Quote:
Originally Posted by Dingle232
Thanks for this. I guess one of the reasons I am considering another change is that the oil was black very quickly. This just makes me wonder how much of the old oil was actually left in the engine.
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diesel engine oil goes black very quickly, that is normal due to the car being an "oil burner", it does not however mean your oil has lost any of its viscosity and to do another oil change would quite frankly, be a waste of your money as it would go black again very quickly.