GMC sales jumped 18 percent in 1992, with sales of its Jimmy sport utility vehicle improving 60 percent and sales of its flagship Suburban improving 180 percent. Full-size truck sales were up 21 percent for the year at GMC.

GMC Breaks Out of the Mold

FORT WORTH – Not long ago, making the standard pickup commercial called for mixing outdoor shots with a few rugged-looking men doing construction work. That’s far from true today.