In addition, should or not it's a drain and refill or an entire replacement of many of the fluid at 30k miles? I indicate I drove a rented Corolla previous year (so it was likely a 2019 or 2020) While using the CVT and it was good (had it for https://cvttoyota29517.blogspothub.com/33448123/helping-the-others-realize-the-advantages-of-cvt-toyota