Chrysler PowerFlite transmission Chrysler PowerFlite transmission PowerFlite is a two-speed automatic transmission engineered and produced by the Chrysler Corporation and used in their passenger cars from 1954 to 1961. Production began in late 1953; despite the launch of Chrysler's three-speed TorqueFlite automatic in 1956, the simple and durable PowerFlite remained available on Plymouths and Dodges through the 1961 model year, after which it was discontinued. Chrysler was the last of Detroit's Big Three automakers to introduce a fully automatic transmission, some 14 years after General Motors had introduced Oldsmobile's Hydramatic automatic transmission and nearly three years after Ford's Ford-O-Matic. Packard's Ultramatic debuted in
General Motors EV1 companies' unreadiness to meet the ZEV requirement. In 2001, it proposed amendments that would grant automakers credit for producing advanced-technology, partial-zero emission vehicles, such as hybrid cars, in place of battery EVs. However, the industry used the relaxation of the rules to challenge the regulation as a whole. General Motors and Daimler-Chrysler filed suit against CARB in the US District Court in the Eastern District of California, successfully arguing that CARB's method of determining whether or not a vehicle qualified as an Advanced Technology Partial ZEV (AT PZEV) used the vehicle's fuel economy as one of the standards, in addition