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I have a 2003 Hyundai sonata it idles at 2500 RPM what can be wrong with it help

(2003 Hyundai Sonata)
in Alfred Station, NY on October 20, 2011
just bought the car and it just started doing it today
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Popular Answer
on October 20, 2011
IT COULD BE A LARGE VACCUMN HOSE THAT HAS COME OFF EXCESSIVELY HIGH RPMS ARE CAUSED BY THIS LISTEN TO SEE IF YOU CAN HEAR A SUCKING SOUND
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