A water pump only leaks. This is probably wasted money. Check the radiator for mineral build up and sometimes you can clean it with cleaners from the parts store. If not you may need to pull the radiator and take it to a rad repair shop.
The 1998 Lincoln Continental has a thermostat which measures the internal temperature of the engine. This is displayed on the dashboard.
The heater cor was replaced but it is still not getting warm
location of thermostat in 1998 Lincoln continental
Where is the thermostat on a 2001 Lincoln LS?
I suggest replacing the thermostat, that might work.
In the thermostat housing
how do you change the thermostat on a 1998lincoln continental?
Andrew Johnson replaced Lincoln after Lincoln was killed.
Lincoln cents replaced Indian Head cents starting in 1909
This link has detailed instructions and photos http:/www.lincolnvscadillac.com/tech/lincoln-mark-viii/Thermostat-Replacement/index.htm
Yes, after Lincoln was assassinated, Andrew Johnson replaced him and served from 1865-1869.
its behind the oil filter