phonetictalk (12/20/2012)
I'd love to see cars offer the ability to download your data so you can analyze it yourself (or send it to 3rd parties who can analyze it).
There are seemingly thousands of devices these days that plug into the obd2 port and do varying levels of scanning, logging and analysis.
Just a few
http://www.race-keeper.com/OBDII
http://www.racepak.com/Components/OBDII.php