GM Hydramatic 4L60-E 3rd and 4th gear slipping Discussion in 'VZ Holden Commodore (2004 - 2006)' started by then it feels like a lille kick as it grabs the gear. If there is an unexplained increase in rpm (i. We love to answer questions, and enjoy gathering around the computer to help. 4L60E Valve body Repair Kit FIXES TCC SLIP CODE P-1870--1996-1999 Transmissions | eBay. 06 First and 1. From a red light today I took off relatively hard but let out of it before the 1-2 shift, and the car absolutely slammed into 2nd, so hard belts chirped. you can determine which with simple test: drive forward and shift up to say 2nd or 3rd gear, not above 20mph max! take foot off accelerator and pull shifter into. RE: Control freewheeling in GM transmissions (4L60-E) GregLocock (Automotive) 13 Nov 03 22:20 I don't know about that trans in particular, but I'd get the proper workshop manual for the vehicle, it should have the power flows through the trans for each gear. As you slow down for a turn, it down shift into second as it should but it slips and immediately downshifts again to 1st. Goes into gear but fades out of gear or is slipping while driving: Transmission fluid is low. You Seen It First Here And We CT Powertrain Products Are The First And Only Ones On Ebay Offering This Update Combo. Borg Warner T56 Manual Transmission 6 Speed Rebuild Kit. It puts the driver in command as it will holds 1st, 2nd, 3rd to any speed. 700, BAND 2ND/4TH HIGH ENERGY 4L60E 92-UP BORG WARNER DARK GREEN LINING. Frequently, the cause is owing to the intermittent stalling and the cold stalling. I know 4 years later the finally the update The reason for the trans not shifting and slipping after the fresh rebuild I did to it was a broken sun. I was lazy and chose not to on my fist swap and you will notice it. Monster Sale Price: Got Questions? Give Us A Call 800-708-0087. But after turning the motor off and sitting for awhile, it'd be back to normal. It will start off in first normally and shift to and drive in second normally. Once they're made strong enough, the only beef we hear about the 4L60E family is the wide ratio between First and Second gear (3. G10-20 vans. Rough shift after N-O-T is reached in 1st and 2nd gear. 1st and 3rd only, but no 2nd, 4th, or reverse: The sunshell is damaged. On flat ground only. An air filter gets dirty. The car is safe to drive (in 2) until you can get it fixed. Transmission is slipping and will not pull at all when changing into 3rd gear. Re: Transmission slips between 2nd and 3rd gear Jan 20 2014, 6:15pm My 2012 with 7,500 miles will do it now and then, mostly when it's very cold out when I first take off, it has a big slip/pause between 2nd and 3rd. Servo seals may be damaged (can be fixed without removing trans. Since it went 80,000 the first time you had to have it right as far as assembly goes. So I got going again and I immediately noticed the 1-2 shift is VERY soft (VERY SOFT), also if I ease into 2nd then hit the gas 2nd doesn't slip,1st, 3rd &. no slippage what so ever, as soon as it wants to select 3rd gear she just starts slippn. The fuel pressure is low. Dec 10, 2013 #1. Faulty transmission shift solenoid. The 4L60E is lighter, shorter, and has a better First gear ratio than the 4L80E does. New Venture Automotive, Hammonton, New Jersey. Put in 1st or 2nd fine put in D or overD and goes thru 1st and 2nd fine when reaches 35 MPH starts slipping. Its not hard enough to be detrimental but thousands of shifts latter something may give. 04, with ratios in each gear as follows: compared to your stock JK auto transmission you can see a 6L80e has a much better 1st and second gear along with 2 overdrives. If you have reverse and you can get on it in reverse with out it slipping, I would say MAYBE it's not the sunshell. Quite annoying. What would cause a 4l65e transmission to, while traveling down the highway, all of a sudden jump out of drive? 1st gear is great, 2nd gear starts good, but then it starts a grinding noise until my speed reaches 25-30. You can shift into second to get. 06 ratio (1st gear) to 1. The 4L60E and 4L65E are built at Toledo Transmission in Toledo, Ohio and. Fluid and filter was changed about 15K miles ago. The actual answer depends upon the final transmission output gear ratio. New Transmission Not Wired the Same as the Old. TCI automotive has heavy duty clutchpacks, servo bands and the sun gear. Another contender that can now be added to the list of possible causes for 2-3 shift flare on a 4L60-E is a bad computer. Sudden 4L60E Slip in 3rd - 4th? and then lock into gear and proceed as normal. 1996 Chevy C1500 5. Slipping gears: Your transmission is supposed to stay in one gear until you shift (with a manual transmission) or the computer does it for you (with an automatic transmission). 1990 454SS was 230hp/385 lb/ft torque with 3 speed 3l80e/400 trans and 14 bolt 9. The engine seems stout but it won’t engage the reverse gear. the trans made a grinding noise in first and reverse, but stopped when it shifted to second. The only thing you have in comon in 2nd and 4 th gear that wont cause problems in any other gears is the 2-4 servo and the 2-4 band. The 1-2 shift failure on the 4L60E is often due to a faulty throttle position sensor (TPS). The vehicle decelerated and the contact pulled off the road. Transgo 2nd Gear Heavy Duty Aluminum Accumulator Piston--fits 4l60e Transmission. TCC slip > 130 rpm for 20 seconds - 2nd gear commanded >= 1. All Messages in Thread: Author: Date: 4l60e no 1st / not shifting to 4th: sean: 1-22-06 : I have a 94 silverado, Ive put a rebuilt trans in myself but the darn thing is starting in 2nd gear and will not shift at all into 4th. The low sprag is the holding element that allows 1st gear. Put in 1st or 2nd fine put in D or overD and goes thru 1st and 2nd fine when reaches 35 MPH starts slipping. Standard gear ratio is the OEM 2. You can manually put it in 1st and 2nd. Had the fluid. every 4L60E I rebuild and they work great. The problems related to releasing the. New Venture Automotive, Hammonton, New Jersey. The worn pressure regulator valve will almost always cause an 1860 or 1870 code; if there are no slip codes, then this will likely not be the issue. When you step on the gas to take a turn or pass a car, you. Drive the vehicle in each forward gear range D1, D2, D3 and D4. Good Or Bad Sometimes i mistakingly put the shifter (automatic trans. 