The 2026 GMC Sierra 3500 HD is built with many safety features to help protect you on the road. This heavy-duty truck includes the Sierra HD Pro Safety package as standard. This package has Forward Collision Alert, Automatic Emergency Braking, and Front Pedestrian Braking. These systems can warn you of danger and help stop the truck if needed. Lane Departure Warning and IntelliBeam automatic high beams also come with this package to help you stay in your lane and see better at night near Boulder.
The Sierra 3500 HD also has StabiliTrak stability control with Proactive Roll Avoidance. This works with electronic trailer sway control to help keep you steady when towing heavy loads. Hill start assist helps prevent rolling backward on steep hills in Colorado. The truck also has 4-wheel antilock disc brakes with DURALIFE rotors for strong stopping power.
Other helpful features include the HD Rear Vision Camera and Tire Pressure Monitoring System. The Teen Driver feature lets parents set limits for young drivers. Visit Mike Maroone GMC at 2460 48th Ct to learn more about this truck.