91. Intake Manifold Installation - Lower

1. Install the lower intake manifold gasket.
2. Install the lower intake manifold.
3. Apply threadlocker 272 GM P/N 12345493, (Canadian P/N 10953488) or the equivalent to the bolt threads.

Notice: Refer to Fastener Notice in Service Precautions

4. Install the lower intake manifold bolts.
^ Tighten the lower intake manifold bolts in sequence to 15 Nm (11 ft. lbs.).





5. Install the generator brace bracket (571).
6. Install the generator brace bracket bolts (569, 570).
^ Tighten the generator brace bracket bolts to 50 Nm (37 ft. lbs.).