GM Yigo is a shopping mall in Yigo, Guam, part of the GM Supermalls chain. The mall first opened in 1999. History This article/section is empty. Please expand it. Retrieved from "https://dreamfiction.fandom.com/wiki/GM_Yigo?oldid=265060" Categories: Empty articles GM Supermalls Fictional shopping malls United States Guam 1999 establishments 1999 1990s Community content is available under CC-BY-SA unless otherwise noted.