2015 GMC Terrain SLT-1 Carbon Black Metallic FWD 2.4L 4-Cylinder SIDI DOHC VVTOdometer is 21129 miles below market average! 22/32 City/Highway MPGAwards: * JD Power Automotive Performance, Execution and Layout (APEAL) Study, JD Power Initial Quality Study * 2015 IIHS Top... via EveryCarListed.com