4l60e Slips In 3rd And 4th

73 with a 265 tire. 1-2 shifts ok- but with a little rpm flare up- but 2-3 it's like it gets stuck halfway between gears, and i sometimes have to totally let off the gas for it to go. 3rd accumulator retainer and ball assembly (40) leaks. Rebuilt Transmission or Transmission repairs, loss of reverse in 4L60E The sudden loss of reverse in a 4L60E or a T-700R4 is a common problem in respect to the actual amount of internal problems these transmission have. So, now knowing it needed more work, I took it to a transmission shop nearby. The 4L60E (and similar 4L65E) is a series of automatic transmissions from General Motors. The band works 2nd and 4th gear. *Measure the gap of each clutch pack to make sure it is within specs and I use a proprietary 3-4 Clutch setup that increases Torque, Prolongs its life and eliminates the common 3rd and 4th gear Slip/ Flare. Smooth changes, no noise, just right. 3rd Or 4th Gear Slip 3-2 downshift solenoid (394) ball seat retention failed. Hi guys, I have a 97 Blazer with a 4L60E that has a delayed 1st gear upshift and then shifts right to 3rd gear. 1996 4L60/80E, 1-2 Slip/Flare, No 3rd or 4th, erratic line pressure and/or poor line rise, shudder on take-off, sometimes accompanied by Code P1870. For '82-84 298mm units with 27-spline input shaft, converter and stator shaft will need to be updated to '85-later design. Order Part No. Going from 3rd to 4th presents the harder shifts and 4th gear rides rough the whole time. I also sucked out about 2. 1st and 3rd only, will not work in 2nd ,4th or Reverse sunshell is fractured or splines are sheared off. The trans is beefy it does NOT slip at all puts all power down shifts firm. 1998-later applications are programmed for “partial slip” of the TCC under light load conditions (EC3). It's the Reaction Sunshell. I have a 4l60e that was rebuilt about 25000 or so miles ago. 4L60 (700-R4) Diagnosis Fundamentals. We are a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for us to earn fees by linking to Amazon. It would stay in 2nd, so I changed everything back to where it was originally, and now it bounces between 2, 3 & 4 (mostly stays in 2nd). *Check the 3rd Accumulator Checkball Assembly to make sure it does not leak into the Transmission case. what it is doin is it shifts to 3rd by 15 mph and it wont hold manual 1st, but if it sits for 6 hours or so it will shift through all the gears fine once. relatively low road speeds, and continue to modulate ('slip') the clutch for extended periods of time. May also have worn boost valve. 8 4L60E unknown history: How to service Forums Active Threads Forum Help Pennzoil Synthetics Recent Topics. It goes into 3rd eventually but it takes a long time. Try not to run or drive the car or further damage could result. I have a 2005 Chevrolet Trailblazer with the 6 cylinder engine and 4L60E tranny. At least in the Tahoe, the PCM engages the TCC in 3rd gear when the shift lever is in the 3 position. This will fix the 2-3 lag or no shift that causes the 3-4 clutch burn up. Sounds like you found the typical trouble spot on the 4l60e trans. fluid looks good and check light not coming on, every thing plugged in to trans. No 2nd or 4th gear. the output shaft is driving the input sun faster than the forward clutch. Problem; The pump was bad, the sunshell had broke, and the 3rd and 4th area of the input drum was damage. 1st and 3rd only, no 2,4 or R: Sunshell is fractured or splines are sheared off. the trans made a grinding noise in first and reverse, but stopped when it shifted to second. still works when it is cold, as tranny warms up, 3rd and 4th goes away. Manually shifting into 3rd works, but it also bucks under low at low throttle. R&R: Will not work in 2nd or 4th gear 2-4 band is slipping. When it locks it droppes about 200 rpm. 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. The Signs of Automatic Transmission Won't Shift into 3rd Gear. Transmission wont change to 3rd gear or over drive in 96 Chevy Tahoe? You MUST get a 96 or 97 4L60E V-8 truck transmission and put it in your Tahoe. Well, I have a 2006 Hummer H3 Luxury Automatic with 70000 miles on it. If I floor it, it will go to 3rd & 4th, then jump right back to 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. If you drop to thrid then your doing 2600 rpm. will not shift into 3rd just slips. It shifts from 1st to 3rd after you get up to about 20-25 mph and let off the gas slightly. 