1997 Ford Expedition Q&A

1997 Ford Expedition Question: flashing check engine light

Check engine light flashing, truck running rough. -
Answer 1
As I said in your question above, the PCM monitiors to many sensors to just be able to say for sure what your problem is without the code numbers. And parts for todays vehicles are to expensive to just buy and not fix your problem. -
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WHILE driving,especially on the highway, my check engine light which is already on begins to flassh. trying to find more likely reason.