It might the thermostat stuck close or the water pump does not work and has to replaced.
Buy a thermostat and install it.
Overheating or air trapped in cooling system.
Is the secondary radiator fan coming on when the AC is turned on?
Both. The reservoir is the overflow. But in the event your radiator is low, your reservoir will back it up.
Will a 1998 Toyota Camry motor fit in a 1999 Toyota Camry
There are multiple reasons for overheating including by not limited to:low coolant levelhead gasket is gonefaulty thermostatradiator is not working properlyfan has failed etc
Defective water pump.
overheating
Bad thermostat maybe?
Toyota Camry was created in 1982.
Toyota Camry Toyota Camry
where is the thermostat on a 1996 Toyota Camry