Used 2020 GMC Terrain for Sale near Phoenix, AZ

## Summary - With 2,141 currently listed for sale and an **average price of $18,135.00**, 33.5% of 2020 GMC Terrains for sale on CarGurus are rated as good or great deals. - **Favorably reviewed:** Owners rated the 2020 GMC Terrain 4.62 / 5 stars. - **67.8% of 2020 Terrain models on CarGurus are accident free**. ## Why it stands out The 2020 GMC Terrain offers a compelling blend of comfort, safety, and spaciousness, making it a popular choice among compact SUVs. Many owners appreciate its luxurious feel and intuitive infotainment system, particularly in the Denali trim. Notably, the Terrain boasts a robust safety record and provides a comfortable ride, although some drivers have pointed out that the rear passenger comfort and overall ride quality may not measure up to larger models, such as the Traverse. Its unique styling, which is distinct from the Chevrolet Equinox, gives the Terrain a rugged appeal, especially with the off-road-focused AT4 variant. Compared to its competitors, the Terrain provides good value, particularly due to its lower depreciation rates. ## Other model years to consider - **[2021 GMC Terrain](https://www.cargurus.com/Cars/l-Used-2021-GMC-Terrain-c30365)** - Average price: $18,876.00 - Good/great deal percentage: 30.0% - User rating: 5 / 5 - Total listings: 2,464 - **[2023 GMC Terrain](https://www.cargurus.com/Cars/l-Used-2023-GMC-Terrain-c32471)** - Average price: $24,081.00 - Good/great deal percentage: 29.1% - User rating: 5 / 5 - Total listings: 4,777 - **[2024 GMC Terrain](https://www.cargurus.com/Cars/l-Used-2024-GMC-Terrain-c33045)** - Average price: $24,044.00 - Good/great deal percentage: 29.2% - User rating: 5 / 5 - Total listings: 3,995 This analysis is based on CarGurus' proprietary market data from March 23, 2026, CarGurus experts' opinions, and generative AI.