2026 GMC Sierra 2500 HD Denali

From the dealer

2026 GMC Sierra 2500HD Denali 4WD — Duramax Power Meets Denali Luxury Take on demanding jobs and weekend adventures in this 2026 GMC Sierra 2500HD Denali, finished in Summit White with an Atmosphere/Brownstone leather interior. With just 16,438 miles, a Duramax 6.6L V8 turbodiesel, and a 10-speed automatic transmission, this heavy-duty truck pairs serious capability with premium comfort. KEY FEATURES: Duramax 6.6L V8 turbodiesel and 10-speed automatic 4WD Denali leather interior 12-way power driver and passenger seats with lumbar support Driver memory settings Power sunroof and power-sliding rear window Spray-on bedliner with GMC logo Exhaust brake and engine block heater 220-amp alternator and heavy-duty 80-amp battery Off-road suspension and Hill Descent Control Premium GMC Infotainment System with SiriusXM with 360L trial Bose Premium 7-speaker sound system Rear camera mirror and rain-sensing wipers Keyless Open and Start, push-button start, and remote vehicle start Lane Departure Warning and theft-deterrent system From its powerful Duramax diesel to its upscale Denali appointments, this Sierra 2500HD is ready to bring strength and refinement to your drive. Schedule your test drive today and experience the 2026 GMC Sierra 2500HD Denali for yourself.