How do I determine the model via I have?

lukee

purchased in 2017 at walmart in PA as my other one overheated from being left in the car, I have never updated it and have no idea where papers are

Lochfrass

See the Video in the link:
https://uk.support.tomtom.com/app/answers/detail/a_id/9508/locale/en_GB

You can also hold down the power button even after the drum sound.
Then a black screen with white writing should be visible. There is also the serial number