how do I change the thermostat on my 1998 Buick century?

[Michael Crispin]

where is the thermostat on my 1998 Buick Century

 

[frank10]

follow the top hose back to where it hooks to the motor. there should be a plate with two bolts, thermostat is under the plate. take it off and replace with new, make sure the gasket seals and to use a new gasket.