4L60E 3Rd Going Out. 4L60e transmission slipping in 3rd and OD. [Archive] Page 20 This forum covers all transmission, driveline, and rearend questions. The vette servo is a good thing, but it's more setup for the 2-3 shift as it's the 3rd accumulator. It had been sitting for about 2 years with a "bad transmission". I just rebuilt my 3rd 4l60e with the 1st two being successful and this one, well, not so much. The newest addition to our extensive line of TCI high performance components; these two servo kits will enhance shift quality and extend durability of any 700-R4/4L60E/4L65E. 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. Installing Sonnax 3rd and Reverse checkball sleeve 34200-38 restores the hydraulic integrity of this circuit to reestablish normal shift operation and performance. I can manually shift from 1, 2, 3, into 4, but the truck will not start off when placed in either 3rd or 4th gear. so, if i unplug the unit and i cant get third, it has nothing to do with the controller. Tip, If your going to pull this back out, pay attention to the rear stator bushing. If an "A" solenoid is failed ON, you'll have no 2nd or 3rd. It does have 4th. 4L80e Transmission Rebuild. << the 4L60e doesn't use the TCC in any gear except 4th >> Crashbox, this is not quite correct, in two respects. 3L vortec, 2WD). 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. Taking off from the stop sign it wouldnt move in D or 3rd, pull it down to 2nd or 1st and it moves, although you can manual shift it up to 3rd or D and it goes into gear and drives, although slips in 2nd and 4th(assuming band issues) and reverse works good, no slipping. The two overdrive ratios of the six speed are great if your gear ratio and tire size are able to utilize them, and the Allison 6 speed has the highest overdrive of all listed in the chart. 2-4 band is slipping. i’m stuck on 1st and 2nd…. it defaults to 3rd gear when the lever is in 3 or 4. Throttle Possition Sensor. Improves and restores correct drivability with added durability. Hot Rod Garage's Gearstar Performance Transmission 4L60E Installation. I just bought a 99 vt calias with the 5. relatively low road speeds, and continue to modulate ('slip') the clutch for extended periods of time. 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. 4L60E 3Rd Going Out. the input shaft is driving faster than the output shaft b. I just rebuilt my 3rd 4l60e with the 1st two being successful and this one, well, not so much. I have a 93 GMC shop truck to prove it. 2005 chevy 4L60E trans, i tore apart ailing trans. In a stock converter, the stall speed comes in at 1400 rpm, though this can vary depending on factors such as engine torque, vehicle weight, tire height, and transmission gear ratio and can get as high as 2200. 99 chevy blazer 4l60e 3100 rpm @70mph 4L60E no 3rd or 4th. This releases the coast clutch and allows 3-4 signal oil to upshift the 3-4 shift valve. " In the last LT1/4L60E I tuned, the WOT shifts were perfect at 0. It would stay in 2nd, so I changed everything back to where it was originally, and now it bounces between 2, 3 & 4 (mostly stays in 2nd). 4l60e slips in 3rd and 4th There are to many things that can cause this problem, best thing to is go get the ECM scanned for DTC codes at a transmission shop or Auto zone or Parts Source since they scan for free. If your transmission happens to be having an electrical problem, it could very well disable the third and fourth gear. No engine codes being displayed. Re: Transmission Won't Shift into 3rd or Overdrive run a jumper with from power to that pink wire at the tranny connector, if it works correctly it is in the wire or ing switch. "Slipping" is the sensation that your transmission isn't connected to your engine when you press the accelerator. Is it just free raving or holding 2nd gear? What year is the truck. 2-4 band is slipping. Otherwise, 2-4 band is worn out. 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. If you do take this trans back apart, and I suspect you will be, replace the sun shell with the upgraded aftermarket "Beast sun shell". The Basic Parts of an Automatic Transmission (Part 1). If engine braking is important to you, you will have to leave the lever in 3rd and either forgo the overdrive or shift manually into 4th as required. 