How do I fix a coolant leak in the 2010 ford focus?

The first thing You should do to fixA coolant leak in the 2010 Ford Focus is to find where the coolant is leaking from. Check out the coolant reservoir to make sure there has been coolant leaking and even leave paper or paper product on the ground under Your vehicle to see where the coolant leak may be coming from. The anti-freeze leak can be caused by many different things such as a blown head gasket, hole in radiator or hoses from corrosion, or it could be a loose hose clamp. You will have to inspect the area to pin point where the leak is coming from and then You can replace the parts that are damaged or You can get a stop leak product that You add to Your coolant reservoir to run through the system and plug the leak.