Coolant Line/Hose: Service and Repair

Coolant Crossover Manifold Assembly - 4.6L- (3V)

Coolant Crossover Manifold Assembly - 4.6L (3V):

Removal and Installation
1. Drain the engine cooling system. For additional information, refer to Cooling System Draining, Filling and Bleeding.
2. Remove the intake manifold.
3. Remove the accessory drive belt. For additional information, refer to Drive Belts, Mounts, Brackets and Accessories.
4. Remove the 4 bolts and position aside the generator support bracket.
^ To install, tighten to 10 Nm (89 inch lbs.).





5. Remove the 2 nuts and position aside the generator and wiring harness.
^ To install, tighten to 25 Nm (18 ft. lbs.).
6. Disconnect the coolant crossover assembly-to-thermostat housing hose and position aside.
7. Disconnect the coolant crossover assembly-to-radiator hose and position aside.
8. Disconnect the quick connect fitting for the heater return and supply hose and position aside.
9. Remove the 2 coolant crossover assembly bolts and the coolant crossover assembly.
^ Remove and discard the coolant crossover assembly gaskets.
^ To install, tighten to 10 Nm (89 inch lbs.).
10. To install, reverse the removal procedure.
^ Clean the sealing surfaces and install new coolant crossover assembly gaskets.
11. Fill and bleed the cooling system.