I know, there are practical hurdles to consider - different cars, different makers, different engines, different options - won't swap. But I can dream, can't I? You won't get the car makers to stop installing them, and you won't get the gov't to stop accessing them. Disabling them only draws attention and is probably illegal. Let's find a way to make the data useless.
It does not. The VIN is programmed into the PCM at the factory. When replacing the PCM one must input the VIN in the new unit with a laptop. There is a fault code for incorrect VIN.
It's not your fathers Oldsmobile.
Many computers in your vehicle these days, communicating with each other.
Believe me, your idea is flawed.
If you want to try it, grab a controller from a similar vehicle to yours from a salvage yard or ebay and report back.