Originally Posted by 330Inewbie
i thought bmw said you don't have to change it until 15K miles?
That is true. It's about the oil. Many people feel every 7500 is fine. Some change only the filter at 7500 miles.
Anything more frequent that, imho, is just an excuse to work on the car because "their daddy did it that way" or whatever "feel good" excuse they come up with.