Why would the car be at 2RPM when idle?

2001 CHEVROLET MALIBU
174,000 MILES
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OASIS
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today i noticed that my car was at 2RPM when i was stopped. the engine was a lot louder and seemed to be exerting more energy than usual. stopped, it sounded like i was going 80 on the hwy. what could be the problem?
Jul 28, 2012 at 1:09 PM
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ASEMASTER6371
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throttle plate could be stuck partially open, iac valve could be bad, vacuum leak.

is the check engine light on??

Roy
Jul 28, 2012 at 1:25 PM
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OASIS
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no the check engine is not on.
Jul 28, 2012 at 2:26 PM
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ASEMASTER6371
  • CAR REPAIR CONTRIBUTOR
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ok, check the tiems i have suggested

Roy
Jul 28, 2012 at 2:39 PM
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OASIS
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ok, thanks!
Jul 28, 2012 at 2:52 PM
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ASEMASTER6371
  • CAR REPAIR CONTRIBUTOR
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get back to us with your results
Jul 28, 2012 at 3:37 PM
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