Thermostat Housing: Service and Repair

Thermostat Housing - 3.0L (4V)

Thermostat Housing - 3.0L (4V):

Removal and Installation
1. With the vehicle in NEUTRAL, position it on a hoist. For additional information, refer to Maintenance/Service and Repair.
2. Drain the cooling system. For additional information, refer to Cooling System Draining, Filling and Bleeding.
3. Remove the air cleaner outlet pipe. For additional information, refer to Fuel Delivery and Air Induction.
4. Disconnect the upper radiator hose from the thermostat housing and position aside.
5. Disconnect the lower radiator hose from the thermostat housing and position aside.
6. Disconnect the heater hose from the thermostat housing and position aside.
7. Reposition the 2 thermostat housing-to-engine hose clamps.
^ Remove the thermostat housing.
8. To install, reverse the removal procedure.
9. Fill and bleed the cooling system.