I have a Pontiac grand am,its sometimes has a rough idle when I stop. on 2002 Pontiac Grand Am

The head light on the car flashes during this rough idle. What would be the possible cause.

by in Anchorage, AK on October 17, 2012
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2 answers
ANSWER by , October 18, 2012
have it scan tested and go from there
ANSWER by , October 18, 2012
could be a wiring issue or battery issue. is the alt charging ok?