remove the spark plug leads along with module so u can see what u are doing the thermostat is just below three bolts hold the thermostat housing in place remove these take off the housing away remove thermostat replace with new one makin sure u put in the right way round always fit new gasket bolt back up and put back module and all done
when refilling the water system make sure u get all the air out of the system.
baz
September 2009