in idle when you give it gas it sounds a bit rough. can I take it to autozone and have them put a computer on it to tell me whats wrong?
service engine soon light came on. on 2004 GMC Envoy
they will adv you on codes then post so we can adv.do not buy anything from them yet
1 more answer
I agree dont start throwng money at this problem, Hopefully a code has been set, so do a scan, also how is your preventive maintence been on this vehicle, are you doing your scheduled services in a timely manner? Let us know