I'd be interested in seeing an official reference to such bailout loans. The government payouts are public record so any such loans to BMW should also be on the record. $3-4B is big enough that it shouldn't be able to be hidden that easily.
2014 GLK250 BlueTec - Tenorite Grey
, Dark Ash
2009 335d Sport - Space Grey
, Gloss Black
2001 Jetta TDI - Blue