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2026 GMC Sierra 2500 HD and 2026 GMC Sierra 3500 HD
Meet the 2026 GMC Sierra 2500 HD Hagerstown, MD and the 2026 GMC Sierra 3500 HD Hagerstown, MD, at Sheehy GMC
The 2026 GMC Sierra 2500 Hagerstown, MD, and 2026 GMC Sierra 3500 Hagerstown, MD, are built for drivers who demand power, capability and refinement in one package. These heavy-duty pickups deliver class-leading strength with a range of trims from the work-ready PRO to the luxurious Denali Ultimate. Sheehy GMC proudly offers every configuration so you can find the perfect fit for your towing, hauling and lifestyle needs.
Which GMC dealers have the 2026 GMC Sierra 2500 HD Hagerstown, MD and the 2026 GMC Sierra 3500 HD Hagerstown, MD, in stock?
We do! Visit us today to explore the bold power of these GMC trucks. The 2026 GMC Sierra 2500 Hagerstown, MD, comes equipped with a 6.6L V8 engine generating 401 horsepower and 464 lb-ft of torque, paired with an Allison® 10-speed automatic transmission for smooth gear shifts and confident performance. For even more muscle, the available 6.6L Duramax® Turbo-Diesel V8 produces 470 horsepower and 975 lb-ft of torque, offering up to 22,390 pounds of towing capacity. The 2026 GMC Sierra 3500 Hagerstown, MD, takes towing power to new heights, with diesel models able to handle up to 31,500 pounds.
The 2026 GMC Sierra 2500 Hagerstown, MD, and 2026 GMC Sierra 3500 Hagerstown, MD, prioritize safety with Forward Collision Alerts, Lane Departure Warnings, IntelliBeam headlights and Automatic Emergency Braking. Optional HD Surround Vision, Trailer Side Blind Zone Alerts and Adaptive Cruise Control add confidence when towing or navigating busy roads.
Both GMC trucks include technology designed for convenience and control. Standard features include Apple CarPlay®, Android Auto™, a 7-inch touchscreen, Wi-Fi hotspot capability and a 3.5-inch driver information display. Hitch Guidance makes towing easier while Bluetooth® keeps you connected. Optional upgrades bring a premium experience with a 13.4-inch GMC Premium Infotainment System with Google™ built-in, a 12.3-inch driver information center, a multi-color head-up display and a Bose® Premium Series 12-speaker sound system. Remote start and wireless charging add to everyday comfort in the 2026 GMC Sierra 2500 HD Hagerstown, MD and the 2026 GMC Sierra 3500 HD Hagerstown, MD.
The cabs of the 2026 GMC Sierra 2500 Hagerstown, MD, and 2026 GMC Sierra 3500 Hagerstown, MD, offer space for three to six passengers depending on cab size. Vinyl seating and rubberized floor mats are standard for durability while premium trims bring perforated leather, dual-zone climate control, heated and ventilated seats and massaging front seats. The Denali Ultimate trim offers premium accents and upscale finishes, turning these trucks into mobile luxury spaces. Rugged style meets practical design with features like CornerStep rear bumpers, animated LED headlights, black vertical trailering mirrors and cargo tie-downs. Available upgrades include a MultiPro Tailgate, chrome accents, power-retractable steps with LED lighting and 20-inch wheels.
Where can I test drive a 2026 GMC Sierra 2500 HD Hagerstown, MD and the 2026 GMC Sierra 3500 Hagerstown, MD?
Visit Sheehy GMC to get to know the key features of the 2026 GMC Sierra 2500 Hagerstown, MD and 2026 GMC Sierra 3500 Hagerstown, MD. Schedule a test drive, compare trims and see firsthand why these trucks set the benchmark for heavy-duty capability.
MSRP
*The Manufacturer’s Suggested Retail Price excludes destination freight charge, tax, title, license, dealer fees and optional equipment. Dealer sets final price.
PRO, SLE & SLT
INTERIOR
*Based on latest competitive data available. Excludes other GM vehicles.
EXTERIOR
*Class is gasoline and diesel heavy duty pickups in the GM Large Pickup segment. Based on latest competitive data available. Excludes other GM vehicles.
