Engine Coolant Thermostat Housing Replacement

Engine Coolant Thermostat Housing Replacement (LY7) (3.6L Without Hybrid)

Removal Procedure




1. Partially drain the cooling system. Refer to Cooling System Draining and Filling (Static Fill With HP5) (Service and Repair)Cooling System Draining and Filling (Static Fill Without HP5) (Service and Repair)Cooling System Draining and Filling (GE 47716 Fill With HP5) (Service and Repair)Cooling System Draining and Filling (GE 47716 Fill Without HP5) (Service and Repair).
2. Remove the radiator outlet hose from the thermostat housing.
3. Remove the heater inlet and outlet hoses.
4. Remove the surge tank outlet hose.
5. Remove the thermostat housing bolts (1).
6. Remove the housing (2).

Installation Procedure





Caution: Refer to Fastener Caution (Fastener Caution).

1. Install the thermostat housing bolts (1) and tighten to 10 Nm (89 lb in).
2. Install the surge tank outlet hose.
3. Install the heater inlet and outlet hoses.
4. Install the radiator outlet hose to the thermostat housing (2).
5. Fill the cooling system. Refer to Cooling System Draining and Filling (Static Fill With HP5) (Service and Repair)Cooling System Draining and Filling (Static Fill Without HP5) (Service and Repair)Cooling System Draining and Filling (GE 47716 Fill With HP5) (Service and Repair)Cooling System Draining and Filling (GE 47716 Fill Without HP5) (Service and Repair).