Yeah it is getting crazy. I have heard that they also want to make their computer (ECU) propitiatory to them and not to others, so the only one who could work on your car or read the computer would be the dealer.
John Deere has been fighting this fight for years in ag and heavy equipment. Automotive "Right-to-repair" laws in many states have prevented this, but as long as it's not necessary to operate the vehicle, they may have a loophole.
