Shop new GMC Sierra 2500 HD trucks at Sheehan Buick GMC in Lighthouse Point, serving Fort Lauderdale, Boca Raton, Pompano Beach, Coral Springs, and Weston. Our heavy-duty Sierra inventory features the off-road dominant AT4 with Rancho shocks and hill descent control, luxurious Denali models with exclusive Adaptive Ride Control and premium leather, plus work-ready Pro trims built for fleet duty. Available in regular, double, and crew cab configurations with the proven 6.6L gas V8 or legendary 6.6L Duramax turbo-diesel paired with the Allison 10-speed transmission.

Every Sierra 2500 HD comes equipped with advanced towing technologies including the ProGrade Trailering System with 15 camera views, integrated brake controller, and available gooseneck/fifth-wheel prep package. Whether you're hauling equipment to construction sites in Parkland, towing your yacht from the Intracoastal Waterway, or pulling horse trailers to events in Wellington, the Sierra 2500 HD delivers professional-grade performance. Features like the MultiPro tailgate, bed view camera, and available AT4 off-road package make tough jobs easier. All new Sierra 2500 HDs include GMC's comprehensive factory warranty plus available extended protection plans. Located just off Federal Highway in Lighthouse Point – convenient to Deerfield Beach and Coral Springs residents. View our current heavy-duty inventory online or visit today for immediate delivery.