In almost all vehicles there is a tube leading from the top of the radiator to the engine. The point where that tube meets the engine is where the thermostat is usually located.
Your thermostat might be stuck open
Yes.
A 2002 Ford Explorer would have come from the factory with approximately a ( 192 * Fahrenheit engine cooling thermostat )
No
The 97 Ford Explorer thermostat is located inside of the engine inlet. The inlet is where the top radiator hose connects to the engine.
92 fo
I BELIEVE the 1992 Ford Explorer four door is ( 19.3 U.S. gallons )
192 degrees
Thermostat malfunction.
Yes
great write up with pictures here: http://www.ford-forums.com/ford-explorer/10937-how-replace-thermostat-4-0l-ohv-v6.html
Motorcraft . com lists ( Motorcraft RT1161 ) a 190 degree Fahrenheit thermostat for the 1995 Ford Explorer to be used year round