2020 Gmc Terrain SLT Contact for price 6518 Essington Avenue, Philadelphia, PA 19153 More Philadelphia, PA GMC Terrain's 2023 $24,688 Miles 2021 $16,990 Miles 2018 $16,991 Miles 2021 $16,990 126,756 Miles 2021 $18,490 Miles 2015 $13,299 Miles