2015 GMC Sierra 2500HD Denali

This 2015 GMC Sierra 2500HD Denali represents a serious work truck built for those who demand capability and premium comfort in equal measure.

- Duramax 6.6L V8 Turbodiesel engine with 397 hp and 765 lb-ft of torque
- Allison 1000 6-Speed Automatic transmission with electronic engine grade braking and tow/haul mode
- 4WD with Electronic Shift Transfer Case and Hill Descent Control
- Off-Road Suspension Package with twin tube Rancho shocks
- 20" Forged Polished Aluminum wheels with LT265/60R20E all-terrain tires
- Heated and cooled perforated leather front bucket seats
- Dual-zone automatic climate control with rear window defroster
- Power sunroof with panoramic capability
- Navigation system with SiriusXM satellite radio and Bluetooth connectivity
- Ultrasonic front and rear parking assist with rear vision camera
- OnStar 4G LTE Wi-Fi hotspot with emergency communication
- Heated power-adjustable outside mirrors with integrated turn signal indicators
- Trailering provisions for fifth wheel, gooseneck, and camper trailers
- Heavy-duty cooling and engine block heater for diesel performance

The heart of this Sierra is its legendary Duramax diesel engine, renowned for dependable torque delivery and longevity. Paired with the Allison transmission, this powertrain handles demanding tasks with authority while maintaining smooth highway manners. The 4WD system includes electronic shift capabilities and recovery hooks for serious terrain.

The Denali trim elevates the ownership experience with heated and cooled leather seating, a power sunroof, and premium appointments throughout the cabin. Climate zones allow driver and passenger to set individual comfort preferences. The interior combines functionality with refinement through chrome accents, carpeted flooring, and an overhead console.

Technology integration keeps you connected and informed through the touchscreen navigation system, SiriusXM satellite radio, and OnStar services. Parking assistance features and the rear vision camera simplify maneuvering this substantial truck in tight spaces. The Driver Alert Package adds an extra layer of awareness during daily driving.

The off-road suspension package delivers genuine capability when you venture beyond pavement. Rancho shocks absorb impact effectively, while Hill Descent Control manages steep downhill grades with precision. The truck sits on 20-inch polished aluminum wheels wrapped in all-terrain rubber designed for varied surfaces.

This Denali is equipped for serious work and genuine adventures. The combination of diesel performance, premium comfort, and capable systems makes this truck ready to tackle whatever you require.