SymbolDescription1Cap-Fuel Pressure Connection2Valve Assembli-Fuel Pressure Connection3Rail Assembly-RH Fuel4Bracket-Retainer and Spacer5Screen-Filter6O-Ring-Pressure Regulator Inlet7Regulator Assembly-Fuel Pressure8Screw-Pressure Regulator Attaching9O-Ring-Upper Injector (Black)10Clip-Injector Retainer11Injector Assembly-Fuel12Back-O-Ring13O-Ring-Lower Injector (Brown)14Screw-Rail Mounting Bracket Attaching15Bracket-Rail Mounting(2 EA)16Rail Assembly-LH Fuel (With Crossover Tube)17Clip-Crossover Tube Retainer18O-Ring-Crossover Tube Oldsmobile Alero V6 2003 Fuel Pump Electrical Circuit Symbol Map