
Drivers in Lakeland, Polk County, and across Central Florida choose the Regal Automotive Group for a wide selection of new vehicles and a dealership experience built around convenience and transparency. With multiple locations in Lakeland, Regal makes it easy to find the right vehicle to fit your lifestyle.
Introducing the 2026 GMC Sierra 3500HD SLE a powerful diesel truck built for serious work and dependable everyday performance. This white beauty features a Duramax 6.6L V8 Turbodiesel engine paired with a 10-speed automatic transmission and 4WD capability, delivering the strength and traction you need in any condition. With just 5 miles on the odometer, this truck is practically brand new and ready to serve you for years to come.
This Sierra 3500HD SLE comes equipped with a thoughtful collection of features designed for comfort, capability, and safety:
- Duramax 6.6L V8 Turbodiesel engine with 10-speed automatic transmission
- 4WD with 2-Speed Electronic Shift Transfer Case
- Off-Road Suspension with X31 Off-Road and Protection Package
- Premium GMC Infotainment System with SiriusXM 360L trial subscription
- Wireless Phone Projection and Bluetooth connectivity
- Heated steering wheel and heated driver/front passenger seats
- Automatic Emergency Braking and Forward Collision Alert
- Lane Departure Warning System and Hill Descent Control
- Remote Vehicle Starter and keyless open and start
- LED fog lamps and automatic high-beam headlights
The interior combines practicality with comfort, featuring cloth seating, a tilt steering wheel, and convenient storage solutions throughout the cabin. Climate control is handled by air conditioning and an electric rear-window defogger. Safety is paramount with dual front airbags, electronic stability control, and GMC's OnStar Services capability.
Outside, this truck makes an impression with 20 bright wheels, chrome assist steps, a rear step bumper, and LED smoked amber roof marker lamps. The pickup bed includes a 120-volt power outlet for your work needs. Deep-tinted glass and power mirrors round out the exterior.
Visit our Lakeland location to experience this impressive Sierra 3500HD in person and discover why drivers throughout Central Florida trust us for quality vehicles and exceptional service.
For nearly 50 years, the Regal Automotive Group has proudly served Lakeland and Polk County drivers. With a large inventory of quality vehicles, competitive pricing, and aggressive financing options, our team is committed to delivering a straightforward buying experience and excellent customer service.