GMC Sierra 2500Hd 2026

Highlights

• 6.6‑L V8 diesel delivering 470 hp for unmatched towing
• 10‑speed automatic with 4‑wheel drive and factory lift
• AT4X off‑road package: DSSV dampers, skid plates, locking rear diff
• Luxury interior: full‑grain leather, heated & ventilated seats, massage, Bose audio, 13.4” infotainment
• Advanced safety: Adaptive Cruise Control, Trailer Side Blind‑Zone Alert, HD Surround Vision

Options & Features

• Sunroof, heated steering wheel, wireless charging
• Adaptive Cruise Control, Lane Departure Warning, Automatic Emergency Braking
• 13.4” touchscreen with Google, Bose, and 360‑camera
• Multi‑Pro Tailgate, spray‑on bedliner, LED lighting
• Trailer‑specific tech: Hitch Guidance, Trailering App, Tire Pressure Monitor

Why Choose This Vehicle?

The 2026 GMC Sierra 2500HD AT4X blends heavy‑duty capability with a refined cabin, making it ideal for both work and adventure. Its powerful diesel engine, advanced off‑road tech, and premium interior create a commanding presence on and off the road.