Chrysler is doing a little powertrain housekeeping, and it's doing so in a way that should leave no one disappointed. The automaker has already introduced its all-new Pentastar V-6 in the 2011 Jeep Grand Cherokee and the engine, Chrysler says, "will gradually phase out seven V-6 legacy engines ranging from 2.7 – liters, up to 4.0 –...

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