08 lsd diff $350 Ls1 tri Y extractors with cats $300 Pedders front struts $100 All parts removed from a vt executive factory ls1 auto was perfect and exhaust just needs a little weld on the middle part of the muffler VB VC VH VK VL VN VQ VP VR VS VT WH VX VY WK VZ VE VF SV6 SS SSV HSV CLUBSPORT GTS MALOO BROCK HDT V6 V8 BT1 HOLDEN COMMODORE. A transmission can prompt a whining noise if the operating system has malfunctioned, the gears are not operating correctly or the transmission fluid needs to be changed. description qty. Servo seals may be damaged (can be fixed without removing trans. will a torque converter solenoid make it slip? 4l60e slips - LS1LT1 Forum : LT1, LS1, Camaro, Firebird, Trans Am, Engine Tech Forums. I have meticulously maintain the vehicle using only Mobil 1 oil and dealer original equipment. It goes first, second, third, third torq lockup, 4th, lockup. 85 = And has no 4th and Lockup: Treat as code 68 68 or 68 & 39 = 4th clutch or converter slipping or no 4th warm. Otherwise, 2-4 band is worn out. Anybody experienced this before?. Rebuilt Transmission or Transmission repairs, loss of reverse in 4L60E The sudden loss of reverse in a 4L60E or a T-700R4 is a common problem in respect to the actual amount of internal problems these transmission have. I thought it might be the band but it has 4th and I know the band is applied in 2nd and 4th. This will fix the 2-3 lag or no shift that causes the 3-4 clutch burn up. 00 seconds because the 4th gear apply piston is small and needs no softening. This list is merely a guide to the possible solutions. 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. no 3rd or 4th. 5 out of 5 stars 5 product ratings 5 product ratings - 4L60E Transmission Less Steel Overhaul Rebuild Kit 1993-1996 GM Chevy 4L60-E. Solution; replace the pump, torque converter, repair the input drum, added the upgraded sunshell, and added a master rebuilt. Designed for longitudinal engine configurations, the series includes 4 forward gears and 1 reverse gear. Insert the TCC PWM Signal solenoid valve into the remaining valve body bore and clip it in position. GM 4L60E Transmission 3-4 Clutch Burn Out Repair Kit. For '82-84 298mm units with 27-spline input shaft, converter and stator shaft will need to be updated to '85-later design. My transmission won't go into 3rd or 4th gear (90 Chevy 2500 4wd)? This is a used truck so I know little about the history on it. Model Year Engine Trans Type Transmission; Astro: 1989-1992 : TH700-R4/4L60: Astro: 1993 - Up : 4L60-E: Astro Van, Safari : 1995-06: V6 4. Almost all instances of this problem are caused by excessive clearance in one of three pump areas, two of which are addressed here. Continued to drive parked the car. This one has manual low and reverse. Consequences of this pressure loss are slipping or no 3rd, 4th, and Reverse gears, burnt direct clutches, and ratio codes. Problem; The pump was bad, the sunshell had broke, and the 3rd and 4th area of the input drum was damage. It is an evolution of the Turbo-Hydramatic 700R4 , originally produced in 1982. Upon further investigation the technician may find the turbine shaft is moving in the input housing (see picture below) allowing a loss of fluid. << the 4L60e doesn't use the TCC in any gear except 4th >> Crashbox, this is not quite correct, in two respects. I have a 4L60E with no 3rd or 4th gear, It shifts normally threw 1st and 2nd but as soon as it goes to shift into 3rd, it revs freely like its in neutral, same thing for 4th gear too. No 2nd or 4th gear. yesterday no shift for 1 mile pull over unplugged harness at trans 2nd with shifter in 1st or 2nd and 3rd in 3rd or D just as it should be again not in transmission?. Threads Tagged with slipping. Once in 3rd, if the transmission downshifts into 2nd it will just rev the engine and not go anywhere. It has been sitting a year. Have a mechanic run a chech on it with a Snap-On scanner. Is it just free raving or holding 2nd gear? What year is the truck. 600 sec for 1-2 and 0. Yesterday it started slipping bad in 4th gear on the interstate so i know its time to replace it. In a 4L60E transmission the lo roller clutch is holding in a. - 2 - 700r4 transmissions from a 1992 GMC 4X4 both need rebuilds ( cores) slips in 3rd $100. does this have any thing to do with the TV cable not being conected?. 