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Type: Posts; User: RB440MIKE

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    Thanks for letting us know the 3 bar OS was free....

    Thanks for letting us know the 3 bar OS was free. We were able to patch the flex fuel file and now have a reading flex fuel sensor. For some reason I had it in my head that we had to give 2 credits...
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    Is it possible to repatch with 3 bar tune?

    This a gen 3 2004 gm truck ecm original OS 12587603. We patched it by purchasing a 3 bar OS for a turbo motor. When we tried to turn on the flex fuel sensor we found it did not work. To get The...
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