Dallas is an excellent platform that wide design range of new cars in order to deliver smarter technology and enhanced comfort along with class-leading capability. The effective Sierra HDs are available in 1500HD models that contain exclusive enclose of design as well as enhanced interior amenities. The GMC Sierra 1500HD version has heavy-duty, full-size and half-ton pickup options that appear as an ideal passenger vehicle as well as an effective workhorse. The excellent vehicle comes with two rows of seats that accommodate six passengers. The best model is available in both entire wheel and rear-wheel. While speaking about the powertrain, it contains 6l, four speeds V8 automatic engine that produces 300 horsepower. The effective model comes with all basic facilities such as cruise control, two front airbags, ABS brakes etc. Some of the enhanced version comes with certain new features such as power seat for the driver and effective climate control with automatic features. Along with this, it also has some luxury features like seats with heated leather, CD changer and better audio control.