Used GMC Terrain for Sale near Thornhill, ON

## Summary - With 836 currently listed for sale and an **average price of $28,402 CAD**, 31.2% of 2023 GMC Terrains for sale on CarGurus are rated as good or great deals. - **Favourably reviewed:** Owners rated the 2023 GMC Terrain 5 / 5 stars. - **100.0% of 2023 Terrain models on CarGurus are accident-free**. - The 2023 GMC Terrain features a spacious interior with advanced safety technologies, providing a comfortable ride and excellent driving experience. ## Why it stands out The 2023 GMC Terrain sets itself apart with its stylish design and robust safety features, making it a strong contender in the compact SUV market. It boasts a roomy cabin that comfortably accommodates families and passengers alike while also offering a variety of modern technologies to enhance the driving experience. The incorporation of advanced safety technologies ensures peace of mind, whether commuting in the city or venturing out on weekend trips. However, some owners have noted that while it excels in comfort and safety, the power output from its engine could be improved to better meet performance expectations. ## Other model years to consider - **[2024 GMC Terrain](https://www.cargurus.ca/Cars/l-Used-2024-GMC-Terrain-c33045)** - Average price: $31,211 CAD - Good/great deal percentage: 31.9% - User rating: 5 / 5 - Total listings: 645 - **[2021 GMC Terrain](https://www.cargurus.ca/Cars/l-Used-2021-GMC-Terrain-c30365)** - Average price: $22,792 CAD - Good/great deal percentage: 28.5% - User rating: 5 / 5 - Total listings: 372 - **[2019 GMC Terrain](https://www.cargurus.ca/Cars/l-Used-2019-GMC-Terrain-c27723)** - Average price: $19,280 CAD - Good/great deal percentage: 26.5% - User rating: 5 / 5 - Total listings: 245 These recommendations are based on CarGurus' proprietary market data from April 20, 2026, CarGurus experts' opinions, and generative AI.