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octane
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  1. XC90 (SPA: 2016 - )
    Hello, Owner of a 2019 XC90 T5 Momentum AWD in USA. I have been putting 87-89 octane fuel in my car for the past couple of years, and just now noticed that the fuel lid says 91 octane. I have switched over now, but just worried about a couple of things: 1) Have I caused some long term...
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