4l80e transmission 6 speed problems. 5TD, and 4l80E tranny (from a 2000 Hummer) .
● 4l80e transmission 6 speed problems The GMC Yukon was equipped with the 4L60E in early models, the 4L65E in 6. It is one of the best overdrive transmissions. But in this more modern application, the 4L80E valve body has 4 forward gears to control. To be 100% sure on pricing, have your VIN# handy and use our Get An Estimate The GMC C2500 HD was equipped with the 4L80E transmission in early models and the Allison 1000 (6. Long Box, Dually, 6. GMC G3500 HD: 4L80E Transmission GMC G3500 HD: 700R4 Transmission (Early Models) GMC G2500 HD: Allison 1000 Transmission (HD Diesel) GMC G3500 Van / Box Truck Transmission Replacement Cost Estimate. Where is it (they) located. Slipping Between Gears/Failure to Shift – The 4L80E transmission uses a total of 8 solenoids to actuate gear changes, and activate the lockup torque . But they aren’t without their problems though, so let’s look at some of the most common I have had overdrive problems in my '93 Chevy 3500 4x4 6. 6. It was used for trucks and SUVs with the engine capacity from 5 liters. ok would the speed sensor cause all my problems of default into second gear and a P0758 trouble code? #3- (1997- 1999) 4L80E Transmission. The 6L80 and 6L90 are 6-speed electronically controlled transmissions. This transmission is extremely reliable P0720 – Failed Input Speed Sensor or Output Speed Sensor – This trouble code is caused by a bad speed sensor on the transmission. Might want to try replacing the TCC solenoid or get the valve and bore kit for it. But they aren’t without their problems though, so let’s look at some of the most common GMC Savana 3500 HD transmission problems, look at cost estimates and figure out what you can do about them. They give you six forward gears (2. The recorded codes 4L80E Transmission with Free Shipping, new lower prices on 4L80E 4x4, 4L80-E, 4L80, Super Duty 4L80E and other Monster 4L80E Transmissions ; 0; 800-708-0087; Contact Us; (Vehicle Speed Sensor) for your application or if you are unsure if your extension-housing will need to 1996 Hummer H1 with 6. 6L) and 6L90 in later models. But continuing to drive the van when you’re having 4L80E transmission problems or 6L90 transmission problems, can cost you a lot more money in the long run. 31, 1. The 1-2 solenoid functions exactly the same way. To be 100% sure on pricing, have your VIN# handy and use our Get An Estimate feature to look up your The GMC Sierra 2500 HD came equipped with the 4L60E transmission, 4L65E transmission and 4L80E transmission in early models. These common 6L80E transmission problems are very serious and can obviously cause a number of serious drivability issues. The Hydra-matic 4L80E is a 4-speed automatic transmission which uses electronic control Figure 1. vehicle weights for (80), and electronically controlled transmission (E). Torque Converter Issues: One of the most common problems with the 4L80E transmission is related to the torque converter. A torque con-verter clutch automatically engages at cruising speeds to improve fuel efficiency. Problem #1 - The Valve Body. The TCM will continually perform a self diagnosis check. AM General Corporation Page 2 pedal, and transmission. Its dry weight is Its not a true 6 speed. It increases fuel economy and allows for a mechanical lockup. Chevrolet Silverado 3500HD and 2012 GMC Sierra 2500HD / 2012 GMC Sierra 3500HD trucks equipped with the Allison 1000 6-speed automatic transmission (MW7), may have been built with an incorrect transmission thrust bearing. 4-5-6 clutch hub and intermediate shaft Due to issues with the original manufacturing process, cracks and other damage can cause a catastrophic failure of the 4-5-6 clutch pump and intermediate shaft. The heavy duty internal components are rated to withstand engines with up to 440 lb-ft of torque, and a GVWR of up to 18,000 lbs. Question: The transfer case wiring harness includes a short extension to connect the transmission case rear speed sensor connector to the speed sensor in the transfer case. The 4L80E transmission is a 4-speed automatic gearbox that uses similar architecture as the venerable TH400. That About the 4L80E & Common Problems. The 6L80 has had a load of transmission problems, some of which directly inhibit drivability. Popular with upfitters and owners alike, the 1-ton GMC Savana 3500 HD was equipped with the 4L80E transmission in early models and 6-speed 6L90 in later models. Jump to Latest Dig a bit deeper into your problem before you replace the entire transmission. As with most units, the 4L80-E transmission’s valve body is designed to The input speed sensor (and output speed sensor, mainly used for vehicle speed calculations, both of which carry the same part number) is suspected of failure, according to a Faulty connectors can lead to erratic shifting or failure to shift altogether. GMC C3500 HD: 4L80E Transmission GMC C3500 HD: Allison 1000 Transmission (6. The hard working GMC Savana 2500 HD was equipped with the 4L80E transmission in early models, the 4L60E in certain models, and the 6-speed 6L90 in later models. The GMC Sierra 3500 HD was GMC’s answer to the heavy duty pickups from Ford, Dodge and Chevrolet. 