Fuel Meter Body: Service and Repair
REMOVAL PROCEDUREAn 8 digit part identification number is on a mailer label affixed to the fuel meter body assembly. Refer to this number if servicing or part replacement is required.
CAUTION: Refer to Battery Disconnect Caution in Cautions and Notices.
1. Disconnect the negative battery cable.
2. Relieve the fuel system pressure. Refer to Fuel Pressure Relief Procedure.
3. Remove the upper intake manifold assembly.
NOTE: Do not use any solvent that contains Methyl Ethyl Ketone (MEK). This solvent may damage fuel system components.
4. Before removal, clean the fuel meter body assembly with a spray type engine cleaner, such as GM X-30A or the equivalent, if necessary. Follow the package instructions. Do not soak fuel meter body assemblies in liquid cleaning solvent.
NOTE: Cover the injector sockets in order to prevent dirt and other contaminants from entering the open fuel passages.
IMPORTANT: When disconnecting the pipit nozzles, remember the sequence in order to ensure correct pipit nozzle placement to each cylinder.
5. Squeeze the pipit nozzle locking tabs together while lifting the nozzle out of the casting socket.
6. Remove the fuel meter body from the bracket by releasing the lock tabs on the bracket.
INSTALLATION PROCEDURE
1. Install the fuel meter body in the intake manifold.
2. Push the fuel meter body into the bracket. Make sure all of the tabs are locked into place.
CAUTION: Verify that the pipit nozzles are firmly seated and locked in their casting sockets in order to reduce the risk of fire and personal injury.
An unlocked pipit nozzle could work loose from its socket thus resulting in a fuel leak.
IMPORTANT: The fuel meter body assemblies are numbered to indicate pipit nozzle order.
3. Push the pipit nozzles into the casting sockets.
4. Inspect the pipit nozzles in order to ensure they are firmly seated and locked in the casting sockets.
5. Install the upper intake manifold assembly.
6. Tighten the fuel filler cap.
7. Connect the negative battery cable.
8. Inspect for leaks.
8.1. Turn the ignition ON for 2 seconds.
8.2. Turn the ignition OFF for 10 seconds.
8.3. Turn the ignition ON.
8.4. Inspect for fuel leaks.