3L4 Spd RWD/4X4. Started off, you had to rever up rpms let off it woluld shift to second only I don't think it would shift out of second what could be the problem &. This significantly reduces the ability to drive the vehicle and can lead to premature automatic transmission. was the P1870 code TCC VALVE causes 1st to 2nd gear slamming and excessive tork converter slippage, as I understad it. Page 2-So right around 100K miles my transmission in my 98 K1500 Chevrolet went out. You Seen It First Here And We CT Powertrain Products Are The First And Only Ones On Ebay Offering This Update Combo. just bought a 2007 saab 9-3 combi sport tdi 1. A slipping transmission can be a big problem. 4L60E 2ND GEAR "SUPER HOLD" SERVO for GM 4L60, 4L60-E, 4L65-E and 4L70-E units. Have the Terminator EFI with transmission control and a 4L60E. 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). As the title states, my transmission slips while shifting from 2nd to 3rd gear. Replaced spacer plate 1-2 check ball imbedded in plate. This is important to keep in mind if you are swapping between any of these transmissions. The other way to help out 2nd is by changing springs at the 2nd accumulator. When the transmission goes from 2nd to 3rd it slips as if there is no 3rd gear. Silverado :: 98 Chevy Truck With 4L60E Has No Second Gear - Shift From 1st Into 3rd; Chevy - Silverado :: 1996 Won't Shift Into High Gear; Silverado :: 1991 V6 - While Driving Truck Seemed To Slip Out Of Gear And Not Go Back In; Silverado :: 2009 - Occasional Trans Slip When Shifting From 2nd To 3rd Gear. The fluid also was a little low but I’m not sure if I let it warm enough. I put it back stock and I still didn't like the feel. without moving shifter. 4L60E / 4L80E The transmissions above are rear wheel drive 4 speed automatics that are all computer controlled. 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. T hey are calibrated like this to suit the majority of new car buyer's that prefer comfort and smoothness but not everyone's the same,some prefer Performance and don't want that mushy-shift feel! ~ and that's where we can help. The key to longevity in any automatic transmission is to keep the fluid cool; therefore installing an external bypass cooler is recommended. Checked all solenoids with ohmmeter everything within spec. Holden’s demise is part of GM’s overall strategy to leave right-hand drive markets, follows end of. Here is a compiled listing of the most popular topics discussed here at DieselPlace. Transmission is slipping and will not pull at all when changing into 3rd gear. This is one of the most common problems with the 4L60E. 2nd Gear Corvette Ratio Servo Kit, For 4l60, 4l60-e, 4l65-e, 4l70-e, Sonnax 4l60 4l60e 4l65e - $59. Then the grinding noise stops as I shift into 3rd gear at 40 mph. In 4th gear, overdrive, under load the transmission will shudder. San Antonio, TX. Torque Converter Clutch Circuit Malfunction. If you have reverse and you can get on it in reverse with out it slipping, I would say MAYBE it's not the sunshell. 3L with 4l60E transmission slips in 2nd gear. GM treated these ring gears to a material upgrade and a specialized case hardening process on the gear teeth increasing its fatigue strength and wear resistance. Try not to run or drive the car or further damage could result. You shouldn't feel any grinding, slipping or shaking sensations as your car switches gears. 4L80E shifting problems: James Radlinski: 2-17-05 : I have a 1993 C2500, 6. Also it seems to want to slip out of 4th gear and fluctuate RPM's by 200 or 300 while throttle is constant. Firmer 3-4 shifts and more positive 4-3 down shifts. use a hand held digital volt meter to perform a printed copy of this exact test. These will have a 2. Gm 4L60E transmission technical information. In addition, it allows backshifts to 3rd, 2nd & 1st by moving the lever. Chevy Silverado/suburban stuck in Second gear not shifting into third fuse problem not transmission - Duration: 5:34. I put it back stock and I still didn't like the feel. Mega Monster Transmissions Engineered to Dominate, the 4L60E Mega Monster transmission is ideal for vehicles powered by engines producing up to 500 horsepower with a naturally aspirated system using pump gasoline. 84 input carrier transforms the popular 4L60 series from an OE "wide ratio" 3. All Messages in Thread: Author: Date: 4l60e no 1st / not shifting to 4th: sean: 1-22-06 : I have a 94 silverado, Ive put a rebuilt trans in myself but the darn thing is starting in 2nd gear and will not shift at all into 4th. 4l60e no 2nd gear. If the sealing ring fails, apply pressure to the clutch will bleed off and the clutch will slip and burn. It is pretty easy to diagnose. The 41TE automatic transaxle was designed and built by Chrysler; the transaxle was an electronically controlled four-speed automatic transmission coupled to a transfer shaft and a helical-geared final drive unit. The 4L60E transmission weighs 146 pounds dry, and 162 wet. 7 with a 700r4 automatic transmission. can anyone tell me something else to try?. Driving at speed and the transmission suddenly started slipping while in OD - engine RPMs started racing, pulled to the side and dropped speed. To diagnose a slipping clutch in your car, monitor your car for common signs that something is wrong with the clutch, like changes in engine speed without noticeable acceleration, changes in the height of the clutch pedal when engaging it, and difficulty pulling a load. ©2020 Sonnax Transmission Company, Inc. To check for an internal transmission concern - Slip should be checked in every gear to isolate in which gear the slip may be occurring. Transmission clutch discs or bands are worn out or burned. The 4L60E is the electronically commanded evolution of the Turbo-Hydramatic 700R4, originally produced in 1982. Designed for longitudinal engine configurations, the series includes 4 forward gears and 1 reverse gear. I already changed the fluid and filter and used the proper procedure to check the level of the fluid which seems correct. The customer had a transmission issue and had a used transmission installed. Right at the shift from 2nd to 3rd gear there is one quick rev of the engine as the transmission slips. I dont beat on the truck that often and there are only 8 runs down the 1/4 mile. Re: 4L60E won't shift past 2nd by Pat: There are two shift solenoids, the 1-2 (called the "A" solenoid) and the 3-4 (called the "B" solenoid). 