The GMC Sierra line of full-size pickup trucks is expected to receive several updates, new features, and equipment changes for the 2017 model year.
The GMC Sierra 1500 is expected to receive just a few minor updates and new colors for the 2017 model year.
Full info on the 2017 Sierra 1500.
The GMC Sierra HD line of heavy-duty pickup trucks is expected to receive several major updates, including a new engine, transmission, and frame for the 2017 model year.
Full info on the 2017 Sierra HD:
