Home » Duramax LLY » Duramax LLY – TURBOCHARGER OPERATION – Turbocharger Installation

Duramax LLY – TURBOCHARGER OPERATION – Turbocharger Installation

1. Install new O-ring seal on turbocharger manifold outlet.
Do not reuse old O-ring as leakage may occur.

2. Clean gasket surfaces of intake manifold and crossover housing.

3. Mount turbocharger on engine and install bolts that secure it to engine block.

4. Tighten crossover housing bolts.

5. Install air inlet duct and hose and connect vacuum pump to actuator.

6. Install turbocharger inlet tubes. Tighten flange clamps that secure tubes to manifolds and turbocharger to 71 lb. in. (8 N.m) torque.

7. Install turbocharger and exhaust pipe heat shielding.

8. Install engine cover, console, and ducting

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