700R4 / 4L60E “Power Gear” 2008 / 2009 – “The Next Big Thing”. When taking off 1st and 2nd are strong. The second gear clutch wears out the quickest since it gets the most shifting action undergoes the must friction stress during gear shifts since the gear ratio between 1st and 2nd is nearly 2 to 1. 3 I'm having shifting problems coming from my 2nd gear not shifting my 1st gear to 2nd shifts fine no problems at all shifts good but from 2nd to 3rd won't shift at all I've replaced both 1-2,2-3 shift solenoids new trans filter and fluid but still no 2nd gear anyone have any ideas how to fix any help would be greatly appreciated thank you. 99! OPT Product Code: NTP-K51828C. Dropped valve-body replaced 1-2 accumulator piston it was broke. A slipping transmission can be a big problem. 2005trans6_4L60E. Everything else shifts ok. 7 to 1 overdrive ratio making even 4. The truck does not shift out of 2nd. If the transmission starts out in first then takes an extra long time to shift into third and no further then something is wrong with the band or servo. The design of the gear set requires multiple clutches and bands to affect gear changes. It detected slipping and upped line pressure to full in an attempt to prevent further slipping and damage. what prevents thestalling in an automatic transmission? and will driving at speeds. Gear Slipping remains a common Honda Odyssey transmission problems and 4l60e transmission problems. No 2nd or 4th gear. Ghetto Wagon 94,317 views. 5RS: Reverse - 2. So I think what you are saying is that you are pulling out in first and moving along and it won't shift into 2nd until you back off on the throttle. 0L, Chevrolet Avalanche, Trailblazer, Blazer, Suburban 5. Advance Adapter The GM 4L60E adapter to the Jeep 23 spline NP Transfer Case is 3. The 1-2 shift valve is stroked to the 2nd gear position by the 1-2 shift valve spring. com and has served people well so i will post it on here. The 2000 Chevrolet Silverado has 2 problems reported for shifting problem with 2nd to 3rd gear. Common problems are: Check engine light comes on. it's like it's starting in 2nd gear (it is supposed to start in 2nd?), shifts to 3rd, then suddenly back to 2nd at a high RPM and kiIda "hangs" there until shifting back to 3rd again kinda hard and finally to 4this this the "flare". Then the grinding noise stops as I shift into 3rd gear at 40 mph. The 4L60E is lighter, shorter, and has a better First gear ratio than the 4L80E does. spend the extra money on. Our complete line of products ranges from high performance ring-and-pinion sets for serious street and racing applications to torque-hungry manual transmissions and components. 5L turbo Diesel. Ships from Arnie Bauer Cadillac Buick GMC, Matteson IL. just bought a 2007 saab 9-3 combi sport tdi 1. If the car slowed enough it would catch second then once past a certain speed seem to slip into neutral again, where third should be. Scroll through the list of popular transmissions to find yours. Final drive ratio - 4. I'm currently in the shop. 4l60e slips in 3rd and 4th Trans worked great , all of the sudden I heard a pop sound in 2nd gear. 7 2wd 4L60e transmission. Another contender that can now be added to the list of possible causes for 2-3 shift flare on a 4L60-E is a bad computer. Servo seals may be damaged (can be fixed without removing trans. Dec 10, 2013 #1. Otherwise, 2-4 band is worn out. 7L V-8, 4L60E (rebuilt) has about 32k miles since the rebuild. synchrotech 2nd gear brass in stock and ready to ship now. Or, change input variables (engine RPM, axle gear ratio and tire height) to determine vehicle speed in each forward gear. A broken sunshell requires the transmission to be taken apart. $0d has 2 tables to control rate of PWM TCC lockup, and then a 4-value array of pointers to these tables (pointer for each gear). Transmission is slipping and will not pull at all when changing into 3rd gear. It's the perfect choice for performance applications when a larger-than-OE servo is desired, and its unique design avoids the timing flaws and excessive shock loads found in other aftermarket servos. I installed them all at the same time, so I don't know how much of the improvement came from each of these parts. Try not to run or drive the car or further damage could result. This will happen if the ratio of the gear ratios (3rd/2nd or 1. I also found this same issue in the. 600" in length. All Messages in Thread: Author: Date: 4l60e no 1st / not shifting to 4th: sean: 1-22-06 : I have a 94 silverado, Ive put a rebuilt trans in myself but the darn thing is starting in 2nd gear and will not shift at all into 4th. 4L60E 1870 P1870 "Code Buster" Combo Kit 1996 To 2006. It is pretty easy to diagnose. While I'm here may as well update what the final problem I had with this trans was. 4L60e Trans won't shift out of second. This is a 4 speed trans that has been converted to a 5 speed by turning on the od unit ( 1-2 shift ) in first gear. That servo is also the accumulator for 3rd gear. About a week ago, it started to slip a little when climbing a hill like sliding into gear and not a good firm shift. there is a new band , about 3/8 inch wider than OEM style units. It detected slipping and upped line pressure to full in an attempt to prevent further slipping and damage. 1st and 2nd gear drive fine but slips 3rd gear. If you place a 4l60e in 2nd gear using the gear selector, the trans will start from a dead stop in 2nd gear. Midwest Transmission Inc. The first symptom was ever now and then when the tranny would downshift to pass on the freeway it wouldn't go back to O/D. doc SENSED PARAMETER FAULT CODE SENSOR SIGNAL TYPE ACCEPTABLE OPERATING RANGE AND torque converter slip when the TCC is commanded on. The 2005 Chevrolet Avalanche has 15 problems reported for transmission slipping, jerks. To set the stage the only mods are a magnaflow catback and a MIT intake tube (paper filter). 7 2wd 4L60e transmission. TCI 2nd Gear Jumbo Servo Kit GM 700R4/4L60E/4L65E. It will start off in first normally and shift to and drive in second. The worn pressure regulator valve will almost always cause an 1860 or 1870 code; if there are no slip codes, then this will likely not be the issue. You can shift into second to get. 4L60E, no second gear just slips. spend the extra money on. These transmissions mate a three-element turbine torque converter to a Simpson planetary geartrain, providing three forward speeds plus reverse. The 4L60E transmission weighs 146 pounds dry, and 162 wet. It is pretty easy to diagnose. 