Coolant Outlet: Service and Repair

Water Outlet Housing Replacement (LC3)
Removal Procedure





1. Drain the engine cooling system. Refer to Draining and Filling Cooling System (Static Fill) Draining and Filling Cooling System (GE 47719) .
2. Drain the charge air cooling system.
3. Remove the supercharger assembly.
4. Remove the supercharger belt tensioner.
5. Remove the inboard supercharger idler pulley.





6. Remove the two coolant hoses from the water outlet housing.
7. Remove the radiator hose from the water outlet housing.
8. Reposition the lower clamp on the bypass hose.
9. Remove the bolts securing the water outlet housing to the cylinder heads.
10. Remove the water outlet housing along with the bypass hose from the engine.
11. Discard the water outlet housing gaskets.
12. Disassemble the water outlet housing if necessary. Refer to Water Outlet Housing Disassemble
13. Clean and inspect the water outlet housing. Refer to Water Outlet Housing Cleaning and Inspection.

Installation Procedure





1. Notice: Refer to Fastener Notice in Service Precautions.

Assemble the water outlet housing if necessary. Refer to Water Outlet Housing Assemble .
2. Install NEW water outlet housing gaskets.
3. Install the water outlet housing with bypass hose to the vehicle.
4. Install the water outlet housing bolts.
^ Tighten the water outlet housing bolts to 25 Nm (18 ft. lbs.).
5. Install the bypass hose clamp in the proper position.
6. Install the radiator hose to the water outlet housing.
7. Install the two coolant hoses to the water outlet housing.





8. Install the supercharger idler pulley.
9. Install the supercharger belt tensioner.
10. Install the supercharger assembly.
11. Fill the charge air cooling system with coolant. Refer to PSD SIE TITLE Error: SIE linked to empty Cell ID 131995 .
12. Fill the engine cooling system with coolant.
13. Check the engine cooling system for leaks.
14. Check the charge air cooling system for leaks.