Carpocalypse Sales Numbers Sales Figures car sales auto sales Gm Industry News Ray Wert 9/01/09 2:15pm 9/01/09 2:15pm g 727L 7Edit GM August sales down 20.2% Ray Wert PFollowOUnfollow 9/01/09 2:15pm 9/01/09 2:15pm g 727L 7EditGM August sales were down 20.2%, worse than the punditocracy expected. 1 jFacebook iTwitter kTumblrLDiscuss