The first of the GMC Sierra 2500 HD generations was introduced for 2001 as GMC’s line of heavier-duty trucks based on the Chevrolet Silverado 2500HD. They were positioned above the regular Sierra 1500 ...

This has become a season for heavy-duty trucks, with GMC revealing its upcoming 2024 Sierra HD, right on the heels of the unveils for the related Chevrolet Silverado HD and updated Ford Super Duty.

Heavy duty pickup trucks and the American West go together like peanut butter and chocolate. HD rigs are giant-sized and super-capable, made for towing horse trailers and farm equipment and camping ...