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Shop GMC Sierra 3500 vehicles in Atlanta, GA for sale at Cars.com. Research, compare, and save listings, or contact sellers directly from 21 Sierra 3500 models in Atlanta, GA.

More than 85 years after it rolled off the line, this 1937 T14B GMC truck is getting a second lease on life, as seen in this extensive restoration video.

GM Authority is taking a closer look at 2026 GMC Sierra HD pricing information, uncovering the pricing difference between ...