Removal
Note. The following procedure includes the intake manifold collector (upper intake manifold/plenum) and the lower intake manifold.
- Release fuel system pressure. See «FUEL PRESSURE RELEASE»(ref-8700-S08401954302000091300000) under REMOVAL & INSTALLATION. Allow engine to cool to room temperature. Disconnect battery. Drain cooling system. Disconnect and label vacuum and coolant lines, and harness connectors that are attached to related intake manifold components. Disconnect throttle linkage. Remove intake manifold collector.
- Remove fuel feed and fuel return hoses from injector fuel tube assembly. Disconnect all injector harness connectors. Remove injector fuel tube assembly (as needed).
- Remove intake manifold using correct removal sequence. (Scheme 5) Remove intake manifold.
Using NEW gaskets, install intake manifold assembly. Tighten bolts to specification in using correct tightening sequence. see scheme 6 See TORQUE SPECIFICATIONS. To complete installation, reverse removal procedure.
