Search results

  1. L

    Very disappointing ~33 mpg

    All of the above is great information to look at. One more thing to check is your alignment. I gained 2 MPG after getting it done by a very competent repair facility. If you have a way to check and chart your ECT, this would be something that is easily done and has big returns if you identify an...
  2. L

    Sudden improvement in mileage

    Tire pressure adjustment can make a difference in mileage. Warmer weather can also due to the reduced time for the engine to reach operating temp. There are a certain amount of miles a diesel gets better. My 2006 F350 didn't really begin to really loosen up until 90K. Fuel milage began to inch...