Thread: Break-in Service: Transmission oil change?
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      08-16-2022, 01:17 PM   #1
G30M
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Break-in Service: Transmission oil change?
When you take your M3 in for 1500 mile break in service they change the engine oil and M diff oil -

I was wondering why not the transmission oil?

Transmission also has moving parts metal on metal!

Thanks for any explanation!
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