Silverado 1500 4WD V8-5.3L (2007)
25. Tighten the intake manifold bolts to specifications.
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Tighten the bolts a first pass in the sequence shown to 5 N.m (44 lb in).
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Tighten the bolts a final pass in the sequence shown to 10 N.m (89 lb in).
26. Position and install the PCV hose to the intake manifold fitting.