Quote Originally Posted by JeffC183
but I need to know if the fan only engages at a certain temperature, if so could my Thermostat Sensor be bad? Also Does the stock 240 radiator work with the SR wiring harness?
the radiator has nothing to do with the wiring harness. do you have the belt driven fan still on the car? do you have an air pocket in your cooling system? (that is what it was for me when i had a similar problem)