Here is another smart device that you can attach to your car to see what is wrong with it. Spiffy Blue is an on-board diagnostics (OBD-II) sensor that reads check engine lights and lets you know what’s going on. It reminds you to maintain your car properly and tracks service. The companion app allows you to monitor multiple vehicles.
Spiffy Blue lets you know when there is a recall you need to know about.[where to get it]