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Fuel Meter Body Assembly: Installation

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    WARNING: Verify injectors are firmly seated and locked in their casting sockets, in order to reduce the risk of fire and personal injury. An unlocked or loose injector could work loose from it's casting socket and produce a fuel leak.
  1. Install fuel meter body into bracket on lower intake manifold. Ensure fuel meter body is locked into place. Install injectors into proper lower intake manifold casting sockets. Verify injectors are firmly seated and locked into the correct casting sockets.
  2. Install a NEW fuel meter body seal. Install upper intake manifold. See INTAKE MANIFOLD . Tighten all nuts and bolts to specification. See TORQUE SPECIFICATIONS . Connect negative battery cable.
  3. Turn ignition switch to ON position for 2 seconds. Turn ignition switch to OFF position for 10 seconds. Turn ignition switch to ON position. Check for fuel leaks. Repair as necessary.


  1. Install fuel meter body into bracket on lower intake manifold. Place all fuel tubes in a forward position. See Fig 1. Route the No. 3 fuel tube behind No. 1 and 5 fuel tubes and insert No. 3 fuel tube into No. 3 casting socket. Verify No. 3 injector is firmly seated and locked into the correct casting socket.
    2. WARNING: Verify injectors are firmly seated and locked in their casting sockets, in order to reduce the risk of fire and personal injury. An unlocked or loose injector could work loose from it's casting socket and produce a fuel leak. If an injector is loose, replace the retainer.
  2. Insert No. 5 fuel tube into correct casting socket, followed by No. 1, 2, 4, and No. 6 last. Ensure electrical connectors on the injectors do not interfere with each other and point towards the center of the intake manifold. Rotate the electrical connectors inboard, if necessary.
  3. Install upper intake manifold. See INTAKE MANIFOLD . Tighten all nuts and bolts to specification. See TORQUE SPECIFICATIONS . Connect negative battery cable.
  4. Turn ignition switch to ON position for 2 seconds. Turn ignition switch to OFF position for 10 seconds. Turn ignition switch to ON position. Check for fuel leaks. Repair as necessary.
Fig 1: Installing Fuel Meter Body (4.3L)
G00143832Courtesy of GENERAL MOTORS CORP.
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