Duramax LLY – INTAKE MANIFOLD – Removal

1. Remove turbocharger. Refer to procedure in this section under Turbocharger Service and Diagnosis.

2. Remove center manifold bolts. Remove manifold from intake manifold halves and turbocharger. Discard manifold gaskets and O-ring seal.

3. Remove brackets/clamps securing wire harnesses to rocker covers and intake manifold halves.

4. Remove bolts/nuts/studs attaching intake manifold halves to cylinder heads. Tap manifolds with rawhide mallet to loosen and remove. Discard gaskets after removal.