Just so we are sure we talking about the same sensor it’s this one right?
https://www.gowesty.com/product/electrical/21262/coolant-temperature-gauge-sensor-?v=

On Wed, Jun 2, 2021 at 10:20 AM Bruce Todd <beeceetee@gmail.com> wrote:

> So - I swapped out the new coolant temp sensor with the old one last night
> and went for drive in pretty warm weather - and the coolant temp gauge
> again climbed to the same position as the new one did - approximately 75 to
> 80% toward the top and well past the blinking light indicator...and no
> radiator fan kicking in.  I am beginning to suspect the radiator thermo
> switch is faulty.  So I can't confirm whether the new coolant temp sensor
> (from GW) is not calibrated correctly.
>
> Bruce
>