Used 2018 GMC Sierra 3500HD for Sale near Appleton, WI

## Summary - With 330 currently listed for sale on CarGurus and an **average price of $41,355.00**, 30.3% of 2018 GMC Sierra 3500HDs for sale are rated as good or great deals. - Owners rated the 2018 GMC Sierra 3500HD 3.67 / 5 stars. - **70.9% of 2018 Sierra 3500HD models on CarGurus are accident free**. - The 2018 GMC Sierra 3500HD offers robust towing capacity alongside a comfortable cabin, making it a solid choice for both work and leisure. ## Why it stands out The 2018 GMC Sierra 3500HD is particularly notable for its combination of rugged capability and refined comfort, making it suitable for both heavy-duty tasks and daily driving. This model year features powerful engine options, which include a robust diesel variant that excels in towing capacity — critical for customers needing to haul significant loads. The interior upgrades found in this generation elevate the driving experience with quality materials and modern technology. Despite its size, it aims to please with features that enhance convenience, such as smart tech options tailored for towing. However, prospective buyers should be aware of its bulk; maneuvering this heavy-duty truck in tight spaces can be a challenge. ## Other model years to consider - **[2023 GMC Sierra 3500HD](https://www.cargurus.com/Cars/l-Used-2023-GMC-Sierra-3500HD-c32422)** - Average price: $58,004.00 - Good/great deal percentage: 31.0% - User rating: 5 / 5 - Total listings: 1,462 - **[2024 GMC Sierra 3500HD](https://www.cargurus.com/Cars/l-Used-2024-GMC-Sierra-3500HD-c32775)** - Average price: $69,319.00 - Good/great deal percentage: 30.1% - User rating: 5 / 5 - Total listings: 1,403 - **[2021 GMC Sierra 3500HD](https://www.cargurus.com/Cars/l-Used-2021-GMC-Sierra-3500HD-c30861)** - Average price: $53,676.00 - Good/great deal percentage: 34.0% - User rating: 5 / 5 - Total listings: 796 This analysis is based on CarGurus' proprietary market data from February 23, 2026, CarGurus experts' opinions, and generative AI.