I have replaced the thermostat, radiator and water pump, my truck still continues to overheat

If you have A/C, look for obstruction in front of the condenser.
Check operation of the fan clutch or electric fan.
You mention car in your subject title and truck in your statement. What you working on here?
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This link may help:

https://www.askmehelpdesk.com/cars-trucks/faq-how-troubleshoot-repair-maintain-hondas-selected-other-vehicles-46563-3.html#post235973

Hose could be collapsing on it. You might have a blown head gasket that causes pressure to build up in radiator. If you have electric cooling fans that may not be functioning properly. If you have a fan clutch, you will need to check it. Need more details on vehicle type and engine size

Larry
Www.txdashcovers.com