New GMC Sierra 3500 HD For Sale in Morrow, GA

GMC Sierra 3500 HD - Unmatched Power, Capability, and Luxury

The GMC Sierra 3500 HD is the ultimate heavy-duty truck, engineered for those who demand maximum towing power, advanced technology, and superior refinement. Under the hood, the 6.6L Duramax Turbo-Diesel V8 delivers a staggering 975 lb-ft of torque and a maximum towing capacity of over 36,000 lbs when properly equipped. The Allison® 10-speed automatic transmission ensures smooth and controlled power delivery, while available dual rear wheels (DRW) provide enhanced stability for serious haulers. Inside, the Denali Ultimate trim sets a new standard with full-grain leather seating, open-pore wood trim, a 12-speaker Bose® audio system, and a 15-inch head-up display.

GMC Sierra 3500 HD Financing & Leasing - Find the Best Fit for Your Needs

Finance: Own your Sierra 3500 HD with low-interest rates and flexible loan terms, perfect for those who need long-term reliability and maximum return on investment.
Lease: Lower your monthly payments and drive a brand-new Sierra 3500 HD every few years with the latest towing tech and warranty coverage. Ideal for commercial operators or those who prefer vehicle turnover.
Cash Purchase: The simplest way to buy-no monthly payments, no interest, full ownership from day one. Great for business owners who want to maximize tax deductions.

Looking for business or fleet financing options? Our team specializes in tailored financing solutions for commercial buyers.

How to Get the Most Out of Your Visit to Hennessy Buick GMC

✔ Schedule a Test Drive: Heavy-duty trucks like the Sierra 3500 HD perform differently under load-schedule a test drive to experience towing stability, braking performance, and technology features firsthand.
✔ Walk-Ins Welcome: Availability may vary, especially for Denali Ultimate, AT4X, and DRW configurations. Booking ahead ensures your preferred model is ready.
✔ Trade-In Advantage: Bring your current truck for a real-time appraisal and see how much equity you can roll into your next Sierra 3500 HD purchase.

Why Buy Your GMC Sierra 3500 HD from Hennessy Buick GMC?

• Family-Owned Excellence - Decades of trust, professionalism, and customer-first service.
• Community-Focused - Every purchase supports local charities like Mercy Care, Toys for Tots, and Emory's Winship Cancer Institute.
• Expansive Inventory - A strong selection of Sierra 3500 HD models, including Denali, AT4, and dual rear wheel configurations.
• Industry-Leading Warranty Coverage - Every new Sierra 3500 HD includes comprehensive factory-backed protection, with extended coverage options available.
• Customer Comfort & Perks - Enjoy a stress-free buying experience with complimentary snacks, beverages, and a comfortable lounge while you wait.