Used 2018 Gmc Sierra 3500 HD Denali

2018 GMC Sierra 3500HD Denali Crew Cab 4WD Duramax Turbo-Diesel. Onyx Black. Jet Black leather. Texas-Owned. If you’re looking for a heavy-duty diesel truck with proven capability and a documented ownership history, this 2018 GMC Sierra 3500HD Denali delivers exactly what HD buyers prioritize: Duramax power, Denali-level comfort, and a well-maintained, personal-use background. Finished in Onyx Black with a Jet Black leather interior, this Denali presents cleanly and confidently. Custom wheels and aggressive all-terrain tires give it a strong, purposeful stance while maintaining the ride quality and road manners expected from a premium HD truck. Duramax Power & Allison Reliability. At the heart of this Sierra is GMC’s proven 6.6L Duramax Turbo-Diesel V8, paired with the Allison 1000 6-speed automatic transmission—a combination trusted by owners who tow, haul, and rack up miles. Four-wheel drive adds traction and control for job sites, wet conditions, and uneven terrain. Denali Interior — Built for Long Days. The Denali trim transforms hard work into a comfortable experience. Heated and ventilated front leather seats. Heated steering wheel. Dual-zone automatic climate control. Premium Denali materials and trim. Quiet, well-insulated cabin. It’s a truck designed to handle long drives and full workdays without feeling like a stripped-down work rig. Technology & Driver Assistance. Features that support daily driving and trailering duties include: Touchscreen infotainment system. Navigation capability. Apple CarPlay & Android Auto. Bose premium audio system. Remote start. Front & Rear Park Assist. Rear Vision Camera. Blind Zone Alert & Rear Cross Traffic Alert. Everything is intuitive and designed to reduce fatigue behind the wheel.