Guide on changing thermostat on a 82 Oldsmobile cutlass supreme?

if it is the tech four engine it is simple just take the cap off and pull out the thermostat and put in the new one. no tools required. but do it with the engine cool. if it is the six cylinder it is where the top radiator hose connects to the engine. you will have to remove the 2 bolts holing the neck that the hose connects to and lift it off to get at the thermostat. pull out the old one and clean the area that the neck seats to and the neck itself. then install the new thermostat and gasket (its a good idea to use silicon sealant too) and set the neck back on . replace the bolts and re fill with antifreeze and your done