I guess every time an oil change is done in the future, I'll ask to check this thing.
Note to self: never buy another automatic if I can (persuade wife).
2008 528i: Ti Silver/Black/Light Poplar Wood, ZPP, ZCW, STEP, Comfort Seat, Heated Rear Seat, PDC, Xenon, Nav, iPod. 35% ceramic tint. VentureShield Clear Bra.