Citroen C5 Exclusive sat nav

I have a 2002 Citroen C5 Exclusive with original say nav discs and I would like newer data. Can anyone tell me which systems will run and is it possible to get a better operating system as well as up to date
data? Thanks.
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If it's a Siemens monochrome unit that uses Navtech or Navteq map CD's. I can help you. Please contact me at snipped-for-privacy@btinternet.com.
Dave
son of thunder wrote:

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