While you wait for answers, we may have found some information which could help you.
Click here for Display Sound VolumeNeed code for GM VDO no.24469302. TYPE CDR500E 2F4?
regaining a code for my car 400 radio cassette?
Radio Code required?
Vauxhall combo van 2007 radio interface frozen ?
What is code for radio in Vauxhall Ashtra?
How do i store radio stations in opel vauxhall cd30?