63 to a "close ratio" 2. Since the servo applies the 2-4 band in 2nd gear, releases it in 3rd and reapplies it in 4th, the servo plays a vital role in the operation of your transmission. 3L Vortec engine, and 4wd. Those are numbers a fully race prepped 4l60e will shatter at. The 2nd gear shift feels a little to hard as I can feel the drive line rebound/shudder slightly/hit hard. The 2007 Chevrolet Silverado has 12 problems reported for transmission failure. T hey are calibrated like this to suit the majority of new car buyer's that prefer comfort and smoothness but not everyone's the same,some prefer Performance and don't want that mushy-shift feel! ~ and that's where we can help. Servo seals may be damaged (can be fixed without removing trans. From a red light today I took off relatively hard but let out of it before the 1-2 shift, and the car absolutely slammed into 2nd, so hard belts chirped. Otherwise, 2-4 band is worn out. Check trans fuse underhood, and. The battery has died. it's like it's starting in 2nd gear (it is supposed to start in 2nd?), shifts to 3rd, then suddenly back to 2nd at a high RPM and kiIda "hangs" there until shifting back to 3rd again kinda hard and finally to 4this this the "flare". com Page 2 Instructions HIH PERFRANCE TRANSMISSION PARS PERFORANCE PERFORMANCE PACK HP-4L60E-01. Auto Repair Questions Answered by Wesley. Right at the shift from 2nd to 3rd gear there is one quick rev of the engine as the transmission slips. View Instructions Find a Distributor. Throttle engine, rear tires start spinning really fast then I am experiencing engine braking and it "finds" first gear. ATI Performance Products manufactures Super Dampers, racing transmissions, torque converters and driveline components for high performance and racing applications. 2WD and varying electronic and solenoid systems for different years. I pulled over and looked the situation over. Harsh gear shifting "Trans Failsafe" mode; When an automatic transmission like the GM 5L40-E changes gear, oil is fed into a sealed chamber, forcing a piston to push against a stack of clutch plates. This will happen if the ratio of the gear ratios (3rd/2nd or 1. 4 quarts (11. This will be the biggest thing in 700R4 advancements in years. Try not to run or drive the car or further damage could result. I am running the stock tune and my truck has 13,000 miles. There are over 60 different variations of the 4L60E (so we have over 60 different part numbers!). 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. WILL FIT 82-UP GM Chevrolet Chevy 4L60E 4L65E Transmission Parts: 4L60E, SHIFT CORRECTION PACKAGE 4L60E 93-UP (SUPERIOR) GM Chevrolet Chevy 4L60E 4L65E Transmission Parts. can i use this tranny and work around the electrical difference or at least parts to repair the 700r4. The truck does not shift out of 2nd. The same problem happened to the 99 F250 at 83K miles. Subject: Intermittent Neutral from a Stop or 2-3 Shift - keywords 4L60E 4L65E flare launch slip #PIP3002D - (04/19/2006) Models: 1999-2006 GM Cars, Light Duty Trucks and Utilities The following diagnosis might be helpful if the vehicle exhibits the symptom(s) described in this PI. Another big difference between these transmissions that is important to think about if you are going to swap them, is the gear ratios. Your automatic transmission normally operates smoothly when shifting from gear to gear. I have a 1993 Suburban, 1/2 ton 4WD with the 4L60E transmission. RE: Control freewheeling in GM transmissions (4L60-E) GregLocock (Automotive) 13 Nov 03 22:20 I don't know about that trans in particular, but I'd get the proper workshop manual for the vehicle, it should have the power flows through the trans for each gear. There is a clutch hub inside this trans for 4th gear and has a long hollow shaft with splines on one end, and lugs on the other end for 4th clutches to key into. Otherwise, 2-4 band is worn out. It detected slipping and upped line pressure to full in an attempt to prevent further slipping and damage. Another aggravating issue I had was loosing lockup in manual D2, it was a similar issue. That said, the units in the Corvette are pretty stocky. 2-4 band is slipping. 1st and 2nd seem to slip a little, but they do get there. Manual 2nd (Figure 2) When you shift the manual lever to manual 2nd, manual low pressure exhausts, which releases the low/reverse clutch and exhausts the pressure from tube 1. You should never have a shifting stick which slips if your transmission valve body is fully functional. The vehicle will shift from 1'st gear to second gear with absolutely no issue whatsoever, but than it acts like it has shifted to neutral. and blown clutches in the 3/4 pack. Midwest Transmission is the selected vendor for one of the largest nationwide automotive. This significantly reduces the ability to drive the vehicle and can lead to premature automatic transmission. A gasket near the transmission filter where it mounts to the valve body could be leaking causing the. Frequently, the cause is owing to the intermittent stalling and the cold stalling. The only thing you have in comon in 2nd and 4 th gear that wont cause problems in any other gears is the 2-4 servo and the 2-4 band. Some times it will shift fine, but most of the time it does this. But, when the car is warmed up, the problem goes away. can i use this tranny and work around the electrical difference or at least parts to repair the 700r4. Corvette Servo 700R4 4L60E 4L65E 4L70E 4L75E 700-R4 4L60 Automatic Transmission 2nd Gear HP Piston Ships free, or upgrade to flat rate expedited 1-3 day shipping for $3. 56 to 1 second gear, 1 to 1 third gear and. This component is a must for extreme duty 700R4, 4L60E, and 4L65E applications. The first symptom was ever now and then when the tranny would downshift to pass on the freeway it wouldn't go back to O/D. From a dead start it's taking off in second gear also here is some history on it for years my reverse has had a slight slip and it gets worst on hot Texas days also while gunning it while stuck in second it doesn't slip I also tried it manually and nothing fluid in nice and red and to correct leval. Featuring several advanced design benefits, the high-quality Performance Automatic Close Ratio Power Planet kit PA70418 changes the 1st & 2nd gear ratios of GM 700R4, 4L60E, 4L65E, 4L70E transmissions from a "wide ratio" 3. locks up in 2nd gear also when in manual low trans shift in to 2nd gear at 25mph. Or that it feels like it's going to neutral instead of second? What happens when you manually shift into 2nd and start there? Solenoid B is ON for 1st and 2nd, OFF for 3rd and 4th. 4L60E Performance & Heavy-Duty Transmission Build Charts. Sudden grinding noise with no prior warning primarily in 2nd gear, behavior in reverse may be abnormal; sunshell is fractured. 