One problem related to headlights has been reported for the 2017 GMC Terrain. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2017 GMC Terrain based on all problems reported for the 2017 Terrain.
Headlights, high and low beans are almost useless, they are not bright enough, barely can see to drive it at night, especially if raining, totally almost like being blind.