return to stock

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    Digital Tuning Need help with returning to stock (SCT)

    I recently got a 2001 Mustang GT that came with an SCT tune and the tuner itself. For the most part the car runs great, but I get an intermediate P0190 code and the car runs slightly poor while its on... but the code goes away within 24 hours. I want to return the car to stock before I further...