*Non-GM warranty. Limited warranty by KICKER®, 3 years/36,000 miles, whichever comes first. For more information, contact your dealer. Dealer-installed accessory.
CAPABILITY
*Requires a 3500 HD Regular Cab long bed 2WD DRW model with available Duramax® 6.6L Turbo-Diesel V8 engine, Max Trailering Package, gooseneck hitch, Convenience Package and 120-volt power outlet. Sierra HD’s as shown 21,600-lb. max rating requires a Crew Cab standard bed 4WD model with available Duramax® 6.6L Turbo-Diesel V8 engine, Max Trailering Package, Gooseneck/Fifth-Wheel Prep Package, 18" or 20" wheels and tires and gooseneck/fifth-wheel hitch. Maximum trailering ratings are intended for comparison purposes only. Before you buy a vehicle or use it for trailering, carefully review the trailering section of the Owner’s Manual. The trailering capacity of your specific vehicle may vary. The weight of passengers, cargo and options or accessories may reduce the amount you can trailer.
*Class is gasoline and diesel heavy duty pickups in the GM Large Pickup segment. Based on latest competitive data available. Excludes other GM vehicles.
*App functionality and features vary with vehicle equipment and trim level. Data connection may be required. Some features require active service plan and working electrical system. User terms and limitations apply.
*App functionality and features vary with vehicle equipment and trim level. Data connection may be required. Some features require active service plan and working electrical system. User terms and limitations apply.
TECHNOLOGY
*Not available on Pro. Functionality varies by model. Full functionality requires compatible Bluetooth and smartphone, and USB connectivity for some devices.
*Google™ built-in services are subject to limitations and availability may vary by vehicle, infotainment system, and location. Select service plan required. Certain Google™ Actions and functionality may require account linking. User terms and privacy statements apply. Google™, Android Auto™, Google Play™, and Google Maps™ are trademarks of Google™ LLC.
*Not available on Pro.
*Vehicle user interface is a product of Apple® and its terms and privacy statements apply. Requires compatible iPhone®, and data plan rates apply. Apple CarPlay®, Siri®, iPhone® and Apple Music® are trademarks of Apple® Inc., registered in the U.S. and other countries.
*Vehicle user interface is a product of Google™, and its terms and privacy statements apply. Requires the Android Auto™ app on Google Play™ and a compatible Android™ smartphone. Data plan rates apply. You can check which smartphones are compatible at g.co/androidauto/requirements. Android Auto™ is a trademark of Google™ LLC.
*Safety or driver assistance features are no substitute for the driver’s responsibility to operate the vehicle in a safe manner. The driver should remain attentive to traffic, surroundings and road conditions at all times. Visibility, weather and road conditions may affect feature performance. Read the vehicle Owner’s Manual for important feature limitations and information.
*Safety or driver assistance features are no substitute for the driver’s responsibility to operate the vehicle in a safe manner. Read the vehicle Owner’s Manual for important feature limitations and information. Some camera views require available accessory camera and installation. Not compatible with all trailers. See your dealer for details.
*Requires available accessory trailer camera and installation. Not compatible with all trailers. Safety or driver assistance features are no substitute for the driver’s responsibility to operate the vehicle in a safe manner. Read the vehicle Owner’s Manual for important feature limitations and information. See your dealer for details.
*Requires compatible conventional trailer.*Requires compatible trailer.*Bose® is a registered trademark of the Bose® Corporation in the U.S. and other countries.
*OnStar® Basics is standard for 8 years; working electrical system, cell reception and GPS signal required. OnStar® links to emergency services. Service coverage varies with conditions and location. Service availability, features and functionality vary by device and software version. Subject to user terms. See onstar.com for details and limitations.
*Available on select Apple® and Android™ devices. Service availability, features and functionality vary by vehicle, device and the plan you are enrolled in. Terms apply. Device data connection required. See onstar.com for details and limitations.
*OnStar® plan, working electrical system, cell reception and GPS signal required. OnStar® links to emergency services. Not all vehicles may transmit all crash data. See onstar.com for details and limitations.
AT4 & AT4X
*AT4X not available for Sierra 3500 HD.
INTERIOR
*Based on latest competitive data available.
EXTERIOR
*Non-GM warranty. Limited warranty by KICKER®, 3 years/36,000 miles, whichever comes first. For more information, contact your dealer. Dealer-installed accessory.
