It wasn't worth escalating for me, and I have no idea if it fell through the cracks on Toyota's end, or they bet that either I didn't know the law or wasn't going to take action. (I appreciate you mentioning that in case anyone else reading this in the U.S. doesn't know that aspect of the law, but I was aware of it.)

Write a professional, respectful letter to corporate (office of the CEO) including as many details as you can. No, seriously. No one gets letters anymore. Someone will see it because snail mail is so rare.