Tough jobs call for a tough vehicle. The new GMC Sierra 1500, available at our Marquette showroom, is the pickup truck that stands tall when it comes to getting the job done. Marthaler Buick GMC and Cadillac has a great selection of this pickup trucks for you. The new GMC Sierra 1500, available at our Marquette dealership, now comes with low-speed automatic braking, improved aerodynamics and driver monitor system. The bold grille design, advanced lighting, powerful engine, quiet cabin, and purposeful technology, all contribute to making the new GMC Sierra 1500, offered at our Marquette showroom, a vehicle that is best in class. Drivers considering the purchase of the new GMC Sierra 1500, are invited to browse through our amazing selection in Marquette!