when i fill my tank its not letting the fumes go threw and it takes forvever to fill up
were is the canister purge valve located trying to change it and dont know were on 2003 Chevrolet S10
I don't think problem is with your purge valve at all. Maybe hose that goes from filler neck down to fuel tank has a kink in it. Are you getting a check engine light? If you do have a purge valve problem you'd be getting a code pointing you in that direction.