Ford Five Hundred 2005 Owner's Manual page 229

Maintenance and Specifications
7. Pull off metal pin and remove
coolant bleed plug from the
thermostat housing.
8. Add coolant/water mixture
through the thermostat housing
opening until full at housing
opening.
229
2005 Ford Five Hundred (500)
Owners Guide (post-2002-fmt)
USA_English (fus)