Upper Intake Manifold
Removal1. Remove the air cleaner outlet tube.
2. Disconnect the accelerator cable, the speed control actuator cable and the return spring.
3. Remove the bolts, disconnect the clip and position the cables out of the way.
4. Disconnect the Throttle Position (TP) sensor.
5. Disconnect the Evaporative Emissions (EVAP) return hose.
6. Disconnect the idle air control valve and the differential pressure feedback EGR.
7. Disconnect the main chassis vacuum supply line and the EGR valve vacuum line.
8. Disconnect the differential pressure feedback EGR hoses.
9. Disconnect the EGR valve to exhaust manifold tube from the EGR valve.
10. Disconnect the electrical connector and the vacuum lines from the EGR vacuum regulator solenoid.
11. Remove the PCV valve and tube as an assembly.
12. Remove the upper intake manifold assembly bolts in the sequence shown.
13. Inspect and clean the sealing surfaces.
Installation
1. Install the intake manifold and bolts in the sequence shown.
2. install the PCV valve and tube as an assembly.
3. Connect the vacuum hoses and the electrical connector to the EGR vacuum regulator solenoid.
4. Connect the EGR tube to the EGR valve.
5. Connect the hoses to the differential pressure feedback EGR.
6. Connect the main chassis vacuum supply line and the EGR valve vacuum line.
7. Connect the IAC valve and the differential pressure feedback EGR electrical connectors.
8. Connect the EVAP return hose.
9. Connect the TP sensor.
10. Position the cables and bracket.
^ Install the bolts, connect the clip.
11. Connect the throttle cable, the speed control actuator cable and throttle return spring.
12. Install the air cleaner outlet tube.