Originally Posted by Spindrift187
I know this sounds stupid but take it to a quick lube (ex.Xpress Lube/Jiffy Lube) if there's one around you, they will diagnose the problem for free(OBDII Scanner).
they wont diagnose the problem, merely get you the code. and of course, most people will immediately replace a part instead of diagnosing it....
there are over 1600 different reasons for a CEL to come on, i would recommend going to someone that knows what they are doing.