2021 GMC Terrain AWD SLE Price: $22,398 2301 US-22, Union, NJ 07083 More Union, NJ GMC Terrain's 2019 $19,298 44,787 Miles 2024 $34,366 4,902 Miles 2021 $22,798 23,341 Miles 2021 $20,165 34,642 Miles 2022 $27,995 48,694 Miles 2021 $21,110 35,829 Miles