These chips broadcast cards location back to Hyundai as part of a paid program to see where your car is on your phone. What is Hyundai's data retention policy?

These chips broadcast cards location back to Hyundai as part of a paid program to see where your car is on your phone. What is Hyundai's data retention policy? Their data security? If it's anywhere near as poorly thought out as their in-car UX, that's pretty scary. I'm sure they'd bend over backwards to law enforcement request of data.