activation code for opcom using winhex:

1. run op-com-settings-revision-b-save config-ok-settings-test interface-write down serial number.
2. close-back-diagnostics-1999-corsa-b-engine-x12xe.
3. when activation windows appears, open winhex-tools-open ram-op-com-primary memory-search-find text-write serial number and click ok.
4. push F3 until "search complete" window appears, ok, above serial number there is xxxxxxxx-xxx code (8-3)-copy first 8 characters of that 8-3 code.
5.search-find text-paste code and ok-F3 until "search complete" window appears, ok, then you found a 8-8 code which is activation code 
