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1999 Cadillac Seville STS Question: service engine soon



, New York, NY, October 15, 2009, 00:39

why does my cadillac only turn on when service engine soon light is on..?

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  • Answer #1

    October 15, 2009, 16:55

    I'm not sure I understand this. The service engine soon light is the check engine light. You can read more about it here: http://repairpal.com/check-engine-light.

    It means that there is a problem with your car that could definitely be serious enough to affect starting.

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