Duramax LLY – EXHAUST MANIFOLDS – Installation

1. Place new gasket on manifold, position manifold on cylinder head, and install 1-2 bolts to hold manifold in place.

2. Install heat shield and remaining manifold bolts. Tighten bolts to 18-25 lb-ft (24-34 Nโ€ขm) torque.

3. Connect glow plug wires.

4. Install flange clamps and turbocharger inlet pipes. If installing right side manifold, tighten inlet pipetomanifold attaching nuts to 37 lb-ft (50 Nโ€ขm) torque.
Tighten exhaust flange clamps to 71 lb-in (8 Nโ€ขm) torque.

5. Install turbocharger heat shields.

6. Install engine cover and consoles.