Quote:
Originally Posted by srmmmm
Changing fluid now would create an environmental disaster inside that transmission. I'm sure that after 375,000 miles the fluid, friction surfaces and seals are in a totally symbiotic relationship at the nano particle level! The engine oil leaks are from the pan gasket and rear main.
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I think I would still do it. But I'm no expert on that.
I can see not changing the oil pan gasket, that would be a pain to do on these X5's.