My car had been leaking coolant to the point of one of the hoses needed to be changed after one morning I was driing to work and tons of smoke started to come out the car. Coolant had sprayed onto hot parts of the engine. I took it to a local mechanic and he told me that the thermostat housing assembly is cracked. Has anyone else had this problem? And where can I get one for a good price? Autozone and O'Rilley's both have the part for $135