Conservancy v Vizio being the current on-going one, this time they are suing for compliance as a third-party beneficiary of the GPL, rather than copyright holder:

https://sfconservancy.org/copyleft-compliance/vizio.html

Sounds like John Deere might also need to come into compliance:

https://sfconservancy.org/blog/2023/mar/16/john-deere-gpl-vi...