McKinney Buick GMC is proud to announce the 2011 Sierra 2500HD and 3500HD. These Heavy Duty Trucks come with VORTEC engines and Diesel engines are available as well. GMC's heavy duty trucks do not compromise have an excellent towing capacity and work great as commercial trucks or for personal use. The New GMC Sierra also comes with a 5 year or 100,00 mile powertrain warranty. Browse McKinney Buick GMC's Sierra 2500HDs today. Fill out the contact form below for more information on the 2011 GMC Sierra Truck.
