How do you replace a thermostat on a 2004 BMW x5?

Answer 1

To replace the thermostat on a 2004 BMW X5, first, ensure the engine is cool and disconnect the negative battery terminal. Drain the coolant and remove the upper and lower radiator hoses connected to the thermostat housing. Unbolt the thermostat housing, replace the old thermostat with a new one, and reassemble by reversing the disassembly steps. Finally, refill the coolant and check for leaks before reconnecting the battery.