Tesla already has done this by removing supercharging[1], autopilot[2] and ethernet [3] on its cars without notifying the owner prior to disabling these features.

1 - https://electrek.co/2021/08/12/tesla-starts-giving-back-supe... 2 - https://www.theverge.com/2020/2/6/21127243/tesla-model-s-aut... 3 - https://www.tweaktown.com/news/36851/tesla-model-s-owner-fid...