375" , has non-removable bell housing, and a 4 bolt square rear case. Superior Transmission Parts billet overdrive Super Servo for the GM 700R4, 4L60, 4L60E, 4L65E, 4L70E, 4L75E THM700-R4 MD8. HP-4L60E-01 Fits '94-later units Pump Parts • Boost Valve with O-Ring,. Reverse,1st and 2nd gear are normal. 4l60e slips between 1st and 2nd. The 1-2 shift valve is stroked to the 2nd gear position by the 1-2 shift valve spring. 2-4 band is slipping. We have include information on how to identify individual transmissions, application information, model year, and detailed kit and part availability by. Throttle engine, rear tires start spinning really fast then I am experiencing engine braking and it "finds" first gear. Use a TransGo Reprogramming kit. I just acquired a 243K mile 96 GMC Yukon 4×4. It is an evolution of the Turbo-Hydramatic 700R4, originally produced in 1982. they're the most common problem in the 4l60e and with the heavy duty versions mixed with a torque converter and a shift kit and ALWAYS put a cooler on autos. Every other gear works great absolutely no slipping. Another aggravating issue I had was loosing lockup in manual D2, it was a similar issue. The overall case length of the transmission is 23. 2WD and varying electronic and solenoid systems for different years. 3L4 Spd RWD/4X4. Ghetto Wagon 94,317 views. 4 quarts (11. GM Hydramatic 4L60-E 3rd and 4th gear slipping Discussion in 'VZ Holden Commodore (2004 - 2006)' started by then it feels like a lille kick as it grabs the gear. txt) or read online for free. A front-driver with a limited-slip differential, like the Acura Integra Type-R and the later-model Dodge SRT-4, also reduces torque steer so you don't pull left or right under full throttle. [ edit] External cooler. 0 seconds DTC Type A. There is only one band, and it is used for both 2nd & 4th gears. 7L V-8, 4L60E (rebuilt) has about 32k miles since the rebuild. I had no head lights speed odometer quit working an trans would quit shifting out of 1st gear my diagnosis was to replace solenoid s A/b 1\2 2/3. The thing is, if i step on the gas and take off with some power, it shifts normally. i have an ls1 with a 4l60e in a 92 silverado (short bed single cab) with a 4. There are other possibilities, but the broken lower accumulator spring is the most likely one. Jump to: Shift 1st to 2nd gear, then shift 2nd to 3rd gear, then shift 3rd to 4th gear (overdrive). 06 ratio (1st gear) to 1. These problems can be caused when the external sensors on the vehicle go bad. Long story short, i was cruising at 60Ks or so and booted it, the box dropped down to 2nd gear and then instantly hit limiter and just sat there bouncing off it, and not going into 3rd, at which point i manually put it into 3. I've got a 16,500lb motorhome with a '95 Chevrolet P32 chassis, 454 TBI and the 4L80E trans with 50K miles (purchased with 38K). A slipping transmission occurs when a transmission's gear sets fail to engage or synchronize properly. After the installation the vehicle still wasn't shifting right. Then, when it shifts into third. my 700r4has a b&m shift kit it is behind a 350 it is fine when i hand shift first second third but in OD first gear is fine then between first and second it. No 2nd or 4th gear. The accumulator is a piston with a sealing ring around it. Remove the 2nd gear accumulator bolts and accumulator. In addition, it allows backshifts to 3rd, 2nd & 1st by moving the lever. spend the extra money on. code I was getting indicates Shift A Solenoid (electrical). This is a discussion on 4l60e First gear problems within the Automatic Transmission forums, part of the Drivetrain category; OK well this is my first post and yes I did search but it's hard to search for this problem. Re: 4l60e slipping in 3rd and od by Greg: 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. 21 - 36 of 36 Posts Thanks for the detailed explination. We offer quality T56 manual transmission parts, rebuild kits and parts. The slip yoke in the middle of the driveshaft was a bit dry, but didn't feel sticky. If the 1-2 shift valve is held in the 1st gear position which inhibits 2nd gear. The 2000 Chevrolet Silverado has 2 problems reported for shifting problem with 2nd to 3rd gear. Then the grinding noise stops as I shift into 3rd gear at 40 mph. No 2nd or 4th gear. The engine is usually under a pretty heavy load at the time, so. I have a 00 Camaro that Flares (rpms rise while seeming to slip tranny) during the 2-3 shift. com and has served people well so i will post it on here. that night, tranny started slipping in 3rd. Hoping for a reply from gonogo but any help appreciated,Thanks. I immediately pulled over and checked my fluid, doggone, motor mounts all looked good. My 97 v8 explorer,does not shift into 2nd gear smoothly. If fourth is an overdrive gear (less than 1:1, say 0. TCC slip speed => 125 RPM Fail counter >= 4 counts Common ignition voltage enable, Comon engine speed enable, Throttle position => 10 % and throttle valid from ECM, 108 Nm <= enginre torque <= 881 Nm and toque valid from ECM, Transmission fluid tmperature >= 20 DegC,. Servo seals may be damaged (can be fixed without removing trans. When the transmission goes from 2nd to 3rd it slips as if there is no 3rd gear. You can manually put it in 1st and 2nd. they're the most common problem in the 4l60e and with the heavy duty versions mixed with a torque converter and a shift kit and ALWAYS put a cooler on autos. no slippage what so ever, as soon as it wants to select 3rd gear she just starts slippn. Trans shifts into gear harshly, car feels sluggish off the line, No 1st, 4th or TCC lockup available,. Gear Slipping remains a common Honda Odyssey transmission problems and 4l60e transmission problems. I have brought my shift points down to keep it from hitting the limiter during this shift. Designed for longitudinal engine configurations, the series includes 4 forward gears and 1 reverse gear. one wire no kit no brake switch no toggle switch to forget and smoke the trans there is a reason you call it an atomatic. It detected slipping and upped line pressure to full in an attempt to prevent further slipping and damage. 06 First and 1. 