Regularly look at your radiator. Let your car to run for any bit and then turn it off and pop open the hood. In the event the car is running, usually do not open the radiator. By checking it using a dipstick but bear in mind that coolant usually needs to be blended with water before putting it to your vehicle, look at the coolant you have inside your radiator.
In case they have worked on your distinct brand name of car before contracting along with them, ask mechanics. Should they say that they have, this needs to be a good indicator that they have an idea of what needs to be completed to get the car directly into shape.
Get acquainted with your owner's manual, or take the time to note information. In case a major problem occurs, this should help you in regards time to go to your mechanic. Also, reading the manual could help you realize that the repair you require, can be achieved easily by you.