The module is the same for late model X, 3 or Y. I actually DiY installed the HomeLink Module I got from my wrecked 2019 Model X - and paid Tesla Service ($94) to activate the HL function on my Model Y. I relocated the HL Module on my Model 3 - so that I can access it wit...
So...I purchased a US HomeLink module on eBay for my MS 90D which never had HomeLink at all (no module installed). I took it to the service center and convinced them to install it, which they did. They then had to call Tesla head office in Australia and get them to re-code ...