0 second - TPS >= 10% - Engine torque: 25 to 400 ft lbs. Drove it this way for 1,000 miles. If you have reverse and you can get on it in reverse with out it slipping, I would say MAYBE it's not the sunshell. The 2nd gear pointer needs to be set, otherwise PCM does instant lockup instead of gradual PWM increase for smooth TCC apply. We'll show you how we tuned a 4L65E to give us both a much more aggressive downshift schedule as well as a much cleaner and smoother short-shift schedule at light throttle that saved us a bunch of fuel during part-throttle cruise. any help would be. 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. when your truck has defaulted because of a trouble code the transmission will only have Second gear. From a red light today I took off relatively hard but let out of it before the 1-2 shift, and the car absolutely slammed into 2nd, so hard belts chirped. Page 2-So right around 100K miles my transmission in my 98 K1500 Chevrolet went out. If the 1-2 shift valve is held in the 1st gear position which inhibits 2nd gear. In addition, it allows backshifts to 3rd, 2nd & 1st by moving the lever. Otherwise, 2-4 band is worn out. For example, if I am approaching a red light and it turns green before I get to a complete stop, the transmission will slip as I approach between 20 and 30 mph when. 4L60E, no second gear just slips. Try not to run or drive the car or further damage could result. Dec 10, 2013 #1. Transmission Questions. If you try to change gears with the shifting stick and you notice it slips regularly, then you likely have a problem with the transmission valve body. Then it shifts up into 2nd and 3rd and 4th and lockup as expected. 4L60E Automatic Transmission in Limp Mode & Manual 2nd Only DIY Repair GMH GM Holden Commodore Omega 4L60E 4L65E Auto Trans Transmission Gearbox stuck in Limp Mode Limp Home Mode ( 3rd Gear Only 4L60E Transmission Teardown Inspection - Transmission Repair On this video we can see the disassembly of a 2006 4L60E transmission. No 3rd or 4th gear: The 3rd-4th clutches are worn out. You can shift into second to get. This is one of the most common problems with the 4L60E. Learn what to do about it here. TRG-4L60E-HD2. 4L60E 2ND GEAR "SUPER HOLD" SERVO for GM 4L60, 4L60-E, 4L65-E and 4L70-E units. Performance Automatic is proud to share with you the New Close Ratio Power Planet for the GM 700R4, 4L60E, 4L65E and 4L70E. I know I should have brought it to the transmission shop to have them troubleshoot it but it was a "special" deal from a friend of mine. For comparison, the hi-po 4l60e's I bought locally were $2000CAN. Ghetto Wagon 94,317 views. 3) Cannot Downshift. Re: Transmission slips between 2nd and 3rd gear Jan 20 2014, 6:15pm My 2012 with 7,500 miles will do it now and then, mostly when it's very cold out when I first take off, it has a big slip/pause between 2nd and 3rd. Q: My automatic transmission does not go into 2nd gear while driving. 4 quarts (9. It's probably the easiest way to help it out. Silverado :: 1997 4L60E Transmission - Truck Will Not Shift Into 2nd Gear While Driving. 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. Try not to run or drive the car or further damage could result. If you try to change gears with the shifting stick and you notice it slips regularly, then you likely have a problem with the transmission valve body. It doesn't happen if I am accelerating from a complete stop, but only if I have started slowing down and then begin accelerating again. Then how does the 1-2 valve get into the 2nd posi-. Dustin Powell 7,800 views. Ships from Arnie Bauer Cadillac Buick GMC, Matteson IL. I pulled over and looked the situation over. Hoping someone here could brainstorm for me on my son's '95 K1500 4l60e issue: First and second gear, even third possibly, would transition somewhat hard but then this redlining and kick down at 45 mph really bummed us out. Genuine GMC Part - 15153615. pcm problem? Sometimes when people say their trans is slipping, they don't realize that it's really in limp mode meaning 2nd gear only. 63 to a "close ratio" 2. when your truck has defaulted because of a trouble code the transmission will only have Second gear. 99! OPT Product Code: NTP-K51828C. Otherwise, 2-4 band is worn out. A good band, either the stock late model 4L60E or the Alto wide band. When the transmission goes from 2nd to 3rd it slips as if there is no 3rd gear. April 28, 2017. TCC slip speed => 125 RPM Fail counter >= 4 counts Common ignition voltage enable, Comon engine speed enable, Throttle position => 10 % and throttle valid from ECM, 108 Nm <= enginre torque <= 881 Nm and toque valid from ECM, Transmission fluid tmperature >= 20 DegC,. This is to help you speedily find your answers, without having to wait for a reply to your question. This billet aluminum Super Servo is the 4th Gear apply piston & outer cover. I noticed that it suddenly stops slipping when it's in Overdrive (above 50 mph), and. Part number: K034. 2-4 band is slipping. The fluid also was a little low but I’m not sure if I let it warm enough. Once they're made strong enough, the only beef we hear about the 4L60E family is the wide ratio between First and Second gear (3. This was installed in a Caprice wagon with about 80k miles on the transmission. Took it back and they rebuilt it again but now it starts off in 3rd gear. 4L60E & 4L70E series parts in. Stop tires with brakes. HELP Discussion in '4th Gen Camaro LT1 (1993-1997 After I move the car just to the end of the street and out of first gear and into second, either by me shifting it or by it shifting on its own, it does not go back into first gear. 4L60E / 4L80E The transmissions above, are rear wheel drive 4speed automatics that are all computer controlled. Firmer 3-4 shifts and more positive 4-3 down shifts. The low sprag is the holding element that allows 1st gear. Re: 4L60E won't shift past 2nd by Pat: There are two shift solenoids, the 1-2 (called the "A" solenoid) and the 3-4 (called the "B" solenoid). 700r4 1987-1992 Gm Chevy Auto Remanufactured Transmission Firebird 4l60e Gmc 1987-1992 Gmc Gm 4l60e 700r4 Transmission Firebird Remanufactured Chevy Auto 1998-2005 4l60e $1,599. This kit corrects: Converter shudder- slip burnout 3 - 4 clutch and 2nd band failure Rear 1993-2002 4L60E 4L65E Rostra Wire Harness w Anti-bleed Lockup Solenoid $43. So I think what you are saying is that you are pulling out in first and moving along and it won't shift into 2nd until you back off on the throttle. From a red light today I took off relatively hard but let out of it before the 1-2 shift, and the car absolutely slammed into 2nd, so hard belts chirped. 