Mechanic Job in Edmonton, Alberta

I require a knowledgeable person Have been having ongoing issue with a 97 Ford F-250 ford 4x4 standard 5.8 litre Change a lot of censors Installed a new rear tank cause a certified mechanic said that was the issue including a package pump Now he is say I need a fuel valve replacement, It idles but the moment of acceleration it starts to stutter and gradually stalls My switch tank button also, I run off the rear tank When u try to switch to front tank it quits running, Stranded in Edmonton