2026 GMC Sierra 2500

At McKenzie Buick GMC, we've proudly served Milton, FL and the surrounding communities since 1967. As a family-first dealership, we believe in doing business the right way—with transparent pricing both online and in-store, no surprises, and no games. Come experience the McKenzie Advantage and see why generations of customers say, We Are McKenzie.

- 13.4 DIAG COLOR TOUCH SCREEN GMC PREMIUM INFOTAINMENT
- WIRELESS APPLE CARPLAY AND ANDROID AUTO
- 6.6L V8 Diesel Turbocharged (Duramax) (B20-Diesel Compatible) (Includes (K05) Engine Block Heater) (470 hp [350.5 kW] @ 2800 rpm, 975 lb-ft of torque [1322 Nm] @ 1600 rpm)
- Cloth Rear Seat with Storage Package
- Gooseneck/5th Wheel Prep Package
- Max Trailering Package
- Preferred Equipment Group 3SA
- Preferred Package
- Remote Start Package
- Sierra HD Pro Safety Plus Package
- SLE Convenience Package
- SLE Heated Package
- SLE Value Package
- X31 Off-Road and Protection Package
- X31 Off-Road Package
- SiriusXM with 360L Trial Subscription
- Steering Wheel Audio Controls
- A/C with Dual-Zone Automatic Climate Control
- Electric Rear-Window Defogger
- 120-Volt Bed Mounted Power Outlet

This 2026 GMC Sierra 2500HD SLE is equipped with an impressive list of features that elevate the driving experience. From the premium infotainment system with wireless connectivity to the powerful Duramax diesel engine, this Sierra is built to handle any task with ease. The comprehensive package and safety options ensure you'll enjoy a comfortable, confident, and capable ride, whether hauling heavy loads or navigating rough terrain.

The Sierra's rugged good looks are matched by its exceptional utility. The spray-on bedliner, 120-volt power outlets, and integrated trailer camera system make this truck a true workhorse. And with the off-road suspension and 4WD capabilities, you'll be able to tackle any adventure with confidence.

Step inside and you'll find a spacious, well-appointed cabin that keeps you connected and comfortable. Features like dual-zone climate control, heated seats, and a premium audio system create a premium driving experience. The Sierra also offers the latest safety technologies, including adaptive cruise control, surround vision, and trailer monitoring systems, giving you added peace of mind on the road.

We're confident this 2026 GMC Sierra 2500HD SLE will exceed your expectations. Schedule a test drive today and experience the McKenzie Advantage for yourself.

Thank you for visiting McKenzie Buick GMC. Proudly serving the Milton community since 1967, we're committed to delivering a straightforward, transparent buying experience every step of the way. Conveniently located near Blackwater Bay at 6500 Caroline Street (Highway 90 at the Highway 89 Bypass), we offer a full selection of competitively priced new and pre-owned cars, trucks, and SUVs. Whether you're shopping, servicing, or ordering parts, our