wats up i need help i have a 03 cavalier is has a 06 chevy cobalt ss motor and tranny in it. i cant figure out but it just started running like crap it seems like its not getting enough fuel or air or to much it idels like crap but once you get passed first gear and give it more rpms it seems to be alright. i also hooked it up to a scanner and it has no codes. could someone help me or lead me in the right direction please.