The 2025 GMC Sierra 3500HD Pro represents serious capability with professional-grade power and versatility. This crew cab long bed combines the renowned Duramax 6.6L turbodiesel engine with a 10-speed automatic transmission and 4WD to handle demanding jobs with confidence.
- Duramax 6.6L V8 Turbodiesel engine with 220-amp alternator
- Heated and auto-dimming power-adjustable outside mirrors
- X31 Off-Road Package for enhanced terrain capability
- Engine block heater for reliable cold-weather operation
- Convenience Package with power outlets and SiriusXM trial subscription
- Crew cab long bed configuration with 120-volt power outlets
- Automatic Emergency Braking and lane departure warning
This well-equipped Sierra is ready to work. Stop by to explore how the Pro trim delivers the performance and features you need on the job site.