low fuel economy

2003 FORD EXPEDITION
70,000 MILES • V8 • 4WD • AUTOMATIC
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KENHICKS1
  • MEMBER
  • 1 POST
Normally get 13mpg, down to 11mpg, only 70k miles, replaces spark plugs last year, used Chevron fuel injector cleaner, using premium gas
Dec 8, 2010 at 5:50 PM
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WRENCHTECH
  • CAR REPAIR CONTRIBUTOR
  • 20,761 POSTS
There are many factors that effect mileage starting with the weather change to colder weather and driving habits. Now add the wear and tear on the engine and your going to expect a reduction in mileage.
Dec 8, 2010 at 6:04 PM
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