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Thread: Need Help with DD

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  1. #1
    Join Date
    Aug 2008
    Location
    North Texas
    Posts
    12,078
    E85 or 93 octane with 10% eth? If it's E85 you're probably hearing detonation and you need to drain the fuel and start over.

  2. #2
    Join Date
    Mar 2009
    Location
    Fort Worth
    Posts
    180
    it was 93octane with 10%ethonal. And btw, ethonal is not typical in my area.

    Got everything under control now.
    Thanks.
    http://i121.photobucket.com/albums/o...IMG_2118-1.jpg
    1999 Silverado 1500 Z71/5.3 to LQ4 6.0 swap/ CAI/ crappy exhaust/ tuned by COWL327

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