Quote:
Originally Posted by X5 Copa
I had a horrid moaning and groaning noise coming from the engine compartment of my '11 50i. Turned out it was the oil pump. Search that and you will find good information (here, Google and at Bimmerfest). These rigs have sort of noisy oil pumps anyway, but I had my oil pump replaced and I am now in good shape.
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Hmmm. I would not characterize the whine from my 50i as "horrid"
Was your failing oil pump audible at idle?