CAPABILITY
*App functionality and features vary with vehicle equipment and trim level. Data connection may be required. Some features require active service plan and working electrical system. User terms and limitations apply.
TECHNOLOGY
*Functionality varies by model. Full functionality requires compatible Bluetooth and smartphone, and USB connectivity for some devices.
*Google™ built-in services are subject to limitations and availability may vary by vehicle, infotainment system, and location. Select service plan required. Certain Google™ Actions and functionality may require account linking. User terms and privacy statements apply. Google™, Android Auto™, Google Play™, and Google Maps™ are trademarks of Google™ LLC.
*Safety or driver assistance features are no substitute for the driver's responsibility to operate the vehicle in a safe manner. The driver should remain attentive to traffic, surroundings and road conditions at all times. Visibility, weather, and road conditions may affect feature performance. Read the vehicle Owner's Manual for more important feature limitations and information.
*Safety or driver assistance features are no substitute for the driver’s responsibility to operate the vehicle in a safe manner. The driver should remain attentive to traffic, surroundings and road conditions at all times. Visibility, weather and road conditions may affect feature performance. Read the vehicle Owner’s Manual for important feature limitations and information.
*Requires available accessory trailer camera and installation. Not compatible with all trailers. Safety or driver assistance features are no substitute for the driver’s responsibility to operate the vehicle in a safe manner. Read the vehicle Owner’s Manual for important feature limitations and information. See your dealer for details.
*Safety or driver assistance features are no substitute for the driver’s responsibility to operate the vehicle in a safe manner. Read the vehicle Owner’s Manual for important feature limitations and information. Some camera views require available accessory camera and installation. Not compatible with all trailers. See your dealer for details.
*Requires compatible conventional trailer.
*Requires compatible trailer.
*Safety or driver assistance features are no substitute for the driver’s responsibility to operate the vehicle in a safe manner. Read the vehicle Owner’s Manual for more important feature limitations and information.
*Vehicle user interface is a product of Apple® and its terms and privacy statements apply. Requires compatible iPhone®, and data plan rates apply. Apple CarPlay®, Siri®, iPhone® and Apple Music® are trademarks of Apple Inc., registered in the U.S. and other countries.
*Vehicle user interface is a product of Google™, and its terms and privacy statements apply. Requires the Android Auto™ app on Google Play™ and a compatible Android™ smartphone. Data plan rates apply. You can check which smartphones are compatible at g.co/androidauto/requirements. Android Auto™ is a trademark of Google™ LLC.
*OnStar® Basics is standard for 8 years; working electrical system, cell reception and GPS signal required. OnStar® links to emergency services. Service coverage varies with conditions and location. Service availability, features and functionality vary by device and software version. Subject to user terms. See onstar.com for details and limitations.
*Available on select Apple® and Android™ devices. Service availability, features and functionality vary by vehicle, device and the plan you are enrolled in. Terms apply. Device data connection required. See onstar.com for details and limitations.
*OnStar® plan, working electrical system, cell reception and GPS signal required. OnStar® links to emergency services. Not all vehicles may transmit all crash data. See onstar.com for details and limitations.
DENALI & DENALI ULTIMATE
*Non-GM warranty. Limited warranty by KICKER®, 3 years/36,000 miles, whichever comes first. For more information, contact your dealer.
*Safety or driver assistance features are no substitute for the driver’s responsibility to operate the vehicle in a safe manner. Read the vehicle Owner’s Manual for important feature limitations and information. Some camera views require available accessory camera and installation. Not compatible with all trailers. See your dealer for details.
*Requires available accessory trailer camera and installation. Not compatible with all trailers. Safety or driver assistance features are no substitute for the driver’s responsibility to operate the vehicle in a safe manner. Read the vehicle Owner’s Manual for important feature limitations and information. See your dealer for details.
*Safety or driver assistance features are no substitute for the driver’s responsibility to operate the vehicle in a safe manner. Read the vehicle Owner’s Manual for important feature limitations and information.
EXTERIOR
*Single rear wheel models only.
*To avoid the risk of injury, never use Recovery Hooks to tow a vehicle. For more information, see the Recovery Hooks section of your Owner’s Manual.
*Single rear wheel models only.