63 Second, which was a holdover from the 700-R4 and better suited to a dump truck or. Reverse would bind up (felt almost like the e brake was on) and it made a loud bearing or gear type noise. 600" in length. 5RS: Reverse - 2. I immediately pulled over and checked my fluid, doggone, motor mounts all looked good. The individual gear ratios the 4T65-E has are the same as what came in the 440-T4/4T60 and 4T60-E. TRNW members interact on everything from rebuilding tips, diagnostic help, troubleshooting, parts locating, and the. I just acquired a 243K mile 96 GMC Yukon 4×4. 63 ratio (2nd gear) is a dramatic RPM drop that causes performance engines to fall out of their power band. txt) or read online for free. I already changed the fluid and filter and used the proper procedure to check the level of the fluid which seems correct. Have the Terminator EFI with transmission control and a 4L60E. found this on an s10 forum for the 4l60E same thing that's happening to mine No 2nd or 4th gear. A good band, either the stock late model 4L60E or the Alto wide band. G10-20 vans. 4 quarts (9. Free Shipping over $99 Same Day Shipping before 11pm; Price Match Guarantee. locks up in 2nd gear also when in manual low trans shift in to 2nd gear at 25mph. Servo seals may be damaged (can be fixed without removing trans. 93 CHEVY SILVERADO TRANS SLAMS 2ND GEAR HARD BUT NO SLIP AND HAS GOOD SHIFT SEQUENCE ANY THOUGHTS? Will a 700r4 trans and a 4L60e trans shift in all gears if. LOL in all seriousness hope you get it figured out. The Transgo 4L60E-HD2 is meant for crisp muscle car or full race shift performance. 55 for game-changing acceleration on the track. can anyone tell me something else to try?. March 16th, 2012, 04:22 PM. Q: My automatic transmission does not go into 2nd gear while driving. - TCC Slip: -3000 to 200 rpm - Gear ratio 0 to 1. This case likely occurs in case your vehicle stalls on inclines. The sun shell, no matter what GM design it is, can spread the tangs out that mate to the revers einput drum. This upgrade gives you better holding capacity in 4th gear. 06 ratio (1st gear) to 1. Got rid of the ugly lower valance 20191116_213819395_iOS. A slipping transmission occurs when a transmission's gear sets fail to engage or synchronize properly. 2nd Gear Corvette Ratio Servo Kit, For 4l60, 4l60-e, 4l65-e, 4l70-e, Sonnax 4l60 4l60e 4l65e - $59. stays in first gear until rpm are high and shifts into 3rd. 4L60E 4L65E TransGo SK4L60E (The Orange Box) Shift Kit. Part number: K034. i hit the rev limiter before it wants to shift. Otherwise, 2-4 band is worn out. Discussion in ' VT - VX Holden Commodore (1997 - 2002) ' started by Alloytec , Dec 10, 2013. It wasn't engaging 1st gear. For example, on the first gear, the 4L60e has a gear ratio of 3. The only thing you have in comon in 2nd and 4 th gear that wont cause problems in any other gears is the 2-4 servo and the 2-4 band. Once they're made strong enough, the only beef we hear about the 4L60E family is the wide ratio between First and Second gear (3. Featuring several advanced design benefits, the high-quality Performance Automatic Close Ratio Power Planet kit PA70418 changes the 1st & 2nd gear ratios of GM 700R4, 4L60E, 4L65E, 4L70E transmissions from a "wide ratio" 3. 4l60e slips between 1st and 2nd. 55 configuration delivering better performance and consistency in racing applications. I had my truck tuned by Justin at Blackbear Performance. Accumulators and how to "fix" shifts What do accumulators do? They "cushion" a shift, or soften by slowing down the (Try this on 700R4/4L60E 3-4 accumulator, makes no significant Note in the sample left diagram shows first gear with 1 -2 accumulator piston held down in bottom of bore by acc. All models; 4l60e trans. 48 Second gear just like the TH400, the 4L60E has a 3. Dustin Powell 7,800 views. Today while drive it it seemed to be binding and slipping when I had it in first. Some care must be taken to ensure that an upshift from a gear (say 2nd) will not be followed by an immediate downshift in the target gear (3rd). Transmission is slipping and will not pull at all when changing into 3rd gear. Try not to run or drive the car or further damage could result. Some times it will shift fine, but most of the time it does this. 700R4 / 4L60E “Power Gear” 2008 / 2009 – “The Next Big Thing”. Hello - a "skipping a gear condition" like this is most commonly a failure of the 3-4 gear clutch pack (for the 4L60E transmission). At the present time it will only run in 2nd and 3rd gears, and the converter will not lock up. Sometimes, a transmission restorer additive may help the circuit issue. The customer had a transmission issue and had a used transmission installed. Re: 4l60e shifting problems: ray f. it makes the gear change with no problem but once it moves along at about 2000 rpms then it jumps up to about 2500 under any load then settles back down to round 2300. Slipping gears: Your transmission is supposed to stay in one gear until you shift (with a manual transmission) or the computer does it for you (with an automatic transmission). Or, change input variables (engine RPM, axle gear ratio and tire height) to determine vehicle speed in each forward gear. vt ls1 with vz 4l60e not shifting correctly 1st to 2nd. We offer quality T56 manual transmission parts, rebuild kits and parts. This is a fairly common problem with these vehicles and in most cases easy to cure. 48 First and 1. Trans has 1st and 2nd gear and shifts ok between the two. Servo seals may be damaged (can be fixed without removing trans. It's the perfect choice for performance applications when a larger-than-OE servo is desired, and its unique design avoids the timing flaws and excessive shock loads found in other aftermarket servos. 