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semisynthetic

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    W208 CLK - Service interval - semi-synthetic oil

    Last month I had my W208 CLK320 serviced. Semi synthetic oil was used (if I had know I would have requested fully synthetic). The service interval was reset to 10,000 miles. But despite doing mostly long journeys the interval to next service is falling. I would have expected with my types of...
    • wemorgan
    • Thread
    • clk interval oil semisynthetic service w208
    • Replies: 9
    • Forum: Engine
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