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Danielle JonesAug 2, 2025
What to do if GE Advent Security System indicates Access Codes Invalid Code or Invalid Authority?
- Aaaron65Aug 2, 2025
If your GE Security System indicates 'Access Codes Invalid Code or Invalid Authority', verify that the access code you are using is currently valid and within its designated use or time limits. Also, note that some system programming requires a special dealer access code.