Dec 9, 2010 #1 D DavidA Member Joined May 12, 2008 Messages 167 Reaction score 0 Points 16 I have a 2011 GMC Terrain with navigation and I wanted to change the background wallpaper. Does anybody know if this can be done and how to do it.
I have a 2011 GMC Terrain with navigation and I wanted to change the background wallpaper. Does anybody know if this can be done and how to do it.