4th Gear Super Hold Dual Servo Kit. Sonnax 4th Gear super hold dual servo kit 77767K features 40% more apply surface area for greater holding power in GM 4L60 (700-R4), 4L60-E, 4L65-E and 4L70-E units. Vehicles with these transmissions often exhibit poor 3-4 shift quality and experience band failure in performance applications.I have a 4l60e I think and wire connector is tan. Can you help. 1994 1500 5.7. And I'm changing out transmissons. - Answered by a verified Transmission Mechanic. ... 1999 suburban.... transmission shifts fine when cold, but after warms up no overdrive, but still shifts fine. overdrive works fine still you have to make a stop at a sign or light. ...I have one in my truck. heres some more info about all the common 4L60E problems n solutions. 8. 1st and 3rd only, no 2,4 or R: Sunshell is fractured or splines are sheared off. Transmission must be removed and rebuilt. Try not to run or drive the car or further damage could result.4L60E Not Shifting into 4th Gear. Hello all. 2007 Silverado 1500 LT , 4x4 z71, crew cab, 5.3 . My buddy and I just rebuilt my 4L60E with just some new clutches, steels, shims, filter, and gaskets, nothing to in depth. My buddy used to work for GM. It shifts good into 2nd, 3rd, but when it shifts into 4th it slips and feels like it noses over.This is usually caused by the lockup circuit failing. There's a switch under the brake pedal that works like a brake light switch that tells this circuit when it's time to activate. Both sides will be hot when it's working properly. See also: 4L60E No Overdrive Diagnosis. The 2004 GMC Sierra was the 6th year of the GMT800 platform truck ...Adam McCann, WalletHub Financial WriterMay 29, 2023 Adam McCann, WalletHub Financial WriterMay 29, 2023 #9 Hotel Rewards Program Opinions and ratings are our own. This review is no...18 reviews and 4 photos of BOW-TIE OVERDRIVE "I ordered a bolt in transmission cross member for an LS1 conversion Im doing and it rocks. Really Beefy and looks like it just …The 4L60E is one of General Motors' most versatile and durable 4-speed transmissions. It was formerly known as Turbo-Hydramatic 700R4 and is currently the electronic version that is popular today: 4L60E. General Motors manufactures the remarkable 4L60E in Romulus, Michigan, and Toledo, Ohio. In 1982, General Motors initially conceptualized ...The 4L60e transmission is an electronically operated 4-speed transmission designed for vehicles with longitudinal engines. It utilizes four forward gears and one reverse gear and has a vehicle weight rating of 6000 lbs. Before adding the recommended 4L60e transmission fluid, this transmission weighs 146 lbs.The 4L60e transmission is an electronically operated 4-speed transmission designed for vehicles with longitudinal engines. It utilizes four forward gears and one reverse gear and has a vehicle weight rating of 6000 lbs. Before adding the recommended 4L60e transmission fluid, this transmission weighs 146 lbs.23 posts · Joined 2013. #1 · Nov 25, 2013. 1998 GMC sierra 1500 4.3 2x4. 4L60E Transmission. Swapped a bad transmission with another working used 4L60E. everything seems to work fine but it just does not kick into overdrive at all. seems like it is something electrical because it worked fine in the truck I took it out of.4l60e Shift Solenoid Locations. On a 4l60e, the shift solenoids are located on the rearward end of the transmission against where the pan bolts to the case. The image below shows how easily accessible the shift solenoids are once the pan and filter are removed. If you need to replace your shift solenoids, they are a pretty straightforward piece ...The GM 4L60E transmission, also known as the 4L60E Automatic Overdrive Transmission, is a popular transmission model used in many General Motors vehicles. It is a four-speed automatic transmission that was first introduced in the early 1990s. This transmission is known for its durability, smooth shifting, and versatility.Simply put, if the computer is telling the trans to shift back to third and it the trans does, the problem is likely with a tune or sensor input telling it