8 liter application should work fine. The pump stator has one of the most important jobs and that is to hold the shaft steady while the input drum assy is turning, anywhere from idle to 5500 rpm (stock vehicles). In layman's terms, 'slipping' can be best described as having the transmission go into neutral, although it's in drive, and not move the vehicle no matter how much you step on the accelerator. still works when it is cold, as tranny warms up, 3rd and 4th goes away. He called back earlier today and said that it would need to be rebuilt in order to fix the problem. all it'll take is a wire and a little time. To help assist you with any repair your doing, we also sell technical rebuild manuals that offer step by step instructions for the repair work Carrying all types of auto transmission parts from well known car brands including Toyota, Volkswagen, GM. Best Answer: Like most GM's of the era, your transmission shift quadrant will look like the following: P R N D 3 2 1 By selecting "3" instead of D, you will limit the transmission to the first three gears in the transmission and keep it from selecting 4th gear unless you redline 3rd gear. All normal signals to vary and control line pressure are overridden and everything defaults to 'full on' so a hazardous 'slipping' condition within the clutch pack cannot occur easily. Common Failures with 4L60E Transmission February 11, 2015 The world of vehicles and vehicle parts is indeed a complex one. 2-4 band is slipping. 98 4x4 Suburban w/4L60E 175k miles The transmission slips when starting from a stop with the gear selector in 3rd or 4th. Solution; replace the pump, torque converter, repair the input drum, added the upgraded sunshell, and added a master rebuilt. 3L 94 Medium Van. If at some point the transmission begins to slip, P1870 sets and line pressure is elevated in an attempt to stop any further slippage and prevent further damage. 1st and 3rd only, will not work in 2nd ,4th or Reverse sunshell is fractured or splines are sheared off. My 700r4 shifts 1st and 2nd perfectly but then slips in 3rd and overdrive? Answer. s I'm using has a shift lock parameter that is an enable or disable feature. com Trans worked great , all of the sudden I heard a pop sound in 2nd gear. Transmission has been "searching" for 3rd gear for a while. my 94 Caprice has 215,000 miles on it, and the 4L60e shifts like crap at anything over about 1/4 throttle. 6L Duramax in GMC and Chevrolet pickups since 2001. He called back earlier today and said that it would need to be rebuilt in order to fix the problem. At least in the Tahoe, the PCM engages the TCC in 3rd gear when the shift lever is in the 3 position. all 1st gear ranges d. reverse gear only 3. If you do take this trans back apart, and I suspect you will be, replace the sun shell with the upgraded aftermarket "Beast sun shell". 94 to 95 4l60E are differant as the 95 has a PWM TCC! There is also an extra wire on the harness from PCM to trans! There's also a way to run one wire to a switch for the Performance table to be used in B bodies. No gears in OD and manual 2nd feels like neutral and then when I rev it up to 3500 or so it moves but obviously slipping. fluid is black. Dropped valve-body replaced 1-2 accumulator piston it was broke. My friend has a 1996 K1500 with a 4L60E. Elsewhere in this story we’ve listed the ratios of both the TH350 and the 700R4/4L60E. so, if i unplug the unit and i cant get third, it has nothing to do with the controller. Fourth Clutch Solenoid with Pressure Switch - This solenoid is normally vented and controls oil to the 4th. It provides a direct connection between the input housing and the input sun gear. First and second act fine, when it shifts into. Common problems with the 4L60E transmission include the third and fourth gears not working, slow or slipping reverse gear and sudden grinding noise in second gear. (estimated) A higher stall converter along with a nice strong limited-slip rear is also recommended. Will not shift into 3rd gear. will not shift into 3rd just slips. When I did replace it the first time, it was outa adjust and the plug was old and loose, so the problem still exsisted. It's the Reaction Sunshell. Tranny was serviced (flushed) at 30K and at 80K. rev is fine. Could it be valve body?. 4L60E, no second gear just slips. Manual Gear shift is the same way. Many have found the gear either slips or is not functional. *Measure the gap of each clutch pack to make sure it is within specs and I use a proprietary 3-4 Clutch setup that increases Torque, Prolongs its life and eliminates the common 3rd and 4th gear Slip/ Flare. Test for proper check ball operation. 6L Duramax in GMC and Chevrolet pickups since 2001. Smooth changes, no noise, just right. Chances are you need to add transmission fluid. It seems that the gear slips into neutral when you push it to the third. I have already put a P1870 code buster kit in it (new valves and pistons, Corvette solenoid) which has been working great, but now the TC seal is leaking and I'm getting some slipping in 3rd and 4th. it wasn't shifting into 3rd. 