2026 GMC Sierra 2500 Denali Ultimate – Dartmouth

Premium heavy‑duty pickup built for comfort, capability, and diesel power.

Highlights

Powertrain: Turbocharged 6.6 L Turbo‑Diesel V8 (470 hp / 975 lb‑ft) with 10‑speed automatic transmission
Drivetrain: 4‑wheel drive (Auto‑Trac) for year‑round traction
Body: Four‑door pickup with spacious 5‑seat cabin
Safety: StabiliTrak, Forward Collision Alert, Automatic Emergency Braking, Trailer Side Blind Zone Alert, etc.
Interior: White exterior, Alpine Umber interior, heated front & second‑row seats, premium leather trim, 13.4” GMC infotainment, wireless Apple CarPlay/Android Auto, Bose 12‑speaker audio
Cargo: 6.6 L diesel V8, 11,350 lb GVWR, 12 fixed tie‑down points, bed‑side step, optional X31 Off‑Road package
Technology: OnStar (Basic), wireless charging, USB ports, rear camera mirror, Head‑Up Display, adaptive cruise control
Features: Trailer hitch, 7‑pin & 4‑pin connectors, hitch guidance, cargo‑area LED lighting, bed‑side step, skid plates, off‑road suspension

Why choose this vehicle?
A 2026 GMC Sierra 2500 Denali Ultimate blends GMC’s legendary heavy‑duty strength with a refined, upscale cabin. Its massive 6.6 L diesel engine delivers confident towing and hauling, while the automatic transmission, four‑wheel drive, and premium features make it ideal for both work and everyday driving in Dartmouth’s varied conditions. The Denali Ultimate trim adds the signature Denali styling and advanced safety suite, ensuring confidence on the road and a comfortable ride for passengers.