I have a few Opel/vauxhall keys that I want to renew. with Delphi, valeo and Siemens types. probably astra h,Corsa d and zafira b.
Xhorse vvdi prog can renew keys for Opel
Free download GM renew files.
Different number key does not matter if its another number the file is the same.
Reset/ renew/ virgin Opel Astra H key PCF7941 with VVDI prog (there are dumps in video description as well)
OBDSTAR supports some of Opel key unlock
I’ve renewed 5-6 Opel keys (Corsa D, Astra H, Zafira B..) with Obdstar x300 dp plus, surprisingly it works perfect..
OBDSTAR Opel key renew list
In Sum, there is no best tool for Opel key renewal. Try it with vvdi, mk3, abrites, keydiy kd, Barracuda.plenty of other tools supports this.