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  1. Iac sensor problem

    Chevy Impala Discussion
    I have a 2003 impala 3.4 and have installed a new crankshaft sensor,camshaft sensor and IAC Sensor which seems to keep malfunctioning every morning, I have to reset it every day and after every reset the car runs smooth can anybody help me to keep the Iac sensor running normal..its not the maf...
  2. TPS (Throttle Position Sensor) Problem

    7th Gen Engine Performance
    Car threw up a TPS sensor code so i replaced it cause it would stall at very low speeds if i slightly hit the gas but it didnt fix the problem, was told my PCM would need to be reprogrammed so i bought the ZZP 1.0, was planning on buying it anyways, but that didnt fix the problem either did i...
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