For those of you with newer vehicles which include built-in LTE, OnStar is offering UNLIMITED in-vehicle WiFi for $15/ month. (No tax, in NJ at least). Savings of $10/month (Unlimited is normally $25. ...
Congratulations! Your 2019 CHEVROLET BOLT is equipped with a built-in Wi-Fi hotspot.
Looks like the deal applies, that's $5 cheaper (On initial registration, I was told it would cost $20/mo for unlimited data). Very tempted to sign up.