Summary

• With 196 currently listed for sale near Austin, TX and an average price of $83,067.00, 20.9% 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.

• 97.4% of 2025 Sierra 3500HD models on CarGurus are accident free.

• The 2025 GMC Sierra 3500HD continues to offer impressive towing and hauling capabilities, making it a top choice for heavy-duty truck buyers.

Why it stands out

The 2025 GMC Sierra 3500HD stands out in the heavy-duty truck segment due to its combination of robust performance and luxury features. With a maximum towing capacity of up to 35,500 pounds when properly equipped, it excels in hauling heavy loads, making it ideal for both work and recreational use. The Sierra 3500HD is available in various configurations, allowing buyers to choose between different cab styles and bed lengths to suit their needs. Notably, the higher trim levels, such as the Denali, offer a luxurious interior with premium materials and advanced technology, including a large infotainment touchscreen and a premium audio system. While it competes with formidable rivals like the Ford F-350 and Ram 3500, the Sierra 3500HD's reputation for reliability and lower recall rates enhances its appeal among buyers looking for a dependable heavy-duty truck.

Other model years to consider

• 2024 GMC Sierra 3500HD

  • Average price: $78,493.00
  • Good/great deal percentage: 21.9%
  • User rating: 5 / 5
  • Total listings: 196

• 2020 GMC Sierra 3500HD

  • Average price: $40,142.00
  • Good/great deal percentage: 24.3%
  • User rating: 5 / 5
  • Total listings: 70

• 2019 GMC Sierra 3500HD

  • Average price: $46,997.00
  • Good/great deal percentage: 20.9%
  • User rating: 5 / 5
  • Total listings: 67

This analysis is based on CarGurus' proprietary market data from July 2, 2026, CarGurus experts' opinions, and generative AI.