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2026 GMC® Sierra 3500HD
SLT
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Description
Introducing the 2026 GMC Sierra 3500HD SLT—a powerful heavy-duty truck engineered for serious work and commanding presence. Finished in white with the legendary Duramax 6.6L V8 turbodiesel engine, this Sierra 3500HD delivers the strength and reliability professionals demand. With 4WD capability and a 10-speed automatic transmission, you get the control and efficiency needed for any job.
Key Features:
- Duramax 6.6L V8 Turbodiesel engine with 220-amp alternator
- 4WD with 2-Speed Active Transfer Case
- GMC MultiPro Tailgate for versatile bed access
- X31 Off-Road and Protection Package
- SLT Premium Package with enhanced comfort and convenience
- Gooseneck/5th Wheel Prep Package for towing capability
- Engine Block Heater for cold-weather reliability
- Trailer Tire Pressure Monitor Sensors
- Premium GMC Infotainment System with 13.4" display
- Heated leather-appointed front seats with ventilation
This SLT trim combines rugged capability with premium comfort. The cabin features a power-adjustable driver seat with lumbar support, dual-zone automatic climate control, and wireless charging for your devices. Advanced safety technologies include automatic emergency braking, Ultrasonic Park Assist, and a comprehensive airbag system. The trailer camera provisions and hitch guidance make towing intuitive, while the spray-on bedliner protects your investment.
Built for those who demand nothing less than excellence in their work truck, the Sierra 3500HD SLT is ready to handle whatever you bring to it. Visit Red Rock GMC today to experience the power and precision of this exceptional heavy-duty truck.
Select Shield includes a 3-month or 3,000-mile limited warranty on select vehicles, valid in all 50 states. New vehicles receive coverage beginning after the manufacturer's basic warranty ends. Excludes as-is, tax, tow, salvage, or lemon law vehicles. Vehicle information, options, and features may vary. Verify all details with the dealer. See dealer for complete details.
Dealership Information
Sunday
Closed
Monday
9:00am - 7:00pm
Tuesday
9:00am - 7:00pm
Wednesday
9:00am - 7:00pm
Thursday
9:00am - 7:00pm
Friday
9:00am - 7:00pm
Saturday
9:00am - 7:00pm
Disclaimer
*New, Used, Certified Pre-Owned vehicle pricing excludes Taxes, Title, Licensing, and or other State or Federal fees. Our vehicle information is updated through an automated system every 24 to 48 hours.
RECALL NOTICE: Some vehicles offered for sale may be subject to unrepaired manufacturer safety recalls. To determine the recall status of a vehicle, visit https://www.nhtsa.gov/recalls or click here.
Price
Prices shown excludes state taxes, registration fees, finance charges, emissions testing fees. Some customers may not qualify for all rebates and or incentives offered by the manufacturer or State and Federal government programs. Rebates are subject to residency restrictions. Vehicle information is updated through an automated system every 24 to 48 hours.
Vehicle Information
Vehicle photos provided by the manufacturer may not represent the actual vehicle offered for sale, accessories equipment and color may vary. Vehicle information is updated through an automated system every 24 to 48 hours.
Vehicle Availability
Vehicle information is updated through an automated system every 24 to 48 hours. Additionally, vehicles shown may be in the inventory of a partner dealership and or a dealership with shared ownership. If this is the case, the inventory can be made available to you at dealer's location within a reasonable time.
EPA Disclaimer
Fuel economy ratings and driving range figures are based on EPA estimates for new vehicles, and actual mileage and range may vary depending on factors such as driving conditions, vehicle maintenance, fuel quality, driving habits, and modifications. For used vehicles, the EPA estimates were generated when the vehicle was new, and actual fuel economy may differ more significantly due to factors like age, maintenance history, and vehicle condition. Therefore, EPA estimates should be used as a general guide for comparison purposes only and not as a guarantee of actual fuel economy or driving range, especially when considering used vehicles. For more information please visit http://www.fueleconomy.gov/feg/label/learn-more-PHEV-label.shtml.
2026 GMC® Sierra 3500HD
SLT