Regularly examine your radiator. Enable your car to run to get a bit after which transform it off and pop open the hood. In the event the car is running, usually do not open the radiator.
https://www.youtube.com/watch?v=1aPd8ZemaIo
http://vidmax.com/video/107964-LED-Outfitters-Are-You-Having-Car-Problems-Try-These-Guidelines