im new to this page so please bare with me. im no mechanic so i don't know that much about cars. so im trying to find all the help i can get. well my wifes 03 saturn ion isn't working right now. my mechanic said it was the CAT CONVERTER and said he wanted 700 for it. well i had a buddy of mine come by and look just so we can make sure its not something else. well he put his code reader on and it wouldn't read it. here in colorado they don't have emissions so people have told us just take the cat off. well i don't know how to do that neither. anyways im trying to figure out why the code reader isn't working on my wifes car is going to be the start for us to try to figure out whats wrong with it. so please can somebody help me out??? thank you