Summary

• With 1,788 currently listed for sale and an average price of $82,322.00, 37.5% of 2026 GMC Sierra 2500HDs for sale on CarGurus are rated as good or great deals.

• Favorably reviewed: Owners rated the 2026 GMC Sierra 2500HD 5 / 5 stars.

• 96.2% of 2026 Sierra 2500HD models on CarGurus are accident free.

• The 2026 GMC Sierra 2500HD is known for its upscale design and comfort features, making it a strong competitor in the heavy-duty truck market.

Why it stands out

The 2026 GMC Sierra 2500HD distinguishes itself with a blend of rugged capability and refined luxury, appealing to both work and leisure users. This heavy-duty pickup truck is equipped with advanced technology and comfort features that are often found in more upscale vehicles, setting it apart from competitors like the Ford F-150 and Ram 1500. The Sierra 2500HD offers a variety of trim levels, including the luxurious Denali and Denali Ultimate, which provide premium amenities such as a Bose audio system and leather seating. Additionally, the truck's robust engine options, including a powerful 6.6-liter Duramax turbodiesel, ensure it can handle demanding tasks with ease. However, potential buyers should be aware of some reported issues in earlier models, particularly with the infotainment system and electrical components, making it essential to conduct thorough research before purchasing.

Other model years to consider

• 2025 GMC Sierra 2500HD

  • Average price: $75,282.00
  • Good/great deal percentage: 37.0%
  • User rating: 5 / 5
  • Total listings: 3,987

• 2024 GMC Sierra 2500HD

  • Average price: $69,063.00
  • Good/great deal percentage: 36.9%
  • User rating: 4 / 5
  • Total listings: 4,072

• 2020 GMC Sierra 2500HD

  • Average price: $49,661.00
  • Good/great deal percentage: 31.4%
  • User rating: 4.86 / 5
  • Total listings: 1,150

This analysis is based on CarGurus' proprietary market data from July 13, 2026, CarGurus experts' opinions, and generative AI.