The torque converter clutch solenoid is always energised (caught on) which translates into the torque converter being generally locked. To counter this influence, some cars Use a torque converter using a lockup clutch. When the two halves on the torque converter get up to the mark, this clutch locks them https://reidstsok.blog4youth.com/34607551/the-fact-about-torque-converter-clutch-that-no-one-is-suggesting