off of a recent header install, when the car is in gear and at a stop, the idle jumps between 500-700 rpms. I had my computer tuned by pcmforless and it didn't fix the problem. Could it be the existing 02 sensors or spark plug wires?
What could it be.? Whatever it is it is throwing the SES light.
What could it be.? Whatever it is it is throwing the SES light.
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