The OBD II diagnostic tool tools you the access to the information in the Power Control Module with varying degrees of complexity, depending on the model of your truck. More inside Four Wheeler ...

We recently got our hands on the new GoTech mobile OBD-II diagnostic tool and put it through its paces on several trucks in our fleet. The GoTech is more than just a code reader, though.

A must-have in your emergency kit, these car diagnostic tools and auto scanners can quickly identify where your car troubles lie.

Best car diagnostic tools at a glance Best overall: Draper Fault Code Reader and Oil Reset Tool - £242.32, Electrical World Best for good value for money: Motopower OBD2 Scanner - £26.50, Amazon ...

The Genie Tech Pro Link is a hand-held diagnostic tool that allows monitoring a machine’s sensors (including engine temperature, oil pressure, fuel level, and battery voltage), calibrating the machine ...