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  1. ('06-'08) 2006 - Hesitation, spark blowout - in 1st and 2nd with Ethanol mix? - SOLVED

    Engine Management, Tuning and Datalogging
    Hey everybody. I finally got my car on the road and am in the process of E-tuning. We got it running pretty good and decided to start adding ethanol into the mix, car has flexfuel. At E35 I have an aggressive hesitation in 1st and 2nd gear as boost comes on or once in boost. Tuner thinks it is...