2017 GMC Sierra 1500 Denali *REMOTE START*, *LEATHER*, *NAVIGATION*, *SUNROOF*, *BACK-UP CAMERA*, *NOT A RENTAL*, *LOCAL TRADE*, *MOONROOF*, *MARKET VALUE PRICING*, 8-Speed Automatic with Overdrive, 4WD, Jet Black w/Leather Appointed Seat Trim. EcoTec3 5.3L V8 8-Speed Automatic with Overdrive 4WD Certified. Certification Program Details: 30 Days on Safety Related Items. John Bear Buick GMC offers many automotive products and services. When you visit our store, what you can expect is quality both in our selection of pre-owned vehicles and from our world-class sales team. We offer Market Based Pricing with some of the best value in the Niagara region.