Mechanics have a lot of morons come into their shops with faults that should render a car undriveable or even leave the driver dead. There are also people who make demands that just can't be met. What's the worst story you've ever heard?

A lot of our favorites come from the fantastic subreddit r/justrolledintotheshop. There are customers that come in with cars that they claim have "small issues" and actually have catastrophic failures that could kill everyone in a 10 mile radius.

But now we ask you: What's the worst story of mechanical horror you've ever heard?