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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...
  2. C70 (2006-2013)
    I have a 2008 C70 with 77,000 miles on it… About once every month or two I use a can of either Seafoam or Techron gas additive to keep the fuel system clean… And I fill up with premium gas thinking it will maybe burn cleaner… But the more I think of it… How many people actually use premium...
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