Hi Edgardosilva, Welcome to 2carpros and TY for the donation.
Lets replace the thermostat for a start if it continues checked the radiator coolant level if okay also check if its clogged and water pump moving coolant thruout the engine and radiator. If there's no actual boiling over could be the coolant temperature sensor is out of calibration. Let me know what's happening
Wednesday, March 24th, 2010 AT 4:33 PM