2005 Buick Century Fuel Sending Unit

You need to relieve the fuel system fuel pressure, remove the rear compartment trim panel, the fuel sender access panel nuts, and the fuel sender access panel, disconnect the fuel tank pressure (FTP) sensor electrical connector, remove the fuel tank pressure sensor, disconnect the fuel sender electrical connector, clean the fuel pipes, and fuel sender assembly to prevent possible fuel contamination during removal, disconnect the quick-connect fittings at the fuel sender assembly, hold down the fuel sender and remove the fuel sender retaining ring, remove the fuel sender assembly, clean the fuel sender assembly sealing surfaces and inspect the fuel sender assembly sealing surfaces.

You need to position the new fuel sender assembly seal on the fuel tank, place the fuel sender assembly into the fuel tank, install the fuel sender assembly retaining ring, connect the fuel sender electrical connector, install the fuel tank pressure sensor, connect the fuel tank pressure sensor electrical connector, the quick-connect fittings at the fuel sender assembly and the negative battery cable, inspect the fuel system for leaks, and install the fuel sender access panel, the fuel sender access panel nuts and the rear compartment trim panel.

The recommended torque is 10 Nm (89 lb in).