Used 2018 GMC Terrain for Sale near Melville, NY

## Summary - With 2,040 currently listed for sale on CarGurus and an **average price of $14,391.00**, 33.1% of 2018 GMC Terrains for sale on CarGurus are rated as good or great deals. - **Favorably reviewed:** Owners rated the 2018 GMC Terrain 4.54 / 5 stars. - **62.4% of 2018 Terrain models on CarGurus are accident free**. - The 2018 GMC Terrain features a conservatively redesigned look and improved interior quality, although some critics have expressed concerns about its value proposition and safety ratings. ## Why it stands out The 2018 GMC Terrain offers a noticeable upgrade from its predecessor in terms of styling and interior materials. It presents a more streamlined design than the boxy original, with improved control layouts and storage options throughout. This model year reflects GMC's attempt to modernize its crossover offering, now available with a turbocharged 2.0-liter engine that provides significantly better performance than the standard engine, making the driving experience more engaging. While many owners appreciate the comfort and spaciousness of the cabin, some have raised concerns about brake sensitivity and power, especially during certain driving conditions. Overall, the Terrain is a solid choice for buyers looking for a compact crossover, though some users suggest comparing it with competitors like the Honda CR-V for better value. ## Other model years to consider - **[2023 GMC Terrain](https://www.cargurus.com/Cars/l-Used-2023-GMC-Terrain-c32471)** - Average price: $23,278.00 - Good/great deal percentage: 31.1% - User rating: 5 / 5 - Total listings: 5,386 - **[2024 GMC Terrain](https://www.cargurus.com/Cars/l-Used-2024-GMC-Terrain-c33045)** - Average price: $23,303.00 - Good/great deal percentage: 31.6% - User rating: 5 / 5 - Total listings: 4,505 - **[2021 GMC Terrain](https://www.cargurus.com/Cars/l-Used-2021-GMC-Terrain-c30365)** - Average price: $18,553.00 - Good/great deal percentage: 32.4% - User rating: 5 / 5 - Total listings: 2,891 This analysis is based on CarGurus' proprietary market data from February 20, 2026, CarGurus experts' opinions, and generative AI.