Is your car fuel injected (probably) if so the pump is probaby in the fuel tank. FIRST!!!! Lean how to take a fuel tank apart and reassemble it FIRST!!!Ck your local library for auto repair resources...
the pump is in the fuel tank. be careful not to break the supply and return line connections. (very brittle plastic) Also, watch out for after market pumps...they don't last long, and the wiring...
: You don`t have to drop the gas tank on a 2004 Impala. Access it through the back seat (if it folds down). Access plate is between the spare tire and the drivers side back seat. Undo the velcro seam...
Disconnect fuel filler hose, fuel lines from the top of the tank, drop your fuel tank, remove retaining ring, carefully pull unit out. Installation is reverse. When installing seal, lubricate it so...