The first automatic transmission to employ a torque converter (in lieu of a fluid coupling) was the Buick Dynaflow, which was released for that 1948 design year. In typical driving, the Dynaflow used just the leading gear, counting on the torque multiplication from the torque convertor at lessen speeds. The https://gearboxauto81580.blogadvize.com/41081002/indicators-on-gearbox-auto-you-should-know