Don't worry. It is a great vehicle. As for the production number not being recognized yet, I found there is generally a three to four day lag with that. If you get really anxious, call BMW customer service, and they can give you a better idea.
'08 X3, MT, Titanium Silver on Tobacco/Black with Brushed Aluminum Trim, Servotronic, Htd steering, rear side air, Park dist, Xenon, Nav, Priv Glass, Premium, Cold pkge.