Why would the engine rev when the cluch is pushed in? It's a 2004 Chevy Aveo.

2004 CHEVROLET AVEO
206,500 MILES
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AHOLLINS2302
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This winter my car idols realy high. When driving it is ok but when I press in the cluch to shift the RPMs jump up instead of going down.
Dec 13, 2011 at 10:15 PM
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RASMATAZ
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Clean the idle air control valve and test the TPS sensor and see what happens
Dec 13, 2011 at 10:21 PM