Removal & Installation (Eldorado)
- Relieve the fuel system pressure. See FUEL PRESSURE RELIEF . Drain the fuel tank.
- Raise and support the vehicle. Grasp the nylon fuel pipe quick-connect fitting. Twist the quick-connect fitting 1/4 turn in each direction to loosen any dirt within fitting. Repeat for the other nylon fuel pipe quick-connect fitting. Using compressed air, blow out dirt from the quick-connect fittings at end of the fuel pipes. Disconnect the quick-connect fittings at the fuel tank.
- Disconnect the fuel feed pipe at the in-line fuel filter and return pipe near the in-line fuel filter. Disconnect the clamps at the fuel filler neck and fuel filler neck vent pipe at the fuel tank. Remove the fuel filler neck and fuel filler neck vent pipe from the fuel tank. Disconnect the fuel sender electrical connector. Remove the exhaust heat shield screws and reposition shield.
- With the aid of an assistant, support fuel tank and disconnect the 2 fuel tank retaining straps. With the aid of an assistant, lower the fuel tank and disconnect the EVAP pipe.
- Remove the fuel sender assembly from the fuel tank using Fuel Sender Locknut Wrench (J-39765).
- Install a NEW "O" ring on the modular fuel sender. Install the modular fuel sender to the fuel tank using Fuel Sender Locknut Wrench (J-39765).
- To install fuel tank, reverse removal procedure. Tighten fasteners to specification. See TORQUE SPECIFICATIONS .
- Connect the negative battery cable. Inspect for fuel leaks using the following procedure: Turn ON the ignition, for 2 seconds. Turn OFF the ignition, for 10 seconds. Turn ON the ignition. Inspect for fuel leaks.