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  1. Fuel filter dissection

    TrailBlazer / Envoy Chat
    I took a long trip over the weekend and got a measly 14.8mpg (281 miles/18.9g), mostly highway but some stop and go through the small towns. Usually average around 19. That is with the heavy wheels and audio gear. I had not done the fuel filter in the last 25K, so I did it today. Couldn't...
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