agreed. In the example of the radiator, they might say radiator but it could be a thermostat, hose or water pump.
If everyone knew what was going on the need for technicians would vanish. It's time to get over it and be professional and do your job which is helping people do their jobs by supporting their technology.
Used to work in the far North as a network programmer for remote, fly-in tribes. When a chief calls the monitor in his broken English a t.v., is he really wrong?
In cree the word for monitor I have found is teevee. The word for computer is hard drive. Who am I to say they are wrong? I just have to make it's still working for them when I am 500 miles away back home.