Removal Procedure
An 8-digit part identification number is on a mylar label affixed to the fuel meter body assembly. Refer to this number if servicing or part replacement is required.
- Remove the engine cover. Refer to Engine Cover Replacement Interior Trim.
- Disconnect the negative battery cable.
- Relieve the fuel system pressure. Refer to Fuel Pressure Relief Procedure .
- Remove the upper intake manifold assembly. Refer to Intake Manifold Replacement - Upper in Engine Mechanical-4.3L.
- Before removal, clean the fuel meter body assembly with a spray type engine cleaner, GM X-30A or the equivalent, if necessary. Follow the package instructions. Do not soak the fuel meter body assembly in liquid cleaning solvent.
- Squeeze the poppet nozzle locking tabs together while lifting the nozzle out of the casting socket.
- Remove the fuel meter body from the bracket by releasing the locking tabs on the bracket.
CAUTION:
Refer to Battery Disconnect Caution in Cautions and Notices.
NOTE:
Do not use any solvent that contains Methyl Ethyl Ketone (MEK). This solvent may damage fuel system components.
NOTE:
Cover the injector sockets in order to prevent dirt and other contaminants from entering the open fuel passages.
IMPORTANT:
When disconnecting the poppet nozzles, remember the sequence in order to ensure the correct poppet nozzle placement to each cylinder.