For a car to operate normally, it must have some basic care and maintenance. In these automotive repair videos, learn how to maintain your engine cooling system. The cooling system keeps your car from overheating on the road; a lot of heat is generated by an internal combustion engine, which must be properly dissipated. Our expert will show you how to not only spot and remove the heater core hose in a car but how to determine what is wrong with it, change it if needed and reassemble the vehicle. Don't get hosed at the mechanic again. Watch these clips and take care of it yourself!