Keydiy released a new BMW BDC2 adapter for G series key programming (Add key) using KD-X4. Here is an example of adding a spare key to 2018 G38 using KD-X4. Tools required: KD-X4 Keydiy Phone as key Keydiy BDC2 adapter … Continue reading How to Add BMW G Series BDC2 Key with Keydiy KD-X4?