dsi1 wrote:
> On Apr 24, 3:45 am, "Nancy Young" > wrote:

>> I know they started putting black boxes into cars, I imagine they
>> all have them at this point. I guess.

> Modern cars have computer controllers in place to keep emissions under
> control and to have the desired mix of performance and fuel
> efficiency. In order to do this, it keeps tab on engine conditions and
> vehicle speed. They're not black boxes in the sense of being a
> fortified data gathering device. They are actually the heart of the
> emission control system.
>
> As far as I know the boxes are proprietary systems belonging to the
> manufacturer and any data that may remain in the computers after a
> crash is not available to outside agencies.

FWIW, a quick google came up with this:

http://preview.tinyurl.com/64ukdlc

It touches on the subject.

nancy