Used 2020 GMC Terrain for Sale near Mississauga, ON

## Summary - With 254 currently listed for sale and an **average price of $20,844.00 CAD**, 26.4% of 2020 GMC Terrains for sale on CarGurus are rated as good or great deals. - **Favourably reviewed:** Owners rated the 2020 GMC Terrain 4.5 / 5 stars. - **100.0% of 2020 Terrain models on CarGurus are accident free**. ## Why it stands out The 2020 GMC Terrain stands out in the compact SUV segment due to its high level of comfort and impressive safety features. Owners appreciate the spacious and luxurious interior, particularly in the Denali trim, which comes with an intuitive entertainment system. While the Terrain is known for its design intended for off-road capability, its drive quality may not match up to larger models like the GMC Traverse. Notably, the Terrain is a dependable option, with 100% of listed vehicles reported to be accident-free. Despite the lack of hybrid options compared to some competitors, the Terrain's competitive pricing and positive owner feedback make it an appealing choice for families seeking a reliable and comfortable SUV. ## Other model years to consider - **[2023 GMC Terrain](https://www.cargurus.ca/Cars/l-Used-2023-GMC-Terrain-c32471)** - Average price: $28,552.00 CAD - Good/great deal percentage: 31.2% - User rating: 5 / 5 - Total listings: 903 - **[2024 GMC Terrain](https://www.cargurus.ca/Cars/l-Used-2024-GMC-Terrain-c33045)** - Average price: $31,545.00 CAD - Good/great deal percentage: 32.0% - User rating: 5 / 5 - Total listings: 713 - **[2021 GMC Terrain](https://www.cargurus.ca/Cars/l-Used-2021-GMC-Terrain-c30365)** - Average price: $22,582.00 CAD - Good/great deal percentage: 27.6% - User rating: 5 / 5 - Total listings: 373 This analysis is based on CarGurus' proprietary market data from May 11, 2026, CarGurus experts' opinions, and generative AI.