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Thread: 4.8 vs 5.3 questions

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  1. #1
    i dont think thats the problem cause it drives and rides like my friends. If you know a test i can run it through ill try it and report the results

  2. #2
    Join Date
    Nov 2003
    Location
    Denton Texas
    Posts
    20,540
    Do you use the driver information center readout to see what your instant fuel mileage is while driving?
    See my truck data in the "My Garage" section here... http://www.ls1truck.com/forums/my-ga...tml#post191709

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