is there another bleeder valve on the engine besides the on the water outlet

What is your question?

i replaced thermostat and the water outlet bleeder vavle and i still have air trap in the system and still over heating check engine light for temperature circiut high input on could it be the water pump or im i bleeding it properly ive replaced the water pump year ago the engine overheats and the temp is at N O T only steam come out of the bleeder valve no coolant im bleeding it by the book its looks like its not circulating upper hose has pressure and resvior is full of coolant