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. 4L60E/65E/70E 3rd and/or 4th Slip, Possible VSS DTC’s set or No Forward/Slips Forward (continued) Inspect the input housing with the bearing and shim removed. Otherwise, 2-4 band is worn out. Average failure mileage is 137,000 miles. Common problems are: Check engine light comes on. No 2nd or 4th gear. I allowed them to use my GMC Yukon as the training vehicle, they flushed it on Wednesday, and I lost 3rd and 4th on Saturday. When diagnosing the problem and the cause of the whining noise, take note of when the sound is occurring, such as when the engine is idle, when shifting gears, when driving at. it works better when it's dead cold, but not much. << the 4L60e doesn't use the TCC in any gear except 4th >> Crashbox, this is not quite correct, in two respects. Overdrive Solenoid with Pressure Switch - This solenoid is normally vented and controls oil to the OD clutch in 3rd and 4th gears in the transmission. If you take your foot off the brake, it feels like brake is still on. I can manually shift from 1, 2, 3, into 4, but the truck will not start off when placed in either 3rd or 4th gear. Consequences of this pressure loss are slipping or no 3rd, 4th, and Reverse gears, burnt direct clutches, and ratio codes. No 3rd Driven Sprocket Support Interchange/Lube Problems No Reverse, No Forward, No Upshifts, No 2nd, No 3rd, No 4th Input Sprag Rotation Proper Torque Sequence on Valve Body Pin Location in Case Rebuilding Tips Wrong gear start / wrong shift pattern Upshifts to 2nd in Manual Low No 3rd & Rev. OD 1st, 2nd, and 3rd b. To get engine braking, the lever must be in 3rd or lower. 4 quarts (9. My T-700R4 won’t shift out of first gear… Comment: i just had a th700r4 put in my 76 gmc 3/4 ton it came out of a 81 suberban didn’t get to drive it much this last winter but when i did get to it worked very well. Otherwise, 2-4 band is worn out. TSB Number: 01432 NHTSA Number: 10004412 TSB Date: January 1, 2003 Date Added to File: December 5, 2003 Failing Component: Power Train:Automatic Transmission Summary:. 4L60 4L60E 4L65E 4L70E Transmission 2nd gear super hold servo kit the Sonnax 2nd gear super hold servo kit 77911-03K for GM 4L60/4L60-E has 18% more apply area than the “Corvette” servo (largest OE) and maximizes holding power in 2nd gear with more positive 1-2 and 2-3 shifts. That is not "slipping", and will be electrical in nature. Threads Tagged with slips. Replaced spacer plate 1-2 check ball imbedded in plate. Manually shifting into 3rd works, but it also bucks under low at low throttle. But sometimes when I drive on longer trips, like 30+ miles, then it starts shifting 'hard' from 1st to 2nd and from 2nd to 3rd. Try not to run or drive the car or further damage could result. I have a shimmy/vibration in. The 4L60-E transmissions uses several solenoids and sensors to control/activate its 4 gears. 2-4 band is slipping. The final gripe I have with the 4L60e is its sloppy shifts. The gear split between 4th and 5th isn't as good as a 68RFE, but is the same as the Ford ® transmissions. This is caused from the 3-4 clutches being smoked (usually) or hydraulic problem in 3-4 clutch circuit. 4L80E 2nd & 3rd gear only 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). First and second act fine, when it shifts into. Having the converter locked through a shift is another option. 1-2 shift is fine. Then, when it shifts into third, and the revs jump up to 4000 Revs. I believe it was 3rd or 4th when the hose blew, so it's probably toast. 1st and 3rd only, will not work in 2nd ,4th or Reverse sunshell is fractured or splines are sheared off. The four meaning it has four gears (1-3 plus overdrive). The only thing you can do on the outside is pull the servo out which is located on the right side, other than that the trans would have to come out for repair. My truck hesitates when it goes uphill in 3rd gear acts like it is slipping I believe but when you let off the gas a little it tries to pick up like it's going to go I know I want to know what is. The transmission recently stopped working in 4th gear. Otherwise, 2-4 band is worn out. On way home from a trip the transmission would not shift into 4th gear (overdrive). Transmission repairs can be very costly so be sure to completely diagnose and be sure of the symptoms of your problem before you take your car in for a transmission service. There was no slipping or other indication of a problem, and it. 