Last week, worldobd2.com technicians succeeded in generating Buick special chip with the help of VVDI 2 and ND900 auto key programmer.
Note: you will be at risk to do this.
Video for reference:
Step 2 write new key with VVDI II
Connect VVDI 2 mux to laptop.
Insert the new key to vvdi 2.
Open VVDI 2 Quick Start>>Transponder Programmer.
Select Special transponder.
Select ID46 Chevrolet Circle Plus – PCF7936.
Special transponder success.