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Home >> Buick >> 2012 >> Regal L4-2.4L >> Repair and Diagnosis >> Specifications >> Mechanical Specifications >> Exhaust System >> Exhaust Manifold
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Exhaust Manifold

Working from the center out, tighten the fasteners in two steps:

Exhaust Manifold to Cylinder Head Nut - 2 passes 14 Nm (124 lb in)