They’re more likely to share our data exclusively with their branded dealerships than with independent repair shops, which could have the edge in price and convenience. However, independent repair shops currently make 70 percent of outside warranty repairs throughout the country. But without access to car data, they’re working blindfolded, unable to see the diagnostic information they need. The only person who should control car data is the car owner (or lessee). He or she should be aware of the data the car transmits, have control over it and determine who can see it.

Source: New York Times May 20, 2019 10:01 UTC