Find your next pre-owned vehicle at Red Rock GMC. Our carefully selected inventory of used cars, trucks, and SUVs offers exceptional value, dependable quality, and competitive pricing. Whether you're searching for a reliable daily driver, a capable truck, or a family-friendly SUV, our team is here to help you find the right vehicle with a simple, transparent, and hassle-free buying experience.

- Duramax 6.6L V8 Turbodiesel engine with 10-speed automatic transmission and 4WD
- Lane Departure Warning System with Lane Change Alert
- Automatic Emergency Braking with Forward Collision Alert
- IntelliBeam Automatic High Beam On/Off
- Rear Cross Traffic Alert
- Ultrasonic Front & Rear Park Assist with Hitch Guidance
- Navigation System with Premium GMC Infotainment
- Heated and ventilated front bucket seats with 10-way power adjustment and lumbar support
- Forge perforated leather-appointed front seat trim
- Apple CarPlay and Android Auto compatibility
- Bose Premium 7 Speaker Sound System with SiriusXM satellite radio
- Wireless charging and dual USB ports throughout
- X31 Off-Road Package with hill descent control and 2-speed active transfer case
- 20-inch multi-dimensional polished aluminum wheels
- Remote vehicle starter system with keyless open and start

This 2020 GMC Sierra 2500HD Denali delivers premium truck capability with a commanding presence. The Duramax turbodiesel engine paired with a 10-speed automatic transmission provides the power and efficiency you need for work or towing, while the 4WD system ensures confident handling in all conditions. With just 58,987 miles, this truck has been well-maintained and remains in excellent condition.

The Denali trim elevates your experience with distinctive styling and refined appointments. The signature Denali grille, chromed tubular assist steps, and polished exhaust tip contribute to an unmistakable appearance. Inside, leather seats with heating and ventilation technology keep you comfortable on long drives, while memory seat functions and a heated steering wheel add convenience and luxury touches.

Safety features provide peace of mind on every journey. Driver Alert Package II includes lane departure warning, automatic emergency braking, forward collision alert, and rear cross traffic detection. The system monitors following distance and alerts you to lane changes near side blind zones. Ultrasonic park assist, a HD rear vision camera, and an integrated trailering system round out the safety and convenience technologies.

Entertainment and connectivity remain at your fingertips with the Premium GMC Infotainment System featuring navigation, Apple CarPlay, and Android Auto. SiriusXM satellite radio with 360L keeps you entertained, while the Bose sound system delivers premium audio quality. Wireless charging and multiple USB ports ensure your devices stay powered throughout your day.

The X31 Off-Road Package enhances capability with an off-road suspension, hill descent control, and a 2-speed active transfer case. Spray-on bed liner protection and heavy-duty construction ensure durability whether you're tackling jobs on tough terrain or handling everyday demands.

Select Shield includes a 3-month or 3,000-mile limited warranty on select vehicles, valid in all 50 states. Excludes as-is, tax, tow, salvage, or lemon law vehicles. Vehicle information, options, and features may vary due to multiple data sources. Verify all details with the dealer. The dealer is not responsible for errors or omissions. See dealer for complete details.