Unveiling the Mystery of Torque Converter Shudder Diagnosis

Do you have any TCM tuning or is it still the factory transmission tuning? I noticed the torque converter shutter you're talking about, it feels ... This condition may be caused by additives in the transmission fluid that may have depleted during vehicle operation. It seems like shudder from the torque converter lockup clutch. It went away if I dropped it to M2 and got the revs up a bit. The torque converter shudder is a brief shake in the vehicle whenever the internal clutches apply inside of the torque converter. They call this a lock up. The first step on some TC issues is adding the special fluid to the transmission. Has anyone had this done under the SULEV warranty? Torque Converter Shudder occurs when the clutch inside the converter on an automatic transmission is being applied and the transition from ... Torque Converter Shudder occurs when the clutch inside the converter on an automatic transmission is being applied and the transition from ... Torque converter shudder is the most common and quickest indicator besides fluid color that something is wrong with the fluid in CRV/Civic/Accord transmissions. I decided to give it a drive, INSTANTLY the trans shifted smooth through all gears and the shudder was gone! I have been losing sleep over this for weeks. 1) do you get a constant vibration (including car shaking) around 40mph-55mph? 2) is the shudder and judder duration fairly short (i.e., 1 to 2 ...