Explorer 4WD V8-4.6L (2008)
Thermostat: Service and Repair
Thermostat - 4.6L (3V)
Removal and Installation
1. Drain the cooling system.
2. Remove the throttle body. For additional information, refer to Fuel Delivery and Air Induction.
3. Disconnect the fuel vapor tube.
4. Remove the bolts and position the thermostat housing cover aside.
5. Remove the O-ring seal and the thermostat.
Installation
1. Install the thermostat with the spring facing down.
2. NOTE: Inspect the thermostat housing cover O-ring seal. Install a new O-ring seal, if necessary.
