If i knew how i would

the SES light isnt on and i JUST filled it with Plus from a super wawa. i was told it has a cam in it but if so it must be really mild cause you cant hear it at idle. im gonna do a full tune up on it $$$$$$$$$$$$$$$ and an Ignition system (anyone have one in mind for a L98?) Hit me up on AIM if you dont mind i have a couple questions for ya. Smartass15864 is my SN