2023 GMC Terrain SLT Sport Utility 4D Price: $24,688 Philadelphia, PA More Philadelphia, PA GMC Terrain's 2021 $16,990 Miles 2018 $16,991 Miles 2021 $16,990 126,756 Miles 2021 $18,490 Miles 2015 $13,299 Miles 2023 $25,888 Miles