This $90 OBD2 diagnostic scan tool is on sale for just $23 at Walmart, and shoppers love how “easy to use” it is.

The OBD2 scanner is on sale at Walmart for $16, and shoppers say it "functions flawlessly." ...

This time, the driving task category added to the CarPlay app ecosystem allowed one developer to bring OBD2 data to the dashboard screen using a very clever approach.