<img title="2014 GMC Sierra 1500 Denali: First Drive" src="http://blogs.cars.com/.a/6a00d83451b3c669e2019aff82045e970d-800wi" border="0" alt="2014 GMC Sierra 1500 Denali: First Drive" class="excerptimg"/>We got our hands on the new 2014 GMC Sierra 1500 Denali crew cab, and the new 6.2L V-8 is impressive.