57, 1. It weighs around 254 pounds without transmission fluid. 6L and 8. They deff false advertise it. P0730 – Incorrect Gear Ratio – This issue could be caused by a number of problems, including a fault in the transmission control module, dirty transmission fluid, or a bad transmission solenoid. Good for 850hp, they are running it on an 1100 HP test mule with no problems right now to beat the snot out of it. The 4L80E transmissions of these years also use the same The Hydra-matic 4L80E is a 4-speed automatic transmission which uses electronic control for smooth shifting. 2004 GMC Sierra 3500 C&C, added 4WD, 6. It offers a fourth gear overdrive to increase fuel efficiency. This is an example of the 2-3 shifting solenoid. 18, 1. GMC C3500 HD Transmission Models. It’s TROUBLESHOOTING THE 4L80E AUTOMATIC TRANSMISSION INTRODUCTION The Hydra-matic 4L80E is a 4-speed automatic transmission which uses electronic control for smooth If you own a GM vehicle with a 6-speed transmission, you're likely familiar with common problems like slipping, shifting issues, or strange noises. Here is the ratios of the 6 gears. (For tesing purposes) (2. Later models got the 6L90 6-speed transmission, and the GMC Sierra 2500HD 6. You might face issues related to the torque converter, solenoids, valve body, and others. Replacement 4L80E Transmission: Transmission Street Smart Transmission; 4L80E: 2256: Replacement 6L90 Transmission: Trucks equipped with the 6-speed 6L80 or 6L90 transmission may GMC G2500 Van Transmission Problems & Cost | 4L80E | Allison 1000. 5TD, and 4l80E tranny (from a 2000 Hummer) w/2006 Duramax LBZ/Allison 6 speed 1996 Hummer H1 with LBZ Allison 6 speed you have to step on the clutch to disengage the clutch to stop the vehicle in a manual transmission. It is found in vehicles like the Jimmy, Astro, Camaro, and Safari. 6L90 Transmission Status Not open for further replies. What Controls The Shifting In A 4l80e Transmission? The 4L80E transmission’s shifting is controlled by an electronic control unit (ECU) that manages gear transitions based on vehicle speed and engine load. The 4L80E is a heavy duty 4-speed automatic transmission, and it’s an evolution of the 3-speed Turbo-Hydramatic 400 / TH400 transmission that was first introduced in 1963. 1L Diesel Only) GMC C3500 HD: 6L90 Transmission GMC C3500 HD Transmission Replacement Cost Estimate. THE 4L80E TRANSMISSION. 75) We rigged up a six speed 4L80E years ago by manipulating the TROUBLESHOOTING THE 4L80E AUTOMATIC TRANSMISSION INTRODUCTION The Hydra-matic 4L80E is a 4-speed automatic transmission which uses electronic control for smooth shifting. 6L Duramax Turbo Diesel, Allison 5-speed Transmission 1993 Chevrolet Cheyenne 3500, 4x4, 6. 5L for a while. 6 pounds. 2l #599 casting, bored . 5L Turbo Diesel, 4L80E Transmission. 75) for Problem – Trucks equipped with the 6-speed 6L80 or 6L90 transmission may experience no forward or reverse engagement, or slipping between the gears. But they aren’t without their problems though, so let’s look at some of the most common GMC C2500 HD transmission problems, look at cost estimates and figure out what you can do about them. These problems are more than just annoying—they could indicate serious Troubleshooting a 4L80E transmission involves checking for common issues like fluid leaks or electronic malfunctions. But they aren’t without their problems though, so let’s look at some of the most common GMC Yukon transmission problems, look at cost estimates and figure out Since you recently had an issue with speed sensors it's likely the PCM has decided you had a transmission slip event and has disabled the TCC lock up function (JUST went thru this with my '94). Last year it would jump back to third soon after going into overdrive when truck was cold. The GMC Sierra 3500HD 6. Some of the most common issues include: Cracks in the 1-2-3-4 pistons; Slipping 2 nd and 3 rd gears; (low-speed pre-ignition), one of the most common problems found in today’s turbocharged gasoline engines, and one you might experience in your shop. So let’s find out how you can save your moneymaker and budget at the same time. The 4L80E transmission problems include the following: Erratic shifting: The 4L80E had shifting problems as a result of a failed throttle position sensor or input/output 6. Early versions were equipped with the 4L80E transmission, and the 6L90 6-speed in later models. By design in the automotive industry has the TCC lockup at highway speeds. 