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  1. C

    Help please!!!

    Thanks guys! I'll try these things and see if it helps.
  2. C

    Help please!!!

    100 percent stock
  3. C

    Help please!!!

    I have a 2007 duramax with 227,000 miles and it won't go over 2000 rpms I change the fuel filters but its just a temporary fix, got someone to scan and it came back as excessive EGR flow, any ideas for what I can try?