Suburban 1/2 Ton 2WD V8-454 7.4L (1987)
Throttle Body: Service and Repair
Fuel Meter Cover
REMOVAL
The fuel meter cover contains the fuel pressure regulator and is serviced as a complete preset unit. Do not attempt to remove the four pressure
regulator-to-fuel meter cover attaching screws as the pressure regulator is spring loaded and, if tension is released, could cause injury.
1.
Relieve fuel pressure. Refer to "Fuel Pressure Relief Procedure".
2.
Disconnect battery ground cable, then remove air cleaner assembly.
3.
Disconnect injector(s) connector by squeezing two tabs together and pulling straight up.
4.
Remove five screws securing meter cover-to-meter body. Note locations of two shorter screws.
5.
Remove fuel meter cover. Do not immerse fuel meter cover/pressure regulator assembly in parts cleaner, as pressure regulator diaphragms and
gaskets could be damaged.
Fuel Meter Cover Installation
INSTALLATION
1.
Install a pressure regulator seal into fuel meter body recess, Fig. 342.
2.
Install fuel meter outlet passage gasket on fuel meter cover.
