When you hear bearing noises within the transmission, check the transmission fluid, and see If you're able to see metallic pieces In the transmission fluid. If you find metal components, They may be possibly from a defective torque converter bearing. There are lots of ways of locking the torque converter https://torque-converter-clutch20752.blogsmine.com/34427619/getting-my-torque-converter-clutch-to-work