Used 2018 GMC Terrain for Sale near Madison, WI

## Summary - With 2,009 currently listed for sale on CarGurus and an **average price of $14,428.00**, 33.5% 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. - **62.2% of 2018 Terrain models on CarGurus are accident-free**. - The 2018 GMC Terrain arrived with a redesign that offers improved interior design and technology, although some critics miss the bold styling of its predecessor. ## Why it stands out The 2018 GMC Terrain marks a significant shift from its more rugged predecessor, now taking on a softer and more conservative look. While the redesign aims to appeal to a broader consumer base, it has also drawn mixed reactions regarding its aesthetic appeal. Notably, this model features a spacious cabin equipped with various comfort and safety features, particularly in higher trim levels. The ride quality is enhanced by the option of a turbocharged 2.0-liter engine, which provides a satisfying driving experience. However, some users have voiced concerns regarding brake sensitivity and the lack of power under certain conditions. This model stands out for its mix of comfort and a plethora of available features, making it a solid choice for those prioritizing a roomy compact SUV. ## Other model years to consider - **[2023 GMC Terrain](https://www.cargurus.com/Cars/l-Used-2023-GMC-Terrain-c32471)** - Average price: $23,254.00 - Good/great deal percentage: 30.8% - User rating: 5 / 5 - Total listings: 5,377 - **[2024 GMC Terrain](https://www.cargurus.com/Cars/l-Used-2024-GMC-Terrain-c33045)** - Average price: $23,298.00 - Good/great deal percentage: 30.7% - User rating: 5 / 5 - Total listings: 4,462 - **[2021 GMC Terrain](https://www.cargurus.com/Cars/l-Used-2021-GMC-Terrain-c30365)** - Average price: $18,607.00 - Good/great deal percentage: 35.3% - User rating: 5 / 5 - Total listings: 2,923 This analysis is based on CarGurus' proprietary market data from February 17, 2026, CarGurus experts' opinions, and generative AI.