Regularly look at your radiator. Let your car to run to get a bit and then change it off and pop open the hood. Do not open the radiator if the car is running. Consider the coolant you may have with your radiator by checking it by using a dipstick but remember that coolant usually must be mixed with water before putting it to your vehicle.
Ask mechanics when they have handled your particular brand name of car before contracting using them. This should actually be an effective indicator they have some idea of the items must be performed to get the car back to shape once they say they have.
Familiarize yourself with your owner's manual. Alternatively, take the time to note important info. This should help you when it comes time to view your mechanic when a significant issue occurs. Also, reading the manual could help you realize the repair you need, can be done easily on your part.