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    93 4.0L Explorer w rough idle - replaced IAC - no change

    rought idle i had the same problem as you, all the same symptoms and i changed everything, 2 o2 sensors IAC sensor, throttle position sensor, MAF, plugs wires fuel regulator, i even bought a scanner for codes. it kept giving me code 136/176 heo2 sensor and 113 122 ,, IAC and throttle position...
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