that's the right thing to do. If the computer says it's in 4th gear but the trans shifts back to 3rd, the problem is in the transmission somewhere. May 29, 2018. #16.Fixing my 4L60E Auto transmission, the problem was hard shift from 1 to 2 gear, but otherwise it was good. This worked for me, if you do it, then you do it a...6L 80 · 6L 90. The 4L60E (and similar 4L65E) is a series of automatic transmissions from General Motors. Designed for longitudinal engine configurations, the series includes 4 forward gears and 1 reverse gear. The 4L60E is the electronically commanded evolution of the Turbo-Hydramatic 700R4, originally produced in 1982.23 posts · Joined 2013. #1 · Nov 25, 2013. 1998 GMC sierra 1500 4.3 2x4. 4L60E Transmission. Swapped a bad transmission with another working used 4L60E. everything seems to work fine but it just does not kick into overdrive at all. seems like it is something electrical because it worked fine in the truck I took it out of.TCC solenoid circuit fault. It has nothing to do with the TCC solenoid's valve and bore leaking. There is another check you can do if you are not going into overdrive. It is the Transmission Fluid Temperature Sensor. DTC 79 is transmission fluid Overtemp. A defective temp sensor will prevent overdrive.1999 Chevy Silverado 1500 4.3 4L60E Code scanner showing P0753 1-2 shift solenoid circuit, takes off in 2nd gear and shifts to 3rd and has no overdrive. Have replaced wiring harness and still no 1st o … read moreNo reverse, 2nd, etc. | GM Truck Club Forum. 4L60e Only 1st gear. No reverse, 2nd, etc. New here from Boonton Twp, NJ. I rebuilt the trans on our 2000 k1500. My first rebuild. Worked great for several hundred miles. Our daughter took it to the store, then called to tell me it wouldn't go into reverse. Said forward worked.That would be the easiest way to identify them. The 4L80E uses a 17 bolt pan, while the 4L60E uses a 16 bolt pan. 4L60E vs 4L80E Gear Ratios. Both of these transmissions have four forward gears and are overdrives. The 4L80E has closer gear ratios and not as much overdrive. The 4L60E/4L65E/4L70E all share the same basic design …Slips into 3rd, no 4th. I have a 2009 chevy silverado with the 4l60e trans, 4wd. I have been having problems with it not wanting to shift into 4th. I recently smoothed out the 1st to 2nd shift from changing out the trans fluid, which was a little bit dirty, but not bad. I also have 3rd gear now, but it slips into 3rd. No 4th gear though.No overdrive or first gear. ... What is a 4L60E Transmission? The 4L60-E is an automatic shift, four-speed overdrive, longitudinally positioned transmission. It has been considered to be the best rendition of the finest overdrive automatic transmission ever produced. The 4L60-E is found in nearly every GM rear-wheel-drive...Though the shell is supposed to be one piece, not only can it break off, but it can also strip out the splines. Hard Second Gear – The third most common symptom of a failing 4L60E transmission is the difficulty in shifting to the second gear. The second is so hard that it almost feels like a shift kit has been installed.heres a link with 30 common 4L60E problems. 4. 1-2 shift is delayed and harsh, may not shift into OD: TPS (throttle position sensor) needs to be checked for smooth and linear electrical response over the entire range of motion. If not, this must be replaced.10 posts · Joined 2008. #1 · Dec 2, 2008. hey hotrodders, 1st post :welcome: im looking for some troubleshooting advice . I have 700r4 in a 1986 s10 pickup 2.8L thats giving me some trouble. overdrive is gone. The trans feels like its in neutral when shifted to overdrive. on a level surface reverse works . but if the truck is parked on a incline.To mate the FE engine to the 4L60E transmission, Wilcap offers a kit (PN 390-350 AT) that consists of a CNC machined, blanchard ground aluminum adapter plate, neutral balance steel flexplate ...No overdrive or first gear. ... What is a 4L60E Transmission? The 4L60-E is an automatic shift, four-speed overdrive, longitudinally positioned transmission. It has been considered to be the best rendition