2011 GMC Sierra Denali HD Unveiled

Getty Images | 704 days ago
2011 GMC Sierra Denali HD Unveiled
ST. LOUIS, MO - MARCH 10: In this handout image provided by General Motors, Lisa Hutchinson, product marketing director for GMC, introduces the new 2011 GMC Sierra Denali HD March 10, 2010 in St. Louis, Missouri. The Sierra Denali HD leads a redesigned lineup of 2011 Sierra 2500HD and 3500HD trucks that go on sale in early summer. The Sierra HD lineup offers increased towing capability and payload supported by all-new frames and strong suspensions. (Photo by Sarah Conard/General Motors via Getty Images)