car holding rpm

01svtn909

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Jan 10, 2008
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rancho cucamongs
any one know y my car would hold at 1500-to 1900 when i come to a stop and it will stay there if i give a hard rev it will drop to a 1000 the car is a 01 cobra stock
 

32vFromHell

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Mar 31, 2001
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DFW Tx, USA
my new accufab throttle body likes to stick open, and giving it a throttle blip will get it to drop.

You could also check to see if the throttle return spring is either missing or is worn out.
 

01YellowCobra23

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Jul 23, 2005
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STL
check/clean your IAC VALVE....if you clean it and it still does it replace it....this happend to me not to long ago.

replaced my IAC and its now gone
 

venamous01

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Feb 11, 2008
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iowa
idle position sensor, i dont even know if these cars have them but my lt1 trans am did that and i had a cracked idle position sensor.
 

01YellowCobra23

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Jul 23, 2005
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carb and choke cleaner...spray in and i took a tooth brush to it...it helped for a lil bit but my IAC was toast
 

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