Proof in the Pudding

[BL92]

286k miles on dealer services ( 10W60 ? ) with 15,000 mile oil change intervals
Assuming the original engine, Looks like the engineers did an amazing job after all

[oceansize]

And most likely driven like grandma's gardening cart.

[Obioban]

that's... beyond what BMW specifies. They say 15,500, or 1 year, whichever comes first. Lots of those are over both.

... Bet that's pretty gummed up inside.

[digger]

286k miles on dealer services ( 10W60 ? ) with 15,000 mile oil change intervals
Assuming the original engine, Looks like the engineers did an amazing job after all

now what happens at the other end of the bell curve