I REPLACED A CLUTH IN THIS CAR. NOW WHEN I START IT, IT WILL IDLE PERFECT. THEN WHEN U STEP ON GAS TO REV IT UP, IT BOGS DOWN AND SOMETIMES PICKS BACK UP. IVE REPLACED INTAKE AND THROTTLE BODY GASKETS. PUT NEW PLUGS IN. CHECK ALL FUSES AND RELAYS. IVE UNPLUGGED SENSORS WHILE RUNNING AND ALL SENSORS MADE A DIFFERNCE WHILE ENGINE WAS RUNNING. THERE ISNT ANY DTC CODES PENDING