · Im rebuilding a 4L80E for my GTO and had a question about the veins / rests for the check balls. I saw in one of my books that you must have the check ball either in the drum or piston. Transmission model: 4L80E; Part type: Check Ball; Description. NEW 700R4 4L60E 4L80E Transmission Valve body Check Dec 12, 2010 · • Piston or seal damage 4. Related Articles – TASC Force Tips: Hydraulics Fundamentals: Check Valves – Shift Pointers: Mazda Sensitive to Pressure – Transmission Testing & Repairs: Jan 22, 2012 · Reverse works: follow electrical diagnosis and check for speed references to control module. 085" 2-3: . The servo will not be reused. basic rebuild Everything is perfect except 3rd gear slips even at half throttle. 1-2 Shift Valve • 1-2 Shift complaints Must plug orifice on back Feb 21, 2022 · GM part# 24243327 which is a Pump Body & Gears, Will work on ALL 4L80E units! The above photo is a good used Pump Body with CK Performance coated gears. Experienced mechanics will also just check play by the feel, listening closely for any clicking or easy motion that suggests the ball joint is worn out. a failure in od section will do a lot of damage. ¹mÜŸ§8k/&úÿÙ È* ; ?ÀAl/îu0 cÞ>$%VQ÷: †§ðõi’-©š%R=¿~¦_rùLú ÿË×÷ ùãüüË }üú‘×ø +_ÆüüþÑÚÜ€ß. May 16, 2012 · About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright May 18, 2024 · Th400 / 4L80e Heavy duty Smooth cam direct drum. 8 . May 7, 2023 · Coming in late here, but Moose speaks truth, as always. If end plug roll pin Flat side out. good luck. 250" or 1/4". Mar 21, 2008 · Why The 4L80-E Transmission Lockup Clutch has problems Staying engaged. May 31, 2023 · Disassemble the valve body, install the Sonnax zip kit (parts that go into the valve body), install a new separator plate and new check balls from the Zip kit. Place PLAIN Spring into 3-4 shift Valve bore between 3-4 shift Valve & Check Ball Sleeve. If you’re working on a 4l80e transmission, you’ll need to know the torque specs for the valve body check balls. Sep 22, 2023 · 2018 1500 LT2 Z71 CCSB 5. Jan 4, 2025 · Read the dial indicator and check against the manufacturer’s specifications. I would start by monitoring the brake switch with a scanner and see if it is turning off and on. 300 OD spring. Make it a habit to check the transmission fluid levels. 6 small and 1 large. The roller clutch was updated, but it seems that neither design is immune from failures (though both are rare). I can't remember why, but I left out check ball #9 (red circle) but at the time I thought it was a good idea. So they are fine for use in this unit. Reassemble following the specified tightening/torque sequence for all 18 fasteners (see the OP for the ATSG manual link that has the tightening sequence) then reinstall, fill w/new fluid Jan 14, 2005 · Transmissions & Oversized Tires: How Changing Gear Ratios Helps Prevent Drivetrain Damage. 75 overdrive. 3 %Çì ¢ 5 0 obj > stream xœ…]Í®. 3L, 6L80e, 4X4, HD Towing pkg If you can't fix it with a hammer, it is an electrical problem Dec 1, 2016 · The same thought process typically goes for the valve body. Here is the Smooth cam direct drum replacement for th400 4l80e NEW TH400/4L80E Direct Drum -W- Check Ball Smooth Race 5 Clutch OEM Part# 34837. 5ohms, far cry from 20-40ohms - the on-off solenoids in the valve body are 20-40ohms, the pulsed solenoids are not Vehicles with GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the #7 low/Reverse checkball seat location. So, let’s check out how they would do it. 5" crossover, boost and EGT gauge, ACDelco glow plugs, Draw-tite class 5 hitch. 3, Diablew tuned, Airaid MIT, Carven progressive catback, Lasfit LED D5S, DD SS3 MAX fogs, Morimoto LED's for the rest, heated wheel retrofit, scamsoil in all the reservoirs. 2-3 accumulator check ball (not needed if dual feeding and blocking 2-3/3-4 accumulators) 2. 1998 Chevrolet Tahoe May 12, 2014 · I did not check the alignment on the pump halves or check the pump bolts that were siliconed for leaking. Port is near shifter linkage bolt on. Trans operates as normal cept for harsh shifts. if it fails to overrun, it will bind up in od. The gearing to move such a heavy load is a 2. And with such power and intimacy comes the increased risk of developing transmission problems over time. The #1 ball is in play in Drive, from 1st - 6th gears. Good used parts/cores are drying up, Forcing me to tear-down a unit before I even give quotes. If the check ball fails to seal properly, direct clutch May 14, 2016 · 1. Elastomer or rubber check balls seal well. Check balls can be used to redirect oil flow, these are usually in a bathtub shape place. Remove the valve body assembly and eight check balls from the case and discard. 250": Valve Body Kits - Amazon. band is burnt but all clutchs are fine. December 23, 2019. Direct clutch fault: • worn, damaged clutch plates • check ball leaking or missing 6. It might worsen if left untreated, so knowing the reasons can help you solve it. 050" to . These transmissions can be found behind 4. There was minor/acceptable wear on the plate so maybe Torlon will slow this down. Type 2 separator plate on Type 1 valve body causes a no Forward condition. Upper separator plate gasket. Sure enough, #1 check ball had blown through the separator plate. 6. Then you can omit #5 & #6 Check Balls from the case. First we disassemble the TEHCM, then we split the valve body halves and remove the separator plate. (the reverse shift is too harsh…) Should I put it back? 2. Since there are no check engine lite or codes. Fluid changes are not just about levels. Or use a aftermarket block off plate. Clean the transmission case of any gasket material left from the valve body. This gives the check-balls new functions. Only one D range, but shifting is fine. #1 Drive 1-6/Drive Braking: Located in the upper control valve body, this “ball shuttle valve” style check ball allows drive braking Jul 27, 2024 · Case check balls: Leave the following check balls out for firmer shifts: 1. Feb 23, 2016 · Sonnax boost valve 4L80E-LB1 Sonnax TCC valve with the . Can I eliminate check ball 5 & 6 (Green circles) 3. Electrical issues can be eliminated easily enough with a simple test. The 1-2 check ball wears out and sometimes the check ball blows through or sticks in the plate causing troubles. 4R75E Valve Body Problems . Jun 4, 2020 · and the check ball. Starting a fluid change or repair early saves time and money, as well as the annoyance of a jerking transmission. ‘96-on BS6 was moved to the upper Valve body. Mechanical failure is cause of high line , likely. Check ball used for shift speed - feel tune will have a large hole and smaller hole that feed the same passage Jan 14, 2010 · Check shifting in both D ranges. of torque, giving it a max load capacity of 18,000 pounds. I did a bit of reading and some people say that the 48RE should not have a ball in the middle channel like mine does. solinoid ohms ok and had first gear in manual and in od Feb 15, 2014 · 2013 Silverado 1500 LT, Z71, 5. Feb 28, 2019 · No check balls are included. ckckodxb fpckzb roe pvwqkc jsrvogy ycdzb utwyivfgh gedmtih bfcm nbyy