*Non-GM warranty. Limited warranty by KICKER®, 3 years/36,000 miles, whichever comes first. For more information, contact your dealer. Dealer-installed accessory.
CAPABILITY
*App functionality and features vary with vehicle equipment and trim level. Data connection may be required. Some features require active service plan and working electrical system. User terms and limitations apply.
*Safety or driver assistance features are no substitute for the driver’s responsibility to operate the vehicle in a safe manner. The driver should remain attentive to traffic, surroundings and road conditions at all times. Visibility, weather and road conditions may affect feature performance. Read the vehicle Owner’s Manual for more important feature limitations and information.
*Read the Owner’s Manual to learn system limitations while trailering.
INTERIOR
*Based on latest competitive data available.
TECHNOLOGY
*Functionality varies by model. Full functionality requires compatible Bluetooth and smartphone, and USB connectivity for some devices.
*Bose® is a registered trademark of the Bose® Corporation in the U.S. and other countries.
*Bose® and Centerpoint are registered trademarks of the Bose® Corp.
*Safety or driver assistance features are no substitute for the driver’s responsibility to operate the vehicle in a safe manner. The driver should remain attentive to traffic, surroundings and road conditions at all times. Visibility, weather, and road conditions may affect feature performance. Read the vehicle Owner’s Manual for more important feature limitations and information.
*Safety or driver assistance features are no substitute for the driver’s responsibility to operate the vehicle in a safe manner. The driver should remain attentive to traffic, surroundings and road conditions at all times. Visibility, weather and road conditions may affect feature performance. Read the vehicle Owner’s Manual for important feature limitations and information.
*Requires available accessory trailer camera and installation. Not compatible with all trailers. See your dealer for details. Read the vehicle Owner’s Manual for important feature limitations and information. Safety or driver assistance features are no substitute for the driver’s responsibility to operate the vehicle in a safe manner.
*Requires available accessory trailer camera and installation. Not compatible with all trailers. Safety or driver assistance features are no substitute for the driver’s responsibility to operate the vehicle in a safe manner. Read the vehicle Owner’s Manual for important feature limitations and information. See your dealer for details.
*Requires compatible conventional trailer.
*Requires compatible trailer.
*Safety or driver assistance features are no substitute for the driver’s responsibility to operate the vehicle in a safe manner. Read the vehicle Owner’s Manual for more important feature limitations and information.
*OnStar® Basics is standard for 8 years; working electrical system, cell reception and GPS signal required. OnStar® links to emergency services. Service coverage varies with conditions and location. Service availability, features and functionality vary by device and software version. Subject to user terms. See onstar.com for details and limitations.
*Available on select Apple® and Android™ devices. Service availability, features and functionality vary by vehicle, device and the plan you are enrolled in. Terms apply. Device data connection required. See onstar.com for details and limitations.
*OnStar® plan, working electrical system, cell reception and GPS signal required. OnStar® links to emergency services. Not all vehicles may transmit all crash data. See onstar.com for details and limitations.
*OnStar® plan, working electrical system, cell reception and GPS signal required. OnStar® links to emergency services. Not all vehicles may transmit all crash data. Service coverage varies with conditions and location. Service availability, features and functionality vary by device and software version. Subject to user terms. See onstar.com for details and limitations.
*U.S. and Canada only. Available on select Apple® and Android™ devices. Service coverage varies with conditions and location. Service availability, features and functionality vary by device and software version. OnStar Guardian® service plan, cell reception, GPS signal and device data connection required. Mobile Crash Response services are intended for use in select vehicles only and can connect automatically on Android™ devices only. Device permissions are required for app to operate properly. OnStar® links to emergency services. Device and app may not transmit all crash data. Subject to user terms. See onstar.com for details and limitations.
*Available on select 2017 model year and newer GM vehicles with compatible hardware. Third-party trademarks are the property of their respective third-party owners and used under agreement. Requires active service plan. See onstar.com for details and limitations.
*Service varies with conditions and location. Requires active service plan. See onstar.com for details and limitations. Vehicle must be on or in the accessory position for Wi-Fi to function.
SAFETY
*Safety or driver assistance features are no substitute for the driver’s responsibility to operate the vehicle in a safe manner. Read the vehicle Owner’s Manual for important feature limitations and information.
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