82. Intake Manifold Installation - Upper

Intake Manifold Installation - Upper






1. Install the upper intake manifold gaskets.
2. Install the upper intake manifold.

Notice: Refer to Fastener Notice in Service Precautions.

3. Install the upper intake manifold bolts and studs. Apply threadlock GM P/N 12345382 (Canadian PIN 10953489) to the threads.
Tighten the upper intake manifold bolts and studs to 25 Nm (18 lb ft).






4. Install the exhaust gas recirculation (EGR) valve pipe and bolt to the EGR.
Tighten the EGR valve pipe bolt to 25 Nm (18 lb ft).
5. Install the EGR valve.
6. Install the EGR valve bolts.
Tighten the EGR valve bolts to 25 Nm (18 lb ft).






7. Install the manifold absolute pressure (MAP) sensor bracket and bolt.
Tighten the MAP sensor bracket bolt to 25 Nm (18 lb ft).
8. Install the MAP sensor (1, 2).
9. Install the MAP sensor bolts (1).
Tighten the MAP sensor bolts to 5 Nm (44 lb in).
10. Install the MAP sensor electrical connector.






11. Install the vacuum lines to the upper intake manifold.
12. Install the throttle cable bracket.
13. Install the throttle cable bracket bolts.
Tighten the throttle cable bracket bolts to 13 Nm (115 lb in).