bluGill parent
They legally have to make diagnostic and repair information available to third parties. the law is complex and settup for independant shops but if it is really this bad expect the courts to intervien.
Did you read the article? The only thing which stopped the replacement is a professional mechanic certification.
The law works exactly as designed. Independent shops have the ability to service these cars without any problems, even the hardware mentioned is not a problem, since it works with all cars following the standard.