Originally Posted by tommyboi17
i really hope u or sumone else didnt put on an aftermarket mufler on a grand am doesnt sound like it would be ur probelum but u could try puttin a stock one in and try that and it would also stop cop attracktion. and humiliation
I think you need to re-think that blob of words, I couldn't follow what you were trying to say :X. On a side note, check your EGR valve and what not, mine was messed up on my Camaro and I was having
similar problems.