of the finest overdrive automatic transmission ever produced. The 4L60-E is found in nearly every GM rear-wheel-drive...The rubbing sounds could be the sun shell rubbing the case. The sun shell tangs get spread out from being driven by the reverse input drum. IF they are spread out the sun shell needs to be replaced. I ALWAYS replace the sun shell with a "Beast" sun shell on a 700 or 4L60E build. It's a $45 part and well worth the peace of mind.That would be the easiest way to identify them. The 4L80E uses a 17 bolt pan, while the 4L60E uses a 16 bolt pan. 4L60E vs 4L80E Gear Ratios. Both of these transmissions have four forward gears and are overdrives. The 4L80E has closer gear ratios and not as much overdrive. The 4L60E/4L65E/4L70E all share the same basic design …4L60E Shifting Issues. I have a 2000 1500 w/ a 5.3 and a 4L60E. I had the transmission rebuilt 20k miles ago, about 400 miles post rebuild I ran into a 2-3 slip (same as before the rebuild), though mostly at low engine speed. The builder thought it was an electrical issue, I lived about 2 hours away and didn't drive it often (at the time), so I ...4L60E Not Shifting into 4th Gear. Hello all. 2007 Silverado 1500 LT , 4x4 z71, crew cab, 5.3 . My buddy and I just rebuilt my 4L60E with just some new clutches, steels, shims, filter, and gaskets, nothing to in depth. My buddy used to work for GM. It shifts good into 2nd, 3rd, but when it shifts into 4th it slips and feels like it noses over.The 4L60E (and similar 4L65E) is a series of automatic transmissions from General Motors.Designed for longitudinal engine configurations, the series includes 4 forward gears and 1 reverse gear. The 4L60E is the electronically commanded evolution of the Turbo-Hydramatic 700R4, originally produced in 1982.. The 4L60E and 4L65E are built at …9. TCC always locked: TCC apply solenoid circuit shorted to ground, TCC solenoid blockage (easy fix in pan), or TC broken (must remove trans and replace TC). 10. 1-2 Shift shudder at WOT; delayed or abnormal 1-2 shift: 1-2 accumulator piston cracked or stuck cocked in the bore. Easy fix in the pan.This video is for you to diagnose the problem with your 4L60 transmission when 3rd or 4th gear won't engage, we show the parts that typically are bad when yo...You have a broken reverse sun shell. Very common problem in these trannies. The long time to shift out of first is because 2nd is gone too. You are shifting right from 1st to 3rd. The good news is a new shell is only about $65-$75. The bad news is that the tranny has to come out and be torn down to change it.I'm having a prob. w/ my 2002 Silverado 2wd 4l60e. Rev. 1st 2nd 3rd and the TCC locks up (I set it to lock up in 3rd to check). Used HP Tuner to command 4th, nothing. No MIL, trans has all available upgrades minus the Sonnax Smart Tech Input Drum. 3-4 and intermediate servo is Superior/Fairbanks Max. Overdrive. The torque converter is a Yank ...May 5, 2018 · 4L60E No Overdrive Diagnosis. The 4L60E is a for speed automatic transmission with a .70 overdrive. The overdrive gear is gear number four. As the 4L60E ages, one of the most common problems that it develops is that it won’t shift into overdrive anymore. Without overdrive, your vehicle turns into a time machine and takes you back to an era ...The 4L60E has a 3.06 ratio in first gear, which is 20% lower than most transmissions. The 30% overdrive will give a 30 to 40% increase in gas mileage on the road when compared to a 3-speed automatic transmission. If you don't already have one, we recommend getting a 4L60E transmission cooler when you purchase a 700r4 transmission.Soon after rebuilding a 4L60-E transmission in 2002 and newer Chevy Trailblazers, the vehicle comes back on a tow truck with a sudden no move condition. Upon disassembly, you discover that the lugs in the pump rotor are sheared off or the rotor itself is shattered. The cause may be that the 300 mm B-85 torque converter was replaced as part of ...EZ-TCU GM Overdrive Transmission Controller; 4L60E, 4L65E, 4L80E & 4L85E; Up to '09. $765.95. Easy overdrive GM trans control • No laptop, previous tuning experience or tuning required. Adjustable based on load, speed, RPM • Stores (2) custom calibrations • Optional paddle shifter. Built-in self diagnostics • Includes: trans control ...2562 posts · Joined 2008. #1 · Jul 15, 2009 (Edited) I have a 1993 Chevy 1500 with a 4.3 and 4l60e trans. When i first got the truck it went into park, reverse, neutral, and drive fine. I then had to put it into first, and then the problems started. When you would shift it into gear, the gear selector on the dash did not match the gear you ...Nov 21, 2023 · 9. 