The pump is linked to the motor, and it pumps fluid (regular oil) in the torque converter. The turbine is linked to the gearbox, and it spins if the fluid through the pump hits it. A nasty transmission filter will bring about your gears to grind on each other and https://filter-gearbox53196.sharebyblog.com/33924722/5-tips-about-filter-gearbox-you-can-use-today