Summary

• With 1,204 currently listed for sale and an average price of $76,713.00, 33.3% of 2025 GMC Sierra 3500HDs for sale on CarGurus are rated as good or great deals.

• Favorably reviewed: Owners rated the 2025 GMC Sierra 3500HD 5 / 5 stars.

• 95.1% of 2025 Sierra 3500HD models on CarGurus are accident free.

Why it stands out

The 2025 GMC Sierra 3500HD is a standout in the heavy-duty truck segment, known for its impressive towing and hauling capabilities, making it a reliable choice for both work and leisure. With a robust design that emphasizes strength and durability, the Sierra 3500HD is marketed as a "commercial grade" workhorse, yet it has evolved to offer a more refined and luxurious experience, especially in its higher trims like the Denali. This model features advanced technology for towing and off-roading, enhancing its appeal to buyers who need both functionality and comfort. The Sierra 3500HD's accident-free percentage of 95.1% further underscores its reliability, making it a solid investment for those in the market for a heavy-duty truck.

Other model years to consider

• 2024 GMC Sierra 3500HD

  • Average price: $69,144.00
  • Good/great deal percentage: 33.9%
  • User rating: 5 / 5
  • Total listings: 1,287

• 2023 GMC Sierra 3500HD

  • Average price: $56,587.00
  • Good/great deal percentage: 33.8%
  • Accident-free percentage: 91.2%
  • Total listings: 1,186

• 2021 GMC Sierra 3500HD

  • Average price: $52,624.00
  • Good/great deal percentage: 31.4%
  • User rating: 5 / 5
  • Total listings: 675

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