Hi, I hope someone can offer help with this problem child car. 1985 Olds Cutlass Ciera 2.5L, came in with 13 O2 Sensor, 42 Electronic Spark Timing, and 35 Idle Air Control codes. The is very high, 2200 to 2400 RPM. Cleared codes and the only one to come back i...

FIX posted 9/4/2014

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