fuel efficiency
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Fuel efficiency: 10 mpg loss after service. What to check?
I had my car - a Skoda Yeti - serviced recently and the fuel efficiency has nose-dived. I took it out on a long run on Friday and instead of getting my normal 48 mpg, I got mid 30s mpg one way and it just hit 40 mpg on the return. Now, the brakes were replaced so I checked them but there doesn't...