With names like Zeta, Theta, Kappa, Lambda and GMT 900 ?! GM's new vehicle architecture plans seem ready to completely overhaul almost every vehicle across the board. We're all familiar with the Kappa platform that will underpin the much anticipated Pontiac Solstice roadster out next year, but the other new platforms will retool everything from the popular Chevy Silverado & Cadillac Escalade to the Pontiac GTO and even overseas brands.

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