Summary

• With 228 currently listed for sale near Detroit, MI and an average price of $16,674.00, 21.1% of 2020 GMC Terrains for sale on CarGurus are rated as good or great deals.

• Favorably reviewed: Owners rated the 2020 GMC Terrain 4.5 / 5 stars.

• 61.4% of 2020 Terrain models on CarGurus are accident free.

• The 2020 GMC Terrain is lauded for its comfort and safety features, spacious interior, and economical performance. Many drivers appreciate the luxurious feel and intuitive entertainment system, particularly in the Denali model.

Why it stands out

The 2020 GMC Terrain distinguishes itself in the crowded compact SUV category with its strong emphasis on comfort, safety, and upscale features. Sharing a platform with the Chevrolet Equinox, the Terrain boasts a rugged exterior and sophisticated interior design, particularly in the high-end Denali trim, which enhances its luxury appeal. The availability of advanced technologies, including safety and entertainment features, complements its spacious cabin designed for families. While it competes well in aspects of comfort and technology, the Terrain has been criticized for its engine performance compared to some rivals, particularly in highway acceleration. This balance of luxury and practicality makes the Terrain an appealing choice for buyers seeking a versatile vehicle for daily driving and family adventures.

Other model years to consider

• 2022 GMC Terrain

  • Average price: $22,817.00
  • Good/great deal percentage: 16.5%
  • User rating: 4.83 / 5
  • Total listings: 284

• 2019 GMC Terrain

  • Average price: $14,898.00
  • Good/great deal percentage: 23.4%
  • User rating: 5 / 5
  • Total listings: 256

• 2023 GMC Terrain

  • Average price: $23,601.00
  • Good/great deal percentage: 23.2%
  • User rating: 5 / 5
  • Total listings: 194

This analysis is based on CarGurus' proprietary market data from May 19, 2026, CarGurus experts' opinions, and generative AI.