Some more mature American vehicles have a cover plate you could clear away to inspect the torque converter, but even with them, you will not see Considerably because the torque converter can be a sealed device. The pump section on the torque converter is hooked up into the housing. HowStuffWorks https://torqueconverterclutch09730.anchor-blog.com/14564063/getting-my-torque-converter-clutch-to-work