2011 GMC Sierra 3500HD III (GMT900, facelift 2011) Extended Cab Long Box: Engine bay with hood open showing truck engine components

Engine compartment with detailed view of engine and components including alternator, battery, and fluid reservoirs underneath an open hood.

Popular Comparisons: 2003 Volkswagen Phaeton vs 2008 Passat CC I, 2018 Kia Ceed III Sportswagon vs 2021 Mercedes-Benz E-class All-Terrain, 2012 Acura TL IV vs 2015 TLX I