The 2016 GMC Terrain SL exhibits significant damage from a front-end and side collision, indicating a serious impact. The black exterior of the vehicle shows considerable damage, with the front end heavily impacted, including a crushed bumper, and distorted body panels. The wheels appear to be in good condition despite the accident. The headlights and glass appear to be intact. The interior, while visible, shows signs of damage, particularly with deployed airbags, which suggest that a front impact has occurred. The dashboard displays zero miles, indicating the car is not functional at the moment. The GMC Terrain SL is a compact SUV known for its comfortable ride and practical features, but this particular vehicle requires considerable repair.

The vehicle's primary damage is front-end with secondary side damage. The front-end damage includes a crushed bumper, and distorted body panels, while the side shows impact damage. Interior shows airbag deployment. There is no evidence of mechanical damage in the provided information.