56. Intake Manifold Assemble

Intake Manifold Assemble





1. Apply a very light film of clean engine oil to the evaporative emission (EVAP) canister purge solenoid valve O-ring seal.
2. Install the EVAP purge valve.
3. Apply thread sealer GM P/N 12345493, (Canadian P/N 10953488), or equivalent to the threads of the EVAP purge valve bolt.

Notice: Refer to Fastener Notice in Service Precautions.

4. Install the EVAP purge valve bolt.
^ Tighten the bolt to 8 Nm (71 inch lbs.).





5. Install the EVAP tube.





Important: Lubricate the port of the manifold absolute pressure (MAP) sensor with clean engine oil. Avoid dipping the sensor port directly into the lubricant or using a solid type of lubricant, as they may block the vacuum port signal.

6. Install the MAP sensor.
7. Install the MAP sensor bolt.
^ Tighten the MAP sensor bolt to 12 Nm (106 inch lbs.).





8. Lubricate the O-ring seal (415) of the oil fill tube with clean engine oil.
9. Install the oil fill tube (416).
10. Install the oil fill tube bolt (419).
^ Tighten the oil fill tube bolt to 12 Nm (106 inch lbs.).
11. Install the oil fill cap (418).





12. Install the throttle body gasket (501).
13. Install the throttle body (502).
14. Install the throttle body nuts (503).
^ Tighten the throttle body nuts to 10 Nm (89 inch lbs.).





15. Install the vacuum plug (513).