Here's a scenario for you: One day while you're driving to work, you are abruptly alerted to the fact that something is not happy in the rear end of your ride. Maybe something has either A) broken, or ...

You're tooling along on your way home from a cruise night or a car show when you pull up to a stop sign. As the engine drops down to an idle, you hear astrange sound from under the hood. It's not a ...