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The 2025 GMC Sierra HD lineup offers the strongest pickup trucks on the market. Both the 2500 and 3500 HD are built to tackle your most challenging jobs with ease and precision. Check out six of the toughest Sierra HD highlights below! 6 Tough Highlights of the 2025 GMC Sierra HD 1. 6.6L Engine Options A 6.6L V8 gas engine comes standard on the GMC Sierra 2500 and 3500 HD, offering an incredible 401 horsepower at 5200 rpm and 464 lb-ft of torque at 4000 rpm. To get the most power out of your GMC Sierra HD, you can choose the available 6.6L Duramax turbo-diesel engine, which yields 470 horsepower at 2800 rpm and 975 lb-ft of torque at 1600 rpm. This engine provides a maximum towing capacity of 21,870 pounds on the 2500 and 36,000 pounds on the 3500. 2. Allison 10-Speed Automatic Transmission Every GMC Sierra HD pickup comes with an electronically controlled Allison 10-speed automatic transmission with overdrive for the smoothest performance you can imagine. The Allison transmission provides better control and improved cooling when towing and hauling heavy loads, thanks to its tow/haul mode. 3. Trailering Package The GMC Sierra HD is a popular choice for drivers who have frequent towing projects because it comes with a complete trailering package. The GMC trailering package includes the following features to enhance all of your trailering jobs: Trailer hitch Trailering hitch platform 2.5-inch receiver hitch 4-pin and 7-pin connectors 7-wire electrical harness 7-pin sealed connector The GMC trailering package also comes with Hitch Guidance, a digital towing feature that lets you view your trailer and hitch on an in-cabin display. When attaching the trailer to the hitch, you can see a visual guideline on your display screen that allows you to attach the two with perfect precision. 4. GMC Sierra HD Pro Safety GMC Sierra HD pickups come with an exclusive safety package that goes above and beyond to protect you from common causes of accidents. The Sierra HD Pro Safety package uses assistive functions like automatic emergency braking, front pedestrian braking, and forward collision alert to prevent collisions. The GMC Sierra HD Pro Safety package also includes Buckle to Drive, lane departure warning, and IntelliBeam automatic high beams. 5. Available GMC MultiPro Tailgate The available GMC MultiPro tailgate elevates your hauling experience in the new Sierra HD by offering six possible configurations to accommodate different types of cargo. You can fold the top portion outward to create a set of steps or fold this portion down when the tailgate is closed to haul long items like pieces of wood. The MultiPro tailgate also has a power lock and release function. Experience the new GMC Sierra HD at Dorsey-Jones GMC in El Reno, OK, today!

Big jobs call for big trucks, and the V8-powered 2025 GMC Sierra HD is as big and powerful as a pickup truck gets. This heavy-duty workhorse is available in both gas and diesel configurations at your local GMC dealership. Meet the 2025 GMC Sierra HD: Built for Big Jobs Capable Standard Powertrain Pop open the base GMC Sierra HD's hood, and you will find a 6.6L gas V8 that pumps out 401 horsepower and 464 lb-ft of torque. It pairs with the iconic 10-speed Allison automatic transmission, which makes handling heavy loads effortless with smooth gear changes, a special Tow/Haul mode with reduced shift cycling, and Auto Grade Braking. A work-ready RWD system is standard, but drivers who frequently operate in less-than-ideal conditions can opt for the available traction-rich 4WD configuration. Beefy Diesel V8 Option Drivers seeking optimum heavy-duty performance should opt for the available 6.6L Duramax Turbo-Diesel V8. This immensely capable machine kicks out 470 horsepower and 975 lb-ft of torque, and, just like the gas V8, it is linked to a 10-speed Allison automatic transmission. When equipped with the diesel V8, the Sierra 2500 HD supports a towing capacity of 21,870 lbs, and the Sierra 3500 HD supports a mind-boggling 36,000 lbs. Advanced Trailering Technology The GMC Sierra HD features a sophisticated suite of trailering technologies that gets you through a workday comfortably. For instance, available adaptive cruise control factors in the hitched trailer's drag coefficient when determining throttle and braking distance, and available trailer side blind zone alert notifies drivers when a vehicle approaches either side of the trailer. An in-vehicle trailering app (standard on all models above the SLE trim level) provides pre-departure checklists, trailer mileage readouts, and tow/haul reminders. The pickup truck also features several standard and available cameras that help drivers monitor their surroundings. The rearview camera comes with an integrated hitch guidance system that helps you line up the pickup truck's hitch to the trailer. Additionally, an available camera system with up to 14 views streams footage of the truck bed, trailer, and traffic on the infotainment screen. Excellent Build Quality Both the GMC Sierra 2500 HD and 3500 HD are built to endure the extreme stress of heavy-duty work. The pickup truck features a fully boxed frame, which is made of high-strength steel, and a hydroformed front section, which provides a better strength-to-weight ratio than traditional stamped steel structures. Additionally, the pickup truck's bed is made from roll-formed high-strength steel, allowing you to haul heavy payloads for years to come. The GMC Sierra HD packs the muscle and technology to turn your workday into a breeze. Talk to our finance team to get pre-approved for an auto loan and make this heavy-duty pickup truck yours today at Dorsey-Jones GMC in El Reno, OK.

