STS AWD V8-4.6L VIN A (2006)
4. Place the intake manifold in position.
5. Position the front of the intake manifold into the plenum duct.
6. Position the rear of the intake manifold downward onto the cylinder heads.
7. Loosely install the 10 bolts attaching the intake manifold to the cylinder heads.
8. Notice: Refer to Fastener Notice in Service Precautions.
Tighten the intake manifold bolts in sequence (1-10).
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Tighten the intake manifold bolts to 10 Nm (89 inch lbs.).
9. Ensure that the plenum duct is fully attached to the front of the intake manifold.
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Tighten the plenum duct clamp to 2.25 Nm (20 inch lbs.).
10. Lubricate the intake manifold fuel injector bores with light mineral oil GM P/N 9981704, clean engine oil or equivalent.
