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fuel exhaustion

  1. Diesel Diagnostics
    '02 F250 Lariat Crew SB, 2wd , 7.3, 240K miles. Daughter ran it out of fuel, after refueling and running the air out it seems to run well, but fuel economy is abruptly reduced by full 25%. The tank of fuel that was exhausted gave 17.7 mpg in combined city/hwy mileage. First subsequent partial...