behind fan,bolted to front of engine block
It is located behind the fan and mounted to the engine block with 4 bolts.
On the engine block on the top front just behind the water pump on a machined surface the code will be stamped.
There is 2 of them in the back of the engine. You will have to pull the engine are remove the transmission and fly-wheel to get to them. It is what ever is the easiest for you.
If the cork gaskets are not damaged then the engine block may be cracked. Check to see that the cork gaskets are indeed in place and not damaged.
There is coolant in the engine block when the engine is not running. The engine block, heater, hoses and radiator remain full when engine is not running.
On the side of the engine block on bottom of the motor
It should not
Lack of water in you engine block. Lack of oil in your engine block. Can cause piston siege.
Passenger side bolted right to the center of the engine block behind the serpentine belt.
it is on the front of the engine block behind the fan. looking at the car from the front it is to the left of the water pump. there will be a three bolt adapter going from the engine block to the radiator. by removing the three bolts you will find the thermostat there.
As in the engine? Don't attempt to start it. Water expands when it freezes. If the water in your engine block has frozen there is a good possibility that damage has been done to the block.