New & Used 2025 GMC Sierra 3500HD for Sale near Decatur, GA

## Summary - With 1,113 currently listed for sale on CarGurus and an **average price of $79,713.00**, 28.7% of 2025 GMC Sierra 3500HDs for sale on CarGurus are rated as good or great deals. - **95.7% of 2025 Sierra 3500HD models on CarGurus are accident free**. ## Why it stands out The 2025 GMC Sierra 3500HD stands out in the competitive heavy-duty truck class for its robust towing and hauling capabilities, appealing both to work-oriented buyers and those looking for luxury features. This model year showcases improvements in refinement and technology, making it more desirable than earlier versions. Notably, the Sierra 3500HD blends its workhorse abilities with features typically found in premium vehicles, particularly in its Denali trim. It offers powerful engine options, including a V8 that delivers excellent towing capability, as well as high-quality materials in its interior. However, potential buyers should consider the challenge of maneuvering a large truck in tight spaces and the higher prices of premium trims compared to rivals. ## Other model years to consider - **[2023 GMC Sierra 3500HD](https://www.cargurus.com/Cars/l-Used-2023-GMC-Sierra-3500HD-c32422)** - Average price: $58,164.00 - Good/great deal percentage: 31.1% - User rating: 5 / 5 - Total listings: 1,475 - **[2024 GMC Sierra 3500HD](https://www.cargurus.com/Cars/l-Used-2024-GMC-Sierra-3500HD-c32775)** - Average price: $69,342.00 - Good/great deal percentage: 29.4% - User rating: 5 / 5 - Total listings: 1,417 - **[2021 GMC Sierra 3500HD](https://www.cargurus.com/Cars/l-Used-2021-GMC-Sierra-3500HD-c30861)** - Average price: $53,672.00 - Good/great deal percentage: 36.9% - User rating: 5 / 5 - Total listings: 811 This analysis is based on CarGurus' proprietary market data from February 20, 2026, CarGurus experts' opinions, and generative AI.