Used 2020 GMC Terrain for Sale near Ontario

## Summary - With 246 currently listed for sale and an **average price of $20,224.00 CAD**, 22.4% of 2020 GMC Terrains for sale on CarGurus are rated as good or great deals. - **Favourably reviewed:** Owners rated the 2020 GMC Terrain 4.62 / 5 stars. - **100.0% of 2020 Terrain models on CarGurus are accident free**. ## Why it stands out The 2020 GMC Terrain is a well-rounded compact SUV that combines comfort, safety features, and a spacious interior, making it a strong contender in its class. Owners often highlight its luxurious feel and intuitive entertainment system, particularly in the Denali model. While it excels in providing a comfortable ride and a suite of safety technologies, some reviews note that it may not offer the same ride quality as larger SUVs like the Traverse, nor as much rear passenger comfort. Its 100% accident-free rate across the listings adds peace of mind for used buyers, indicating dependable performance. This compact SUV is not only stylish with its angular design but also functional for those seeking versatility in urban and outdoor adventures. ## Other model years to consider - **[2023 GMC Terrain](https://www.cargurus.ca/Cars/l-Used-2023-GMC-Terrain-c32471)** - Average price: $28,689.00 CAD - Good/great deal percentage: 32.0% - User rating: 5 / 5 - Total listings: 819 - **[2024 GMC Terrain](https://www.cargurus.ca/Cars/l-Used-2024-GMC-Terrain-c33045)** - Average price: $31,246.00 CAD - Good/great deal percentage: 34.1% - User rating: 5 / 5 - Total listings: 621 - **[2021 GMC Terrain](https://www.cargurus.ca/Cars/l-Used-2021-GMC-Terrain-c30365)** - Average price: $23,001.00 CAD - Good/great deal percentage: 25.5% - User rating: 5 / 5 - Total listings: 384 This analysis is based on CarGurus' proprietary market data from April 6, 2026, CarGurus experts' opinions, and generative AI.