Regularly look at your radiator. Allow your car to work for a bit then turn it off and pop open the hood. Will not open the radiator in the event the car is running.
https://www.youtube.com/watch?v=1aPd8ZemaIo
http://vidmax.com/video/107942-LED-Outfitters-Are-You-Presently-Having-Car-Problems-Try-These-Tips