4L60E Transmission No Overdrive Problem. Over time you may notice that your 4L60E transmission does not want to shift into overdrive. The overdrive is essentially the fourth gear, which can arise due to several issues—causes for this issue range from linkage issues to band failure.You have a broken reverse sun shell. Very common problem in these trannies. The long time to shift out of first is because 2nd is gone too. You are shifting right from 1st to 3rd. The good news is a new shell is only about $65-$75. The bad news is that the tranny has to come out and be torn down to change it.4l60e Shift Solenoid Locations. On a 4l60e, the shift solenoids are located on the rearward end of the transmission against where the pan bolts to the case. The image below shows how easily accessible the shift solenoids are once the pan and filter are removed. If you need to replace your shift solenoids, they are a pretty straightforward piece ...Base pressure at idle in P,N,OD should be around 70psi and around 140psi in R. Max line pressure should be at least 190psi at WOT in 1st or 2nd, 225psi is optimum. If base pressure is low, trans or pump is worn out. If max pressure is low, check EPC solenoid. If reverse is slow to engage, and line pressure does not come up to at least 130psi in ...A: The average cost of repairs for a 4L60E transmission can range from $500 to $3,000 depending on the complexity and severity of the repairs needed. Common repairs include replacing worn-out bands or clutches, replacing a faulty pressure control solenoid, and repairing wiring issues.When the key is in the ignition and the switch is turned to almost the on position, the engine light does come on and it doesn't stay on. ok. i think you have a bad ignition switch ,,this would explain the engine light problem and the transmission shifting problem,,replace the ignition switc,,not the key lock but the electrical switch itself.4L60E - no third or fourth gear. Background: TJ with 2002 LM7 5.3L with same 4L60E from donor truck. PSI harness, AA VSS kit to the Stak D300. 150tunes PCM tuned, knock sensor delete, front O2 sensors only. LS1 DBC intake, TB, rail. Swapped in Jan 2018 right before KOH and had running well. I have VSS signal from sensor since the OBD Fusion app ...4l60E No 4th gear. Thread starter Cactusbat; ... and overhaul kit mainly), and till I took it out for a test drive, we saw no issues. It shifts beauuuuutifully to Reverse, 1 to 2, 2 to 3, but from 3rd there's nothing. ... Ford AOD's do that when they lose overdrive, which they all seem to do after some time. 1st to 2nd, 2nd to 3rd, 3rd to ...6. No 3rd or 4th gear: "3-4" clutches are worn out. R&R. The car is safe to drive (in 2nd if you have no 3rd) until you can get it fixed. R&R = Remove & Repair (or Rebuild) = Transmission must be removed to fix the problem and may have to be rebuilt or replaced. S.Nov 21, 2023 · 9. 4L60E Transmission No Overdrive Problem. Over time you may notice that your 4L60E transmission does not want to shift into overdrive. The overdrive is essentially the fourth gear, which can arise due to several issues—causes for this issue range from linkage issues to band failure.4l60e clutch replacement..in this video shows how to reassemble parts and clutch of 4l60e automatic transmission #chevy#gm#tahoe.Slips into 3rd, no 4th. I have a 2009 chevy silverado with the 4l60e trans, 4wd. I have been having problems with it not wanting to shift into 4th. I recently smoothed out the 1st to 2nd shift from changing out the trans fluid, which was a little bit dirty, but not bad. I also have 3rd gear now, but it slips into 3rd. No 4th gear though.1998 Camaro Z28 - Bright Red, 6.0 TR224, 4l60e, 3.42 Eaton TrueTrac 1989 Camaro IROC-Z Convertible - 355 big tube TPI, WC T5, 3.42 Zexel Torsen, CTS-V/C4 brakes 1955 Bel Air 2 Door Post - 357 TPI, Muncie M20, 4 wheel disc 2006 Saab 9-7x 5.3i Daily DriverPosts. 