AC Propulsion Inc. was an electric vehicle systems manufacturer based in San Dimas, California, founded in 1992 by Alan Cocconi, an engineer who had previously worked on electric vehicle projects at General Motors. The company focused on developing electric drivetrain technology and demonstrating its potential through the production of experimental and limited-production vehicles. The company's best-known model, the Zero, was introduced at the 1997 Los Angeles Auto Show. This zero-emissions…