Flushing
Cooling System Flushing1. Drain the cooling system.
2. Remove the water thermostat.
3. Install the water hose connection without the water thermostat.
4. Use a suitable coolant system flushing tool to flush the engine and radiator. Use cooling system flush meeting Ford specification.
5. Install the water thermostat.
6. Backflush the heater core if necessary.
7. Fill the cooling system.