Discover the latest lineup of new GMC trucks and SUVs at Red Rock GMC. From the rugged Sierra to the versatile Acadia and luxurious Yukon, you'll find Professional Grade capability, advanced technology, and exceptional comfort in every model. Our team is here to help you find the right GMC with a straightforward, hassle-free buying experience.

- Duramax 6.6L V8 Turbodiesel engine with 470 hp and 975 lb-ft of torque
- 10-Speed Automatic transmission with 4WD
- Remote Start Package with content theft alarm and rear-window defogger
- SLE Convenience Package including dual climate control and 10-way power driver seat
- Preferred Package with In-Vehicle Trailering App and Hitch Guidance with Hitch View
- SLE Heated Package with heated driver and passenger seats and heated steering wheel
- Snow Plow Prep/Camper Package with dual 220-amp alternators and skid plates
- Gooseneck/5th Wheel Prep Package with hitch platform
- 18" polished forged aluminum wheels
- Spray-on pickup bedliner with GMC logo
- LED fog lights and automatic high-beam headlights
- Premium GMC Infotainment System with SiriusXM 360L trial subscription
- Adaptive Cruise Control and automatic emergency braking
- All-weather floor liners for first and second rows

The 2026 GMC Sierra 3500HD SLE arrives in white with a commanding presence built for serious work and capability. This heavy-duty truck is engineered to handle demanding tasks with its turbocharged diesel engine delivering substantial horsepower and torque for towing and hauling. The 10-speed automatic transmission provides smooth power delivery across all conditions, while the 4WD system ensures confidence in varied terrain and weather.

Comfort and convenience are woven throughout the cabin. Dual-zone automatic climate control maintains your preferred temperature, while the 10-way power driver seat with lumbar support and heated steering wheel adapt to your needs. The 13.4-inch GMC Premium Information Display delivers clear communication, and wireless phone projection keeps you connected safely. Heated driver and passenger seats provide warmth during cold months, enhancing every journey.

Technology supports your work and travel efficiency. The In-Vehicle Trailering App and Hitch Guidance with Hitch View simplify towing operations, while the Adaptive Cruise Control reduces driver fatigue on longer routes. LED cargo area lighting illuminates the bed for nighttime loading and unloading. The remote start system with content theft alarm adds security and convenience to your daily operation.

Preparation packages demonstrate this truck's readiness for specialized applications. The Snow Plow Prep/Camper Package includes reinforced components and dual alternators for sustained electrical demands, while the Gooseneck/5th Wheel Prep Package provides the infrastructure for heavy trailer applications. These thoughtful options reflect the Sierra 3500HD's versatility across multiple work environments.

Safety systems provide confidence in every situation. Automatic emergency braking, forward collision alert, and lane departure warning work together with electronic stability control and traction control to help protect you and your cargo. The rear backup camera offers visibility when reversing, while multiple airbags and sturdy construction provide structural protection.

The Sierra 3500HD SLE combines Professional Grade engineering with practical amenities. This truck delivers the capability you need with the thoughtful features that make ownership rewarding. Visit our showroom to experience this powerful machine and explore how it can serve your specific needs.

Select Shield includes a 3-month or 3,000-mile limited warranty on select vehicles, valid in all 50 states. New vehicles receive coverage beginning after the manufacturer's basic warranty ends. Excludes as-is, tax, tow