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Q:

service light flashing on 2002 Cadillac Seville STS

Rookie cbe0621eac06868b3efe0d8d1d3611e23c60d3114864ea2ec19a68cfbd3eebab
the car light is flashing service engine soon,what do i buy to do the maintanace
(1) Answer
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.