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. Re: 4l60e goes to neutral from 4th downshift on wot Not really slip backward, just cant hold. Only Carbon clutch torque converters should be used in 1996-97 trannys. 2-4 band is slipping. The only real difference is the name. Sign up to remove ads. 3rd to 4th shift Servo replacement: This is also best in done in conjunction with the shift kit since you will already have the pan off. So I'm going to say it's safe to assume that the 3-4 clutch pack is good. If you have slip or flare on the 1-2, then the spring Jimmyjam mentioned is a good place to start, but also I would want to know all the check balls made it into their rightful resting spot when it was rebuilt. Re: 4l60e shifting problems: Karl: 10-14-08 : Vehicle is 96 chevy 1500 extended cab. prob not in trans? put in used vcm still the same. Transmission is a 4l60e. I have 1st, 3rd, 4th and reverse. Mostly highway with no towing. -if you unplug the trans controller connector, the 4l60e defaults to 2nd gear when the selector lever is in 1 or 2. If you have a computer problem, it would be typical for it to inappropriately downshift out of 3rd or 4th gear while driving at a steady speed on the highway. (estimated) A higher stall converter along with a nice strong limited-slip rear is also recommended. Re: 4l60e -starts off in 2nd/ no TC lockup by jeff: I have a 96 S-10 SS pick-up that seems to start off from a stop in second. 4L60E 2-3 Shift Flare Burning 3-4 clutches (Fix) If you have a delay in your shifting or no 2-3 shift on WOT use this attached to check your settings. -if you unplug the trans controller connector, the 4l60e defaults to 2nd gear when the selector lever is in 1 or 2. When the problem first started, the overdrive (4th gear) was spotty. The 3-4 clutch pack is what usually goes bad on the 4L60E. 4L60E 4L60E Automatic Transmission Parts , Transmission Parts Selection. Almost all instances of this problem are caused by excessive clearance in one of three pump areas, two of which are addressed here. 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. Ya data logging can show you many things, I was surprised to at the amount of misfires it logged and it wasn't just on one cylinder though 5 and 6 seemed to register more than the restAs for the wiring and sensors I've replaced all the electronics in the trans and the TCC lockup solenoid comes with the complete trany wiring harness, even comes with the plug that goes in the case. Re: 4l60e only goes in reverse by richard rousseau: I have a 94 camaro and here is my dilema, My transmission mount was broken for about a month and everytime the car shifted to 2nd the tranny bumped the side of the car, no big deal if you take it easy. This will fix the 2-3 lag or no shift that causes the 3-4 clutch burn up. If he lets off the gas some it will shift back into 3rd. 4L60E, no second gear just slips. (estimated) A higher stall converter along with a nice strong limited-slip rear is also recommended. *Check the 3rd Accumulator Checkball Assembly to make sure it does not leak into the Transmission case. Solution – In order to repair this transmission problem, the 2-3 shift valve, 2-3 shuttle valve, and the valve bore will need to be cleaned of any debris. What could cause my AODE (or 4R70W) to lose 3rd gear, and Overdrive? This could be a small or large problem. 4th Digit (Clutch Type) The 1996-97 trannys (exc 3T40), used a soft-apply (PWM) TCC strategy which was designed to soften the TCC apply so the "customer" would not feel it come on. yesterday no shift for 1 mile pull over unplugged harness at trans 2nd with shifter in 1st or 2nd and 3rd in 3rd or D just as it should be again not in transmission?. It was failing very slowly and eraticly. 4 quarts (11. 3rd accumulator retainer and ball assembly (40) leaks. I thought it might be the band but it has 4th and I know the band is applied in 2nd and 4th. If you have slip or flare on the 1-2, then the spring Jimmyjam mentioned is a good place to start, but also I would want to know all the check balls made it into their rightful resting spot when it was rebuilt. I have a 4l60e that was rebuilt about 25000 or so miles ago. New filter & fluid a couple of weeks ago, recently been on a few long journeys without a problem, and now its just lost 3rd & 4th. No 3rd Driven Sprocket Support Interchange/Lube Problems No Reverse, No Forward, No Upshifts, No 2nd, No 3rd, No 4th Input Sprag Rotation Proper Torque Sequence on Valve Body Pin Location in Case Rebuilding Tips Wrong gear start / wrong shift pattern Upshifts to 2nd in Manual Low No 3rd & Rev. will not shift into 3rd just slips. My VS auto (basically the same box) only lasted 82. No 2nd or 4th gear. Otherwise, 2-4 band is worn out. Hot Rod Garage's Gearstar Performance Transmission 4L60E Installation. 