FreshTrend: Got a check engine light but don’t want to spend $100 or more for a diagnostic check everytime? Then check out The GL1 IPhone Car Diagnostic directly hooks your car’s engine diagnostics computer data to your iPhone, iPad, or iPod touch.
You can directly read/reset diagnostic codes from your iPhone/iPad! Also easily log your vehicle’s engine performance and gas mileage.
Simply plug the GL1 into your vehicle’s OBD-II data port, download the FREE App from the App store and you are set to run your own diagnostics on your car!
IPhone Car Diagnostic Check [FreshTrend]
This seems like a very useful tool because almost everyone has a car, and it is bound to have something go wrong with it eventually. Manual diagnostics at car shops are really expensive, so this seems to be a very cheap and innovative solution.