539. The last thing I built has a 4L60E with no pnp switch, no neutral safety, just the wires from the big trans plug and the vss. I can scan with hptuners and see all the gears by moving the shifter. My signal is coming from the stock pressure switch manifold inside the transmission. For park and neutral it reads 1st.Solved TC bad. 2008 Silverado 5.3l with a 4L60e tranny. When the truck is in overdrive and climbing a slight hill and needs to downshift is when I feel it. If I don't let it downshift, the transmission seems like it's slipping or has a slight vibration and the RPM drops a tad and back up repeatedly. If I mash the gas, it downshifts and the ...R. rmar2010 Discussion starter. 2 posts · Joined 2010. #1 · Nov 28, 2010. I have a 1994 Chevy Suburban K1500 4WD 4L60e Transmission. The problem that I have is, No 2nd gear, 4th gear (overdrive) and reverse gear. Plus I forgot to mention that I got stuck in water that was about 2-3feet deep, and I change the filter and fluid because it was pink.Truck was missing gears 3 and 4 when I bought it. Lots of clutch material when I dropped pan, so I replaced all the clutches. Reinstalled transmission, and first gear does not fully engage in drive. I can put it in first in manual mode, then put the shifter in drive and it will drive like normal (upshifts and downshifts) until I come to a ...Aug 10, 2013 · So iv got a 2000 chevy blazer 4x4 with a 4.3 and 4l60e that wont shift into 2nd or 4th gear. you can rev it up in 1st, let off the gas and it will go into 3. i checked the 2-4 servo, no problems there. the band is not broken, checked it out and it tightens up on the drum when i push on it. i had a stuck #8 (i think) check ball in the spacer ...4L60E Transmission Won'T Shift into Overdrive . If your 4L60E transmission won't shift into overdrive, you'll want to check the transmission fluid level and condition as well as any external wiring or connections. If everything looks good there, it's possible that an internal component has failed, such as a solenoid or valve body plate.Make sure the computer is calling for overdrive. Then see about the electric servo that shifts it. Then see about the seals in the overdrive clutch apply piston.#1 · Aug 1, 2009. I'm hoping someone could point me in the right direction. My 95 4WD K1500 recently lost first and overdrive. At the same time, my speed and tach quit …The transmission options that were available to the 2003 Silverado were as follows: MG5 – This is the NV3500 manual transmission. It’s the only manual available for the 2003 Silverado. M30 – This is the 4L60E automatic transmission. It came in the lighter duty trucks. It’s a four speed overdrive transmission.CarParts.com. Since you have the 4L60E computer, you might first make sure the computer is energizing the 2-3 solenoid when shifting into 3rd gear. That solenoid must be energized for fluid to flow to the third clutch. There could also be an issue with the direct clutch assembly, but it seems as though you would also have problems with 4th and ...4l60e reverse only thanks guys for responding. ok no forward movement with harness on. when I take the harness off I only get third gear. if on overdrive it will drive on third gear and overdrive will not engage, it will also drive on manual third and no movement on L1 or L2. there were no trouble codes when I got it. if I disconnect the harnesses a bunch of errors come up but that is because ...One of the most common (and most frustrating) problems that happens to the 4L60E is when it loses 3rd and 4th gear at the same time. This leaves you driving …If the 4L60E has a major sore spot, it has to be its OE 3.06:1 First gear ratio. The problem surfaces when combined with a deep (4.10:1 and numerically higher) rear gear ratio that creates