The first pre-production 2012 Opel Ampera, or the European market version of the Chevrolet Volt, rolled off the line at GM's assembly plant in Warren, Michigan, on Friday, April 23, marking an important milestone in the project.
General Motors said that the it build more pre-production Amperas in the coming months. The pre-production vehicles will not be sold at dealerships, but used for testing and validating the production intent design as well as developing the final vehicle software and control.