On Tuesday, Cadillac added another piece to the puzzle that is the new ELR plug-hybrid coupe by announcing that the car will be manufactured at GM's Detroit-Hamtramck Assembly plant with production to start in late 2013.
We already know that the ELR will be closely based on Cadillac's 2009 Converj Concept and that it will borrow much of its extended-range electric technology from the Chevy Volt, combining a T-shaped lithium-ion battery with an electric drive unit and an unspecified four-cylinder engine working as a generator to power the electric motor.
What we assumed, but didn't know for sure, is whether the ELR would keep the same front-engine, front-wheel-drive layout as the Volt or if Cadillac would engineer a new platform with a front-engine, rear-wheel drive configuration.
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