Study Finds Many New Cars Share Your Data With Third-Party Companies
The report analyzed traffic from 21 vehicles and 30 automaker apps.
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Pinterest probably doesn't need your car's VIN, but General Motors' apps were sending it there anyway — and to Snap, Yahoo, Meta, Google and the data broker Acxiom. At least, that's according to a recent study from Northeastern University, which tested 21 late-model cars and 30 automaker apps on Consumer Reports' fleet between October 2024 and August 2025.
Nineteen of those cars sent data to at least one third-party company via Wi-Fi, with seven of the apps passing identifiers like VINs, email addresses and precise locations to advertising and analytics companies. Four of those seven belong to GM, which has been under a 20-year FTC privacy order since January.
Those four GM apps are myCadillac, myChevrolet, myBuick and myGMC, and each sent VINs to 10 companies including Microsoft and Adobe. Meanwhile, HondaLink sent VINs and location...
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