Rough Idle and Blinking Check Engine Light on 2000 Pontiac Montana

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.

by in Sun City, CA on July 12, 2010
1 answer
ANSWER by on August 30, 2010
maybe get your charging system checked or have all the ground wires looked over.

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