an ...The 4L60E is a popular automatic overdrive transmission used in many General Motors vehicles, and just like any other part of a vehicle, it will eventually wear out and require repairs or replacement. Rebuilding a 4L60E transmission can be a complex and costly process, involving the replacement of many internal parts. Knowing the cost of this ...There are a few things that could be causing your 4L60E transmission to shift hard from 1st to 2nd gear. It could be low fluid levels, dirty fluid, or a problem with the shift solenoids. If you suspect low fluid levels, check the dipstick and add more fluid as needed. If the fluid looks dirty, flush the transmission and replace the filter.The rubbing sounds could be the sun shell rubbing the case. The sun shell tangs get spread out from being driven by the reverse input drum. IF they are spread out the sun shell needs to be replaced. I ALWAYS replace the sun shell with a "Beast" sun shell on a 700 or 4L60E build. It's a $45 part and well worth the peace of mind.The Master Conversion Package was designed for customers that are looking to convert their old 2 or 3 speed to the popular 4L60E Automatic Overdrive running a NON-LS style engine. Compatible with LT1 or engines produced from 1996 and earlier. This Package includes about 99% of the conversion minus the driveshaft and crossmember work.If the 4L60E is not shifting through the gears like it should be and the service engine soon light comes on than you’ve probably entered limp mode, limp mode is gear 2, 3, and reverse. It will have no overdrive and no first.When this happens then the shifting valve returns. No electricity sent means no gear. The two shifting solenoids will engage like this: 1-2 energized for first gear. No solenoid for second gear 2-3 energized for third Both 1-2 and the 2-3 for 4th gear. Yes 4th gear. Problems with no overdrive can happen because faults associated with these two ...One of the most common (and most frustrating) problems that happens to the 4L60E is when it loses 3rd and 4th gear at the same time. This leaves you driving …Jul 1, 2013 · Lead Moderator. 4th is inhibited until engine temps reach 120 iirc, and trans temp is above 80. Lockup is also temp inhibited to both a few degrees warmer. If 4th is commanded and not going in, then there is an issue either in the valve body not sending pressure or in the actual overdrive clutch itself.Jan 23, 2011 · 4l60e - no 3rd or overdrive. Hopefully there are a few transmission guys online Sunday afternoon. I’ve got a 94 4l60e with a Novak VSS in the tail end of the trans body mated with a factory adapter to a 231 then a box4rocks with a 300. Just got done installing the doubler and a B&M Shifter. Also I installed two new trans coolers, an aluminum .... Satisfied Customers: 300. Experience: Factory trained in all AllisoIdeally, you'll want a final drive gear ratio of ab 2 different trans. Different causes of the 1870 code in each trans. Good chance the converter in the 4l80e has problems at that mileage. there is no oversized solenoid for the 4l80 trans. You could try a replacement lockup solenoid. When certain hard codes are set, the PCM will delete the use of over drive.R&R = Remove & Repair (or Rebuild) = Transmission must be removed to fix the problem and may have to be rebuilt or replaced. Common failures on 4L60E, symptom < cause > any possible repair: 1. Slow, slipping or no reverse: "lo-reverse" clutches are worn out, fluid leak in the reverse apply circuit, or broken sunshell. R&R = Remove & Repair (or Rebuild) = Transmission must 125. When you blow the trans fuse the trans will take off in 3rd gear.you need to drop the pan and ohm all the solenoids. I don't have all the specs in front of me but can get them for you tomorrow.most likely it will be a shift solenoid or the 3-2 control solenoid. Let me no if you need more info. Greg.Curt talks to us about the top 3 common problems with the 4L60E and 4L65E like the 1870 TCC code, burnt 3-4 clutch pack and broken sunshells. Also, Curt show... Lead Moderator. 4th is inhibited until engine temps reach 120...
Continue Reading