11
Mar
When the converter is not locking up you will notice the engines RPMs staying higher under load at highway speeds. The slipping occurs while youre driving or changing gears and it usually comes with some odd noises too.
When the converter is not locking up you will notice the engines RPMs staying higher under load at highway speeds.
4l60e torque converter shudder. Shudder I agree with the engine miss possibility. I chased what I thought was a torque converter lockout problem for a few months. It only seemed to happen when going up long hills or when returning to overdrive after using the passing gear the whole truck would shake but immediately run great if I put it in 3rd gear.
Obviously im not there to self diagnose this issue but on the tech 2 you can watch Torque converter slip speed and it cannot exceed 50 rpms. Now although sometime even if its under 50 rpms it can still cause a mild shudder. Normally its the torque converter lining slipping and or cracked piston in the torque converter but being how they already replaced it i would pretty much rule that out.
Jump to Latest Follow 1 - 4 of 4 Posts. The next time it shudders in 4th OD tap the brakes enough to disengage the torque converter lock up but not engage the brakes. IF the shudders stops this shows the TC is the cause.
IF no change then the issue is going to be in the pressure regulation which could. When your 4l60es TCC solenoid begins to fail there are a number of obvious signs. The main symptom of a TCC solenoid failure is the converter is not locking up.
When the converter is not locking up you will notice the engines RPMs staying higher under load at highway speeds. Another symptom of a failed TCC solenoid is a fault code. I have 99 silverado 1500 2wd 53 4l60e transmission with a split drive shaft and a G80 rear diff.
He has the same just a 00 both around 120000. I am getting a shudder at about 15-24 mph on acceleration and his is about 40-55 i believe from other forums we have a break down of tranny fluid and that is creating the torque converter shudder. The 4L60E transmission weighs 146 pounds dry and 162 wet.
It requires 84 quarts 964 torque converter or 114 quarts 1181 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. Torque converter shudder is a shudder or brief shake in the vehicle after internal clutches apply in the torque converter. Most torque converter shudders happen at about 45MPH.
It is similar to running over a rough spot on the road or running over a cattle guard. Just as quick as it happened its gone until it happens again. Torque converter shudder fells like a slight to heavy vibration in the transmission and is usually accompanied by an interruption in power transfer.
It generally occurs at part throttle and light acceleration between 15 and 50 miles per hour just before the shift to one of the top gears where the converter reaches lock-up. Shudder in the Torque Youll know this is happening if the engine block shakes or quivers even at a slight acceleration and even on smooth surfaces. The cause of this issue is a torque converter failing to effectively distribute power for the transmission.
The TransGo 4L60E SHIFT KIT Valve Body Repair Kit fits 1993 to 2015 General Motors vehicles equipped with the 4L60E 4L65E and 4L70E automatic transmission. Common complaints on this transmission are TCC slip or shudder code P1870 or P0894 harsh 1-2 shift double bump shifts 2-3 flare up burnt 3-4 clutch plates as well as inconsistent pressure boost problems. Ctpowertrain on ebay has a kit that includes the SK-4L60E a new separator plate seals and the Sonnax pinless accumulators for around 100.
My car went from basically having no more TCC lockup on the highway at all to locking the torque converter up as if nothing ever happened. A malfunctioning torque converter can have a shudder that comes from the transmission. The slipping occurs while youre driving or changing gears and it usually comes with some odd noises too.
Remember a torque converter is a coupler between the engine and transmission. Remember a torque converter is a coupler between the engine and. The Transmission Converter Clutch TCC The purpose of the Transmission Converter Clutch TCC feature is to eliminate the power loss of the torque converter stage when the vehicle is in a cruise mode.
The TCC System uses a solenoid-operated valve to couple the engine flywheel to the output shaft of the transmission through the torque converter. After watching your video you can see that your RPMs at roughly 1500 - 2000 puts you in an area where the transmission and torque converter are working to compensate for lower RPM yet the higher load of the car. Most shudder does occur close to the 2000 rpm range with a light to level ground load.
Anyone experience a shudder in overdrive. One mechanic thinks changing the torque-converter would solve this issue. Ford sold me a small tube of Motorcraft additive friction modifier which did not work or maybe I have not given it sufficient time.
Any ideas is appreciated. However Ive noticed that at low speed cruise 55 and below when the torque converter clutch engages there is a terrible shudder basically it feels like driving in a rutted out dirt road. The vibration starts mild and can get worse.
I can give it just a slight amount of gas enough to get the TCC to disengage and the shudder goes away. How to Fix a Transmission Shudder by Jack Hathcoat. Transmission shudders seem worse than they actually are.
Shudders occur most often when shifting into overdrive or when in overdrive and going up a slight incline. This occurs because the transmission fluid is contaminated.