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Home >> Buick >> 2010 >> Lucerne V6-3.9L >> Repair and Diagnosis >> Specifications >> Mechanical Specifications >> Engine >> Intake Manifold
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Intake Manifold

INTAKE MANIFOLD TORQUE AND SEQUENCE

Lower Intake Manifold Bolt





Center
First Pass 7 Nm (62 lb in)
Final Pass 16 Nm (12 lb ft)

Corner
First Pass 13 Nm (10 lb ft)
Final Pass 25 Nm (18 lb ft)

Upper Intake Manifold Bolt/Stud 25 Nm (18 lb ft)

THROTTLE BODY

Throttle Body Bolt/Nut 10 Nm (89 lb in)
Throttle Body Stud 6 Nm (53 lb in)