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Rough Idle and Blinking Check Engine Light

(2000 Pontiac Montana)
in Sun City, CA on July 12, 2010
I had a blown head gasket and since I got my vehicle back it has been idling rough and just recently my check engine light came on and it blinks when I accelerate.
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Popular Answer
on August 30, 2010
maybe get your charging system checked or have all the ground wires looked over.
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