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      06-07-2015, 12:58 PM   #1
3.0L
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Drives: M235i, 20k miles
Join Date: Apr 2014
Location: California

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How can you be certain the oil was really changed?

I take both my M235i and MB to the dealer for maintenance and oil changes. Since neither have a dipstick, how can I be sure the oil was really changed?
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///M235i | Mineral Grey Metallic | Premium Package | Technology Package | Driver Assistance Package | Dakota Coral Red/Black Leather | Harman/Kardon Premium 360 watt sound system | 8-speed automatic

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