Quote:
Originally Posted by cirrusman
Something else that I'm thinking about is that, at least on a 124 and 126, you still have lots of oil in the oil cooler that you cannot get out unless you disconnect the lines, so the oil will never be really clean. In my case, I just changed my oil last Saturday and today is black as ink. I don't know the percentages though. When i get a garage to work in I would probably consider disconnecting those lines to get out all the dirty oil...
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As Marshall Booth used to say, the blackness is a feature, not a flaw....just means your oil is doing its job. He also made the point the human eye has great difficulty discerning different degrees of blackness. The fact that the oil "looks" jet black almost immediately is no cause for concern.
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14 E250 Bluetec 4Matic "Sinclair", Palladium Silver on Black, 159k miles
06 E320 CDI "Rutherford", Black on Tan, 179k mi, Stage 1 tune, tuned TCU
91 300D "Otis", Smoke Silver on Tan, 145k mi, wastegate conversion, ALDA delete
19 Honda CR-V EX 77k mi
Fourteen other MB's owned and sold
1961 Very Tolerant Wife
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