This is, at best, a first-pass alpha, but a highly promising one. Further, the student apparently understood the reason for the errors and offered an inexpensive way to fix them. What would you have wanted int the title?

"Student takes Google's self-driving car and offers the potential to make it $71,000 cheaper contingent upon correcting a misidentification issue that causes a possible failure rate of 6%"

Yeah, that would be so much better ;)

It's OK to take a little license with a title and try to summarize the main points. Maybe just adding the word "potential" in there would be enough, but some user named lololinternet would come along and claim how misleading the title is because ...