my iroc will ideal when cold but ideals real high when warms up will not go down .HAS NO POWER LIKE ITS LOADING UP <FEATHER PEADLE BUILD RPM SOMETIMES WILL TAKE OFF THEN WILL LOOSE POWER BUT DOSNT DIE CODE 33 SMELLS RICH GAS FUMES

 

Maf sensor or maf relay on the firewall. note: IDLE not "ideal".