Pre-Owned 2026 GMC Sierra 2500HD Denali For Sale Mt Dora, FL

Meet the 2026 GMC Sierra 2500HD Denali, a commanding diesel powerhouse built for serious work and refined capability. This Crew Cab sits on a foundation of genuine strength—the legendary Duramax 6.6L V8 Turbodiesel engine paired with a 10-speed automatic transmission and 4WD delivers the muscle you expect from a heavy-duty truck. With just over 9,400 miles, this Black beauty shows minimal wear and comes loaded with premium features that balance durability with luxury.- Duramax 6.6L V8 Turbodiesel engine with 220-amp alternator- Denali Reserve Package with signature chrome grille and premium appointments- 4WD with 2-speed active transfer case and off-road suspension- Power-retractable assist steps with LED perimeter lighting- Jet Black leather-appointed front seats with 12-way power adjustment and ventilation- Premium GMC Infotainment System with Apple CarPlay, Android Auto, and wireless charging- Advanced safety suite including automatic emergency braking, lane departure warning, and surround-view camera- Trailer tire pressure monitoring and 5th wheel/gooseneck wiring provisions- Engine block heater for cold-weather reliability- Full LED lighting package with fog lights and cargo area illuminationThis Sierra 2500HD Denali delivers truck capability without compromise. Step into the showroom to experience the commanding presence, premium interior craftsmanship, and trailering confidence that set the Denali apart. We invite you to schedule a test drive and discover why serious truck buyers choose GMC.