The TYC 17 5748 00 Left Inner Tail Light Assembly is engineered to provide a direct replacement for the left inner tail light on 2010 2017 GMC Terrain models This assembly ensures seamless integration with the vehicle s existing lighting system maintaining both functionality and aesthetics Constructed with high quality materials it features a durable plastic housing and a red and clear lens designed to withstand various environmental conditions and deliver consistent performance over time The assembly includes halogen bulbs for the back up rear side marker and turn signal functions ensuring all necessary components are provided for a complete installation Designed for liftgate mounting the TYC 17 5748 00 tail light assembly offers a precise fit facilitating a straightforward installation process without the need for vehicle modifications This product is DOT SAE compliant meeting or exceeding FMVSS 108 standards for photometry and safety compliance thereby ensuring reliable visibility and safety on the road Additionally the assembly undergoes rigorous cycling tests to ensure quality and durability and is produced in facilities certified to ISO9001 2000 and QS9000 standards reflecting TYC s commitment to precisiond quality ill aspects of the light assembly