4L60 4L60E 4L65E 4L70E Transmission 2nd gear super hold servo kit the Sonnax 2nd gear super hold servo kit 77911-03K for GM 4L60/4L60-E has 18% more apply area than the “Corvette” servo (largest OE) and maximizes holding power in 2nd gear with more positive 1-2 and 2-3 shifts. Tip 4: If your transmission is slipping, replacing the shift solenoids, even if they're fried will not solve the slipping issue. As the title states, my transmission slips while shifting from 2nd to 3rd gear. 4L V6 powered the base Coupe. 4L80e Transmission Rebuild. In a stock converter, the stall speed comes in at 1400 rpm, though this can vary depending on factors such as engine torque, vehicle weight, tire height, and transmission gear ratio and can get as high as 2200. 1996 4L60/80E, 1-2 Slip/Flare, No 3rd or 4th, erratic line pressure and/or poor line rise, shudder on take-off, sometimes accompanied by Code P1870. This new spring kit recalibrates the springs for the 1-2 and 2-3 shift valves. I unhooked the input speed sensor to bypass this and found it is slipping in 3rd and 4th. Accumulator Parts Valve Body Parts Pump Parts Servo Parts Case Parts Before You Begin for pulse-width modulated (PWM) torque converter clutch (TCC) control. I can drive at highway speeds just fine after words. (estimated) A higher stall converter along with a nice strong limited-slip rear is also recommended. 4L60E 4L60E Automatic Transmission Parts , Transmission Parts Selection. Does this no matter the temperature. 1st and 3rd only, no 2,4 or R; sunshell is fractured or splines are sheared off. 4L60E/65E/70E 3rd and/or 4th Slip, Possible VSS DTC’s set or No Forward/Slips Forward (continued) Inspect the input housing with the bearing and shim removed. It requires 8. This one has manual low and reverse. Otherwise, 2-4 band is worn out. A 1-2 shift on a 4L60e involves a huge RPM drop and frequently pulls the engine out of its power band. What we like to discuss today though is one particular model of transmission. I have 1st, 3rd, 4th and reverse. 4l60e problems not shifting to 2nd and 4th? This is a discussion on 4l60e problems not shifting to 2nd and 4th? within the Automatic Transmission forums, part of the Drivetrain category; Has anyone ever had this problem or know the solution. This one has manual low and reverse. No matter what caused your 4L80E to lose third and fourth gear, good luck fixing it. Re: 4l60e shifting problems: Karl: 10-14-08 : Vehicle is 96 chevy 1500 extended cab. If no code appears in "3" but 68 appears when 4th is used the problem is slipping 4th clutch. Continued to drive parked the car. This item is for gm and isuzu 4l60 4l60e 4l65e th700-r transmissions-Buick, Cadillac, Chevrolet, GMC, Oldsmobile, Pontiac and Isuzu. The issue is it shifts in and out of overdrive repeatedly if I climb a hill or put load on it. But sometimes when I drive on longer trips, like 30+ miles, then it starts shifting 'hard' from 1st to 2nd and from 2nd to 3rd. The transmission itself, except for the valve body and speed sensor, is virtually the same as a full hydraulically controlled. im at a loss and need to fix this asap!! thanks. My problem was different from yours but he built me a transmission with a new torque convertor, all new solenoids, heavy duty "Beast" sunshell, Z-pack (14 clutches for 3rd & 4th gear vs. Instead of pulsing the clutch for a relatively short period of time, this next level of PWM would start the modulation (pulsation) of the TCC in 2nd gear, and continue to pulse the converter clutch through 3rd and 4th gears. The only real difference is the name. 4L60e no 3rd or 4th gear. One of the most common problems that the 4L60E transmission comes across is the reverse gear. After Overhaul After Rebuild, Slipping 2nd and 4th. Found in a number of General Motors trucks, vans, and SUVs, the 4L60E transmission is the product of choice for these vehicles. 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. 2005 chevy 4L60E trans, i tore apart ailing trans.