What does this button do? – My new car has a mysterious and undocumented switch
SMRTR summary
An undocumented switch in a newly purchased used Opel Corsa was discovered to be part of a fleet tracking system. The device, connected to the OBD2 port, uses a magnet to identify drivers and transmits GPS data to a fleet manager, raising privacy concerns for the new owner who plans to have it removed.
SMRTR provides this summary for quick context. The original article belongs to Hacker News.
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