Installation
5.7L/6.1L ENGINE
1. Position heater tubes into water pump housing.
2. Install mounting bolts. Tighten bolts to 10 Nm (88 in. lbs.).
3. Install heater hose onto heater tubes.
4. Install intake manifold Intake Manifold - Installation.
5. Connect negative battery cable.
6. Fill cooling system Service and Repair.
7. Start vehicle and check for cooling system leaks.