"We are giving customers both a great design and emerging technology and that's important," he said. "The Cadillac Provoq explores new vehicle proportions while simultaneously evolving the Cadillac brand style, gestures, and details in a petroleum-free alternative."

"I've done more with this vehicle than I've done with any other vehicle," said [Stephan Franklin]. "My whole goal is to see the final product and see the public reaction. To me that's priceless.

"The Cadillac Provoq explores new vehicle proportions while simultaneously evolving the Cadillac brand style, gestures, and details in a petroleum-free alternative."

Based on GM's groundbreaking ?-Flex propulsion system, the Cadillac Provoq uses the car maker's new fifth-generation fuel cell system and a lithium-ion battery to produce an electrically driven vehicle that uses no gas and has no emission other than water.

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