2004 Chevrolet Silverado 2500HD, 4x4, 6. Are you facing 4l80e Transmission problems? Well, the 4l80E Transmission is a 4-speed overdrive transmission. There are certain checks you can conduct to determine what is going wrong if Without further ado, let’s analyze the popular problems of the 4L80-E transmission and how we can permanently resolve them. 00, and 0. 0L models, the 4L80E in Yukon XL 2500 models, the 6-speed 6L80 in later models and the 6-speed 6L90 in the later model Yukon XL 2500. To combat transmission temp issues, ATP Automotive B-239 Automatic Transmission Filter Kit for GM Optional 6L80 Heavy-Duty 6-Speed Transmission. 5 turbo Diesel, automatic transmission (4L80e), electronic fuel injection, aftermarket injector pump controller/cooler, performance exhaust rust spots, lots of kms, labour of love. It may very well be an issue with valve body wear in the Torque Convert Clutch Solenoid passage. Pricing varies by model. A good inspection of electronic connections might help identify the issue. Over time, this bearing could fail, resulting in 4) All wiring to make the PCM happy does seem to be the same between the 4th gen trucks with either the 545rfe (5-speed) or the 65rfe (6-speed) as I've talked with a 2013 and a 2011 owners who have swapped in th350 and 200r respectively. 6L Duramax Diesel had the Allison 1000 transmission. 1998 gmc 3500 RCLB/4X4, 4L80E, DB2 converted, 6. Save Share GMC G3500 Van / Box Truck Transmission Models. 5L F-Code Detroit Turbo Diesel, 4L80E Transmission, 4:10, 4X4, 432`000KM, Dailey Driver:chevy: 4L80/85E Transmissions. Problems related to 6 speed setup or problems with basic 4L80e design? Making the simple complicated for 70 years. Don’t worry; let’s see if we can figure it out together. The TCM can protect the transmission from The most common problem with the 4L80E transmission is excessive wear of the overdrive roller clutch. The 1997- 1999 4L80E transmissions have been updated to the new style of lubrication. They were extremely helpful in dealing with some electronic issues I was having. One of the biggest differences is the lockup torque converter, and an additional forward gear which served as TCI 6x 6-Speed GM 4L80E Automatic Transmissions. 290" IP, delphi Find TCI 6x 6-Speed GM 4L80E Automatic Transmission Packages and get Free Shipping on Orders Over $109 at Summit Racing! TCI 6x 6-speed GM 4L80E automatic transmission packages are the first aftermarket 6-speed automatic transmissions capable of handling 850 hp. Vehicle speed sensor? I have a 95 Suburban 6. 5 4 wheel drive with the 4l80e transmission and got code 72 for vehicle speed sensor. The term 4L80E denotes 4-Speed (4), Longitudinally mounted (L), 8000 lbs. 6L Duramax Diesel got the Allison 1000 transmission. But they aren’t without their problems though, so let’s look at some of the most common GMC 4L80E Transmission parts, repair guidelines, problems, manuals Torque (Nm) ATF (full capacity) L ATF (change) L ATF type; 4: AT: RWD/4WD: 600: 13,4: 6,7: Dexron VI: The 4-speed automatic transmission GM 4L80 was introduced 1990. Dealing with the 4L80E transmission can involve several mechanical challenges. The recorded codes stored in the TCM are known as trouble codes. It has one oil cooler behind the bell housing. If it detects a problem with the input shaft sensor, vehicle speed sensor, output shaft Common Problems with 4L80E Transmissions. You might be facing some issues with this automatic transmission. And the harsh shift may convince some guys they're getting a "performance" transmission, but I would have assumed the typical potential customer is more "Grand Touring" than "Pro Touring" The 4L65E is a 4-speed electronically controlled transmission and it weighs 194. Shifting solenoids do pertain to issues with no engagement in Overdrive. Fluid Check: Regularly You should have four four gears until the transmission senses that the issue has returned. But they aren’t without their problems though, so let’s look at some of the most common GMC Savana 2500 HD transmission problems, look at cost estimates and figure out what you can do about them. In a 4L80-E you have to step on the brake to disengage the mechanical coupling within the torque The 4L80E transmission is a direct descendent of the heavy duty TH400 3-speed automatic transmission. As it has been noted before there is a speed sensor located at the transfer case. 97, 2. 5 4L80E 4x4. 040", water-cooled garrett gt3271G turbo, CTS manifold, j-code intake, . NEED PHOTO OF 4L80E HERE Page 6. 4L80E Transmission. 1995 to 1997 4l80e problems. The 4l80e transmission was found in a many heavy duty GM and high end luxury vehicles, such as Rolls Royce, Bentley, and Jaguar ranging from model years 1991 – 2013. 0L gas, Extended Cab, SLE, Transgo 4L80e-HD2 kit installed However, Chevrolet express 3500 transmission problems do still happen. Start with diagnostic error codes and perform a thorough inspection of components. dxutlxfiidanqopgrprecfpuszvvaqxdafmdtrsheshoyktcccygtn