Forza rewards

It said that i had redeemed my 5.2 million in forza rewards for forza 5 but i never got the credits? can anyone help me out?

Please check the Forza rewards section of the FAQ thread stickied at the top of the forums here http://forums.forza.net/turn10_postsm67039_Forza-Motorsport-5---Game-FAQ.aspx#post_67039