well, first of all, those 2 items had nothing to do with your issue.
i would look for vacuum leaks at the motor. check the fuel pressure regulator vacuum line for fuel inside.
otherwise, it could be an iac motor but you need a shop to check and confirm.
Roy
idle air control motor located on the throttle body.
Roy
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will check vacuum line again i did replace the fuel pressure regulator.whatis the iac motor? thanks
idle air control motor located on the throttle body. Roy