This new 2026 GMC Sierra 2500HD AT4 represents an excellent opportunity for buyers seeking professional grade and capability. As a nearly new vehicle, it offers the perfect balance of modern features and proven reliability.

Key features include: Diesel, automatic transmission, Onyx Black color. This configuration provides an ideal combination of performance, comfort, and efficiency for everyday driving and beyond.

This vehicle comes equipped with 30 standard features, including 6 technology and 5 comfort.

Priced at $117 859 with 0 km on the odometer (remarkably low mileage for a 0-year-old vehicle), this represents excellent value. Estimated monthly payments start around $2 333/month* based on standard financing terms. Use our calculator below for a personalized quote.

The exterior color is Onyx Black.

Just added 3 day(s) ago, this GMC Sierra 2500HD is one of the freshest listings on the market right now.

This vehicle is available at Paul Sadlon Motors Inc in Barrie, Ontario. Contact the dealership today to schedule a test drive and experience this GMC firsthand.