Fastener Tightening Specifications

Intake Manifold Bolt
First Pass in Sequence 5 Nm (44 lb in)
Final Pass in Sequence 10 Nm (89 lb in)

Intake Manifold Sight Shield Bolt (RPO LQ9 - 6.0L Engine) 9 Nm (80 lb in)
Intake Manifold Sight Shield Bolt (4.8L, 5.3L, and RPO LQ4) 10 Nm (89 lb in)
Intake Manifold Sight Shield Retainer Bolt 5 Nm (44 lb in)