Steve,

Great observation on the M Class. I now can't wait to see what the service interval is saying. I was told that the system knows that the oil was changed. I'm curious how it knows that. Does it simply see clearer oil with it's resistivity test?

Thanks for your insight,

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Larry Bible
'01 C Class, Six Speed
'84 Euro 240D, manual, 533K miles
'88 300E 5 Speed
'81 300D Daughter's Car
Over 800,000 miles in
Mercedes automobiles