Should not the government require manufacturers to extensively document all the parts and materials that go into a product? In this age, we should demand that products are easily (re/up/down)cycle-able, and this means third parties should be able to efficiently dismantle products.
If the regulatory burden for starting a new car company was that high, you would have never seen Tesla, which means you would never see any pressure on the big guys to go all electric. So you need to balance regulation with innovation.
Besides many countries do require automobile mass market vendors to offer spare parts and docs on FRAND conditions to "unconnected" repair shops already.