Disclaimer:
The Manufacturer’s Suggested Retail Price excludes tax, title, license, dealer fees and optional equipment. Dealer sets final price.
1Dealer Discount applied to everyone
The 2026 GMC Sierra 3500HD Pro In-Transit represents a serious work truck built to handle demanding jobsites and daily responsibilities with unwavering capability.
- 6.6L V8 Turbodiesel Duramax engine with 470 horsepower and 975 lb-ft of torque
- 10-Speed Automatic transmission with 4WD
- Dual rear wheels for enhanced stability and load capacity
- 2-Speed Electronic Shift Transfer Case
- Convenience and Suspension Packages
- Electric Rear-Window Defogger
- GMC Infotainment System with AM/FM radio
- Apple CarPlay and Android Auto connectivity
- Lane Departure Warning System with Forward Collision Alert
- Low Speed Forward Automatic Braking
- IntelliBeam Automatic High Beam on/Off
- Electronic Stability Control and Traction Control
- Heavy-Duty 80 Amp-Hour Battery and 170 Amp Alternator
- Chrome bumpers and grille with flat black insert bars
This Sierra 3500HD delivers the diesel power you need for towing, hauling, and jobsite work. The Duramax turbodiesel engine produces strong torque across the RPM range, ensuring responsive performance whether you're loaded or running empty. The available Convenience and Suspension Packages enhance comfort during long shifts while the dual rear wheels provide the stability and load capacity serious work demands.
The Pro In-Transit configuration focuses on practical value, equipping you with the essentials for commercial and professional use. The 2-Speed Electronic Shift Transfer Case gives you control over 4WD engagement, and the heavy-duty electrical system supports the demands of modern work environments. Deep-tinted glass and an electric rear-window defogger improve visibility and comfort in all weather conditions.
Safety features integrate seamlessly into your workday. Lane Departure Warning, Forward Collision Alert, and Low Speed Forward Automatic Braking help you stay aware on unfamiliar routes or busy job sites. The IntelliBeam automatic high beam system adapts to traffic conditions, keeping your focus on the road ahead. Multiple airbags and electronic stability control provide comprehensive protection for you and your crew.
Technology keeps you connected without complication. The GMC Infotainment System paired with Apple CarPlay and Android Auto integration lets you access navigation, music, and communication through familiar smartphone interfaces. Wireless phone projection means your device connects easily, and OnStar services provide peace of mind on the road.
The Sierra 3500HD Pro In-Transit stands ready to earn its keep. With minimal miles and factory-fresh condition, this truck arrives prepared for years of reliable service and performance on your terms. Not all customers may qualify for all rebates listed, see dealer for details. Price includes: $1000 - Buick & GMC Consumer Cash Program. Exp. 08/31/2026 Price includes $225 in dealer added accessories.