service light flashing on 2002 Cadillac Seville STS

the car light is flashing service engine soon,what do i buy to do the maintanace

by in Trenton, NJ on May 13, 2010
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1 answer
ANSWER by , May 16, 2010
The Service Engine Soon light flashing indicates a misfire condition detected. There is a severe failure of the emission control system. Take your car intermediately to a qualified auto repair shop.