Forist friends in general understand that they accrue in all cases, taking out the thermostat is only to prove the operation of the vehicle and discard a possible problem with it, not forever, to others do not understand what is the function of the thermostat, which is to maintain a more or less stable working temperature in the truth, ok, in Venezuela where our friend is the thermal variation It is not so necessary now if it is double body because if they work with different precrions in both cooling systems, they are only tests to discard do not take them and discard because the car brings it has to be.