Check for a vacuum leak, or your spark plug wires may be loose or defective. check the gas filter and if it have EFI check the injector and the fuel pump possible
Bad ignition coil will cause engine to sputter and hesitate on acceleration.
The thermostat is done it has to be replaced.......
brilliant, the thermostat is backwards
You don't. You replace a thermostat that has failed. They are meant to be replaced.
Can not be repaired, only replaced with the thermostat housing as one unit.
If the thermostat has failed it will need replaced.
In general, engine thermostats can be found by following the LOWER radiator hose to where it attaches to the engine. The hose is typically attached to a fitting behind which is a gasket and the thermostat. The gasket needs to be replaced when the thermostat is replaced.
had the same problem with a sibring,took to the garage,they replaced the thermostat and gasket and found a hairline crack in the thermostat housing they replaced the housing and everything was fine then
Blown head gastet, radiator leaking, thermostat needs to be replaced Blown head gastet, radiator leaking, thermostat needs to be replaced
Check into the temperature control valve--this is different than the thermostat.
Cracked.head
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.