The 2025 GMC Sierra 1500 is one of the most capable and powerful models on the road, and it's also a modern and comfortable ride. You'll enjoy the sheer power of a vehicle that knows no limits, while also resting easy knowing that it's got a full suite of technologically advanced safety features that always have your back. If you want a vehicle that exceeds expectations, it's time to give this new GMC model a look. Capability Meets Comfort in the 2025 GMC Sierra 1500 Outstanding Performance and Power This vehicle is ready to take you on your next great adventure with a robust TurboMax engine and an eight-speed automatic transmission with electric power steering for precision handling. It comes with intelligent built-in features like four-wheel antilock brakes and StabiliTrak to keep you firmly in control on any road. All-season tires round off the package, giving you the traction you need to breeze through tricky weather conditions and unpaved terrain. You'll also find plenty of space to bring larger items with you and keep them secured as the miles go by. The generously -sized cab comes with convenient lights for easy loading and twelve cargo tie-downs, so your gear is always in the right spot and ready for you when you arrive. Phenomenal Safety Features Features like automatic emergency braking, front pedestrian braking, and forward collision alert technology keep you apprised of what's happening ahead and can even stop the vehicle if you're unable to do so in time. The HD rear vision camera does the same when you're backing up, helping you navigate safely into tight parking spaces and change lanes confidently on the highway. There's also a tire pressure monitoring system, great for giving you peace of mind before heading out on a long trip, and six airbags to keep you and your passengers safe in the event of a worst-case scenario. Modern Interior With Everything You Need Enjoy excellent features like single-zone climate control and a driver's seat that you can personalize in four different ways for maximum comfort. These vehicles also come with multiple USB ports, a Wi-Fi hotspot, and Bluetooth connectivity so that you can charge and access everything on your phone safely. You'll find plenty of entertainment options too, as these vehicles sync with Android Auto and Apple CarPlay. These vehicles are changing the game in exciting ways. You'll find a rugged and ready build, plus exceptional convenience features that make driving a joy. If you're ready to experience a truck that truly does it all while keeping you and your family safe and connected at the same time, hop behind the wheel of one of these GMC models. Stop by Dorsey-Jones GMC in El Reno, OK, and take one for a test spin today.

If ordinary SUVs feel cramped or uninspiring for your big family, there's the 2025 GMC Yukon XL waiting for you at your local GMC dealership. This three-row full-size SUV pushes the boundaries of space, comfort, and style. Extra Space, Extra Style: The 2025 GMC Yukon XL Seating for Up to Eight The base configuration of the GMC Yukon XL accommodates eight in three spacious rows, featuring bucket seats in the first row and power-release bench seats in the second and third rows. This makes it an excellent choice for families with more than three children. If you prioritize luxury over seating capacity, the AT4 Ultimate and Denali Ultimate trim levels replace the second-row bench seat with captain's chairs, dropping the max passenger count to seven in exchange for an executive-quality ride. There are 44.5 inches of legroom and 42.3 inches of headroom in the front row, so tall drivers don't need to worry about feeling cramped. The second row offers a remarkable 42 inches of legroom and 38.9 inches of headroom, and the third row offers an equally generous 36.7 inches of legroom and 38.2 inches of headroom. Large Cargo Area to Haul Plenty of Luggage Behind the rearmost seats, you will find a massive cargo area that fits 41.5 cubic feet of luggage. A standard AutoSense power liftgate makes loading and unloading easier, and a collapsible cargo area organizer helps you securely store smaller items. Folding the third and second-row seats expands the cargo volume to a whopping 144.5 cubic feet, preparing the SUV to haul home improvement supplies, camping gear, or even a large mountain bike. Comfort and Convenience for All Occupants Long-range comfort comes standard in the GMC Yukon XL. At entry level, the SUV offers perforated leather seats with 8-way power adjustment, heating, and ventilation for the front row and heating for the second row. Standard in-cabin amenities include tri-zone automatic climate control, wireless phone charging, USB charging ports, and a Bose CenterPoint Surround 10-speaker audio system. The SUV also offers a stunning 16.8-inch center touchscreen for entertainment, featuring Google Built-in and natural voice recognition. Designed to Make an Impression The G<C Yukon XL makes a great impression wherever it shows up. The behemoth SUV features a muscular build with sharp body contours and a high ground clearance. A massive black grille with horizontal slats, vertical LED headlamps with animated lighting, and a stylish hood with chiseled lines give the vehicle's front fascia a confident, squared-off look. By default, the SUV rides on 20-inch Carbon Flash Metallic wheels, but drivers can choose from a range of alternatives, including several 24-inch options. Shopping for a stylish SUV with extra seating space? The three-row GMC Yukon XL brings you the very best of everything you're looking for. Visit us at Dorsey-Jones GMC in El Reno, OK to make this exciting full-size SUV yours today.