Drive Tough, Drive Rough, Seems to Say This GM-Designed Sci-Fi Sierra Denali HD
23 Sep 2020, 11:19 UTC · By: Aurel Niculescu / Compared to the current GMC model, this imaginative take on a possible Sierra Denali HD seems to be looking for a contract in a Hollywood blockbuster
GMC Expands the Sierra Denali HD range
7 May 2010, 08:28 UTC · By: Andrei Tutu / GMC will expand the 2011 Sierra Denali HD range, with the exclusive line now available in both 2500 (3/4 ton) and 3500 series (1 ton) versions. The new Sierra Denali HDs are the range toppers of...