<img title="2012 NAIAS: GM's Mark Reuss Talks Plant Shutdowns" src="http://blogs.cars.com/.a/6a00d83451b3c669e20162ff58f352970d-800wi" border="0" alt="2012 NAIAS: GM's Mark Reuss Talks Plant Shutdowns" class="excerptimg"/>With only three plants building GM's next-gen full-size pickup, plants will need to alternate.