flashing check engine light on 1997 Ford Expedition

Check engine light flashing, truck running rough.

by in Grand Rapids, MI on April 30, 2011
1 answer
ANSWER by on April 30, 2011
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.

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