67 Third: 1. Midwest Transmission Inc. In fact, once the transmission “shifts” into third, it’ll feel like you lost the whole thing. The good news is that there is a real good chance that this can be fixed without removing / rebuilding the transmission. Placing the gear selector in “Park” engages a mechanism called the “Parking Pawl”, which is a small metal piece that locks the output shaft of the transmission. But, when the car is warmed up, the problem goes away. The 1-2 shift failure on the 4L60E is often due to a faulty throttle position sensor (TPS). The 4L60E (and similar 4L65E) is a series of automatic transmissions from General Motors. Then the grinding noise stops as I shift into 3rd gear at 40 mph. Took it back and they rebuilt it again but now it starts off in 3rd gear. The only way to high way speed was to lef off the pedal when at 3K rpm's. You can shift into second to get. i hit the rev limiter before it wants to shift. When the transmission goes from 2nd to 3rd it slips as if there is no 3rd gear. Two things for slipping. Will not work in 3rd or 4th gear “3-4” clutches are worn out. No 2nd or 4th gear: 2-4 band is slipping. I just acquired a 243K mile 96 GMC Yukon 4×4. Servo seals may be damaged (can be fixed without removing trans. CASH ONLY NO SHIPPING I NEED YOUR CORE OR CORE CHARGE NO CHECKS. 3L with 4l60E transmission slips in 2nd gear. No 3rd or 4th gear: “3-4” clutches are worn out. 4L60E 4L80E Auto Trans Slipping Fault Code. is an international network of transmission technicians, transmission rebuilders, and transmission shop owners who discuss every aspect of running a transmission repair facility. Check trans fuse underhood, and. That servo is also the accumulator for 3rd gear. Designed for longitudinal engine configurations, the series includes 4 forward gears and 1 reverse gear. Then how does the 1-2 valve get into the 2nd posi-. one wire no kit no brake switch no toggle switch to forget and smoke the trans there is a reason you call it an atomatic. 4L60E goes into neutral when shifting into third gear. The vehicle will shift from 1’st gear to second gear with absolutely no issue whatsoever, but than it acts like it has shifted to neutral. A New Trick in the Bag: Additional 2nd Gear Servo Size for the 4L60-E. Try not to run or drive the car or further damage could result. Slipping is an indication of a. Transmission must be removed and rebuilt. Performance Automatic is proud to share with you the New Close Ratio Power Planet for the GM 700R4, 4L60E, 4L65E and 4L70E. Guys, Today my transmission was acting kind of funny. 21 - 36 of 36 Posts Thanks for the detailed explination. It was the gearbox GM called upon to install in its popular muscle car offerings from the '80s up until just a few years ago. found this on an s10 forum for the 4l60E same thing that's happening to mine No 2nd or 4th gear. Reverse would bind up (felt almost like the e brake was on) and it made a loud bearing or gear type noise. 375" , has non-removable bell housing, and a 4 bolt square rear case. May 31, 2009. No 3rd or 4th gear: The 3rd-4th clutches are worn out. 64" torque converter) or 11. 4l60e no 2nd gear. Transmission is slipping and will not pull at all when changing into 3rd gear. 4L60E Corvette 2nd Gear Servo 4L60E Super Servo 4th Gear Cover High Performance Kolene Steel Kit (5-Low/Reverse, 4-Reverse Input, 6-'3-4', 5-Forward, 2-Overrun) High Performance Clutch Kit (5-Low/Reverse, 4-Reverse Input, 6-'3-4', 5-Forward, 2-Overrun) 4L60E Filter 4L60E Wide High Performance Band Teflon Pump Bushing Front Seal Retainer Clip. Servo seals may be damaged (can be fixed without removing trans. Sonnax's 2. Auto Repair Questions Answered by Wesley. Try not to run or drive the car or further damage could result. i have a 93 Chevy 1500 5. 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. If the sealing ring fails, apply pressure to the clutch will bleed off and the clutch will slip and burn. 48 First and 1. It has a 0. How Much To Rebuild A T56. Checked all solenoids with ohmmeter everything within spec. I dont beat on the truck that often and there are only 8 runs down the 1/4 mile. G10-20 vans. 4L60e Trans won't shift out of second. Learn how to tune GM's 4L60E / 4L65E transmission using HP Tuners to get the drivability and gear shifting that you want and that suits your driving style. Torque management on 1-2 and 2-3 are both set more than stock at 40%. It will start off in first normally and shift to and drive in second. If the sealing ring fails, apply pressure to the clutch will bleed off and the clutch will slip and burn. In 4th gear, overdrive, under load the transmission will shudder. the 2-3 shift is busy because the od band is coming off causing the od unit to transfer back to 1:1 and the intermediate band is coming on. 64" torque converter) or 11. I have a 00 Camaro that Flares (rpms rise while seeming to slip tranny) during the 2-3 shift. NOTE:The transmission is on the same fuse as the MAF, O2 sensors and at least one other sensor - if an O2 shorts out, it will blow the fuse and the trans will go into. 56 to 1 second gear, 1 to 1 third gear and. 4L60E falling out of lockup. 700R4 / 4L60E "Power Gear" 2008 / 2009 - "The Next Big Thing". The 4L60E's reverse gear engages slowly, slips or fails to engage when the reverse clutches become worn out. that is a worn valve in the valve body. This is a 4 speed trans that has been converted to a 5 speed by turning on the od unit ( 1-2 shift ) in first gear. 4L60E no 1st or 4th gear. This is only once I am already going and give it PART throttle. Guys, Today my transmission was acting kind of funny. When this happens you have no 2nd gear, 4th gear, or reverse. 2-4 band is slipping. No 3rd or 4th gear: "3-4" clutches are worn out. The design of the gear set requires multiple clutches and bands to affect gear changes. 70 "The key is that the 200-R4 is as durable as the 700-R4". txt) or read online for free. Dec 10, 2013 #1. CASH ONLY NO SHIPPING I NEED YOUR CORE OR CORE CHARGE NO CHECKS. That servo is also the accumulator for 3rd gear. 5-21-09 : I to have problems with my transmission. So I got going again and I immediately noticed the 1-2 shift is VERY soft (VERY SOFT), also if I ease into 2nd then hit the gas 2nd doesn't slip,1st, 3rd &. my rev limiter is at 6,300 rpm and all my shifts are at 5,800 rpm. This diagnostic trouble code (DTC) is a generic OBD-II powertrain code. Reprogramming Kit™ Manual Shift Control or Gear Command™ option All 4L60E, 4L65E, 4L70E, 4L75E 1993-08 Not for hybrid applications. After take off, it would not seem to engage into the 2nd gear. The engine is usually under a pretty heavy load at the time, so. There is no little clunk like usual. A front-driver with a limited-slip differential, like the Acura Integra Type-R and the later-model Dodge SRT-4, also reduces torque steer so you don't pull left or right under full throttle. WILL FIT 82-UP GM Chevrolet Chevy 4L60E 4L65E Transmission Parts: 4L60E, SHIFT CORRECTION PACKAGE 4L60E 93-UP (SUPERIOR) GM Chevrolet Chevy 4L60E 4L65E Transmission Parts.
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