Posted on June 23, 2019August 28, 2019 by John Ashworth[video] The 2018 GMC Terrain Infotainment system is buggy for sure. Beware… produced by johnny renaissance The 2018 GMC Terrain Infotainment System is buggy for sure. Beware… Recommend this:Share on TumblrEmailLike this:Like Loading...Comments comments