The torque converter clutch will come into motion to mitigate the inherent inefficiency with the fluid coupling at bigger speeds. A common challenge is that the bearings in the torque converters are worn. This does not bring about slippage or other transmission issues, but could potentially cause bearing noises with https://eduardoaegfd.activablog.com/33380529/not-known-details-about-torque-converter-clutch