Purchase a repair manual at most auto parts stores for directions.
Yes
You can find the 1997 Nissan Maxima thermostat on the front of the engine. You can follow the top radiator hose directly to the thermostat housing.
yes
Even though you have already replaced the thermostat, there are other issues that can cause your Nissan Maxima to overheat. Your fan may be stuck and not operating as it should.
get another one and put it in
The thermostat is located at the front of the engine, directly above the water pump. now you might have to remove the coolant shroud to and coolant fan to get down there. if you need any other help/directions email me at snoboarderperson@aol.com and i will be glad to help i have downloadable directions if you would like them
The thermostat is located inside of the top water hose inlet. Remove the top hose, then the inlet to remove the thermostat.
I think you have to follow the lower radiator hose to the engine block.
follow the top radiator hose back to the engine. There is a plastic housing held on with three screws that should be T30 torx screws. The t-stat is under that housing.
Go buy a Haynes or Chilton manual and they have explicit directions.
check your thermostat first
temperature guage sending unit