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  1. PCM tuning & Computer Diagnostics
    I have a 93 firebird which is the year the computers have a chip computer which I've heard are terrible for tuning and I am going to do some fun things to the car so should I swap the computer and what too? TYIA!
  2. PCM tuning & Computer Diagnostics
    Hey all, Im trying to learn TunerPro still over these last few days. However there are a few tables that i dont really understand how changing them effects the various values. PE AFR Correction - RPM and Coolant, CORRCL airflow %, DFCO spark blending, Maf calibration. Overall i would like to...
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