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  1. Ford F-Series, Ford Super Duty, Ford Diesel
    I took my 2019 Supercrew 3.5L V6 Ecoboost F-150 in for the Cam Phaser replacement, per the recall, and since have experienced a decline in gas mileage. Historically, my truck was getting the advertised 19 mpg, and often was over 20, even in the city (which for me still has a good bit of ighway...
  2. Ford F-Series, Ford Super Duty, Ford Diesel
    Averaging 10-11 mpg driving some city, some highway. I notice others with their trucks getting 16-18 and I don't understand why my mileage is tanking. No check engine lights, just replaced the fuel filter, o2 upstream sensors reading normal, any advice? And is the truck supposed to feel this...
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